[INFO] fetching crate neurarbor 0.2.0...
[INFO] testing neurarbor-0.2.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate neurarbor 0.2.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate neurarbor 0.2.0 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 neurarbor 0.2.0
[INFO] finished tweaking crates.io crate neurarbor 0.2.0
[INFO] tweaked toml for crates.io crate neurarbor 0.2.0 written to /workspace/builds/worker-28/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 27d6b66ba4ec57db0b65e6a9abefc3e1c125bfac959769fac1d0bc0d5a114f91
[INFO] running `Command { std: "docker" "start" "-a" "27d6b66ba4ec57db0b65e6a9abefc3e1c125bfac959769fac1d0bc0d5a114f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27d6b66ba4ec57db0b65e6a9abefc3e1c125bfac959769fac1d0bc0d5a114f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d6b66ba4ec57db0b65e6a9abefc3e1c125bfac959769fac1d0bc0d5a114f91", kill_on_drop: false }`
[INFO] [stdout] 27d6b66ba4ec57db0b65e6a9abefc3e1c125bfac959769fac1d0bc0d5a114f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 6d30d4ac29df38f6fbfad0e7ec455bd8804de43937201b7894445b45d0abc98e
[INFO] running `Command { std: "docker" "start" "-a" "6d30d4ac29df38f6fbfad0e7ec455bd8804de43937201b7894445b45d0abc98e", kill_on_drop: false }`
[INFO] [stderr]    Compiling snowflake v1.3.0
[INFO] [stderr]    Compiling slab_tree v0.3.2
[INFO] [stderr]    Compiling neurarbor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6d30d4ac29df38f6fbfad0e7ec455bd8804de43937201b7894445b45d0abc98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d30d4ac29df38f6fbfad0e7ec455bd8804de43937201b7894445b45d0abc98e", kill_on_drop: false }`
[INFO] [stdout] 6d30d4ac29df38f6fbfad0e7ec455bd8804de43937201b7894445b45d0abc98e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 56b7bcd35d65471d9d6c36f8e87b771b4dc2f59094a4918236797f5423a499f7
[INFO] running `Command { std: "docker" "start" "-a" "56b7bcd35d65471d9d6c36f8e87b771b4dc2f59094a4918236797f5423a499f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-readme v3.2.0
[INFO] [stderr]    Compiling neurarbor v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.35s
[INFO] running `Command { std: "docker" "inspect" "56b7bcd35d65471d9d6c36f8e87b771b4dc2f59094a4918236797f5423a499f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b7bcd35d65471d9d6c36f8e87b771b4dc2f59094a4918236797f5423a499f7", kill_on_drop: false }`
[INFO] [stdout] 56b7bcd35d65471d9d6c36f8e87b771b4dc2f59094a4918236797f5423a499f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 33dabe20ca2b0a91fef16005d7a20577e8d32f209b7c5e71d363204eef56d9bf
[INFO] running `Command { std: "docker" "start" "-a" "33dabe20ca2b0a91fef16005d7a20577e8d32f209b7c5e71d363204eef56d9bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/neurarbor-3c48180c71f0043c)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::project_towards ... ok
[INFO] [stdout] test tests::prune_below_strahler ... ok
[INFO] [stdout] test tests::prune_beyond_branches ... ok
[INFO] [stdout] test tests::prune_at ... ok
[INFO] [stdout] test tests::prune_beyond_steps ... ok
[INFO] [stdout] test tests::resample_ls ... ok
[INFO] [stdout] test tests::prune_containing ... ok
[INFO] [stdout] test tests::prune_containing_multiple ... ok
[INFO] [stdout] test tests::test_cable ... ok
[INFO] [stdout] test tests::test_edges_to_tree_jumbled ... ok
[INFO] [stdout] test tests::test_edges_to_tree_constructs ... ok
[INFO] [stdout] test tests::test_prune_beyond ... ok
[INFO] [stdout] test tests::test_prune_twigs ... ok
[INFO] [stdout] test tests::test_resample_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests neurarbor
[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" "33dabe20ca2b0a91fef16005d7a20577e8d32f209b7c5e71d363204eef56d9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33dabe20ca2b0a91fef16005d7a20577e8d32f209b7c5e71d363204eef56d9bf", kill_on_drop: false }`
[INFO] [stdout] 33dabe20ca2b0a91fef16005d7a20577e8d32f209b7c5e71d363204eef56d9bf