[INFO] crate critical-section 0.2.1 is already in cache
[INFO] testing critical-section-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate critical-section 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate critical-section 0.2.1 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 critical-section 0.2.1
[INFO] finished tweaking crates.io crate critical-section 0.2.1
[INFO] tweaked toml for crates.io crate critical-section 0.2.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2f1fd8784e1e9fd0426793024927a1516390b2d26db9216f35e5dd0458619643
[INFO] running `Command { std: "docker" "start" "-a" "2f1fd8784e1e9fd0426793024927a1516390b2d26db9216f35e5dd0458619643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1fd8784e1e9fd0426793024927a1516390b2d26db9216f35e5dd0458619643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1fd8784e1e9fd0426793024927a1516390b2d26db9216f35e5dd0458619643", kill_on_drop: false }`
[INFO] [stdout] 2f1fd8784e1e9fd0426793024927a1516390b2d26db9216f35e5dd0458619643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 43d7875d6ded93408f38d1a74edf4a607633180a5b5d99055b260fd9a20cf10f
[INFO] running `Command { std: "docker" "start" "-a" "43d7875d6ded93408f38d1a74edf4a607633180a5b5d99055b260fd9a20cf10f", kill_on_drop: false }`
[INFO] [stderr]    Compiling critical-section v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "43d7875d6ded93408f38d1a74edf4a607633180a5b5d99055b260fd9a20cf10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d7875d6ded93408f38d1a74edf4a607633180a5b5d99055b260fd9a20cf10f", kill_on_drop: false }`
[INFO] [stdout] 43d7875d6ded93408f38d1a74edf4a607633180a5b5d99055b260fd9a20cf10f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5ae907ea55fb8afaf1b15a18d99397aced2282d48dbcb705ddb74ff9e6f4bbcd
[INFO] running `Command { std: "docker" "start" "-a" "5ae907ea55fb8afaf1b15a18d99397aced2282d48dbcb705ddb74ff9e6f4bbcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling critical-section v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.75s
[INFO] running `Command { std: "docker" "inspect" "5ae907ea55fb8afaf1b15a18d99397aced2282d48dbcb705ddb74ff9e6f4bbcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae907ea55fb8afaf1b15a18d99397aced2282d48dbcb705ddb74ff9e6f4bbcd", kill_on_drop: false }`
[INFO] [stdout] 5ae907ea55fb8afaf1b15a18d99397aced2282d48dbcb705ddb74ff9e6f4bbcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b267d92a6f22a7fde391f08cee9d83901d327a03453521f9fed38282487bd402
[INFO] running `Command { std: "docker" "start" "-a" "b267d92a6f22a7fde391f08cee9d83901d327a03453521f9fed38282487bd402", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/critical_section-084332654da9bb95)
[INFO] [stderr]    Doc-tests critical-section
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b267d92a6f22a7fde391f08cee9d83901d327a03453521f9fed38282487bd402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b267d92a6f22a7fde391f08cee9d83901d327a03453521f9fed38282487bd402", kill_on_drop: false }`
[INFO] [stdout] b267d92a6f22a7fde391f08cee9d83901d327a03453521f9fed38282487bd402