[INFO] fetching crate magic-number-b 0.1.0...
[INFO] testing magic-number-b-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate magic-number-b 0.1.0 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate magic-number-b 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 magic-number-b 0.1.0
[INFO] finished tweaking crates.io crate magic-number-b 0.1.0
[INFO] tweaked toml for crates.io crate magic-number-b 0.1.0 written to /workspace/builds/worker-68/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magic-number v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 5ce81fb055619caa5f8c4696ec568dd2fe93b1882882c1c87106a85e59ebf402
[INFO] running `Command { std: "docker" "start" "-a" "5ce81fb055619caa5f8c4696ec568dd2fe93b1882882c1c87106a85e59ebf402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce81fb055619caa5f8c4696ec568dd2fe93b1882882c1c87106a85e59ebf402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce81fb055619caa5f8c4696ec568dd2fe93b1882882c1c87106a85e59ebf402", kill_on_drop: false }`
[INFO] [stdout] 5ce81fb055619caa5f8c4696ec568dd2fe93b1882882c1c87106a85e59ebf402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] a6ac2e80c12bc512904b5b89f34dc187ee08a19bbfcadbfdf8c0432c650c74a0
[INFO] running `Command { std: "docker" "start" "-a" "a6ac2e80c12bc512904b5b89f34dc187ee08a19bbfcadbfdf8c0432c650c74a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling magic-number v0.2.0
[INFO] [stderr]    Compiling magic-number-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "a6ac2e80c12bc512904b5b89f34dc187ee08a19bbfcadbfdf8c0432c650c74a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ac2e80c12bc512904b5b89f34dc187ee08a19bbfcadbfdf8c0432c650c74a0", kill_on_drop: false }`
[INFO] [stdout] a6ac2e80c12bc512904b5b89f34dc187ee08a19bbfcadbfdf8c0432c650c74a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] f36d5808c0e01f08f36a3092d5fc774350f05104b95fb73cbeb0124f48bfb633
[INFO] running `Command { std: "docker" "start" "-a" "f36d5808c0e01f08f36a3092d5fc774350f05104b95fb73cbeb0124f48bfb633", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling magic-number-b v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "f36d5808c0e01f08f36a3092d5fc774350f05104b95fb73cbeb0124f48bfb633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36d5808c0e01f08f36a3092d5fc774350f05104b95fb73cbeb0124f48bfb633", kill_on_drop: false }`
[INFO] [stdout] f36d5808c0e01f08f36a3092d5fc774350f05104b95fb73cbeb0124f48bfb633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] efc30e79901767cca34659e96bc35ad0d6ffdf3a450810f8098170001f9aff10
[INFO] running `Command { std: "docker" "start" "-a" "efc30e79901767cca34659e96bc35ad0d6ffdf3a450810f8098170001f9aff10", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/magic_number_b-721fd35682432375)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magic-number-b
[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" "efc30e79901767cca34659e96bc35ad0d6ffdf3a450810f8098170001f9aff10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc30e79901767cca34659e96bc35ad0d6ffdf3a450810f8098170001f9aff10", kill_on_drop: false }`
[INFO] [stdout] efc30e79901767cca34659e96bc35ad0d6ffdf3a450810f8098170001f9aff10