[INFO] cloning repository https://github.com/Alexanderlacuna/rust-vectors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Alexanderlacuna/rust-vectors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderlacuna%2Frust-vectors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderlacuna%2Frust-vectors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af78ab6609a779bd6c2ed6b348d502a15f9ef725
[INFO] testing Alexanderlacuna/rust-vectors against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderlacuna%2Frust-vectors" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Alexanderlacuna/rust-vectors on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Alexanderlacuna/rust-vectors
[INFO] finished tweaking git repo https://github.com/Alexanderlacuna/rust-vectors
[INFO] tweaked toml for git repo https://github.com/Alexanderlacuna/rust-vectors written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Alexanderlacuna/rust-vectors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a6c66536d8e913e6767708420ac8dca0e9405c5abbc3096c83f6cf0a38c56f
[INFO] running `Command { std: "docker" "start" "-a" "85a6c66536d8e913e6767708420ac8dca0e9405c5abbc3096c83f6cf0a38c56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a6c66536d8e913e6767708420ac8dca0e9405c5abbc3096c83f6cf0a38c56f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a6c66536d8e913e6767708420ac8dca0e9405c5abbc3096c83f6cf0a38c56f", kill_on_drop: false }`
[INFO] [stdout] 85a6c66536d8e913e6767708420ac8dca0e9405c5abbc3096c83f6cf0a38c56f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20e502f17eaa502ea31dbf91a5283e1d8ecae272adba77850cdd6db19f0911d
[INFO] running `Command { std: "docker" "start" "-a" "c20e502f17eaa502ea31dbf91a5283e1d8ecae272adba77850cdd6db19f0911d", kill_on_drop: false }`
[INFO] [stderr]    Compiling vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let items:Vec<i32>=Vec::new();
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[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 0.47s
[INFO] running `Command { std: "docker" "inspect" "c20e502f17eaa502ea31dbf91a5283e1d8ecae272adba77850cdd6db19f0911d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20e502f17eaa502ea31dbf91a5283e1d8ecae272adba77850cdd6db19f0911d", kill_on_drop: false }`
[INFO] [stdout] c20e502f17eaa502ea31dbf91a5283e1d8ecae272adba77850cdd6db19f0911d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82534eb48a1cf9dccfaa7b0ec797a24dadd366cf0eb4f7c5aea31a7adc16af4
[INFO] running `Command { std: "docker" "start" "-a" "c82534eb48a1cf9dccfaa7b0ec797a24dadd366cf0eb4f7c5aea31a7adc16af4", kill_on_drop: false }`
[INFO] [stderr]    Compiling vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `items`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let items:Vec<i32>=Vec::new();
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[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 0.50s
[INFO] running `Command { std: "docker" "inspect" "c82534eb48a1cf9dccfaa7b0ec797a24dadd366cf0eb4f7c5aea31a7adc16af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82534eb48a1cf9dccfaa7b0ec797a24dadd366cf0eb4f7c5aea31a7adc16af4", kill_on_drop: false }`
[INFO] [stdout] c82534eb48a1cf9dccfaa7b0ec797a24dadd366cf0eb4f7c5aea31a7adc16af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a5955d55d601568edd39eb5dfea30f1189876151442e4317c6e0765c50a2d942
[INFO] running `Command { std: "docker" "start" "-a" "a5955d55d601568edd39eb5dfea30f1189876151442e4317c6e0765c50a2d942", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `items`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 |     let items:Vec<i32>=Vec::new();
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_items`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `vectors` (bin "vectors" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vectors-3a6fcd1a8117cf63)
[INFO] running `Command { std: "docker" "inspect" "a5955d55d601568edd39eb5dfea30f1189876151442e4317c6e0765c50a2d942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5955d55d601568edd39eb5dfea30f1189876151442e4317c6e0765c50a2d942", kill_on_drop: false }`
[INFO] [stdout] a5955d55d601568edd39eb5dfea30f1189876151442e4317c6e0765c50a2d942