[INFO] cloning repository https://github.com/BolvicBolvicovic/ready_set_bool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BolvicBolvicovic/ready_set_bool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolvicBolvicovic%2Fready_set_bool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolvicBolvicovic%2Fready_set_bool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b01f9b780c46e09dbcfbf963a80d9ebcd625127
[INFO] checking BolvicBolvicovic/ready_set_bool against try#14e4661efa5acbf985e4fe564baae04683366cc1 for pr-157696
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBolvicBolvicovic%2Fready_set_bool" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BolvicBolvicovic/ready_set_bool
[INFO] finished tweaking git repo https://github.com/BolvicBolvicovic/ready_set_bool
[INFO] tweaked toml for git repo https://github.com/BolvicBolvicovic/ready_set_bool written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BolvicBolvicovic/ready_set_bool on toolchain 14e4661efa5acbf985e4fe564baae04683366cc1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BolvicBolvicovic/ready_set_bool 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" "+14e4661efa5acbf985e4fe564baae04683366cc1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb
[INFO] running `Command { std: "docker" "start" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb", 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" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb", 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" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb" "/opt/rustwide/cargo-home/bin/cargo" "+14e4661efa5acbf985e4fe564baae04683366cc1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]  --> src/sets/powerset.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn powerset(set: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `set`
[INFO] [stdout]  --> src/sets/powerset.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn powerset(set: Vec<i32>) -> Vec<Vec<i32>> {
[INFO] [stdout]   |                 ^^^ help: if this is intentional, prefix it with an underscore: `_set`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb", kill_on_drop: false }`
[INFO] [stdout] 4ba3e217d971cde4e287d159551f9bc23056d15d0c9d15cc938fadf9db73c5cb
