[INFO] cloning repository https://github.com/duncanfinney/advent-of-rust-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duncanfinney/advent-of-rust-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncanfinney%2Fadvent-of-rust-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncanfinney%2Fadvent-of-rust-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e58a2aae16f0391fc521a3bf9b0fdcf3901c2f7 [INFO] testing duncanfinney/advent-of-rust-2018 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncanfinney%2Fadvent-of-rust-2018" "/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/duncanfinney/advent-of-rust-2018 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/duncanfinney/advent-of-rust-2018 [INFO] finished tweaking git repo https://github.com/duncanfinney/advent-of-rust-2018 [INFO] tweaked toml for git repo https://github.com/duncanfinney/advent-of-rust-2018 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/duncanfinney/advent-of-rust-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded snowflake v1.3.0 [INFO] [stderr] Downloaded once_cell v0.1.6 [INFO] [stderr] Downloaded cached v0.8.0 [INFO] [stderr] Downloaded id_tree v1.3.0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcc7e9584cf982da04e5e4b60c7ad2b98c946395b631b4c8e7a4dfdeff2c4a2c [INFO] running `Command { std: "docker" "start" "-a" "dcc7e9584cf982da04e5e4b60c7ad2b98c946395b631b4c8e7a4dfdeff2c4a2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcc7e9584cf982da04e5e4b60c7ad2b98c946395b631b4c8e7a4dfdeff2c4a2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcc7e9584cf982da04e5e4b60c7ad2b98c946395b631b4c8e7a4dfdeff2c4a2c", kill_on_drop: false }` [INFO] [stdout] dcc7e9584cf982da04e5e4b60c7ad2b98c946395b631b4c8e7a4dfdeff2c4a2c [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 404e189c9571598619fa2193cdd4a536bb872cc28278dc7d9a3c83ea80a091f4 [INFO] running `Command { std: "docker" "start" "-a" "404e189c9571598619fa2193cdd4a536bb872cc28278dc7d9a3c83ea80a091f4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling snowflake v1.3.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling id_tree v1.3.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling once_cell v0.1.6 [INFO] [stderr] Compiling cached v0.8.0 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling advent-of-rust-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/day14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `search_idx` is assigned to, but never used [INFO] [stdout] --> src/day14.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut search_idx: usize = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_search_idx` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `debug_print` [INFO] [stdout] --> src/day14.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn debug_print(seq: &Vec, left: usize, right: usize) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.08s [INFO] running `Command { std: "docker" "inspect" "404e189c9571598619fa2193cdd4a536bb872cc28278dc7d9a3c83ea80a091f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "404e189c9571598619fa2193cdd4a536bb872cc28278dc7d9a3c83ea80a091f4", kill_on_drop: false }` [INFO] [stdout] 404e189c9571598619fa2193cdd4a536bb872cc28278dc7d9a3c83ea80a091f4 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c244449c67747deb2fb6911a25e0f8221e9f4842f6235edcbdd9cc2c4a324c8 [INFO] running `Command { std: "docker" "start" "-a" "2c244449c67747deb2fb6911a25e0f8221e9f4842f6235edcbdd9cc2c4a324c8", kill_on_drop: false }` [INFO] [stderr] Compiling advent-of-rust-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> src/day14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `search_idx` is assigned to, but never used [INFO] [stdout] --> src/day14.rs:40:13 [INFO] [stdout] | [INFO] [stdout] 40 | let mut search_idx: usize = 0; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_search_idx` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `debug_print` [INFO] [stdout] --> src/day14.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn debug_print(seq: &Vec, left: usize, right: usize) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:28 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.56s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2c244449c67747deb2fb6911a25e0f8221e9f4842f6235edcbdd9cc2c4a324c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c244449c67747deb2fb6911a25e0f8221e9f4842f6235edcbdd9cc2c4a324c8", kill_on_drop: false }` [INFO] [stdout] 2c244449c67747deb2fb6911a25e0f8221e9f4842f6235edcbdd9cc2c4a324c8 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0f7bb532b1b604e68057765e336906fa0e6cb921fd9dbb6b1db45a5373633d48 [INFO] running `Command { std: "docker" "start" "-a" "0f7bb532b1b604e68057765e336906fa0e6cb921fd9dbb6b1db45a5373633d48", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `itertools::Itertools` [INFO] [stderr] --> src/day14.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use itertools::Itertools; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `search_idx` is assigned to, but never used [INFO] [stderr] --> src/day14.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut search_idx: usize = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_search_idx` instead [INFO] [stderr] [INFO] [stderr] warning: function is never used: `debug_print` [INFO] [stderr] --> src/day14.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn debug_print(seq: &Vec, left: usize, right: usize) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent_of_rust_2018-37a351183a0f8d08) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0f7bb532b1b604e68057765e336906fa0e6cb921fd9dbb6b1db45a5373633d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f7bb532b1b604e68057765e336906fa0e6cb921fd9dbb6b1db45a5373633d48", kill_on_drop: false }` [INFO] [stdout] 0f7bb532b1b604e68057765e336906fa0e6cb921fd9dbb6b1db45a5373633d48