[INFO] fetching crate basic-pathfinding 0.2.8...
[INFO] testing basic-pathfinding-0.2.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate basic-pathfinding 0.2.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate basic-pathfinding 0.2.8 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5059795c8f7e2138876877d93d654b2319aae1af4b08b44a8985ca8f5173d8
[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" "dd5059795c8f7e2138876877d93d654b2319aae1af4b08b44a8985ca8f5173d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5059795c8f7e2138876877d93d654b2319aae1af4b08b44a8985ca8f5173d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5059795c8f7e2138876877d93d654b2319aae1af4b08b44a8985ca8f5173d8", kill_on_drop: false }`
[INFO] [stdout] dd5059795c8f7e2138876877d93d654b2319aae1af4b08b44a8985ca8f5173d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 482925c2d17398c6e38ed2b0867fc0747fa3d21eae4ef35adcf2130706ec7000
[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" "482925c2d17398c6e38ed2b0867fc0747fa3d21eae4ef35adcf2130706ec7000", kill_on_drop: false }`
[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 4.79s
[INFO] running `Command { std: "docker" "inspect" "482925c2d17398c6e38ed2b0867fc0747fa3d21eae4ef35adcf2130706ec7000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482925c2d17398c6e38ed2b0867fc0747fa3d21eae4ef35adcf2130706ec7000", kill_on_drop: false }`
[INFO] [stdout] 482925c2d17398c6e38ed2b0867fc0747fa3d21eae4ef35adcf2130706ec7000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc6064bbb732bf765549f5b9dcad5f88171ffd8ee9945eb87522e08fe8edbea8
[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" "bc6064bbb732bf765549f5b9dcad5f88171ffd8ee9945eb87522e08fe8edbea8", 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 a macro (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 5.54s
[INFO] running `Command { std: "docker" "inspect" "bc6064bbb732bf765549f5b9dcad5f88171ffd8ee9945eb87522e08fe8edbea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc6064bbb732bf765549f5b9dcad5f88171ffd8ee9945eb87522e08fe8edbea8", kill_on_drop: false }`
[INFO] [stdout] bc6064bbb732bf765549f5b9dcad5f88171ffd8ee9945eb87522e08fe8edbea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de1ce925ad3297595d2faac2b1379695906f2025eb28c66e805e7e38916d6566
[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" "de1ce925ad3297595d2faac2b1379695906f2025eb28c66e805e7e38916d6566", 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 a macro (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] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic_pathfinding-161866c880fcba5a
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find_path-7c1e2aa7544b6292
[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 early_returns ... ok
[INFO] [stdout] test none_when_not_walkable ... ok
[INFO] [stdout] test respects_extra_costs ... ok
[INFO] [stdout] test respects_costs ... ok
[INFO] [stdout] test prefers_straight_paths ... ok
[INFO] [stdout] test none_when_target_unstoppable ... ok
[INFO] [stdout] test path_cancels_early_with_cost_threshold ... ok
[INFO] [stdout] test path_navigates_hex_grids ... ok
[INFO] [stdout] test path_navigates_to_adjacent_walkable_coord ... ok
[INFO] [stdout] test path_navigates_to_adjacent_coord ... ok
[INFO] [stdout] test path_avoids_unwalkable_coords ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/find_walkable-7740e5bdae750d90
[INFO] [stdout] test path_navigates_intercardinal_grids ... ok
[INFO] [stdout] test traverses_walkable_tiles ... ok
[INFO] [stdout] test path_terminates_with_cost_threshold ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test only_traverses_walkable_tiles ... ok
[INFO] [stdout] test navigates_hex_grids ... ok
[INFO] [stdout] test navigates_intercardinal_grids ... ok
[INFO] [stdout] test reports_start_only_when_cost_zero ... ok
[INFO] [stdout] test doesnt_include_unwalkable_start ... ok
[INFO] [stdout] test avoids_unwalkable_coords ... ok
[INFO] [stdout] test cancels_early_with_cost_threshold ... ok
[INFO] [stdout] test searches_from_multiple_sources ... ok
[INFO] [stdout] test avoids_unstoppable_coords ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/to_coord_map-ce05a50f761bc1ce
[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 0.00s
[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" "de1ce925ad3297595d2faac2b1379695906f2025eb28c66e805e7e38916d6566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1ce925ad3297595d2faac2b1379695906f2025eb28c66e805e7e38916d6566", kill_on_drop: false }`
[INFO] [stdout] de1ce925ad3297595d2faac2b1379695906f2025eb28c66e805e7e38916d6566