[INFO] cloning repository https://github.com/bengoodwyn/aoc-2016-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bengoodwyn/aoc-2016-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbengoodwyn%2Faoc-2016-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbengoodwyn%2Faoc-2016-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab86c05bae872b31820a019f0377638f8ec07cef
[INFO] checking bengoodwyn/aoc-2016-rust against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbengoodwyn%2Faoc-2016-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bengoodwyn/aoc-2016-rust on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bengoodwyn/aoc-2016-rust
[INFO] finished tweaking git repo https://github.com/bengoodwyn/aoc-2016-rust
[INFO] tweaked toml for git repo https://github.com/bengoodwyn/aoc-2016-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bengoodwyn/aoc-2016-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] e7c6b89f5643b2a5c228f59830db3baf5940009342af77d8f582376defc9572c
[INFO] running `Command { std: "docker" "start" "-a" "e7c6b89f5643b2a5c228f59830db3baf5940009342af77d8f582376defc9572c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7c6b89f5643b2a5c228f59830db3baf5940009342af77d8f582376defc9572c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7c6b89f5643b2a5c228f59830db3baf5940009342af77d8f582376defc9572c", kill_on_drop: false }`
[INFO] [stdout] e7c6b89f5643b2a5c228f59830db3baf5940009342af77d8f582376defc9572c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] e83b4400da04067424047d8c9a6e1c2b473e973ec563734a8e12afd3ee34ae65
[INFO] running `Command { std: "docker" "start" "-a" "e83b4400da04067424047d8c9a6e1c2b473e973ec563734a8e12afd3ee34ae65", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]  --> src/aoc/input.rs:9:83
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Err(why) => panic!("Failed to open {} because of {}", path.display(), why.description()),
[INFO] [stdout]   |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/aoc/input.rs:14:83
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Err(why) => panic!("Failed to read {} because of {}", path.display(), why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]  --> src/aoc/input.rs:9:83
[INFO] [stdout]   |
[INFO] [stdout] 9 |         Err(why) => panic!("Failed to open {} because of {}", path.display(), why.description()),
[INFO] [stdout]   |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/aoc/input.rs:14:83
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Err(why) => panic!("Failed to read {} because of {}", path.display(), why.description()),
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "e83b4400da04067424047d8c9a6e1c2b473e973ec563734a8e12afd3ee34ae65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83b4400da04067424047d8c9a6e1c2b473e973ec563734a8e12afd3ee34ae65", kill_on_drop: false }`
[INFO] [stdout] e83b4400da04067424047d8c9a6e1c2b473e973ec563734a8e12afd3ee34ae65