[INFO] cloning repository https://github.com/darkmaniacos/matho
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkmaniacos/matho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkmaniacos%2Fmatho", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkmaniacos%2Fmatho'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a2806f1ce1f78ac7222b6c743dd51d95604dfa7
[INFO] checking darkmaniacos/matho/8a2806f1ce1f78ac7222b6c743dd51d95604dfa7 against master#818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc for pr-156114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkmaniacos%2Fmatho" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/darkmaniacos/matho
[INFO] finished tweaking git repo https://github.com/darkmaniacos/matho
[INFO] tweaked toml for git repo https://github.com/darkmaniacos/matho written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/darkmaniacos/matho on toolchain 818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/darkmaniacos/matho 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" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bf494202a41e24453d39473060fb39874eb26f8e7582b563bce4e731b10aa25
[INFO] running `Command { std: "docker" "start" "-a" "7bf494202a41e24453d39473060fb39874eb26f8e7582b563bce4e731b10aa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bf494202a41e24453d39473060fb39874eb26f8e7582b563bce4e731b10aa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf494202a41e24453d39473060fb39874eb26f8e7582b563bce4e731b10aa25", kill_on_drop: false }`
[INFO] [stdout] 7bf494202a41e24453d39473060fb39874eb26f8e7582b563bce4e731b10aa25
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+818811b3cd1e0ff0d8ef20d5a4cf0b7c079929bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7ebff15c7c3828dd94fe514bd7f1d6b1c6b53a9ed73c77c60587eb9c8757f8
[INFO] running `Command { std: "docker" "start" "-a" "cc7ebff15c7c3828dd94fe514bd7f1d6b1c6b53a9ed73c77c60587eb9c8757f8", kill_on_drop: false }`
[INFO] [stderr]     Checking matho v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `TokenVec` is never used
[INFO] [stdout]   --> src/token.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait TokenVec {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TokenVec` is never used
[INFO] [stdout]   --> src/token.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub trait TokenVec {
[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 0.25s
[INFO] running `Command { std: "docker" "inspect" "cc7ebff15c7c3828dd94fe514bd7f1d6b1c6b53a9ed73c77c60587eb9c8757f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7ebff15c7c3828dd94fe514bd7f1d6b1c6b53a9ed73c77c60587eb9c8757f8", kill_on_drop: false }`
[INFO] [stdout] cc7ebff15c7c3828dd94fe514bd7f1d6b1c6b53a9ed73c77c60587eb9c8757f8
