[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 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonkeyAndres%2Frust-rover" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MonkeyAndres/rust-rover on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-17/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" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aadf71c395ef5c34b366dfbdf305e0a27ddcab358f88b6e1e789fbcdf3a57d4b
[INFO] running `Command { std: "docker" "start" "-a" "aadf71c395ef5c34b366dfbdf305e0a27ddcab358f88b6e1e789fbcdf3a57d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aadf71c395ef5c34b366dfbdf305e0a27ddcab358f88b6e1e789fbcdf3a57d4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadf71c395ef5c34b366dfbdf305e0a27ddcab358f88b6e1e789fbcdf3a57d4b", kill_on_drop: false }`
[INFO] [stdout] aadf71c395ef5c34b366dfbdf305e0a27ddcab358f88b6e1e789fbcdf3a57d4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 624cad885976f2e10b7d9cf10a06e2d743bb6350d0ee9c199515ba79971ffbc5
[INFO] running `Command { std: "docker" "start" "-a" "624cad885976f2e10b7d9cf10a06e2d743bb6350d0ee9c199515ba79971ffbc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 4.97s
[INFO] running `Command { std: "docker" "inspect" "624cad885976f2e10b7d9cf10a06e2d743bb6350d0ee9c199515ba79971ffbc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "624cad885976f2e10b7d9cf10a06e2d743bb6350d0ee9c199515ba79971ffbc5", kill_on_drop: false }`
[INFO] [stdout] 624cad885976f2e10b7d9cf10a06e2d743bb6350d0ee9c199515ba79971ffbc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b62d5e54fd4d703b521c2e0f34495d09a3d3044febdaf4a333249722851247f
[INFO] running `Command { std: "docker" "start" "-a" "3b62d5e54fd4d703b521c2e0f34495d09a3d3044febdaf4a333249722851247f", 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 0.38s
[INFO] running `Command { std: "docker" "inspect" "3b62d5e54fd4d703b521c2e0f34495d09a3d3044febdaf4a333249722851247f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b62d5e54fd4d703b521c2e0f34495d09a3d3044febdaf4a333249722851247f", kill_on_drop: false }`
[INFO] [stdout] 3b62d5e54fd4d703b521c2e0f34495d09a3d3044febdaf4a333249722851247f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a26308a03b2abc7a73e13bf419fd81b956e7724c7a2192d5dd38f429a141d1a3
[INFO] running `Command { std: "docker" "start" "-a" "a26308a03b2abc7a73e13bf419fd81b956e7724c7a2192d5dd38f429a141d1a3", 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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_rover-d842bd35024faef6)
[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" "a26308a03b2abc7a73e13bf419fd81b956e7724c7a2192d5dd38f429a141d1a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26308a03b2abc7a73e13bf419fd81b956e7724c7a2192d5dd38f429a141d1a3", kill_on_drop: false }`
[INFO] [stdout] a26308a03b2abc7a73e13bf419fd81b956e7724c7a2192d5dd38f429a141d1a3