[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 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDCP-solved-with-Rust%2Fdcp_00002" "/workspace/builds/worker-45/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-45/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DCP-solved-with-Rust/dcp_00002 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/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-45/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" "+1.59.0" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] a96304654baa24881fcc38e06a15fb5b484ea0b8383b7646dcb8884ed7ef667a
[INFO] running `Command { std: "docker" "start" "-a" "a96304654baa24881fcc38e06a15fb5b484ea0b8383b7646dcb8884ed7ef667a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a96304654baa24881fcc38e06a15fb5b484ea0b8383b7646dcb8884ed7ef667a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a96304654baa24881fcc38e06a15fb5b484ea0b8383b7646dcb8884ed7ef667a", kill_on_drop: false }`
[INFO] [stdout] a96304654baa24881fcc38e06a15fb5b484ea0b8383b7646dcb8884ed7ef667a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 4f50f9fe3948aafeda18ac0d10928fcb69c8ea848237e8989c492522243e67ff
[INFO] running `Command { std: "docker" "start" "-a" "4f50f9fe3948aafeda18ac0d10928fcb69c8ea848237e8989c492522243e67ff", 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.52s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f50f9fe3948aafeda18ac0d10928fcb69c8ea848237e8989c492522243e67ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f50f9fe3948aafeda18ac0d10928fcb69c8ea848237e8989c492522243e67ff", kill_on_drop: false }`
[INFO] [stdout] 4f50f9fe3948aafeda18ac0d10928fcb69c8ea848237e8989c492522243e67ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 4ba62d87c0a372ad40897ff9653fc336335b45d52c2f982d342f1eeb8db6e1c1
[INFO] running `Command { std: "docker" "start" "-a" "4ba62d87c0a372ad40897ff9653fc336335b45d52c2f982d342f1eeb8db6e1c1", 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 1.38s
[INFO] running `Command { std: "docker" "inspect" "4ba62d87c0a372ad40897ff9653fc336335b45d52c2f982d342f1eeb8db6e1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba62d87c0a372ad40897ff9653fc336335b45d52c2f982d342f1eeb8db6e1c1", kill_on_drop: false }`
[INFO] [stdout] 4ba62d87c0a372ad40897ff9653fc336335b45d52c2f982d342f1eeb8db6e1c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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] 5f33bc4f2197ea5e993d80410e6d929f3fa4f97b525c95bc5f6eb7c949afda06
[INFO] running `Command { std: "docker" "start" "-a" "5f33bc4f2197ea5e993d80410e6d929f3fa4f97b525c95bc5f6eb7c949afda06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dcp_00002-b2d0c3030715f641)
[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" "5f33bc4f2197ea5e993d80410e6d929f3fa4f97b525c95bc5f6eb7c949afda06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f33bc4f2197ea5e993d80410e6d929f3fa4f97b525c95bc5f6eb7c949afda06", kill_on_drop: false }`
[INFO] [stdout] 5f33bc4f2197ea5e993d80410e6d929f3fa4f97b525c95bc5f6eb7c949afda06