[INFO] fetching crate low-map 0.1.0...
[INFO] testing low-map-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate low-map 0.1.0 into /workspace/builds/worker-56/source
[INFO] validating manifest of crates.io crate low-map 0.1.0 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 low-map 0.1.0
[INFO] finished tweaking crates.io crate low-map 0.1.0
[INFO] tweaked toml for crates.io crate low-map 0.1.0 written to /workspace/builds/worker-56/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] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] a13038288aa2f3828e4365969d6c2f70bcef79abf9eb89a9d10de491fa74d918
[INFO] running `Command { std: "docker" "start" "-a" "a13038288aa2f3828e4365969d6c2f70bcef79abf9eb89a9d10de491fa74d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a13038288aa2f3828e4365969d6c2f70bcef79abf9eb89a9d10de491fa74d918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13038288aa2f3828e4365969d6c2f70bcef79abf9eb89a9d10de491fa74d918", kill_on_drop: false }`
[INFO] [stdout] a13038288aa2f3828e4365969d6c2f70bcef79abf9eb89a9d10de491fa74d918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] b8d62a3de3e99fe3616048db576af8301176d4f2721b0c6e02e41fa3065a701e
[INFO] running `Command { std: "docker" "start" "-a" "b8d62a3de3e99fe3616048db576af8301176d4f2721b0c6e02e41fa3065a701e", kill_on_drop: false }`
[INFO] [stderr]    Compiling low-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "b8d62a3de3e99fe3616048db576af8301176d4f2721b0c6e02e41fa3065a701e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8d62a3de3e99fe3616048db576af8301176d4f2721b0c6e02e41fa3065a701e", kill_on_drop: false }`
[INFO] [stdout] b8d62a3de3e99fe3616048db576af8301176d4f2721b0c6e02e41fa3065a701e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] 9af9b10a17777ce3f9a9923c747d6051526f31ea2f8f015be796cd738bf27080
[INFO] running `Command { std: "docker" "start" "-a" "9af9b10a17777ce3f9a9923c747d6051526f31ea2f8f015be796cd738bf27080", kill_on_drop: false }`
[INFO] [stderr]    Compiling low-map v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "9af9b10a17777ce3f9a9923c747d6051526f31ea2f8f015be796cd738bf27080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af9b10a17777ce3f9a9923c747d6051526f31ea2f8f015be796cd738bf27080", kill_on_drop: false }`
[INFO] [stdout] 9af9b10a17777ce3f9a9923c747d6051526f31ea2f8f015be796cd738bf27080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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] e9556c459bd0baa851963ba58e0a317fc29a7b58189c5a3a89929c82b1eb378e
[INFO] running `Command { std: "docker" "start" "-a" "e9556c459bd0baa851963ba58e0a317fc29a7b58189c5a3a89929c82b1eb378e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/low_map-8694d22de78e6e07)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests low-map
[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 1 test
[INFO] [stdout] test src/lib.rs - LowMap (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e9556c459bd0baa851963ba58e0a317fc29a7b58189c5a3a89929c82b1eb378e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9556c459bd0baa851963ba58e0a317fc29a7b58189c5a3a89929c82b1eb378e", kill_on_drop: false }`
[INFO] [stdout] e9556c459bd0baa851963ba58e0a317fc29a7b58189c5a3a89929c82b1eb378e