[INFO] cloning repository https://github.com/afmiguel/benchmark_Rc_Arc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afmiguel/benchmark_Rc_Arc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafmiguel%2Fbenchmark_Rc_Arc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafmiguel%2Fbenchmark_Rc_Arc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 588d5200c624c09de495c33faf720ee4100fbd8b
[INFO] checking afmiguel/benchmark_Rc_Arc against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafmiguel%2Fbenchmark_Rc_Arc" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/afmiguel/benchmark_Rc_Arc
[INFO] finished tweaking git repo https://github.com/afmiguel/benchmark_Rc_Arc
[INFO] tweaked toml for git repo https://github.com/afmiguel/benchmark_Rc_Arc written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/afmiguel/benchmark_Rc_Arc on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/afmiguel/benchmark_Rc_Arc 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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68
[INFO] running `Command { std: "docker" "start" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking benchmark_Rc_Arc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |             std::process::exit(1);
[INFO] [stdout]    |             --------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 26 |     let data = vec![0; 1_000_000];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |             std::process::exit(1);
[INFO] [stdout]    |             --------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 26 |     let data = vec![0; 1_000_000];
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) 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" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68", kill_on_drop: false }`
[INFO] [stdout] ea88f770bd7698dd1e78fd720bf7ffe5e16569e61efa92b68010f02af0b75f68
