[INFO] cloning repository https://github.com/fpapado/aoc-2019-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fpapado/aoc-2019-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffpapado%2Faoc-2019-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffpapado%2Faoc-2019-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcef0318a365083eb4a1b8f27817693940d8f46c
[INFO] checking fpapado/aoc-2019-rust against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffpapado%2Faoc-2019-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fpapado/aoc-2019-rust on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fpapado/aoc-2019-rust
[INFO] finished tweaking git repo https://github.com/fpapado/aoc-2019-rust
[INFO] tweaked toml for git repo https://github.com/fpapado/aoc-2019-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/fpapado/aoc-2019-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a13eb63768c1c824367bac7c1ac00b6df9ea15d65aa61998b2f0c8173c0521f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a13eb63768c1c824367bac7c1ac00b6df9ea15d65aa61998b2f0c8173c0521f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a13eb63768c1c824367bac7c1ac00b6df9ea15d65aa61998b2f0c8173c0521f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13eb63768c1c824367bac7c1ac00b6df9ea15d65aa61998b2f0c8173c0521f4", kill_on_drop: false }`
[INFO] [stdout] a13eb63768c1c824367bac7c1ac00b6df9ea15d65aa61998b2f0c8173c0521f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81d8400c13fa8b1891a7c6b925dbea13116ccd82b07c545e303e8f7f7bb8f265
[INFO] running `Command { std: "docker" "start" "-a" "81d8400c13fa8b1891a7c6b925dbea13116ccd82b07c545e303e8f7f7bb8f265", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking aoc-2019-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/day2.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |         OpCode::Unknown(opcode) => Err(ProcessingError),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcode`
[INFO] [stdout]    --> src/day2.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 |         OpCode::Unknown(opcode) => Err(ProcessingError),
[INFO] [stdout]     |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcode`
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "81d8400c13fa8b1891a7c6b925dbea13116ccd82b07c545e303e8f7f7bb8f265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d8400c13fa8b1891a7c6b925dbea13116ccd82b07c545e303e8f7f7bb8f265", kill_on_drop: false }`
[INFO] [stdout] 81d8400c13fa8b1891a7c6b925dbea13116ccd82b07c545e303e8f7f7bb8f265