Re-enable Unix CI

ci/run_linux_and_mac.sh

@@ -1,32 +1,32 @@
-#case $(uname | tr '[:upper:]' '[:lower:]') in
-#  linux*)
-#    export APPVEYOR_OS_NAME=linux
-#    ;;
-#  darwin*)
-#    export APPVEYOR_OS_NAME=osx
-#    ;;
-#esac
-#if [ "$APPVEYOR_OS_NAME" = "linux" ]; then export PATH="/home/appveyor/.cargo/bin:$PATH"; fi
-#if [ "$APPVEYOR_OS_NAME" = "osx" ]; then export PATH="$HOME/.cargo/bin:$PATH"; fi
-#if [ "$APPVEYOR_OS_NAME" = "linux" ]; then MIRI_NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu/miri); fi
-#if [ "$APPVEYOR_OS_NAME" = "osx" ]; then MIRI_NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-apple-darwin/miri); fi
-#echo "Installing latest nightly with Miri: $MIRI_NIGHTLY"
-#rustup set profile minimal
-#rustup default "$MIRI_NIGHTLY"
-#rustup component add miri
+case $(uname | tr '[:upper:]' '[:lower:]') in
+  linux*)
+    export APPVEYOR_OS_NAME=linux
+    ;;
+  darwin*)
+    export APPVEYOR_OS_NAME=osx
+    ;;
+esac
+if [ "$APPVEYOR_OS_NAME" = "linux" ]; then export PATH="/home/appveyor/.cargo/bin:$PATH"; fi
+if [ "$APPVEYOR_OS_NAME" = "osx" ]; then export PATH="$HOME/.cargo/bin:$PATH"; fi
+if [ "$APPVEYOR_OS_NAME" = "linux" ]; then MIRI_NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-unknown-linux-gnu/miri); fi
+if [ "$APPVEYOR_OS_NAME" = "osx" ]; then MIRI_NIGHTLY=nightly-$(curl -s https://rust-lang.github.io/rustup-components-history/x86_64-apple-darwin/miri); fi
+echo "Installing latest nightly with Miri: $MIRI_NIGHTLY"
+rustup set profile minimal
+rustup default "$MIRI_NIGHTLY"
+rustup component add miri
 # The `-Zmiri-disable-isolation` is so Miri can access the system clock
 # while calling `SystemTime::now()` in one of the tests.
 # The `-Zmiri-permissive-provenance` is because this crate has a few
 # integer-to-pointer casts that are needed to avoid UB with ZST-related
 # stuff. 
-#export MIRIFLAGS="-Zmiri-disable-isolation -Zmiri-permissive-provenance"
+export MIRIFLAGS="-Zmiri-disable-isolation -Zmiri-permissive-provenance"
 # We run the suite once under Miri with all functionality enabled, and then once
 # normally without the default features just to make sure `no_std` support has
 # not been broken.
-#cargo clean
-#cargo miri test --features="std" || exit 1
-#cargo clean
-#cargo test --no-default-features || exit 1
+cargo clean
+cargo miri test --features="std" || exit 1
+cargo clean
+cargo test --no-default-features || exit 1
 # Uncommenting the last two lines also runs the libfuzzer fuzz target, but it's more suited for running
 # locally than on CI currently due to the amount of time it takes to be effective
 # cargo clean