[INFO] cloning repository https://github.com/DCP-solved-with-Rust/dcp_00002
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DCP-solved-with-Rust/dcp_00002" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCP-solved-with-Rust%2Fdcp_00002", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCP-solved-with-Rust%2Fdcp_00002'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8620acbdc85adbd9cf97c32bddc57681a9860515
[INFO] testing DCP-solved-with-Rust/dcp_00002 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCP-solved-with-Rust%2Fdcp_00002" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DCP-solved-with-Rust/dcp_00002 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/DCP-solved-with-Rust/dcp_00002
[INFO] finished tweaking git repo https://github.com/DCP-solved-with-Rust/dcp_00002
[INFO] tweaked toml for git repo https://github.com/DCP-solved-with-Rust/dcp_00002 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/DCP-solved-with-Rust/dcp_00002 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 93290caa5d80f4205cb90e2e953a24cc76f0c21befaaede6bfde23446bd083c5
[INFO] running `Command { std: "docker" "start" "-a" "93290caa5d80f4205cb90e2e953a24cc76f0c21befaaede6bfde23446bd083c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93290caa5d80f4205cb90e2e953a24cc76f0c21befaaede6bfde23446bd083c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93290caa5d80f4205cb90e2e953a24cc76f0c21befaaede6bfde23446bd083c5", kill_on_drop: false }`
[INFO] [stdout] 93290caa5d80f4205cb90e2e953a24cc76f0c21befaaede6bfde23446bd083c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 791aeec15d6910a0b0ccc8445358189613fa008b163ba35b0ad0fc2edfc607a6
[INFO] running `Command { std: "docker" "start" "-a" "791aeec15d6910a0b0ccc8445358189613fa008b163ba35b0ad0fc2edfc607a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dcp_00002 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     for (&num, mut prod_i) in nums.iter().rev().zip(prod_right_side.iter_mut().rev())
[INFO] [stdout]    |                ----^^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 1.59s
[INFO] running `Command { std: "docker" "inspect" "791aeec15d6910a0b0ccc8445358189613fa008b163ba35b0ad0fc2edfc607a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791aeec15d6910a0b0ccc8445358189613fa008b163ba35b0ad0fc2edfc607a6", kill_on_drop: false }`
[INFO] [stdout] 791aeec15d6910a0b0ccc8445358189613fa008b163ba35b0ad0fc2edfc607a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 16c0da941b48fdebfea5dd0cd06a0c536194976cbf381c1bb9d3c9de6f9ff0b3
[INFO] running `Command { std: "docker" "start" "-a" "16c0da941b48fdebfea5dd0cd06a0c536194976cbf381c1bb9d3c9de6f9ff0b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dcp_00002 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     for (&num, mut prod_i) in nums.iter().rev().zip(prod_right_side.iter_mut().rev())
[INFO] [stdout]    |                ----^^^^^^
[INFO] [stdout]    |                |
[INFO] [stdout]    |                help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "16c0da941b48fdebfea5dd0cd06a0c536194976cbf381c1bb9d3c9de6f9ff0b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c0da941b48fdebfea5dd0cd06a0c536194976cbf381c1bb9d3c9de6f9ff0b3", kill_on_drop: false }`
[INFO] [stdout] 16c0da941b48fdebfea5dd0cd06a0c536194976cbf381c1bb9d3c9de6f9ff0b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 346a68c7c89946ae620c4ee226d130e9b904c93ea62b3da192772b39cfd70976
[INFO] running `Command { std: "docker" "start" "-a" "346a68c7c89946ae620c4ee226d130e9b904c93ea62b3da192772b39cfd70976", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:71:16
[INFO] [stderr]    |
[INFO] [stderr] 71 |     for (&num, mut prod_i) in nums.iter().rev().zip(prod_right_side.iter_mut().rev())
[INFO] [stderr]    |                ----^^^^^^
[INFO] [stderr]    |                |
[INFO] [stderr]    |                help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dcp_00002` (bin "dcp_00002" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dcp_00002-c9035421dba00a80)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test given_example_one ... ok
[INFO] [stdout] test given_example_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "346a68c7c89946ae620c4ee226d130e9b904c93ea62b3da192772b39cfd70976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346a68c7c89946ae620c4ee226d130e9b904c93ea62b3da192772b39cfd70976", kill_on_drop: false }`
[INFO] [stdout] 346a68c7c89946ae620c4ee226d130e9b904c93ea62b3da192772b39cfd70976