[INFO] cloning repository https://github.com/abs0luty/type_inference_in_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abs0luty/type_inference_in_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabs0luty%2Ftype_inference_in_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabs0luty%2Ftype_inference_in_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15e97802a6ce3a1696673e63306cff834bd6a9bc
[INFO] checking abs0luty/type_inference_in_rust against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabs0luty%2Ftype_inference_in_rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/abs0luty/type_inference_in_rust on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/abs0luty/type_inference_in_rust
[INFO] finished tweaking git repo https://github.com/abs0luty/type_inference_in_rust
[INFO] tweaked toml for git repo https://github.com/abs0luty/type_inference_in_rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/abs0luty/type_inference_in_rust 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8226419735d21e93b8d110c2cf39a3d567c3ff39ff1362c318de8360cf0d8695
[INFO] running `Command { std: "docker" "start" "-a" "8226419735d21e93b8d110c2cf39a3d567c3ff39ff1362c318de8360cf0d8695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8226419735d21e93b8d110c2cf39a3d567c3ff39ff1362c318de8360cf0d8695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8226419735d21e93b8d110c2cf39a3d567c3ff39ff1362c318de8360cf0d8695", kill_on_drop: false }`
[INFO] [stdout] 8226419735d21e93b8d110c2cf39a3d567c3ff39ff1362c318de8360cf0d8695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df746ae57927eb4a04683defec513b0df1148c8023da695822f0c8573f99d81c
[INFO] running `Command { std: "docker" "start" "-a" "df746ae57927eb4a04683defec513b0df1148c8023da695822f0c8573f99d81c", kill_on_drop: false }`
[INFO] [stderr]     Checking type_inference v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `tvar`
[INFO] [stdout]    --> src/main.rs:353:14
[INFO] [stdout]     |
[INFO] [stdout] 353 | macro_rules! tvar {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `tvar`
[INFO] [stdout]    --> src/main.rs:353:14
[INFO] [stdout]     |
[INFO] [stdout] 353 | macro_rules! tvar {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` 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 0.21s
[INFO] running `Command { std: "docker" "inspect" "df746ae57927eb4a04683defec513b0df1148c8023da695822f0c8573f99d81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df746ae57927eb4a04683defec513b0df1148c8023da695822f0c8573f99d81c", kill_on_drop: false }`
[INFO] [stdout] df746ae57927eb4a04683defec513b0df1148c8023da695822f0c8573f99d81c