[INFO] fetching crate safecast 0.1.2...
[INFO] testing safecast-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate safecast 0.1.2 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate safecast 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safecast 0.1.2
[INFO] finished tweaking crates.io crate safecast 0.1.2
[INFO] tweaked toml for crates.io crate safecast 0.1.2 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-2022-04-10" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16fac7748ca90088581b6c04cc34a17315f6900eb62cd6da09914f5d6b6ec3d8
[INFO] running `Command { std: "docker" "start" "-a" "16fac7748ca90088581b6c04cc34a17315f6900eb62cd6da09914f5d6b6ec3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16fac7748ca90088581b6c04cc34a17315f6900eb62cd6da09914f5d6b6ec3d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fac7748ca90088581b6c04cc34a17315f6900eb62cd6da09914f5d6b6ec3d8", kill_on_drop: false }`
[INFO] [stdout] 16fac7748ca90088581b6c04cc34a17315f6900eb62cd6da09914f5d6b6ec3d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f471b0a3af695cdf862726498716b2502e606be460ac80d169be256464aad3c
[INFO] running `Command { std: "docker" "start" "-a" "4f471b0a3af695cdf862726498716b2502e606be460ac80d169be256464aad3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling safecast v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "4f471b0a3af695cdf862726498716b2502e606be460ac80d169be256464aad3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f471b0a3af695cdf862726498716b2502e606be460ac80d169be256464aad3c", kill_on_drop: false }`
[INFO] [stdout] 4f471b0a3af695cdf862726498716b2502e606be460ac80d169be256464aad3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed11bfbcdc7668e26147c068c2b4357a8e01fc86c2a0b6ea56b8c39688f7481a
[INFO] running `Command { std: "docker" "start" "-a" "ed11bfbcdc7668e26147c068c2b4357a8e01fc86c2a0b6ea56b8c39688f7481a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling safecast v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.17s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/safecast-cbe906e987ab583b)
[INFO] running `Command { std: "docker" "inspect" "ed11bfbcdc7668e26147c068c2b4357a8e01fc86c2a0b6ea56b8c39688f7481a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed11bfbcdc7668e26147c068c2b4357a8e01fc86c2a0b6ea56b8c39688f7481a", kill_on_drop: false }`
[INFO] [stdout] ed11bfbcdc7668e26147c068c2b4357a8e01fc86c2a0b6ea56b8c39688f7481a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b355546f69af0e83642cf3a532157a76c182ebef5432cce8f2c90ccb8b33b3d
[INFO] running `Command { std: "docker" "start" "-a" "1b355546f69af0e83642cf3a532157a76c182ebef5432cce8f2c90ccb8b33b3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safecast-cbe906e987ab583b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_cast ... ok
[INFO] [stdout] test tests::test_matches ... ok
[INFO] [stdout] test tests::test_try_cast ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safecast
[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" "1b355546f69af0e83642cf3a532157a76c182ebef5432cce8f2c90ccb8b33b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b355546f69af0e83642cf3a532157a76c182ebef5432cce8f2c90ccb8b33b3d", kill_on_drop: false }`
[INFO] [stdout] 1b355546f69af0e83642cf3a532157a76c182ebef5432cce8f2c90ccb8b33b3d