[INFO] fetching crate guard 0.5.1...
[INFO] testing guard-0.5.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate guard 0.5.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate guard 0.5.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guard 0.5.1
[INFO] finished tweaking crates.io crate guard 0.5.1
[INFO] tweaked toml for crates.io crate guard 0.5.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate guard 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ddf3fc6c8d917221add7c1241d7c89defd7b6cdf1fa63cd6788ccf6a636930
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2ddf3fc6c8d917221add7c1241d7c89defd7b6cdf1fa63cd6788ccf6a636930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ddf3fc6c8d917221add7c1241d7c89defd7b6cdf1fa63cd6788ccf6a636930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ddf3fc6c8d917221add7c1241d7c89defd7b6cdf1fa63cd6788ccf6a636930", kill_on_drop: false }`
[INFO] [stdout] b2ddf3fc6c8d917221add7c1241d7c89defd7b6cdf1fa63cd6788ccf6a636930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eae2ed418389abf153af860eaa380ee5861ffacb608c3ac76420b87ff18cd4a1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eae2ed418389abf153af860eaa380ee5861ffacb608c3ac76420b87ff18cd4a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling guard v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "eae2ed418389abf153af860eaa380ee5861ffacb608c3ac76420b87ff18cd4a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae2ed418389abf153af860eaa380ee5861ffacb608c3ac76420b87ff18cd4a1", kill_on_drop: false }`
[INFO] [stdout] eae2ed418389abf153af860eaa380ee5861ffacb608c3ac76420b87ff18cd4a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f20217f66028f9c4b1e0d87d606826c820e1f65dcf6137f2a868d7210df8edad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f20217f66028f9c4b1e0d87d606826c820e1f65dcf6137f2a868d7210df8edad", kill_on_drop: false }`
[INFO] [stderr]    Compiling guard v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "f20217f66028f9c4b1e0d87d606826c820e1f65dcf6137f2a868d7210df8edad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20217f66028f9c4b1e0d87d606826c820e1f65dcf6137f2a868d7210df8edad", kill_on_drop: false }`
[INFO] [stdout] f20217f66028f9c4b1e0d87d606826c820e1f65dcf6137f2a868d7210df8edad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecfe76e0c4380cd9d4294e4155a01bf17cc639f288962245f669aede87831b43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ecfe76e0c4380cd9d4294e4155a01bf17cc639f288962245f669aede87831b43", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guard-1b876b4446f43f4f)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test guard_unwrap::test::should_bind ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test guard_unwrap::test::should_match ... ok
[INFO] [stdout] test tests::new_syntax ... ok
[INFO] [stdout] test tests::various ... ok
[INFO] [stdout] test guard_unwrap::test::panic_message_should_include_matched_expression - should panic ... ok
[INFO] [stdout] test guard_unwrap::test::panic_message_should_include_pattern - should panic ... ok
[INFO] [stdout] test guard_unwrap::test::should_panic - should panic ... ok
[INFO] [stdout] test guard_unwrap::test::should_have_nice_panic_message - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/guard_unwrap.rs (/opt/rustwide/target/debug/deps/guard_unwrap-b2d94f98d262d104)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_be_usable_from_different_crate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests guard
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/guard_unwrap.rs - guard_unwrap::guard_unwrap (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/guard_unwrap.rs - guard_unwrap::guard_unwrap (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecfe76e0c4380cd9d4294e4155a01bf17cc639f288962245f669aede87831b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecfe76e0c4380cd9d4294e4155a01bf17cc639f288962245f669aede87831b43", kill_on_drop: false }`
[INFO] [stdout] ecfe76e0c4380cd9d4294e4155a01bf17cc639f288962245f669aede87831b43