[INFO] fetching crate rust-developers 0.0.0...
[INFO] testing rust-developers-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust-developers 0.0.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate rust-developers 0.0.0 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 rust-developers 0.0.0
[INFO] finished tweaking crates.io crate rust-developers 0.0.0
[INFO] tweaked toml for crates.io crate rust-developers 0.0.0 written to /workspace/builds/worker-77/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 5cce1cc22f4662287b1409c65fbdb63312823582a38d26f3e511c2e47893da27
[INFO] running `Command { std: "docker" "start" "-a" "5cce1cc22f4662287b1409c65fbdb63312823582a38d26f3e511c2e47893da27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cce1cc22f4662287b1409c65fbdb63312823582a38d26f3e511c2e47893da27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cce1cc22f4662287b1409c65fbdb63312823582a38d26f3e511c2e47893da27", kill_on_drop: false }`
[INFO] [stdout] 5cce1cc22f4662287b1409c65fbdb63312823582a38d26f3e511c2e47893da27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] aece2cc244d33a05e1e25fd05565b91dee08c6f2b6cedd5419b992671c294542
[INFO] running `Command { std: "docker" "start" "-a" "aece2cc244d33a05e1e25fd05565b91dee08c6f2b6cedd5419b992671c294542", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-developers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "aece2cc244d33a05e1e25fd05565b91dee08c6f2b6cedd5419b992671c294542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aece2cc244d33a05e1e25fd05565b91dee08c6f2b6cedd5419b992671c294542", kill_on_drop: false }`
[INFO] [stdout] aece2cc244d33a05e1e25fd05565b91dee08c6f2b6cedd5419b992671c294542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] d50d801c8108854218c00ad332296f82593896106ae69b6c1b0f48e3ecf14f67
[INFO] running `Command { std: "docker" "start" "-a" "d50d801c8108854218c00ad332296f82593896106ae69b6c1b0f48e3ecf14f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-developers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_developers-3bce7c915fb3b2a1)
[INFO] running `Command { std: "docker" "inspect" "d50d801c8108854218c00ad332296f82593896106ae69b6c1b0f48e3ecf14f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d50d801c8108854218c00ad332296f82593896106ae69b6c1b0f48e3ecf14f67", kill_on_drop: false }`
[INFO] [stdout] d50d801c8108854218c00ad332296f82593896106ae69b6c1b0f48e3ecf14f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 311cefb23d12e7a645b5237d21f2f4f6987f4f268fa1b053fa7f32dba2ba0d7a
[INFO] running `Command { std: "docker" "start" "-a" "311cefb23d12e7a645b5237d21f2f4f6987f4f268fa1b053fa7f32dba2ba0d7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_developers-3bce7c915fb3b2a1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-developers
[INFO] [stdout] test result: ok. 1 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" "311cefb23d12e7a645b5237d21f2f4f6987f4f268fa1b053fa7f32dba2ba0d7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311cefb23d12e7a645b5237d21f2f4f6987f4f268fa1b053fa7f32dba2ba0d7a", kill_on_drop: false }`
[INFO] [stdout] 311cefb23d12e7a645b5237d21f2f4f6987f4f268fa1b053fa7f32dba2ba0d7a