[INFO] cloning repository https://github.com/JonathanWoollett-Light/rust_solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanWoollett-Light/rust_solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Frust_solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Frust_solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e68912154d8428029a2f6ff4e3e863d8b47171a4 [INFO] testing JonathanWoollett-Light/rust_solutions against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Frust_solutions" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonathanWoollett-Light/rust_solutions on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JonathanWoollett-Light/rust_solutions [INFO] finished tweaking git repo https://github.com/JonathanWoollett-Light/rust_solutions [INFO] tweaked toml for git repo https://github.com/JonathanWoollett-Light/rust_solutions written to /workspace/builds/worker-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 071459780edfafc616fb571e22ca35bfd1c0e290931268baaa94329cd25cded8 [INFO] running `Command { std: "docker" "start" "-a" "071459780edfafc616fb571e22ca35bfd1c0e290931268baaa94329cd25cded8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "071459780edfafc616fb571e22ca35bfd1c0e290931268baaa94329cd25cded8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "071459780edfafc616fb571e22ca35bfd1c0e290931268baaa94329cd25cded8", kill_on_drop: false }` [INFO] [stdout] 071459780edfafc616fb571e22ca35bfd1c0e290931268baaa94329cd25cded8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6d20a4415e16255e3076e0c27914041db7105e89b148324857c23f5b212611e [INFO] running `Command { std: "docker" "start" "-a" "f6d20a4415e16255e3076e0c27914041db7105e89b148324857c23f5b212611e", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rust_solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/lib.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | let (height,width) = (grid.len(),grid[0].len()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/lib.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let mut index = usize::default(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `Command { std: "docker" "inspect" "f6d20a4415e16255e3076e0c27914041db7105e89b148324857c23f5b212611e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6d20a4415e16255e3076e0c27914041db7105e89b148324857c23f5b212611e", kill_on_drop: false }` [INFO] [stdout] f6d20a4415e16255e3076e0c27914041db7105e89b148324857c23f5b212611e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 626a9f160416d023804e19b13e01e96b25030c410701af029296c3a9884014e8 [INFO] running `Command { std: "docker" "start" "-a" "626a9f160416d023804e19b13e01e96b25030c410701af029296c3a9884014e8", kill_on_drop: false }` [INFO] [stderr] Compiling rust_solutions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/lib.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | let (height,width) = (grid.len(),grid[0].len()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/lib.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let mut index = usize::default(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `height` [INFO] [stdout] --> src/lib.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | let (height,width) = (grid.len(),grid[0].len()); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/lib.rs:23:21 [INFO] [stdout] | [INFO] [stdout] 23 | let mut index = usize::default(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "626a9f160416d023804e19b13e01e96b25030c410701af029296c3a9884014e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "626a9f160416d023804e19b13e01e96b25030c410701af029296c3a9884014e8", kill_on_drop: false }` [INFO] [stdout] 626a9f160416d023804e19b13e01e96b25030c410701af029296c3a9884014e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c83e4cebd9a804cdcdf2f226e791d8005d8b7bd4c4091f6ae63ed9699cf8ece5 [INFO] running `Command { std: "docker" "start" "-a" "c83e4cebd9a804cdcdf2f226e791d8005d8b7bd4c4091f6ae63ed9699cf8ece5", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `height` [INFO] [stderr] --> src/lib.rs:7:14 [INFO] [stderr] | [INFO] [stderr] 7 | let (height,width) = (grid.len(),grid[0].len()); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `index` is never read [INFO] [stderr] --> src/lib.rs:23:21 [INFO] [stderr] | [INFO] [stderr] 23 | let mut index = usize::default(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: `rust_solutions` (lib) generated 2 warnings [INFO] [stderr] warning: `rust_solutions` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_solutions-00a27c0460ed19e0) [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-bbb55ad74feeda14) [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 5 tests [INFO] [stdout] test tests::count_negatives ... ok [INFO] [stdout] test tests::double_exists ... ok [INFO] [stdout] test tests::min_steps_to_make_strings_anagram ... ok [INFO] [stdout] test tests::tweet_counts ... ok [INFO] [stdout] test tests::two_sum ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests rust_solutions [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" "c83e4cebd9a804cdcdf2f226e791d8005d8b7bd4c4091f6ae63ed9699cf8ece5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c83e4cebd9a804cdcdf2f226e791d8005d8b7bd4c4091f6ae63ed9699cf8ece5", kill_on_drop: false }` [INFO] [stdout] c83e4cebd9a804cdcdf2f226e791d8005d8b7bd4c4091f6ae63ed9699cf8ece5