[INFO] cloning repository https://github.com/tibi-p/rubik
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tibi-p/rubik" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibi-p%2Frubik", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibi-p%2Frubik'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a658400d5d7cd023797597039bc9b9c7ad2e1759
[INFO] testing tibi-p/rubik against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibi-p%2Frubik" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tibi-p/rubik
[INFO] finished tweaking git repo https://github.com/tibi-p/rubik
[INFO] tweaked toml for git repo https://github.com/tibi-p/rubik written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tibi-p/rubik on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tibi-p/rubik 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f2fb04754d225ac73fc4023a94302d5905003034fa6c66abdf8c34d37a20096
[INFO] running `Command { std: "docker" "start" "-a" "3f2fb04754d225ac73fc4023a94302d5905003034fa6c66abdf8c34d37a20096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f2fb04754d225ac73fc4023a94302d5905003034fa6c66abdf8c34d37a20096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2fb04754d225ac73fc4023a94302d5905003034fa6c66abdf8c34d37a20096", kill_on_drop: false }`
[INFO] [stdout] 3f2fb04754d225ac73fc4023a94302d5905003034fa6c66abdf8c34d37a20096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dcb3381efbbe67414472335f05d30712d9dbcba9d15d91e099aec2d09bab201
[INFO] running `Command { std: "docker" "start" "-a" "9dcb3381efbbe67414472335f05d30712d9dbcba9d15d91e099aec2d09bab201", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `edges`
[INFO] [stdout]   --> src/representation/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let edges = [
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_edges`
[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 0.58s
[INFO] running `Command { std: "docker" "inspect" "9dcb3381efbbe67414472335f05d30712d9dbcba9d15d91e099aec2d09bab201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcb3381efbbe67414472335f05d30712d9dbcba9d15d91e099aec2d09bab201", kill_on_drop: false }`
[INFO] [stdout] 9dcb3381efbbe67414472335f05d30712d9dbcba9d15d91e099aec2d09bab201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f838c0524c4a859dfe83798766728245eff4bca349ef6c12ac76a349676185b0
[INFO] running `Command { std: "docker" "start" "-a" "f838c0524c4a859dfe83798766728245eff4bca349ef6c12ac76a349676185b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rubik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `edges`
[INFO] [stdout]   --> src/representation/mod.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let edges = [
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_edges`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "f838c0524c4a859dfe83798766728245eff4bca349ef6c12ac76a349676185b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f838c0524c4a859dfe83798766728245eff4bca349ef6c12ac76a349676185b0", kill_on_drop: false }`
[INFO] [stdout] f838c0524c4a859dfe83798766728245eff4bca349ef6c12ac76a349676185b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcf5d3493528a3bfa3e3927cdc86a0c79a2f771cb6baecf3bfc0026f6ed24645
[INFO] running `Command { std: "docker" "start" "-a" "fcf5d3493528a3bfa3e3927cdc86a0c79a2f771cb6baecf3bfc0026f6ed24645", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `edges`
[INFO] [stderr]   --> src/representation/mod.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |         let edges = [
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_edges`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rubik` (bin "rubik" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rubik-a97a9c98abd7d822)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fcf5d3493528a3bfa3e3927cdc86a0c79a2f771cb6baecf3bfc0026f6ed24645", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf5d3493528a3bfa3e3927cdc86a0c79a2f771cb6baecf3bfc0026f6ed24645", kill_on_drop: false }`
[INFO] [stdout] fcf5d3493528a3bfa3e3927cdc86a0c79a2f771cb6baecf3bfc0026f6ed24645