[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 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnewmancodes%2Fferris-mcclane" "/workspace/builds/worker-93/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 37% (3/8) Updating files: 50% (4/8) Updating files: 62% (5/8) Updating files: 75% (6/8) Updating files: 87% (7/8) Updating files: 100% (8/8) Updating files: 100% (8/8), done. [INFO] validating manifest of git repo https://github.com/newmancodes/ferris-mcclane on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-93/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1b300d25e69d824d17e3d76d04981065ef7db56d0256c224023aaf947298e9c [INFO] running `Command { std: "docker" "start" "-a" "e1b300d25e69d824d17e3d76d04981065ef7db56d0256c224023aaf947298e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1b300d25e69d824d17e3d76d04981065ef7db56d0256c224023aaf947298e9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1b300d25e69d824d17e3d76d04981065ef7db56d0256c224023aaf947298e9c", kill_on_drop: false }` [INFO] [stdout] e1b300d25e69d824d17e3d76d04981065ef7db56d0256c224023aaf947298e9c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 60fb9951bb1abb5dc01fe1da27e4167c8cceaf8511dee5cafb57447be0eaaf4c [INFO] running `Command { std: "docker" "start" "-a" "60fb9951bb1abb5dc01fe1da27e4167c8cceaf8511dee5cafb57447be0eaaf4c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 14.10s [INFO] running `Command { std: "docker" "inspect" "60fb9951bb1abb5dc01fe1da27e4167c8cceaf8511dee5cafb57447be0eaaf4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60fb9951bb1abb5dc01fe1da27e4167c8cceaf8511dee5cafb57447be0eaaf4c", kill_on_drop: false }` [INFO] [stdout] 60fb9951bb1abb5dc01fe1da27e4167c8cceaf8511dee5cafb57447be0eaaf4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9be1a3250e0866aa8afb85ae512f5a2cc8e7427516c845084bca882bd0159bac [INFO] running `Command { std: "docker" "start" "-a" "9be1a3250e0866aa8afb85ae512f5a2cc8e7427516c845084bca882bd0159bac", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "9be1a3250e0866aa8afb85ae512f5a2cc8e7427516c845084bca882bd0159bac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9be1a3250e0866aa8afb85ae512f5a2cc8e7427516c845084bca882bd0159bac", kill_on_drop: false }` [INFO] [stdout] 9be1a3250e0866aa8afb85ae512f5a2cc8e7427516c845084bca882bd0159bac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b022a0d951917fa8aa6ba98e7c146551e871c64d21723fdf64a8fd60c8f42ff4 [INFO] running `Command { std: "docker" "start" "-a" "b022a0d951917fa8aa6ba98e7c146551e871c64d21723fdf64a8fd60c8f42ff4", 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 0.13s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ferris_mcclane-5ac997d065ef8b16) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test bucket::tests::empty_buckets_can_not_have_a_zero_capacity ... ok [INFO] [stdout] test bucket::tests::full_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_be_created ... ok [INFO] [stdout] test bucket::tests::partially_buckets_can_not_have_a_zero_capacity ... ok [INFO] [stdout] test bucket::tests::partially_full_buckets_can_be_created ... ok [INFO] [stdout] test bucket::tests::buckets_can_not_be_overfilled ... 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" "b022a0d951917fa8aa6ba98e7c146551e871c64d21723fdf64a8fd60c8f42ff4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b022a0d951917fa8aa6ba98e7c146551e871c64d21723fdf64a8fd60c8f42ff4", kill_on_drop: false }` [INFO] [stdout] b022a0d951917fa8aa6ba98e7c146551e871c64d21723fdf64a8fd60c8f42ff4