[INFO] cloning repository https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sporious/missionaries_and_cannibals_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSporious%2Fmissionaries_and_cannibals_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSporious%2Fmissionaries_and_cannibals_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b2bdfde88abaab5e31944f3e8b91297062b93fd8 [INFO] testing Sporious/missionaries_and_cannibals_rust against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSporious%2Fmissionaries_and_cannibals_rust" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sporious/missionaries_and_cannibals_rust on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] finished tweaking git repo https://github.com/Sporious/missionaries_and_cannibals_rust [INFO] tweaked toml for git repo https://github.com/Sporious/missionaries_and_cannibals_rust written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/Sporious/missionaries_and_cannibals_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed9b55a4e4fa2fbf3ede934e024a48fb4ac3e5f381f5901ef94bc1f89fdc5cae [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" "ed9b55a4e4fa2fbf3ede934e024a48fb4ac3e5f381f5901ef94bc1f89fdc5cae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed9b55a4e4fa2fbf3ede934e024a48fb4ac3e5f381f5901ef94bc1f89fdc5cae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed9b55a4e4fa2fbf3ede934e024a48fb4ac3e5f381f5901ef94bc1f89fdc5cae", kill_on_drop: false }` [INFO] [stdout] ed9b55a4e4fa2fbf3ede934e024a48fb4ac3e5f381f5901ef94bc1f89fdc5cae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7def204ee978f48953779954d52c7b656ccd59b1db4a67d891a06892d1260bf3 [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" "7def204ee978f48953779954d52c7b656ccd59b1db4a67d891a06892d1260bf3", kill_on_drop: false }` [INFO] [stderr] Compiling missionaries_and_cannibals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delim` [INFO] [stdout] --> src/main.rs:26:38 [INFO] [stdout] | [INFO] [stdout] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cannibals` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `missionaries` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `problem_state` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_missionaries` [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_cannibals` [INFO] [stdout] --> src/main.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_raft` [INFO] [stdout] --> src/main.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | fn with_raft(self) -> BankState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.95s [INFO] running `Command { std: "docker" "inspect" "7def204ee978f48953779954d52c7b656ccd59b1db4a67d891a06892d1260bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7def204ee978f48953779954d52c7b656ccd59b1db4a67d891a06892d1260bf3", kill_on_drop: false }` [INFO] [stdout] 7def204ee978f48953779954d52c7b656ccd59b1db4a67d891a06892d1260bf3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2a178ab1bb26856889a75b4c036a516c61b55790e33b4f9858629f59135e9f86 [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" "2a178ab1bb26856889a75b4c036a516c61b55790e33b4f9858629f59135e9f86", kill_on_drop: false }` [INFO] [stderr] Compiling missionaries_and_cannibals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:71:29 [INFO] [stdout] | [INFO] [stdout] 71 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `delim` [INFO] [stdout] --> src/main.rs:26:38 [INFO] [stdout] | [INFO] [stdout] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cannibals` [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `missionaries` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `problem_state` [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_missionaries` [INFO] [stdout] --> src/main.rs:49:8 [INFO] [stdout] | [INFO] [stdout] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_cannibals` [INFO] [stdout] --> src/main.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_raft` [INFO] [stdout] --> src/main.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | fn with_raft(self) -> BankState { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "2a178ab1bb26856889a75b4c036a516c61b55790e33b4f9858629f59135e9f86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a178ab1bb26856889a75b4c036a516c61b55790e33b4f9858629f59135e9f86", kill_on_drop: false }` [INFO] [stdout] 2a178ab1bb26856889a75b4c036a516c61b55790e33b4f9858629f59135e9f86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 57b4db7e53e708e6208814e7fb0920f5a36ac1697de2364e638e98e695e8d1a9 [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" "57b4db7e53e708e6208814e7fb0920f5a36ac1697de2364e638e98e695e8d1a9", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:71:29 [INFO] [stderr] | [INFO] [stderr] 71 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `delim` [INFO] [stderr] --> src/main.rs:26:38 [INFO] [stderr] | [INFO] [stderr] 26 | fn get_count_from_string(line: &str, delim: char) -> usize { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_delim` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `cannibals` [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | let cannibals = get_count_from_string(line, 'c'); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cannibals` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `missionaries` [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let missionaries = get_count_from_string(line, 'm'); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_missionaries` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `problem_state` [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let problem_state = input.lines().fold(ProblemState::default(), |a, l| { [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_state` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_missionaries` [INFO] [stderr] --> src/main.rs:49:8 [INFO] [stderr] | [INFO] [stderr] 49 | fn with_missionaries(self, count: usize) -> BankState { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_cannibals` [INFO] [stderr] --> src/main.rs:56:8 [INFO] [stderr] | [INFO] [stderr] 56 | fn with_cannibals(self, count: usize) -> BankState { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_raft` [INFO] [stderr] --> src/main.rs:63:8 [INFO] [stderr] | [INFO] [stderr] 63 | fn with_raft(self) -> BankState { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/missionaries_and_cannibals-bc6255baebb76f45 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "57b4db7e53e708e6208814e7fb0920f5a36ac1697de2364e638e98e695e8d1a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57b4db7e53e708e6208814e7fb0920f5a36ac1697de2364e638e98e695e8d1a9", kill_on_drop: false }` [INFO] [stdout] 57b4db7e53e708e6208814e7fb0920f5a36ac1697de2364e638e98e695e8d1a9