[INFO] cloning repository https://github.com/BookOwl/advent2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BookOwl/advent2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Fadvent2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Fadvent2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 642ea3caa2d25ee5d9ba9c6ba24b65c5eab3b918 [INFO] testing BookOwl/advent2018 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBookOwl%2Fadvent2018" "/workspace/builds/worker-106/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BookOwl/advent2018 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BookOwl/advent2018 [INFO] finished tweaking git repo https://github.com/BookOwl/advent2018 [INFO] tweaked toml for git repo https://github.com/BookOwl/advent2018 written to /workspace/builds/worker-106/source/Cargo.toml [INFO] crate git repo https://github.com/BookOwl/advent2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.1.1 [INFO] [stderr] Downloaded libc v0.2.44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a88617e298a1a8eb54994ddae901b33bdafe4c4347bf5523536e350d2b07841a [INFO] running `Command { std: "docker" "start" "-a" "a88617e298a1a8eb54994ddae901b33bdafe4c4347bf5523536e350d2b07841a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a88617e298a1a8eb54994ddae901b33bdafe4c4347bf5523536e350d2b07841a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a88617e298a1a8eb54994ddae901b33bdafe4c4347bf5523536e350d2b07841a", kill_on_drop: false }` [INFO] [stdout] a88617e298a1a8eb54994ddae901b33bdafe4c4347bf5523536e350d2b07841a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f8e175a58dcf7f5f87a8ffac15acd3ec8b558f173c76aaf68624e71959ef144c [INFO] running `Command { std: "docker" "start" "-a" "f8e175a58dcf7f5f87a8ffac15acd3ec8b558f173c76aaf68624e71959ef144c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling advent2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day2.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut words = words?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day4.rs:63:21 [INFO] [stdout] | [INFO] [stdout] 63 | let mut map = sleep_times.entry(gaurd_id).or_insert_with(HashMap::new); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day4.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | let mut x = minutes.entry(i).or_insert((0, 0)); // (gaurd_id, number_of_times_asleep) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.02s [INFO] running `Command { std: "docker" "inspect" "f8e175a58dcf7f5f87a8ffac15acd3ec8b558f173c76aaf68624e71959ef144c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8e175a58dcf7f5f87a8ffac15acd3ec8b558f173c76aaf68624e71959ef144c", kill_on_drop: false }` [INFO] [stdout] f8e175a58dcf7f5f87a8ffac15acd3ec8b558f173c76aaf68624e71959ef144c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18233e88f7d08397f3e47ebc230d4421c69c87c0db530f38f1704aad92f99eb0 [INFO] running `Command { std: "docker" "start" "-a" "18233e88f7d08397f3e47ebc230d4421c69c87c0db530f38f1704aad92f99eb0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling advent2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day2.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | let mut words = words?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day4.rs:63:21 [INFO] [stdout] | [INFO] [stdout] 63 | let mut map = sleep_times.entry(gaurd_id).or_insert_with(HashMap::new); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/day4.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | let mut x = minutes.entry(i).or_insert((0, 0)); // (gaurd_id, number_of_times_asleep) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.86s [INFO] running `Command { std: "docker" "inspect" "18233e88f7d08397f3e47ebc230d4421c69c87c0db530f38f1704aad92f99eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18233e88f7d08397f3e47ebc230d4421c69c87c0db530f38f1704aad92f99eb0", kill_on_drop: false }` [INFO] [stdout] 18233e88f7d08397f3e47ebc230d4421c69c87c0db530f38f1704aad92f99eb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 25c551430c0996a3bfa03bb8d5be642026aa457bb201aabf7e6b67efcd1e2bfc [INFO] running `Command { std: "docker" "start" "-a" "25c551430c0996a3bfa03bb8d5be642026aa457bb201aabf7e6b67efcd1e2bfc", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day4.rs:63:21 [INFO] [stderr] | [INFO] [stderr] 63 | let mut map = sleep_times.entry(gaurd_id).or_insert_with(HashMap::new); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day4.rs:105:17 [INFO] [stderr] | [INFO] [stderr] 105 | let mut x = minutes.entry(i).or_insert((0, 0)); // (gaurd_id, number_of_times_asleep) [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/day2.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | let mut words = words?; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `advent2018` (bin "day4" test) generated 2 warnings [INFO] [stderr] warning: `advent2018` (bin "day2" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day1-3ae3dc53395a3ba5) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day2-16523ea89dac522a) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day3-9f2f82b8efe49cae) [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] [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day4-be2f0950cee0d692) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day5-8d2e3c885a6547ee) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/day6-ec3df6fbbce2711b) [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] [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" "25c551430c0996a3bfa03bb8d5be642026aa457bb201aabf7e6b67efcd1e2bfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "25c551430c0996a3bfa03bb8d5be642026aa457bb201aabf7e6b67efcd1e2bfc", kill_on_drop: false }` [INFO] [stdout] 25c551430c0996a3bfa03bb8d5be642026aa457bb201aabf7e6b67efcd1e2bfc