[INFO] cloning repository https://github.com/newmancodes/ferris-mcclane [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/newmancodes/ferris-mcclane" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewmancodes%2Fferris-mcclane", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewmancodes%2Fferris-mcclane'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bf8188f6217700977c35922f395a733c35328e98 [INFO] testing newmancodes/ferris-mcclane against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewmancodes%2Fferris-mcclane" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/newmancodes/ferris-mcclane on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/newmancodes/ferris-mcclane [INFO] finished tweaking git repo https://github.com/newmancodes/ferris-mcclane [INFO] tweaked toml for git repo https://github.com/newmancodes/ferris-mcclane written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/newmancodes/ferris-mcclane already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] dfbd5522e5d9130f9fb2fba08d9caf45d00a52bdf9c8250a608ee2c6a5af594f [INFO] running `Command { std: "docker" "start" "-a" "dfbd5522e5d9130f9fb2fba08d9caf45d00a52bdf9c8250a608ee2c6a5af594f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfbd5522e5d9130f9fb2fba08d9caf45d00a52bdf9c8250a608ee2c6a5af594f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfbd5522e5d9130f9fb2fba08d9caf45d00a52bdf9c8250a608ee2c6a5af594f", kill_on_drop: false }` [INFO] [stdout] dfbd5522e5d9130f9fb2fba08d9caf45d00a52bdf9c8250a608ee2c6a5af594f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9ff7ca8ead275399e75a559434d46ada35e84ae332c37917adb97468c33bc1e [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" "c9ff7ca8ead275399e75a559434d46ada35e84ae332c37917adb97468c33bc1e", kill_on_drop: false }` [INFO] [stderr] Compiling ferris-mcclane v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `explored` [INFO] [stdout] --> src/iterative_deepening_solver.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | let mut explored: Vec> = Vec::new(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_explored` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frontier` [INFO] [stdout] --> src/iterative_deepening_solver.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frontier` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterative_deepening_solver.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut explored: Vec> = Vec::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/iterative_deepening_solver.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parent` [INFO] [stdout] --> src/bucket_puzzle.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | parent: Option<&'a BucketPuzzle<'a>>, [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: `is_goal_state` [INFO] [stdout] --> src/bucket_puzzle.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn is_goal_state(&'a self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `IterativeDeepeningSolver` [INFO] [stdout] --> src/iterative_deepening_solver.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct IterativeDeepeningSolver<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/iterative_deepening_solver.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(initial_state: BucketPuzzle<'a>, search_depth_limit: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `solve` [INFO] [stdout] --> src/iterative_deepening_solver.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn solve(self) -> Option<&'a BucketPuzzle<'a>> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "c9ff7ca8ead275399e75a559434d46ada35e84ae332c37917adb97468c33bc1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9ff7ca8ead275399e75a559434d46ada35e84ae332c37917adb97468c33bc1e", kill_on_drop: false }` [INFO] [stdout] c9ff7ca8ead275399e75a559434d46ada35e84ae332c37917adb97468c33bc1e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 581ba01fb4c2d0519b2a88bbb17fef4b4c16758bb62d93e9c437b35454a0cba0 [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" "581ba01fb4c2d0519b2a88bbb17fef4b4c16758bb62d93e9c437b35454a0cba0", kill_on_drop: false }` [INFO] [stderr] Compiling ferris-mcclane v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `explored` [INFO] [stdout] --> src/iterative_deepening_solver.rs:17:17 [INFO] [stdout] | [INFO] [stdout] 17 | let mut explored: Vec> = Vec::new(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_explored` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `frontier` [INFO] [stdout] --> src/iterative_deepening_solver.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frontier` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iterative_deepening_solver.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut explored: Vec> = Vec::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/iterative_deepening_solver.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parent` [INFO] [stdout] --> src/bucket_puzzle.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | parent: Option<&'a BucketPuzzle<'a>>, [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: `is_goal_state` [INFO] [stdout] --> src/bucket_puzzle.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn is_goal_state(&'a self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `IterativeDeepeningSolver` [INFO] [stdout] --> src/iterative_deepening_solver.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct IterativeDeepeningSolver<'a> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/iterative_deepening_solver.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn new(initial_state: BucketPuzzle<'a>, search_depth_limit: u8) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `solve` [INFO] [stdout] --> src/iterative_deepening_solver.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn solve(self) -> Option<&'a BucketPuzzle<'a>> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.04s [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "581ba01fb4c2d0519b2a88bbb17fef4b4c16758bb62d93e9c437b35454a0cba0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "581ba01fb4c2d0519b2a88bbb17fef4b4c16758bb62d93e9c437b35454a0cba0", kill_on_drop: false }` [INFO] [stdout] 581ba01fb4c2d0519b2a88bbb17fef4b4c16758bb62d93e9c437b35454a0cba0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 53f2beb06e1b5e087a9564d018045636d644d088379929d5141b2ded02f8b86e [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" "53f2beb06e1b5e087a9564d018045636d644d088379929d5141b2ded02f8b86e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `explored` [INFO] [stderr] --> src/iterative_deepening_solver.rs:17:17 [INFO] [stderr] | [INFO] [stderr] 17 | let mut explored: Vec> = Vec::new(); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_explored` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frontier` [INFO] [stderr] --> src/iterative_deepening_solver.rs:18:17 [INFO] [stderr] | [INFO] [stderr] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frontier` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iterative_deepening_solver.rs:17:13 [INFO] [stderr] | [INFO] [stderr] 17 | let mut explored: Vec> = Vec::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/iterative_deepening_solver.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let mut frontier: Vec> = vec!(self.initial_state); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/bucket_puzzle.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | parent: Option<&'a BucketPuzzle<'a>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_goal_state` [INFO] [stderr] --> src/bucket_puzzle.rs:42:12 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn is_goal_state(&'a self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `IterativeDeepeningSolver` [INFO] [stderr] --> src/iterative_deepening_solver.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | pub struct IterativeDeepeningSolver<'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/iterative_deepening_solver.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn new(initial_state: BucketPuzzle<'a>, search_depth_limit: u8) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `solve` [INFO] [stderr] --> src/iterative_deepening_solver.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn solve(self) -> Option<&'a BucketPuzzle<'a>> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ferris-mcclane` (bin "ferris-mcclane" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ferris_mcclane-6b44d8c2b88edb64) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test bucket::tests::buckets_can_not_be_overfilled ... ok [INFO] [stdout] test bucket::tests::partially_full_buckets_can_be_created ... ok [INFO] [stdout] test bucket::tests::partially_buckets_can_not_have_a_zero_capacity ... ok [INFO] [stdout] test bucket::tests::full_buckets_can_be_created ... ok [INFO] [stdout] test bucket::tests::empty_buckets_can_not_have_a_zero_capacity ... ok [INFO] [stdout] test bucket::tests::empty_buckets_can_be_created ... ok [INFO] [stdout] test bucket::tests::full_buckets_can_not_have_a_zero_capacity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "53f2beb06e1b5e087a9564d018045636d644d088379929d5141b2ded02f8b86e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53f2beb06e1b5e087a9564d018045636d644d088379929d5141b2ded02f8b86e", kill_on_drop: false }` [INFO] [stdout] 53f2beb06e1b5e087a9564d018045636d644d088379929d5141b2ded02f8b86e