[INFO] fetching crate threadfin 0.1.0...
[INFO] testing threadfin-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate threadfin 0.1.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate threadfin 0.1.0 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 threadfin 0.1.0
[INFO] finished tweaking crates.io crate threadfin 0.1.0
[INFO] tweaked toml for crates.io crate threadfin 0.1.0 written to /workspace/builds/worker-82/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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 8446fc80d4666978e1685d54ab29055b90178ff2b4b711255e6b8c8ba8c8be16
[INFO] running `Command { std: "docker" "start" "-a" "8446fc80d4666978e1685d54ab29055b90178ff2b4b711255e6b8c8ba8c8be16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8446fc80d4666978e1685d54ab29055b90178ff2b4b711255e6b8c8ba8c8be16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8446fc80d4666978e1685d54ab29055b90178ff2b4b711255e6b8c8ba8c8be16", kill_on_drop: false }`
[INFO] [stdout] 8446fc80d4666978e1685d54ab29055b90178ff2b4b711255e6b8c8ba8c8be16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 9bf9d64e7187806b6ac92f5cac2902214e82566ccf171858606c912c6c8b594f
[INFO] running `Command { std: "docker" "start" "-a" "9bf9d64e7187806b6ac92f5cac2902214e82566ccf171858606c912c6c8b594f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling threadfin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "9bf9d64e7187806b6ac92f5cac2902214e82566ccf171858606c912c6c8b594f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf9d64e7187806b6ac92f5cac2902214e82566ccf171858606c912c6c8b594f", kill_on_drop: false }`
[INFO] [stdout] 9bf9d64e7187806b6ac92f5cac2902214e82566ccf171858606c912c6c8b594f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 060986c45a748c059da71facbdbc6afe7602351d8a5a79eb804894fc4071f041
[INFO] running `Command { std: "docker" "start" "-a" "060986c45a748c059da71facbdbc6afe7602351d8a5a79eb804894fc4071f041", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling futures-sink v0.3.18
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling futures-io v0.3.18
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling futures v0.3.18
[INFO] [stderr]    Compiling rusty_pool v0.6.0
[INFO] [stderr]    Compiling threadfin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.02s
[INFO] running `Command { std: "docker" "inspect" "060986c45a748c059da71facbdbc6afe7602351d8a5a79eb804894fc4071f041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "060986c45a748c059da71facbdbc6afe7602351d8a5a79eb804894fc4071f041", kill_on_drop: false }`
[INFO] [stdout] 060986c45a748c059da71facbdbc6afe7602351d8a5a79eb804894fc4071f041
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 2e6d26bf1873e1fe79dc0d3d136d6fb3ebfca96a2ce48f51bb6f26639364a5ac
[INFO] running `Command { std: "docker" "start" "-a" "2e6d26bf1873e1fe79dc0d3d136d6fb3ebfca96a2ce48f51bb6f26639364a5ac", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/threadfin-d8416d9376603736)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-78008954c448e591)
[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] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test execute_future ... ok
[INFO] [stdout] test execute ... ok
[INFO] [stdout] test join_timeout_expiring ... ok
[INFO] [stdout] test try_execute_over_limit ... ok
[INFO] [stdout] test try_execute_over_core_count ... ok
[INFO] [stdout] test name_with_null_bytes_panics - should panic ... ok
[INFO] [stdout] test invalid_size_panics - should panic ... ok
[INFO] [stdout] test invalid_size_zero_panics - should panic ... ok
[INFO] [stdout] test panic_propagates_to_task - should panic ... ok
[INFO] [stdout] test panic_count ... ok
[INFO] [stdout] test try_execute_under_core_count ... ok
[INFO] [stdout] test task_join_timeout ... ok
[INFO] [stdout] test thread_count ... ok
[INFO] [stdout] test idle_shutdown ... ok
[INFO] [stdout] test configure_common_after_init_returns_error ... ok
[INFO] [stdout] test futures_that_yield_are_run_concurrently ... ok
[INFO] [stdout] test name ... ok
[INFO] [stdout] test join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests threadfin
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/pool.rs - pool::PerCore (line 94) ... ok
[INFO] [stdout] test src/common.rs - common::configure_common (line 32) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder::size (line 196) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder::name (line 167) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder::size (line 201) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::try_execute (line 639) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder::size (line 210) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder (line 129) ... ok
[INFO] [stdout] test src/pool.rs - pool::Builder::stack_size (line 247) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::execute (line 562) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/task.rs - task::Task (line 44) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::completed_tasks (line 508) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::execute_future (line 604) ... ok
[INFO] [stdout] test src/common.rs - common::common (line 10) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::panicked_tasks (line 530) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::queued_tasks (line 431) ... ok
[INFO] [stdout] test src/pool.rs - pool::ThreadPool::running_tasks (line 474) ... ok
[INFO] [stdout] test src/task.rs - task::Task (line 32) ... ok
[INFO] [stdout] test src/task.rs - task::Task (line 63) ... ok
[INFO] [stdout] test src/task.rs - task::Task (line 84) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e6d26bf1873e1fe79dc0d3d136d6fb3ebfca96a2ce48f51bb6f26639364a5ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e6d26bf1873e1fe79dc0d3d136d6fb3ebfca96a2ce48f51bb6f26639364a5ac", kill_on_drop: false }`
[INFO] [stdout] 2e6d26bf1873e1fe79dc0d3d136d6fb3ebfca96a2ce48f51bb6f26639364a5ac