[INFO] fetching crate maze_generator 1.1.1...
[INFO] testing maze_generator-1.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate maze_generator 1.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate maze_generator 1.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maze_generator 1.1.1
[INFO] finished tweaking crates.io crate maze_generator 1.1.1
[INFO] tweaked toml for crates.io crate maze_generator 1.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eae5a58b16dcceb7290ab77d3125a2839a018f6c1b7482b7d9818d4413be7b6
[INFO] running `Command { std: "docker" "start" "-a" "4eae5a58b16dcceb7290ab77d3125a2839a018f6c1b7482b7d9818d4413be7b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eae5a58b16dcceb7290ab77d3125a2839a018f6c1b7482b7d9818d4413be7b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eae5a58b16dcceb7290ab77d3125a2839a018f6c1b7482b7d9818d4413be7b6", kill_on_drop: false }`
[INFO] [stdout] 4eae5a58b16dcceb7290ab77d3125a2839a018f6c1b7482b7d9818d4413be7b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7894b228a0c4f47656618424d848e129a1a23656f21d72353ba775e5ca243bf
[INFO] running `Command { std: "docker" "start" "-a" "d7894b228a0c4f47656618424d848e129a1a23656f21d72353ba775e5ca243bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling maze_generator v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "d7894b228a0c4f47656618424d848e129a1a23656f21d72353ba775e5ca243bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7894b228a0c4f47656618424d848e129a1a23656f21d72353ba775e5ca243bf", kill_on_drop: false }`
[INFO] [stdout] d7894b228a0c4f47656618424d848e129a1a23656f21d72353ba775e5ca243bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 480c34b1d8dbf6ead963f4d9737526024100ee12a3f014dd9720076fe785c9fb
[INFO] running `Command { std: "docker" "start" "-a" "480c34b1d8dbf6ead963f4d9737526024100ee12a3f014dd9720076fe785c9fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling maze_generator v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.68s
[INFO] running `Command { std: "docker" "inspect" "480c34b1d8dbf6ead963f4d9737526024100ee12a3f014dd9720076fe785c9fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "480c34b1d8dbf6ead963f4d9737526024100ee12a3f014dd9720076fe785c9fb", kill_on_drop: false }`
[INFO] [stdout] 480c34b1d8dbf6ead963f4d9737526024100ee12a3f014dd9720076fe785c9fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad83ab422cf01c7657d2a1c30880698d1ea1c3d21265672cd69fe9f42c4dc219
[INFO] running `Command { std: "docker" "start" "-a" "ad83ab422cf01c7657d2a1c30880698d1ea1c3d21265672cd69fe9f42c4dc219", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maze_generator-9b78e19844634c0e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test recursive_backtracking::test::test_all_fields_connected ... ok
[INFO] [stdout] test recursive_backtracking::test::test_route_from_start_to_goal_exists ... ok
[INFO] [stdout] test recursive_backtracking::test::test_all_coordinates_have_fields ... ok
[INFO] [stdout] test ellers_algorithm::test::test_route_from_start_to_goal_exists ... ok
[INFO] [stdout] test ellers_algorithm::test::test_all_coordinates_have_fields ... ok
[INFO] [stdout] test ellers_algorithm::test::test_all_fields_connected ... ok
[INFO] [stdout] test ellers_algorithm::test::test_generation_is_deterministic has been running for over 60 seconds
[INFO] [stdout] test recursive_backtracking::test::test_generation_is_deterministic has been running for over 60 seconds
[INFO] [stdout] test recursive_backtracking::test::test_generation_is_deterministic ... ok
[INFO] [stdout] test ellers_algorithm::test::test_generation_is_deterministic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 181.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maze_generator
[INFO] [stderr] warning: lint `missing_crate_level_docs` has been renamed to `rustdoc::missing_crate_level_docs`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:3:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 2 tests
[INFO] [stderr] 3 |     missing_crate_level_docs,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_crate_level_docs`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ad83ab422cf01c7657d2a1c30880698d1ea1c3d21265672cd69fe9f42c4dc219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad83ab422cf01c7657d2a1c30880698d1ea1c3d21265672cd69fe9f42c4dc219", kill_on_drop: false }`
[INFO] [stdout] ad83ab422cf01c7657d2a1c30880698d1ea1c3d21265672cd69fe9f42c4dc219