[INFO] cloning repository https://github.com/HodanPlodky/lr0_gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HodanPlodky/lr0_gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHodanPlodky%2Flr0_gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHodanPlodky%2Flr0_gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0978810ee01692cafc1c3fd6aac009ce3b5062f9
[INFO] checking HodanPlodky/lr0_gen against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHodanPlodky%2Flr0_gen" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HodanPlodky/lr0_gen
[INFO] finished tweaking git repo https://github.com/HodanPlodky/lr0_gen
[INFO] tweaked toml for git repo https://github.com/HodanPlodky/lr0_gen written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HodanPlodky/lr0_gen on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HodanPlodky/lr0_gen 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 440e7bf96d4f9a40a4fd4acabadd87fb3e814260c44a99dd00fe8d0a11fd894b
[INFO] running `Command { std: "docker" "start" "-a" "440e7bf96d4f9a40a4fd4acabadd87fb3e814260c44a99dd00fe8d0a11fd894b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "440e7bf96d4f9a40a4fd4acabadd87fb3e814260c44a99dd00fe8d0a11fd894b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440e7bf96d4f9a40a4fd4acabadd87fb3e814260c44a99dd00fe8d0a11fd894b", kill_on_drop: false }`
[INFO] [stdout] 440e7bf96d4f9a40a4fd4acabadd87fb3e814260c44a99dd00fe8d0a11fd894b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec74319bbba0dd000b1574fa5ad4aa5d8286a9a97c114f8bbd026a25fd65985f
[INFO] running `Command { std: "docker" "start" "-a" "ec74319bbba0dd000b1574fa5ad4aa5d8286a9a97c114f8bbd026a25fd65985f", kill_on_drop: false }`
[INFO] [stderr]     Checking lr0_gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `add_rule_vec` is never used
[INFO] [stdout]   --> src/grammar/mod.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Grammar {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub(crate) fn add_rule_vec(
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_rule_vec` is never used
[INFO] [stdout]   --> src/grammar/mod.rs:68:19
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Grammar {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 68 |     pub(crate) fn add_rule_vec(
[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 0.22s
[INFO] running `Command { std: "docker" "inspect" "ec74319bbba0dd000b1574fa5ad4aa5d8286a9a97c114f8bbd026a25fd65985f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec74319bbba0dd000b1574fa5ad4aa5d8286a9a97c114f8bbd026a25fd65985f", kill_on_drop: false }`
[INFO] [stdout] ec74319bbba0dd000b1574fa5ad4aa5d8286a9a97c114f8bbd026a25fd65985f
