[INFO] cloning repository https://github.com/not-fl3/derivebug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/not-fl3/derivebug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnot-fl3%2Fderivebug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnot-fl3%2Fderivebug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edfbffdc17ded85fbfa9400eaa6831a0145f785c
[INFO] checking not-fl3/derivebug against master#3350c1eb3fd8fe1bee1ed4c76944d707bd256876 for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnot-fl3%2Fderivebug" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/not-fl3/derivebug on toolchain 3350c1eb3fd8fe1bee1ed4c76944d707bd256876
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/not-fl3/derivebug
[INFO] finished tweaking git repo https://github.com/not-fl3/derivebug
[INFO] tweaked toml for git repo https://github.com/not-fl3/derivebug written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/not-fl3/derivebug 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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e93dc103202947d3a79142280dfc8449d2a52e079f1f0b2e7f5bb725a9fc4a4d
[INFO] running `Command { std: "docker" "start" "-a" "e93dc103202947d3a79142280dfc8449d2a52e079f1f0b2e7f5bb725a9fc4a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e93dc103202947d3a79142280dfc8449d2a52e079f1f0b2e7f5bb725a9fc4a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93dc103202947d3a79142280dfc8449d2a52e079f1f0b2e7f5bb725a9fc4a4d", kill_on_drop: false }`
[INFO] [stdout] e93dc103202947d3a79142280dfc8449d2a52e079f1f0b2e7f5bb725a9fc4a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+3350c1eb3fd8fe1bee1ed4c76944d707bd256876" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1655a7827117d5154183d284d96c47db78c6c80998e705a8e58e1f762a02f1c9
[INFO] running `Command { std: "docker" "start" "-a" "1655a7827117d5154183d284d96c47db78c6c80998e705a8e58e1f762a02f1c9", kill_on_drop: false }`
[INFO] [stderr]     Checking foobar v0.1.0 (/opt/rustwide/workdir/foobar)
[INFO] [stderr]     Checking derivebug v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `bar` is never read
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub struct Foo {
[INFO] [stdout]   |                --- field in this struct
[INFO] [stdout] 6 |         pub bar: Bar,
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Foo` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `bar` is never read
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub struct Foo {
[INFO] [stdout]   |                --- field in this struct
[INFO] [stdout] 6 |         pub bar: Bar,
[INFO] [stdout]   |             ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Foo` has a derived impl for the trait `Clone`, 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 0.13s
[INFO] running `Command { std: "docker" "inspect" "1655a7827117d5154183d284d96c47db78c6c80998e705a8e58e1f762a02f1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1655a7827117d5154183d284d96c47db78c6c80998e705a8e58e1f762a02f1c9", kill_on_drop: false }`
[INFO] [stdout] 1655a7827117d5154183d284d96c47db78c6c80998e705a8e58e1f762a02f1c9
