[INFO] cloning repository https://github.com/MonkeyAndres/rust-rover
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MonkeyAndres/rust-rover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonkeyAndres%2Frust-rover", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonkeyAndres%2Frust-rover'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4244e6cc6f9a34f71a4f15c341175e8596554b01
[INFO] testing MonkeyAndres/rust-rover against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonkeyAndres%2Frust-rover" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MonkeyAndres/rust-rover on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MonkeyAndres/rust-rover
[INFO] finished tweaking git repo https://github.com/MonkeyAndres/rust-rover
[INFO] tweaked toml for git repo https://github.com/MonkeyAndres/rust-rover written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] crate git repo https://github.com/MonkeyAndres/rust-rover already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 403dcc6f3239a3b2a1b06e9393b9b2d97cc1a3c2c9a975b2625ef0fd877b1896
[INFO] running `Command { std: "docker" "start" "-a" "403dcc6f3239a3b2a1b06e9393b9b2d97cc1a3c2c9a975b2625ef0fd877b1896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "403dcc6f3239a3b2a1b06e9393b9b2d97cc1a3c2c9a975b2625ef0fd877b1896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "403dcc6f3239a3b2a1b06e9393b9b2d97cc1a3c2c9a975b2625ef0fd877b1896", kill_on_drop: false }`
[INFO] [stdout] 403dcc6f3239a3b2a1b06e9393b9b2d97cc1a3c2c9a975b2625ef0fd877b1896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3cb87af196105873b61d4ca5433176c9b2ae2c67c5f34ba01a74174a8396c6d
[INFO] running `Command { std: "docker" "start" "-a" "a3cb87af196105873b61d4ca5433176c9b2ae2c67c5f34ba01a74174a8396c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-rover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result3`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let result3 = rover(&example_commands);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "a3cb87af196105873b61d4ca5433176c9b2ae2c67c5f34ba01a74174a8396c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3cb87af196105873b61d4ca5433176c9b2ae2c67c5f34ba01a74174a8396c6d", kill_on_drop: false }`
[INFO] [stdout] a3cb87af196105873b61d4ca5433176c9b2ae2c67c5f34ba01a74174a8396c6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35e4ac93281e44aaef9de7cd8b32b4c0173eca0b49ddd71e3acefb4a807f6e35
[INFO] running `Command { std: "docker" "start" "-a" "35e4ac93281e44aaef9de7cd8b32b4c0173eca0b49ddd71e3acefb4a807f6e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-rover v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `result3`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let result3 = rover(&example_commands);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "35e4ac93281e44aaef9de7cd8b32b4c0173eca0b49ddd71e3acefb4a807f6e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e4ac93281e44aaef9de7cd8b32b4c0173eca0b49ddd71e3acefb4a807f6e35", kill_on_drop: false }`
[INFO] [stdout] 35e4ac93281e44aaef9de7cd8b32b4c0173eca0b49ddd71e3acefb4a807f6e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 265d9174d8d9877962ebfe7107ef3013018aa86740c74e53d985adf1f0da656f
[INFO] running `Command { std: "docker" "start" "-a" "265d9174d8d9877962ebfe7107ef3013018aa86740c74e53d985adf1f0da656f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `result3`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let result3 = rover(&example_commands);
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result3`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-rover` (bin "rust-rover" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_rover-f855e86916b9bec7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "265d9174d8d9877962ebfe7107ef3013018aa86740c74e53d985adf1f0da656f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265d9174d8d9877962ebfe7107ef3013018aa86740c74e53d985adf1f0da656f", kill_on_drop: false }`
[INFO] [stdout] 265d9174d8d9877962ebfe7107ef3013018aa86740c74e53d985adf1f0da656f