[INFO] fetching crate rust_digits 1.0.0...
[INFO] testing rust_digits-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rust_digits 1.0.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate rust_digits 1.0.0 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 rust_digits 1.0.0
[INFO] finished tweaking crates.io crate rust_digits 1.0.0
[INFO] tweaked toml for crates.io crate rust_digits 1.0.0 written to /workspace/builds/worker-19/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 6ebdbadbb01bc2c75c39f467677e2a83512f373c435187b90a57ee8de8263ae5
[INFO] running `Command { std: "docker" "start" "-a" "6ebdbadbb01bc2c75c39f467677e2a83512f373c435187b90a57ee8de8263ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ebdbadbb01bc2c75c39f467677e2a83512f373c435187b90a57ee8de8263ae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ebdbadbb01bc2c75c39f467677e2a83512f373c435187b90a57ee8de8263ae5", kill_on_drop: false }`
[INFO] [stdout] 6ebdbadbb01bc2c75c39f467677e2a83512f373c435187b90a57ee8de8263ae5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 7ccd5ae27ee648c6dc7beb8f217ea3a3f658db8af786dce5be07f906e5f206d6
[INFO] running `Command { std: "docker" "start" "-a" "7ccd5ae27ee648c6dc7beb8f217ea3a3f658db8af786dce5be07f906e5f206d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_digits v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "7ccd5ae27ee648c6dc7beb8f217ea3a3f658db8af786dce5be07f906e5f206d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ccd5ae27ee648c6dc7beb8f217ea3a3f658db8af786dce5be07f906e5f206d6", kill_on_drop: false }`
[INFO] [stdout] 7ccd5ae27ee648c6dc7beb8f217ea3a3f658db8af786dce5be07f906e5f206d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 9a89a72c772f02341f98826ce6ef4fbbce7268ef99891ccca8382cb31b8e96a6
[INFO] running `Command { std: "docker" "start" "-a" "9a89a72c772f02341f98826ce6ef4fbbce7268ef99891ccca8382cb31b8e96a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_digits v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9a89a72c772f02341f98826ce6ef4fbbce7268ef99891ccca8382cb31b8e96a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a89a72c772f02341f98826ce6ef4fbbce7268ef99891ccca8382cb31b8e96a6", kill_on_drop: false }`
[INFO] [stdout] 9a89a72c772f02341f98826ce6ef4fbbce7268ef99891ccca8382cb31b8e96a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 59a5921b863504c487d2fa984d230ef31270eba8986314b3aa7881414005c856
[INFO] running `Command { std: "docker" "start" "-a" "59a5921b863504c487d2fa984d230ef31270eba8986314b3aa7881414005c856", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_digits-4742e611e2af997b)
[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] [stderr]    Doc-tests rust_digits
[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" "59a5921b863504c487d2fa984d230ef31270eba8986314b3aa7881414005c856", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a5921b863504c487d2fa984d230ef31270eba8986314b3aa7881414005c856", kill_on_drop: false }`
[INFO] [stdout] 59a5921b863504c487d2fa984d230ef31270eba8986314b3aa7881414005c856