[INFO] fetching crate fibers 0.1.13... [INFO] testing fibers-0.1.13 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate fibers 0.1.13 into /workspace/builds/worker-68/source [INFO] validating manifest of crates.io crate fibers 0.1.13 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fibers 0.1.13 [INFO] finished tweaking crates.io crate fibers 0.1.13 [INFO] tweaked toml for crates.io crate fibers 0.1.13 written to /workspace/builds/worker-68/source/Cargo.toml [INFO] crate crates.io crate fibers 0.1.13 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded handy_async v0.2.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b51fcf0786148e8c70099da37944bd96ab37fae38f1cc2df0aaac829cf33b9a6 [INFO] running `Command { std: "docker" "start" "-a" "b51fcf0786148e8c70099da37944bd96ab37fae38f1cc2df0aaac829cf33b9a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b51fcf0786148e8c70099da37944bd96ab37fae38f1cc2df0aaac829cf33b9a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b51fcf0786148e8c70099da37944bd96ab37fae38f1cc2df0aaac829cf33b9a6", kill_on_drop: false }` [INFO] [stdout] b51fcf0786148e8c70099da37944bd96ab37fae38f1cc2df0aaac829cf33b9a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c6694795fbe8baa73a904670aefdc5d86e327dcad475540e00abe766815bcc5 [INFO] running `Command { std: "docker" "start" "-a" "9c6694795fbe8baa73a904670aefdc5d86e327dcad475540e00abe766815bcc5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling splay_tree v0.2.10 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling nbchan v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling fibers v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `pollers` [INFO] [stdout] --> src/executor/thread_pool.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | pollers: PollerPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `links` [INFO] [stdout] --> src/executor/thread_pool.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | links: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.91s [INFO] running `Command { std: "docker" "inspect" "9c6694795fbe8baa73a904670aefdc5d86e327dcad475540e00abe766815bcc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c6694795fbe8baa73a904670aefdc5d86e327dcad475540e00abe766815bcc5", kill_on_drop: false }` [INFO] [stdout] 9c6694795fbe8baa73a904670aefdc5d86e327dcad475540e00abe766815bcc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e27e071a112f828fd74116da44843f044d291f1d0d3a5946ab00fc9bcb3a0e9 [INFO] running `Command { std: "docker" "start" "-a" "0e27e071a112f828fd74116da44843f044d291f1d0d3a5946ab00fc9bcb3a0e9", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stdout] warning: field is never read: `pollers` [INFO] [stdout] --> src/executor/thread_pool.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | pollers: PollerPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `links` [INFO] [stdout] --> src/executor/thread_pool.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | links: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling handy_async v0.2.13 [INFO] [stderr] Compiling fibers v0.1.13 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `pollers` [INFO] [stdout] --> src/executor/thread_pool.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | pollers: PollerPool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `links` [INFO] [stdout] --> src/executor/thread_pool.rs:144:5 [INFO] [stdout] | [INFO] [stdout] 144 | links: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.85s [INFO] running `Command { std: "docker" "inspect" "0e27e071a112f828fd74116da44843f044d291f1d0d3a5946ab00fc9bcb3a0e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e27e071a112f828fd74116da44843f044d291f1d0d3a5946ab00fc9bcb3a0e9", kill_on_drop: false }` [INFO] [stdout] 0e27e071a112f828fd74116da44843f044d291f1d0d3a5946ab00fc9bcb3a0e9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 109c9249edb139f3eb56c3e211e782c76f50228facd8205453a33d4c1e5671bf [INFO] running `Command { std: "docker" "start" "-a" "109c9249edb139f3eb56c3e211e782c76f50228facd8205453a33d4c1e5671bf", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `pollers` [INFO] [stderr] --> src/executor/thread_pool.rs:48:5 [INFO] [stderr] | [INFO] [stderr] 48 | pollers: PollerPool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `links` [INFO] [stderr] --> src/executor/thread_pool.rs:144:5 [INFO] [stderr] | [INFO] [stderr] 144 | links: Vec>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `fibers` (lib) generated 2 warnings [INFO] [stderr] warning: `fibers` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fibers-d56314b90f6ba11c) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test collections::test::it_works ... ok [INFO] [stdout] test sync_atomic::test::it_works ... ok [INFO] [stdout] test time::timer::test::it_works ... ok [INFO] [stdout] test time::timer::test::timeout_after_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests fibers [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test src/lib.rs - (line 30) ... ignored [INFO] [stdout] test src/lib.rs - (line 113) - compile ... ok [INFO] [stdout] test src/sync/oneshot.rs - sync::oneshot::MonitorError::unwrap_or (line 306) ... ok [INFO] [stdout] test src/sync/oneshot.rs - sync::oneshot::MonitorError::map (line 281) ... ok [INFO] [stdout] test src/fiber/schedule.rs - fiber::schedule::yield_poll (line 260) ... ok [INFO] [stdout] test src/sync/oneshot.rs - sync::oneshot::monitor (line 155) ... ok [INFO] [stdout] test src/fiber/mod.rs - fiber::Spawn::spawn_link (line 73) ... ok [INFO] [stdout] test src/sync/oneshot.rs - sync::oneshot::monitor (line 190) ... ok [INFO] [stdout] test src/sync/mpsc.rs - sync::mpsc (line 14) ... ok [INFO] [stdout] test src/net/tcp.rs - net::tcp::TcpListener (line 22) ... ok [INFO] [stdout] test src/net/tcp.rs - net::tcp::TcpStream (line 216) ... ok [INFO] [stdout] test src/sync/mpsc.rs - sync::mpsc::channel (line 76) ... ok [INFO] [stdout] test src/sync/oneshot.rs - sync::oneshot::channel (line 30) ... ok [INFO] [stdout] test src/executor/in_place.rs - executor::in_place::InPlaceExecutor (line 18) ... ok [INFO] [stdout] test src/net/udp.rs - net::udp::UdpSocket (line 19) ... ok [INFO] [stdout] test src/executor/thread_pool.rs - executor::thread_pool::ThreadPoolExecutor (line 24) ... ok [INFO] [stdout] test src/lib.rs - (line 77) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.51s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "109c9249edb139f3eb56c3e211e782c76f50228facd8205453a33d4c1e5671bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "109c9249edb139f3eb56c3e211e782c76f50228facd8205453a33d4c1e5671bf", kill_on_drop: false }` [INFO] [stdout] 109c9249edb139f3eb56c3e211e782c76f50228facd8205453a33d4c1e5671bf