[INFO] cloning repository https://github.com/j-tai/coman
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/j-tai/coman" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-tai%2Fcoman", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-tai%2Fcoman'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aef6446d1164464472ba6919c9e583a8d9106bd4
[INFO] checking j-tai/coman against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fj-tai%2Fcoman" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/j-tai/coman on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/j-tai/coman
[INFO] finished tweaking git repo https://github.com/j-tai/coman
[INFO] tweaked toml for git repo https://github.com/j-tai/coman written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/j-tai/coman 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getargs v0.5.0
[INFO] [stderr]   Downloaded lzma-sys v0.1.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7e732f22c7fa5141c5254bd5a9fd726e6e761c7948e9fac04b8d5f7bdbecd31
[INFO] running `Command { std: "docker" "start" "-a" "b7e732f22c7fa5141c5254bd5a9fd726e6e761c7948e9fac04b8d5f7bdbecd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e732f22c7fa5141c5254bd5a9fd726e6e761c7948e9fac04b8d5f7bdbecd31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e732f22c7fa5141c5254bd5a9fd726e6e761c7948e9fac04b8d5f7bdbecd31", kill_on_drop: false }`
[INFO] [stdout] b7e732f22c7fa5141c5254bd5a9fd726e6e761c7948e9fac04b8d5f7bdbecd31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 560b5cd14ad1ca6205a83c36abab27efc2314f8bffdeca902b3359df55c01cf2
[INFO] running `Command { std: "docker" "start" "-a" "560b5cd14ad1ca6205a83c36abab27efc2314f8bffdeca902b3359df55c01cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking alphanumeric-sort v1.4.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]     Checking getargs v0.5.0
[INFO] [stderr]    Compiling lzma-sys v0.1.19
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking coman v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `as_code` is never used
[INFO] [stdout]   --> src/command.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl RunResult {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn as_code(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_code` is never used
[INFO] [stdout]   --> src/command.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl RunResult {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub fn as_code(&self) -> i32 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.11s
[INFO] running `Command { std: "docker" "inspect" "560b5cd14ad1ca6205a83c36abab27efc2314f8bffdeca902b3359df55c01cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "560b5cd14ad1ca6205a83c36abab27efc2314f8bffdeca902b3359df55c01cf2", kill_on_drop: false }`
[INFO] [stdout] 560b5cd14ad1ca6205a83c36abab27efc2314f8bffdeca902b3359df55c01cf2