[INFO] cloning repository https://github.com/alienzj/rosalind-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alienzj/rosalind-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/alienzj/rosalind-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alienzj/rosalind-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 2)
[INFO] cloning repository https://github.com/alienzj/rosalind-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alienzj/rosalind-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ab58489f8148646a7331f8d5de6e99d3a25397c
[INFO] checking alienzj/rosalind-rs against master#d2eadb7a94ef8c9deb5137695df33cd1fc5aee92 for pr-137268
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falienzj%2Frosalind-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alienzj/rosalind-rs on toolchain d2eadb7a94ef8c9deb5137695df33cd1fc5aee92
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alienzj/rosalind-rs
[INFO] finished tweaking git repo https://github.com/alienzj/rosalind-rs
[INFO] tweaked toml for git repo https://github.com/alienzj/rosalind-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alienzj/rosalind-rs 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" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7f11c555b85adc1b62e32ca95919deea2b1f46be4a428bb2fb5af6710790be8
[INFO] running `Command { std: "docker" "start" "-a" "b7f11c555b85adc1b62e32ca95919deea2b1f46be4a428bb2fb5af6710790be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7f11c555b85adc1b62e32ca95919deea2b1f46be4a428bb2fb5af6710790be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f11c555b85adc1b62e32ca95919deea2b1f46be4a428bb2fb5af6710790be8", kill_on_drop: false }`
[INFO] [stdout] b7f11c555b85adc1b62e32ca95919deea2b1f46be4a428bb2fb5af6710790be8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+d2eadb7a94ef8c9deb5137695df33cd1fc5aee92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0d5654a8a3704b0e065229056f3edf61d57149fc02068c6aaf809af47e1ab5f
[INFO] running `Command { std: "docker" "start" "-a" "c0d5654a8a3704b0e065229056f3edf61d57149fc02068c6aaf809af47e1ab5f", kill_on_drop: false }`
[INFO] [stderr]     Checking rosalind v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `prev` is never read
[INFO] [stdout]  --> src/hamm.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Pairer<T: Iterator> {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 7 |     it: T,
[INFO] [stdout] 8 |     prev: Option<T::Item>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `prev` is never read
[INFO] [stdout]  --> src/hamm.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Pairer<T: Iterator> {
[INFO] [stdout]   |        ------ field in this struct
[INFO] [stdout] 7 |     it: T,
[INFO] [stdout] 8 |     prev: Option<T::Item>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "c0d5654a8a3704b0e065229056f3edf61d57149fc02068c6aaf809af47e1ab5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d5654a8a3704b0e065229056f3edf61d57149fc02068c6aaf809af47e1ab5f", kill_on_drop: false }`
[INFO] [stdout] c0d5654a8a3704b0e065229056f3edf61d57149fc02068c6aaf809af47e1ab5f