[INFO] fetching crate alo 0.3.0...
[INFO] testing alo-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate alo 0.3.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate alo 0.3.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alo 0.3.0
[INFO] finished tweaking crates.io crate alo 0.3.0
[INFO] tweaked toml for crates.io crate alo 0.3.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95aa7126d5f7f11a843a25dccb39c1365091a06bf967ba577350705659fbfcbc
[INFO] running `Command { std: "docker" "start" "-a" "95aa7126d5f7f11a843a25dccb39c1365091a06bf967ba577350705659fbfcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95aa7126d5f7f11a843a25dccb39c1365091a06bf967ba577350705659fbfcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95aa7126d5f7f11a843a25dccb39c1365091a06bf967ba577350705659fbfcbc", kill_on_drop: false }`
[INFO] [stdout] 95aa7126d5f7f11a843a25dccb39c1365091a06bf967ba577350705659fbfcbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d672a21a602210543dc4df70ded6232209bf474f5428a179f043e7e88a19212
[INFO] running `Command { std: "docker" "start" "-a" "7d672a21a602210543dc4df70ded6232209bf474f5428a179f043e7e88a19212", kill_on_drop: false }`
[INFO] [stderr]    Compiling alo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "7d672a21a602210543dc4df70ded6232209bf474f5428a179f043e7e88a19212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d672a21a602210543dc4df70ded6232209bf474f5428a179f043e7e88a19212", kill_on_drop: false }`
[INFO] [stdout] 7d672a21a602210543dc4df70ded6232209bf474f5428a179f043e7e88a19212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f983a88fa14f5f7133f3c3497714aa4f0bb24cd92caa850a2e9238165449809
[INFO] running `Command { std: "docker" "start" "-a" "9f983a88fa14f5f7133f3c3497714aa4f0bb24cd92caa850a2e9238165449809", kill_on_drop: false }`
[INFO] [stderr]    Compiling alo v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "9f983a88fa14f5f7133f3c3497714aa4f0bb24cd92caa850a2e9238165449809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f983a88fa14f5f7133f3c3497714aa4f0bb24cd92caa850a2e9238165449809", kill_on_drop: false }`
[INFO] [stdout] 9f983a88fa14f5f7133f3c3497714aa4f0bb24cd92caa850a2e9238165449809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ecb3d921e0397a63a0322a2a4bb70ca6684e6f224903c23a1f9c099cdfbf334
[INFO] running `Command { std: "docker" "start" "-a" "7ecb3d921e0397a63a0322a2a4bb70ca6684e6f224903c23a1f9c099cdfbf334", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/alo-40f1b31eb41ffe34)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test::get ... ok
[INFO] [stdout] test test::ord_many_and_many ... ok
[INFO] [stdout] test test::removeing_item_should_return_removed_value ... ok
[INFO] [stdout] test test::ord_singles ... ok
[INFO] [stdout] test test::ord_single_and_many ... ok
[INFO] [stdout] test test::removing_from_alo_which_contains_only_one_item_should_panic - should panic ... ok
[INFO] [stdout] test test::removing_by_out_of_bound_index_should_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alo
[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" "7ecb3d921e0397a63a0322a2a4bb70ca6684e6f224903c23a1f9c099cdfbf334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecb3d921e0397a63a0322a2a4bb70ca6684e6f224903c23a1f9c099cdfbf334", kill_on_drop: false }`
[INFO] [stdout] 7ecb3d921e0397a63a0322a2a4bb70ca6684e6f224903c23a1f9c099cdfbf334