[INFO] fetching crate safe_unwrap 0.4.1...
[INFO] testing safe_unwrap-0.4.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate safe_unwrap 0.4.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate safe_unwrap 0.4.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safe_unwrap 0.4.1
[INFO] finished tweaking crates.io crate safe_unwrap 0.4.1
[INFO] tweaked toml for crates.io crate safe_unwrap 0.4.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c1dd12f182afd1f32e7e18fcfb67a78853ef82c34ca804e476c867d0773724c
[INFO] running `Command { std: "docker" "start" "-a" "1c1dd12f182afd1f32e7e18fcfb67a78853ef82c34ca804e476c867d0773724c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c1dd12f182afd1f32e7e18fcfb67a78853ef82c34ca804e476c867d0773724c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1dd12f182afd1f32e7e18fcfb67a78853ef82c34ca804e476c867d0773724c", kill_on_drop: false }`
[INFO] [stdout] 1c1dd12f182afd1f32e7e18fcfb67a78853ef82c34ca804e476c867d0773724c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c136a56bde7e830caa8bf21f513e2a5645fbcd5de557101dbc25247969c61fdc
[INFO] running `Command { std: "docker" "start" "-a" "c136a56bde7e830caa8bf21f513e2a5645fbcd5de557101dbc25247969c61fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_unwrap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "c136a56bde7e830caa8bf21f513e2a5645fbcd5de557101dbc25247969c61fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c136a56bde7e830caa8bf21f513e2a5645fbcd5de557101dbc25247969c61fdc", kill_on_drop: false }`
[INFO] [stdout] c136a56bde7e830caa8bf21f513e2a5645fbcd5de557101dbc25247969c61fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1529c88d0982451b4dd2d87305ce4d12ec0272b66cf261c10cf1cfa923c5c694
[INFO] running `Command { std: "docker" "start" "-a" "1529c88d0982451b4dd2d87305ce4d12ec0272b66cf261c10cf1cfa923c5c694", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_unwrap v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "1529c88d0982451b4dd2d87305ce4d12ec0272b66cf261c10cf1cfa923c5c694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1529c88d0982451b4dd2d87305ce4d12ec0272b66cf261c10cf1cfa923c5c694", kill_on_drop: false }`
[INFO] [stdout] 1529c88d0982451b4dd2d87305ce4d12ec0272b66cf261c10cf1cfa923c5c694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] acfc7b1b9a65a9030bf495d29753093e4781c5bcf1e64b5ca534642af1b393d4
[INFO] running `Command { std: "docker" "start" "-a" "acfc7b1b9a65a9030bf495d29753093e4781c5bcf1e64b5ca534642af1b393d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safe_unwrap-9e4ec963629a5d3b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::trait_works_when_ok ... ok
[INFO] [stdout] test tests::works_when_ok ... ok
[INFO] [stderr]    Doc-tests safe_unwrap
[INFO] [stdout] test tests::doesnt_work_when_err - should panic ... ok
[INFO] [stdout] test tests::trait_doesnt_work_when_err - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "acfc7b1b9a65a9030bf495d29753093e4781c5bcf1e64b5ca534642af1b393d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acfc7b1b9a65a9030bf495d29753093e4781c5bcf1e64b5ca534642af1b393d4", kill_on_drop: false }`
[INFO] [stdout] acfc7b1b9a65a9030bf495d29753093e4781c5bcf1e64b5ca534642af1b393d4