[INFO] fetching crate tinypool 0.2.0...
[INFO] testing tinypool-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate tinypool 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tinypool 0.2.0
[INFO] finished tweaking crates.io crate tinypool 0.2.0
[INFO] tweaked toml for crates.io crate tinypool 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tinypool 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7508260af1d38c6dec743d0cc4b99e28830a01ad99b6d677fc5fd1787cf4b2
[INFO] running `Command { std: "docker" "start" "-a" "0e7508260af1d38c6dec743d0cc4b99e28830a01ad99b6d677fc5fd1787cf4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7508260af1d38c6dec743d0cc4b99e28830a01ad99b6d677fc5fd1787cf4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7508260af1d38c6dec743d0cc4b99e28830a01ad99b6d677fc5fd1787cf4b2", kill_on_drop: false }`
[INFO] [stdout] 0e7508260af1d38c6dec743d0cc4b99e28830a01ad99b6d677fc5fd1787cf4b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5535bc85da829967ba88bb45e0891052f47d69d82b9a34dbc91f07a0873055a6
[INFO] running `Command { std: "docker" "start" "-a" "5535bc85da829967ba88bb45e0891052f47d69d82b9a34dbc91f07a0873055a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinypool v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "5535bc85da829967ba88bb45e0891052f47d69d82b9a34dbc91f07a0873055a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5535bc85da829967ba88bb45e0891052f47d69d82b9a34dbc91f07a0873055a6", kill_on_drop: false }`
[INFO] [stdout] 5535bc85da829967ba88bb45e0891052f47d69d82b9a34dbc91f07a0873055a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5945750ad5b31a2dbbb3b790416bc4c875030c7d695f962880540c0f454681e
[INFO] running `Command { std: "docker" "start" "-a" "f5945750ad5b31a2dbbb3b790416bc4c875030c7d695f962880540c0f454681e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tinypool v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "f5945750ad5b31a2dbbb3b790416bc4c875030c7d695f962880540c0f454681e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5945750ad5b31a2dbbb3b790416bc4c875030c7d695f962880540c0f454681e", kill_on_drop: false }`
[INFO] [stdout] f5945750ad5b31a2dbbb3b790416bc4c875030c7d695f962880540c0f454681e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 86b704b461efdad8bd4a8f6602954cdcae8af840ab9f8b061dbb5149bd8d40eb
[INFO] running `Command { std: "docker" "start" "-a" "86b704b461efdad8bd4a8f6602954cdcae8af840ab9f8b061dbb5149bd8d40eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tinypool-8b32d3a92953ba3d)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test threadpool::tests::queue ... ok
[INFO] [stdout] test threadpool::tests::join ... ok
[INFO] [stdout] test threadpool::tests::new ... ok
[INFO] [stdout] test threadpool::tests::size ... ok
[INFO] [stdout] test threadpool::tests::complex ... ok
[INFO] [stderr]      Running tests/collatz_conjecture.rs (/opt/rustwide/target/debug/deps/collatz_conjecture-9d1270a840271c7c)
[INFO] [stdout] test threadpool::tests::wait ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test collatz_1000_mutex ... ok
[INFO] [stdout] test collatz_10_000_channel ... ok
[INFO] [stdout] test collatz_1000_channel ... ok
[INFO] [stdout] test collatz_10_000_mutex ... ok
[INFO] [stdout] test collatz_100_000_channel ... ok
[INFO] [stdout] test collatz_100_000_mutex ... ok
[INFO] [stdout] test collatz_1_000_000_mutex ... ok
[INFO] [stdout] test collatz_1_000_000_channel ... ok
[INFO] [stdout] test collatz_10_000_000_mutex ... ok
[INFO] [stdout] test collatz_10_000_000_channel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 30.88s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tinypool
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::set_size (line 183) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::wait (line 295) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::size (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::add_to_queue (line 107) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::queued_jobs (line 137) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::new (line 67) ... ok
[INFO] [stdout] test src/threadpool.rs - threadpool::ThreadPool::join (line 259) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86b704b461efdad8bd4a8f6602954cdcae8af840ab9f8b061dbb5149bd8d40eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86b704b461efdad8bd4a8f6602954cdcae8af840ab9f8b061dbb5149bd8d40eb", kill_on_drop: false }`
[INFO] [stdout] 86b704b461efdad8bd4a8f6602954cdcae8af840ab9f8b061dbb5149bd8d40eb