[INFO] cloning repository https://github.com/Pangeran29/minie-winie-grip
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pangeran29/minie-winie-grip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPangeran29%2Fminie-winie-grip", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPangeran29%2Fminie-winie-grip'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 558787a8f55293da86194700edd40207e5a0fd7a
[INFO] checking Pangeran29/minie-winie-grip against try#1bd50d4315eb15970d395b6be5823f9384707693 for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPangeran29%2Fminie-winie-grip" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pangeran29/minie-winie-grip on toolchain 1bd50d4315eb15970d395b6be5823f9384707693
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Pangeran29/minie-winie-grip
[INFO] finished tweaking git repo https://github.com/Pangeran29/minie-winie-grip
[INFO] tweaked toml for git repo https://github.com/Pangeran29/minie-winie-grip written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Pangeran29/minie-winie-grip 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" "+1bd50d4315eb15970d395b6be5823f9384707693" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67cd4b038377a2aa65b25883bb77833bf0266a64f9733f4ec8bc4491f9498dc4
[INFO] running `Command { std: "docker" "start" "-a" "67cd4b038377a2aa65b25883bb77833bf0266a64f9733f4ec8bc4491f9498dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67cd4b038377a2aa65b25883bb77833bf0266a64f9733f4ec8bc4491f9498dc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67cd4b038377a2aa65b25883bb77833bf0266a64f9733f4ec8bc4491f9498dc4", kill_on_drop: false }`
[INFO] [stdout] 67cd4b038377a2aa65b25883bb77833bf0266a64f9733f4ec8bc4491f9498dc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 948518dcff65f5cdbee5d5b2167fe0149534c32ea03f5f7cfe1f20d83c1ef604
[INFO] running `Command { std: "docker" "start" "-a" "948518dcff65f5cdbee5d5b2167fe0149534c32ea03f5f7cfe1f20d83c1ef604", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Args`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env::{self, Args},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Args`
[INFO] [stdout]  --> src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 |     env::{self, Args},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let args: Vec<String> = env::args().collect();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let args: Vec<String> = env::args().collect();
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "948518dcff65f5cdbee5d5b2167fe0149534c32ea03f5f7cfe1f20d83c1ef604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948518dcff65f5cdbee5d5b2167fe0149534c32ea03f5f7cfe1f20d83c1ef604", kill_on_drop: false }`
[INFO] [stdout] 948518dcff65f5cdbee5d5b2167fe0149534c32ea03f5f7cfe1f20d83c1ef604