[INFO] fetching crate boxletters 0.1.0...
[INFO] testing boxletters-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate boxletters 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate boxletters 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 boxletters 0.1.0
[INFO] finished tweaking crates.io crate boxletters 0.1.0
[INFO] tweaked toml for crates.io crate boxletters 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate boxletters 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6190070449beba34671529d96f14b23a5c695d4c692085d2efa6f76c2102a439
[INFO] running `Command { std: "docker" "start" "-a" "6190070449beba34671529d96f14b23a5c695d4c692085d2efa6f76c2102a439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6190070449beba34671529d96f14b23a5c695d4c692085d2efa6f76c2102a439", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6190070449beba34671529d96f14b23a5c695d4c692085d2efa6f76c2102a439", kill_on_drop: false }`
[INFO] [stdout] 6190070449beba34671529d96f14b23a5c695d4c692085d2efa6f76c2102a439
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] bf1a99705ba4b6e55f76018e6e7b9407797935e3cbed0af42b0f48e8a4f64cf2
[INFO] running `Command { std: "docker" "start" "-a" "bf1a99705ba4b6e55f76018e6e7b9407797935e3cbed0af42b0f48e8a4f64cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling boxletters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.17s
[INFO] running `Command { std: "docker" "inspect" "bf1a99705ba4b6e55f76018e6e7b9407797935e3cbed0af42b0f48e8a4f64cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1a99705ba4b6e55f76018e6e7b9407797935e3cbed0af42b0f48e8a4f64cf2", kill_on_drop: false }`
[INFO] [stdout] bf1a99705ba4b6e55f76018e6e7b9407797935e3cbed0af42b0f48e8a4f64cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2992f04fee857600e253897ceda14e6c16f55ece0b8c248537b0628c62d9c6ea
[INFO] running `Command { std: "docker" "start" "-a" "2992f04fee857600e253897ceda14e6c16f55ece0b8c248537b0628c62d9c6ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling boxletters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "2992f04fee857600e253897ceda14e6c16f55ece0b8c248537b0628c62d9c6ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2992f04fee857600e253897ceda14e6c16f55ece0b8c248537b0628c62d9c6ea", kill_on_drop: false }`
[INFO] [stdout] 2992f04fee857600e253897ceda14e6c16f55ece0b8c248537b0628c62d9c6ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 26a87bf5f4c028a5da31a5a341a3cda7838bcc581d08a45fbd18811e58503755
[INFO] running `Command { std: "docker" "start" "-a" "26a87bf5f4c028a5da31a5a341a3cda7838bcc581d08a45fbd18811e58503755", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/boxletters-2fa13d29b8731802)
[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" "26a87bf5f4c028a5da31a5a341a3cda7838bcc581d08a45fbd18811e58503755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a87bf5f4c028a5da31a5a341a3cda7838bcc581d08a45fbd18811e58503755", kill_on_drop: false }`
[INFO] [stdout] 26a87bf5f4c028a5da31a5a341a3cda7838bcc581d08a45fbd18811e58503755