[INFO] cloning repository https://github.com/ryanhofer/adventofcode2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanhofer/adventofcode2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 765d82200d38f6f2e186e466f087eeabeee20794
[INFO] checking ryanhofer/adventofcode2018 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanhofer%2Fadventofcode2018" "/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/ryanhofer/adventofcode2018 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryanhofer/adventofcode2018
[INFO] finished tweaking git repo https://github.com/ryanhofer/adventofcode2018
[INFO] tweaked toml for git repo https://github.com/ryanhofer/adventofcode2018 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanhofer/adventofcode2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intrusive-collections v0.6.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "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] 67d3ab89e3bacb9f720b2d68b96ca3353fcc9b380df4e1d6dce487f490e888d3
[INFO] running `Command { std: "docker" "start" "-a" "67d3ab89e3bacb9f720b2d68b96ca3353fcc9b380df4e1d6dce487f490e888d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67d3ab89e3bacb9f720b2d68b96ca3353fcc9b380df4e1d6dce487f490e888d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d3ab89e3bacb9f720b2d68b96ca3353fcc9b380df4e1d6dce487f490e888d3", kill_on_drop: false }`
[INFO] [stdout] 67d3ab89e3bacb9f720b2d68b96ca3353fcc9b380df4e1d6dce487f490e888d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "RUSTUP_TOOLCHAIN=4a04890980766cc79878135f5ade8c0c4321e943" "-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" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b085990a56cda840a43f575eb2a2e1524fb21f27def6355c84858193b3a8b166
[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" "b085990a56cda840a43f575eb2a2e1524fb21f27def6355c84858193b3a8b166", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking intrusive-collections v0.6.8
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking num-traits v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking scan_fmt v0.1.3
[INFO] [stderr]     Checking adventofcode2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `t` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day13/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut t = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `t` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day13/main.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut t = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/bin/day9/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | intrusive_adapter!(MarbleAdapter = Box<Marble>: Marble { link: LinkedListLink });
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/bin/day9/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | intrusive_adapter!(MarbleAdapter = Box<Marble>: Marble { link: LinkedListLink });
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `t` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day13/main.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut t = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `t` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day13/main.rs:39:13
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut t = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_t` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_pots`
[INFO] [stdout]    --> src/bin/day12/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn print_pots(pots: &HashSet<i64>) {
[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: function is never used: `print_pots`
[INFO] [stdout]    --> src/bin/day12/main.rs:117:4
[INFO] [stdout]     |
[INFO] [stdout] 117 | fn print_pots(pots: &HashSet<i64>) {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.29s
[INFO] running `Command { std: "docker" "inspect" "b085990a56cda840a43f575eb2a2e1524fb21f27def6355c84858193b3a8b166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b085990a56cda840a43f575eb2a2e1524fb21f27def6355c84858193b3a8b166", kill_on_drop: false }`
[INFO] [stdout] b085990a56cda840a43f575eb2a2e1524fb21f27def6355c84858193b3a8b166