[INFO] cloning repository https://github.com/dhartunian/advent-of-code-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhartunian/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhartunian%2Fadvent-of-code-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhartunian%2Fadvent-of-code-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ccb6ff4a6a92c7360daecc1e2ce0a5a940201ee [INFO] testing dhartunian/advent-of-code-2018 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhartunian%2Fadvent-of-code-2018" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dhartunian/advent-of-code-2018 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dhartunian/advent-of-code-2018 [INFO] finished tweaking git repo https://github.com/dhartunian/advent-of-code-2018 [INFO] tweaked toml for git repo https://github.com/dhartunian/advent-of-code-2018 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/dhartunian/advent-of-code-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 48e737aaf095340e734268ef9f4fdb6556819eb4c34698a7465eaadab10f9493 [INFO] running `Command { std: "docker" "start" "-a" "48e737aaf095340e734268ef9f4fdb6556819eb4c34698a7465eaadab10f9493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48e737aaf095340e734268ef9f4fdb6556819eb4c34698a7465eaadab10f9493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48e737aaf095340e734268ef9f4fdb6556819eb4c34698a7465eaadab10f9493", kill_on_drop: false }` [INFO] [stdout] 48e737aaf095340e734268ef9f4fdb6556819eb4c34698a7465eaadab10f9493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 023c276305b32d1db0009c0dfaed105065623140d36232ce9b0da283f0b44297 [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" "023c276305b32d1db0009c0dfaed105065623140d36232ce9b0da283f0b44297", kill_on_drop: false }` [INFO] [stderr] Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `char_difference` [INFO] [stdout] --> src/main.rs:332:4 [INFO] [stdout] | [INFO] [stdout] 332 | fn char_difference(word1 : &String, word2 : &String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_letter_counts` [INFO] [stdout] --> src/main.rs:372:4 [INFO] [stdout] | [INFO] [stdout] 372 | fn get_letter_counts(word: &str) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.84s [INFO] running `Command { std: "docker" "inspect" "023c276305b32d1db0009c0dfaed105065623140d36232ce9b0da283f0b44297", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "023c276305b32d1db0009c0dfaed105065623140d36232ce9b0da283f0b44297", kill_on_drop: false }` [INFO] [stdout] 023c276305b32d1db0009c0dfaed105065623140d36232ce9b0da283f0b44297 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4e057eeb4206a1f546c0c9e7873f3fb34e20f8b7d1478e6bf671f983f259981 [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" "f4e057eeb4206a1f546c0c9e7873f3fb34e20f8b7d1478e6bf671f983f259981", kill_on_drop: false }` [INFO] [stderr] Compiling advent-of-code-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `char_difference` [INFO] [stdout] --> src/main.rs:332:4 [INFO] [stdout] | [INFO] [stdout] 332 | fn char_difference(word1 : &String, word2 : &String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_letter_counts` [INFO] [stdout] --> src/main.rs:372:4 [INFO] [stdout] | [INFO] [stdout] 372 | fn get_letter_counts(word: &str) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] running `Command { std: "docker" "inspect" "f4e057eeb4206a1f546c0c9e7873f3fb34e20f8b7d1478e6bf671f983f259981", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e057eeb4206a1f546c0c9e7873f3fb34e20f8b7d1478e6bf671f983f259981", kill_on_drop: false }` [INFO] [stdout] f4e057eeb4206a1f546c0c9e7873f3fb34e20f8b7d1478e6bf671f983f259981 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 66a82fc43ee8e21cd75c84c3b31cd918b3ba42c2632c1672c26c37cfc060233e [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" "66a82fc43ee8e21cd75c84c3b31cd918b3ba42c2632c1672c26c37cfc060233e", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `char_difference` [INFO] [stderr] --> src/main.rs:332:4 [INFO] [stderr] | [INFO] [stderr] 332 | fn char_difference(word1 : &String, word2 : &String) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_letter_counts` [INFO] [stderr] --> src/main.rs:372:4 [INFO] [stderr] | [INFO] [stderr] 372 | fn get_letter_counts(word: &str) -> HashMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_2018-a0a63a329139bb15) [INFO] [stdout] running 3 tests [INFO] [stdout] test test_process_one_pass ... ok [INFO] [stdout] test test_process_until_done ... ok [INFO] [stdout] test test_length_stuff ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "66a82fc43ee8e21cd75c84c3b31cd918b3ba42c2632c1672c26c37cfc060233e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66a82fc43ee8e21cd75c84c3b31cd918b3ba42c2632c1672c26c37cfc060233e", kill_on_drop: false }` [INFO] [stdout] 66a82fc43ee8e21cd75c84c3b31cd918b3ba42c2632c1672c26c37cfc060233e