[INFO] cloning repository https://github.com/savish/rosalind
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/savish/rosalind" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e105131fa780af81effbf5019fabe6590945648
[INFO] testing savish/rosalind against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsavish%2Frosalind" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/savish/rosalind on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/savish/rosalind
[INFO] finished tweaking git repo https://github.com/savish/rosalind
[INFO] tweaked toml for git repo https://github.com/savish/rosalind written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/savish/rosalind already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded modular v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ebf1c4914022363c59c78eec37a6fbca2160561626efdb0c678e8f020e51aa5
[INFO] running `Command { std: "docker" "start" "-a" "2ebf1c4914022363c59c78eec37a6fbca2160561626efdb0c678e8f020e51aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ebf1c4914022363c59c78eec37a6fbca2160561626efdb0c678e8f020e51aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ebf1c4914022363c59c78eec37a6fbca2160561626efdb0c678e8f020e51aa5", kill_on_drop: false }`
[INFO] [stdout] 2ebf1c4914022363c59c78eec37a6fbca2160561626efdb0c678e8f020e51aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9a18af981c035b21d607f2e08fb417171c6ab651736b6c164af11d2206d248
[INFO] running `Command { std: "docker" "start" "-a" "7e9a18af981c035b21d607f2e08fb417171c6ab651736b6c164af11d2206d248", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling modular v1.0.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling rosalind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size` and `initialize_to` are never read
[INFO] [stdout]   --> src/fib.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Queue<T: Copy> {
[INFO] [stdout]    |        ----- fields in this struct
[INFO] [stdout] 8  |     queue: Vec<T>,
[INFO] [stdout] 9  |     size: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     initialize_to: T,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Queue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.53s
[INFO] running `Command { std: "docker" "inspect" "7e9a18af981c035b21d607f2e08fb417171c6ab651736b6c164af11d2206d248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9a18af981c035b21d607f2e08fb417171c6ab651736b6c164af11d2206d248", kill_on_drop: false }`
[INFO] [stdout] 7e9a18af981c035b21d607f2e08fb417171c6ab651736b6c164af11d2206d248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d
[INFO] running `Command { std: "docker" "start" "-a" "7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d/hosts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d", kill_on_drop: false }`
[INFO] [stdout] 7d23b735ebb05deb9a9c3f33c2caa7618cbd00ebbc868e6857ebcbec765ad62d