[INFO] fetching crate starb 0.3.0...
[INFO] testing starb-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate starb 0.3.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate starb 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate starb 0.3.0
[INFO] finished tweaking crates.io crate starb 0.3.0
[INFO] tweaked toml for crates.io crate starb 0.3.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 315e681a4250d74d8c23dbcb94314a02b244ad5c259a36e78d93cf2ad56c5d7c
[INFO] running `Command { std: "docker" "start" "-a" "315e681a4250d74d8c23dbcb94314a02b244ad5c259a36e78d93cf2ad56c5d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "315e681a4250d74d8c23dbcb94314a02b244ad5c259a36e78d93cf2ad56c5d7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315e681a4250d74d8c23dbcb94314a02b244ad5c259a36e78d93cf2ad56c5d7c", kill_on_drop: false }`
[INFO] [stdout] 315e681a4250d74d8c23dbcb94314a02b244ad5c259a36e78d93cf2ad56c5d7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9b9131ffe2b676efcdaf1fe2029ac22220734023e22d72548afdb1007563ba2
[INFO] running `Command { std: "docker" "start" "-a" "c9b9131ffe2b676efcdaf1fe2029ac22220734023e22d72548afdb1007563ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "c9b9131ffe2b676efcdaf1fe2029ac22220734023e22d72548afdb1007563ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b9131ffe2b676efcdaf1fe2029ac22220734023e22d72548afdb1007563ba2", kill_on_drop: false }`
[INFO] [stdout] c9b9131ffe2b676efcdaf1fe2029ac22220734023e22d72548afdb1007563ba2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffdc396b2671027df9651849b1c3b7c1c44c27e82fa72d454963b6ec836b24bf
[INFO] running `Command { std: "docker" "start" "-a" "ffdc396b2671027df9651849b1c3b7c1c44c27e82fa72d454963b6ec836b24bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling starb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:406:27
[INFO] [stdout]     |
[INFO] [stdout] 406 |         struct DropTest {};
[INFO] [stdout]     |                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "ffdc396b2671027df9651849b1c3b7c1c44c27e82fa72d454963b6ec836b24bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffdc396b2671027df9651849b1c3b7c1c44c27e82fa72d454963b6ec836b24bf", kill_on_drop: false }`
[INFO] [stdout] ffdc396b2671027df9651849b1c3b7c1c44c27e82fa72d454963b6ec836b24bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b2430d2f55fff05ec445b202c03a9d008414827c0a30cc6074f91219205b6d0
[INFO] running `Command { std: "docker" "start" "-a" "4b2430d2f55fff05ec445b202c03a9d008414827c0a30cc6074f91219205b6d0", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/lib.rs:406:27
[INFO] [stderr]     |
[INFO] [stderr] 406 |         struct DropTest {};
[INFO] [stderr]     |                           ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `starb` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/starb-d5b67ac3a6f1e0ae)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test::can_iter ... ok
[INFO] [stdout] test test::cannot_overwrite ... ok
[INFO] [stdout] test test::detects_empty ... ok
[INFO] [stdout] test test::can_wrap ... ok
[INFO] [stdout] test test::ownership_passes_through ... ok
[INFO] [stdout] test test::len_matches ... ok
[INFO] [stdout] test test::shift_into_smaller ... ok
[INFO] [stdout] test test::shift_into_bigger ... ok
[INFO] [stdout] test test::unshift_from_bigger ... ok
[INFO] [stdout] test test::unshift_from_smaller ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests starb
[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" "4b2430d2f55fff05ec445b202c03a9d008414827c0a30cc6074f91219205b6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2430d2f55fff05ec445b202c03a9d008414827c0a30cc6074f91219205b6d0", kill_on_drop: false }`
[INFO] [stdout] 4b2430d2f55fff05ec445b202c03a9d008414827c0a30cc6074f91219205b6d0