[INFO] cloning repository https://github.com/turpatur/advprog-module6
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/turpatur/advprog-module6" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturpatur%2Fadvprog-module6", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturpatur%2Fadvprog-module6'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d52a9e1d22fe26da1ebad13c1990f6e9c0e48780
[INFO] checking turpatur/advprog-module6 against try#2c4e58eac5a232e49065e517c1cf50b2715ccf85 for pr-140283
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturpatur%2Fadvprog-module6" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/turpatur/advprog-module6
[INFO] finished tweaking git repo https://github.com/turpatur/advprog-module6
[INFO] tweaked toml for git repo https://github.com/turpatur/advprog-module6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/turpatur/advprog-module6 on toolchain 2c4e58eac5a232e49065e517c1cf50b2715ccf85
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/turpatur/advprog-module6 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" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49335152a61c71f649e56288f778e6962736600aca9cb12dc17616f16ebf5ade
[INFO] running `Command { std: "docker" "start" "-a" "49335152a61c71f649e56288f778e6962736600aca9cb12dc17616f16ebf5ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49335152a61c71f649e56288f778e6962736600aca9cb12dc17616f16ebf5ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49335152a61c71f649e56288f778e6962736600aca9cb12dc17616f16ebf5ade", kill_on_drop: false }`
[INFO] [stdout] 49335152a61c71f649e56288f778e6962736600aca9cb12dc17616f16ebf5ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2c4e58eac5a232e49065e517c1cf50b2715ccf85" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fedf877c45a296d1a2529d04a407eb42dd39f5fac962db877691cb27052f4ca0
[INFO] running `Command { std: "docker" "start" "-a" "fedf877c45a296d1a2529d04a407eb42dd39f5fac962db877691cb27052f4ca0", kill_on_drop: false }`
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 62 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 61 | struct Worker {
[INFO] [stdout]    |        ------ field in this struct
[INFO] [stdout] 62 |     id: usize,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "fedf877c45a296d1a2529d04a407eb42dd39f5fac962db877691cb27052f4ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedf877c45a296d1a2529d04a407eb42dd39f5fac962db877691cb27052f4ca0", kill_on_drop: false }`
[INFO] [stdout] fedf877c45a296d1a2529d04a407eb42dd39f5fac962db877691cb27052f4ca0