[INFO] cloning repository https://github.com/Hyrasso/rust-advent-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hyrasso/rust-advent-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyrasso%2Frust-advent-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyrasso%2Frust-advent-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30717e5f594e1d9dfad94489cfd659f40ebb42a6
[INFO] checking Hyrasso/rust-advent-2019 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyrasso%2Frust-advent-2019" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hyrasso/rust-advent-2019 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hyrasso/rust-advent-2019
[INFO] finished tweaking git repo https://github.com/Hyrasso/rust-advent-2019
[INFO] tweaked toml for git repo https://github.com/Hyrasso/rust-advent-2019 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Hyrasso/rust-advent-2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 3d84756ec131c06268719146665cb64b0bc617382f92cda065a9edb5a271829e
[INFO] running `Command { std: "docker" "start" "-a" "3d84756ec131c06268719146665cb64b0bc617382f92cda065a9edb5a271829e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d84756ec131c06268719146665cb64b0bc617382f92cda065a9edb5a271829e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d84756ec131c06268719146665cb64b0bc617382f92cda065a9edb5a271829e", kill_on_drop: false }`
[INFO] [stdout] 3d84756ec131c06268719146665cb64b0bc617382f92cda065a9edb5a271829e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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] 6a3172c2a57533d3581f9ec554e6c2d86a07de6a1f3445f36c12853e366fe5fc
[INFO] running `Command { std: "docker" "start" "-a" "6a3172c2a57533d3581f9ec554e6c2d86a07de6a1f3445f36c12853e366fe5fc", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking advent-2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `energy`
[INFO] [stdout]   --> src/solutions/advent12.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn energy(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `energy`
[INFO] [stdout]   --> src/solutions/advent12.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 |     fn energy(&self) -> i32 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 3.46s
[INFO] running `Command { std: "docker" "inspect" "6a3172c2a57533d3581f9ec554e6c2d86a07de6a1f3445f36c12853e366fe5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a3172c2a57533d3581f9ec554e6c2d86a07de6a1f3445f36c12853e366fe5fc", kill_on_drop: false }`
[INFO] [stdout] 6a3172c2a57533d3581f9ec554e6c2d86a07de6a1f3445f36c12853e366fe5fc