[INFO] cloning repository https://github.com/garyemerson/angry_children_2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garyemerson/angry_children_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryemerson%2Fangry_children_2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryemerson%2Fangry_children_2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc804dba709405b1fecc8e1b220d1603e5812df9 [INFO] testing garyemerson/angry_children_2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaryemerson%2Fangry_children_2" "/workspace/builds/worker-28/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/garyemerson/angry_children_2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/garyemerson/angry_children_2 [INFO] finished tweaking git repo https://github.com/garyemerson/angry_children_2 [INFO] tweaked toml for git repo https://github.com/garyemerson/angry_children_2 written to /workspace/builds/worker-28/source/Cargo.toml [INFO] crate git repo https://github.com/garyemerson/angry_children_2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bfa092abb2e3a90c4dc94ae6ec270b4429fdd1cbbb6a4ed11133028c5e6022e [INFO] running `Command { std: "docker" "start" "-a" "7bfa092abb2e3a90c4dc94ae6ec270b4429fdd1cbbb6a4ed11133028c5e6022e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bfa092abb2e3a90c4dc94ae6ec270b4429fdd1cbbb6a4ed11133028c5e6022e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bfa092abb2e3a90c4dc94ae6ec270b4429fdd1cbbb6a4ed11133028c5e6022e", kill_on_drop: false }` [INFO] [stdout] 7bfa092abb2e3a90c4dc94ae6ec270b4429fdd1cbbb6a4ed11133028c5e6022e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb3a507303ad01232f5a894658e1946ddad06817a69be799ef14239f764d04ec [INFO] running `Command { std: "docker" "start" "-a" "cb3a507303ad01232f5a894658e1946ddad06817a69be799ef14239f764d04ec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling angry_children_2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:34:35 [INFO] [stdout] | [INFO] [stdout] 34 | - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stdout] 34 + - log("old part ", sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/main.rs:52:28 [INFO] [stdout] | [INFO] [stdout] 52 | fn log(msg: &str, val: T) -> T { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_unfair_slow` [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn get_unfair_slow(packets: &Vec, start: usize, end: usize) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.30s [INFO] running `Command { std: "docker" "inspect" "cb3a507303ad01232f5a894658e1946ddad06817a69be799ef14239f764d04ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb3a507303ad01232f5a894658e1946ddad06817a69be799ef14239f764d04ec", kill_on_drop: false }` [INFO] [stdout] cb3a507303ad01232f5a894658e1946ddad06817a69be799ef14239f764d04ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a7bfb7ddd118c1da0f686afb2837d6e83a6ada3093035001bb0f4f1bb6a10c8 [INFO] running `Command { std: "docker" "start" "-a" "1a7bfb7ddd118c1da0f686afb2837d6e83a6ada3093035001bb0f4f1bb6a10c8", kill_on_drop: false }` [INFO] [stderr] Compiling angry_children_2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:34:35 [INFO] [stdout] | [INFO] [stdout] 34 | - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 34 - - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stdout] 34 + - log("old part ", sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/main.rs:52:28 [INFO] [stdout] | [INFO] [stdout] 52 | fn log(msg: &str, val: T) -> T { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_unfair_slow` [INFO] [stdout] --> src/main.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn get_unfair_slow(packets: &Vec, start: usize, end: usize) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "1a7bfb7ddd118c1da0f686afb2837d6e83a6ada3093035001bb0f4f1bb6a10c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a7bfb7ddd118c1da0f686afb2837d6e83a6ada3093035001bb0f4f1bb6a10c8", kill_on_drop: false }` [INFO] [stdout] 1a7bfb7ddd118c1da0f686afb2837d6e83a6ada3093035001bb0f4f1bb6a10c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 05fd67029fcde06d0e6bac9604786ee94aac592674aa4f0992571d192c67e722 [INFO] running `Command { std: "docker" "start" "-a" "05fd67029fcde06d0e6bac9604786ee94aac592674aa4f0992571d192c67e722", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:34:35 [INFO] [stderr] | [INFO] [stderr] 34 | - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 34 - - log("old part ", (sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1])); [INFO] [stderr] 34 + - log("old part ", sum(&sums, start, start + k - 2) - ((k - 1) as i64) * packets[start - 1]); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `msg` [INFO] [stderr] --> src/main.rs:52:28 [INFO] [stderr] | [INFO] [stderr] 52 | fn log(msg: &str, val: T) -> T { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_unfair_slow` [INFO] [stderr] --> src/main.rs:57:4 [INFO] [stderr] | [INFO] [stderr] 57 | fn get_unfair_slow(packets: &Vec, start: usize, end: usize) -> i64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `angry_children_2` (bin "angry_children_2" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/angry_children_2-825ec2c11c68eec0) [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" "05fd67029fcde06d0e6bac9604786ee94aac592674aa4f0992571d192c67e722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05fd67029fcde06d0e6bac9604786ee94aac592674aa4f0992571d192c67e722", kill_on_drop: false }` [INFO] [stdout] 05fd67029fcde06d0e6bac9604786ee94aac592674aa4f0992571d192c67e722