[INFO] fetching crate basic-pathfinding 0.2.8...
[INFO] testing basic-pathfinding-0.2.8 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate basic-pathfinding 0.2.8 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate basic-pathfinding 0.2.8 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basic-pathfinding 0.2.8
[INFO] finished tweaking crates.io crate basic-pathfinding 0.2.8
[INFO] tweaked toml for crates.io crate basic-pathfinding 0.2.8 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded memory_units v0.4.0
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96f5703601ab27a7c782d240b6d173c3a484c0cd785787f9d1d3a28d07cc4a2a
[INFO] running `Command { std: "docker" "start" "-a" "96f5703601ab27a7c782d240b6d173c3a484c0cd785787f9d1d3a28d07cc4a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96f5703601ab27a7c782d240b6d173c3a484c0cd785787f9d1d3a28d07cc4a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f5703601ab27a7c782d240b6d173c3a484c0cd785787f9d1d3a28d07cc4a2a", kill_on_drop: false }`
[INFO] [stdout] 96f5703601ab27a7c782d240b6d173c3a484c0cd785787f9d1d3a28d07cc4a2a
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30030b29238dda1df2e9ea7a4f5455443245ba564b433fb1f37891f643b8e013
[INFO] running `Command { std: "docker" "start" "-a" "30030b29238dda1df2e9ea7a4f5455443245ba564b433fb1f37891f643b8e013", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling basic-pathfinding v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "30030b29238dda1df2e9ea7a4f5455443245ba564b433fb1f37891f643b8e013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30030b29238dda1df2e9ea7a4f5455443245ba564b433fb1f37891f643b8e013", kill_on_drop: false }`
[INFO] [stdout] 30030b29238dda1df2e9ea7a4f5455443245ba564b433fb1f37891f643b8e013
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53c9cbb39165c183aa076068d78143d0fb60c640082fab36eac0fd8de98278ea
[INFO] running `Command { std: "docker" "start" "-a" "53c9cbb39165c183aa076068d78143d0fb60c640082fab36eac0fd8de98278ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling basic-pathfinding v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/to_coord_map.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout] 7  |     let mut map = ::std::collections::HashMap::new();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] ...
[INFO] [stdout] 15 |   let map = to_coord_map(hashmap![], vec![
[INFO] [stdout]    |                          ---------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `hashmap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "53c9cbb39165c183aa076068d78143d0fb60c640082fab36eac0fd8de98278ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c9cbb39165c183aa076068d78143d0fb60c640082fab36eac0fd8de98278ea", kill_on_drop: false }`
[INFO] [stdout] 53c9cbb39165c183aa076068d78143d0fb60c640082fab36eac0fd8de98278ea
[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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e07eb4b1bf10caba1c40f4ac8a202ec0e08d11af7fdd359522daa8a35c0a9a61
[INFO] running `Command { std: "docker" "start" "-a" "e07eb4b1bf10caba1c40f4ac8a202ec0e08d11af7fdd359522daa8a35c0a9a61", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/to_coord_map.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr] 7  |     let mut map = ::std::collections::HashMap::new();
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] ...
[INFO] [stderr] 15 |   let map = to_coord_map(hashmap![], vec![
[INFO] [stderr]    |                          ---------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `hashmap` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/basic_pathfinding-67fa8068694522e0)
[INFO] [stderr]      Running tests/find_path.rs (/opt/rustwide/target/debug/deps/find_path-31f6b8c7738242eb)
[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 16 tests
[INFO] [stdout] test accepts_opt_to_end_on_unstoppable ... ok
[INFO] [stdout] test none_when_cannot_find_path ... ok
[INFO] [stdout] test none_when_target_unstoppable ... ok
[INFO] [stdout] test path_navigates_to_adjacent_walkable_coord ... ok
[INFO] [stdout] test prefers_straight_paths ... ok
[INFO] [stdout] test path_navigates_to_adjacent_coord ... ok
[INFO] [stdout] test traverses_walkable_tiles ... ok
[INFO] [stdout] test path_navigates_intercardinal_grids ... ok
[INFO] [stdout] test path_terminates_with_cost_threshold ... ok
[INFO] [stdout] test respects_costs ... ok
[INFO] [stdout] test early_returns ... ok
[INFO] [stdout] test none_when_not_walkable ... ok
[INFO] [stdout] test respects_extra_costs ... ok
[INFO] [stdout] test path_avoids_unwalkable_coords ... ok
[INFO] [stdout] test path_cancels_early_with_cost_threshold ... ok
[INFO] [stdout] test path_navigates_hex_grids ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/find_walkable.rs (/opt/rustwide/target/debug/deps/find_walkable-ca5b8206e3ce19a0)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test navigates_intercardinal_grids ... ok
[INFO] [stdout] test avoids_unstoppable_coords ... ok
[INFO] [stdout] test cancels_early_with_cost_threshold ... ok
[INFO] [stdout] test avoids_unwalkable_coords ... ok
[INFO] [stdout] test reports_start_only_when_cost_zero ... ok
[INFO] [stdout] test searches_from_multiple_sources ... ok
[INFO] [stdout] test only_traverses_walkable_tiles ... ok
[INFO] [stdout] test doesnt_include_unwalkable_start ... ok
[INFO] [stdout] test navigates_hex_grids ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/to_coord_map.rs (/opt/rustwide/target/debug/deps/to_coord_map-e1f19bdcae6b53a2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test converts_to_coord_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests basic-pathfinding
[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" "e07eb4b1bf10caba1c40f4ac8a202ec0e08d11af7fdd359522daa8a35c0a9a61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e07eb4b1bf10caba1c40f4ac8a202ec0e08d11af7fdd359522daa8a35c0a9a61", kill_on_drop: false }`
[INFO] [stdout] e07eb4b1bf10caba1c40f4ac8a202ec0e08d11af7fdd359522daa8a35c0a9a61