[INFO] fetching crate nio 0.0.2...
[INFO] testing nio-0.0.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate nio 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate nio 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate nio 0.0.2
[INFO] tweaked toml for crates.io crate nio 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nio 0.0.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nio 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5c733d1b1a9c0d27365d995e7f2299f2f67f127d665e82a0f8f10acf35c8b42
[INFO] running `Command { std: "docker" "start" "-a" "b5c733d1b1a9c0d27365d995e7f2299f2f67f127d665e82a0f8f10acf35c8b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5c733d1b1a9c0d27365d995e7f2299f2f67f127d665e82a0f8f10acf35c8b42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5c733d1b1a9c0d27365d995e7f2299f2f67f127d665e82a0f8f10acf35c8b42", kill_on_drop: false }`
[INFO] [stdout] b5c733d1b1a9c0d27365d995e7f2299f2f67f127d665e82a0f8f10acf35c8b42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c97033f4c4707c2c41ddcbc28ba5814af2a44f2df54315452a4b0a4488f54ef6
[INFO] running `Command { std: "docker" "start" "-a" "c97033f4c4707c2c41ddcbc28ba5814af2a44f2df54315452a4b0a4488f54ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling quote2-macros v0.9.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling mpmc-channel v0.0.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling crossbeam-channel v0.5.13
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling quote2 v0.9.0
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling nio-macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling nio v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `Command { std: "docker" "inspect" "c97033f4c4707c2c41ddcbc28ba5814af2a44f2df54315452a4b0a4488f54ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97033f4c4707c2c41ddcbc28ba5814af2a44f2df54315452a4b0a4488f54ef6", kill_on_drop: false }`
[INFO] [stdout] c97033f4c4707c2c41ddcbc28ba5814af2a44f2df54315452a4b0a4488f54ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb25daa25643e7f6947f5fc796e911a32814cdb133357938de55150d16d4b4b0
[INFO] running `Command { std: "docker" "start" "-a" "eb25daa25643e7f6947f5fc796e911a32814cdb133357938de55150d16d4b4b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v0.38.40
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling mio v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling bytes v1.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling predicates-core v1.0.8
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling fastrand v2.2.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling termtree v0.4.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling predicates-tree v1.0.11
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling fragile v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling tempfile v3.14.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling nio-macros v0.1.0
[INFO] [stderr]    Compiling mockall_derive v0.11.4
[INFO] [stderr]    Compiling tokio v1.41.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proptest v1.5.0
[INFO] [stderr]    Compiling tokio-stream v0.1.16
[INFO] [stderr]    Compiling mockall v0.11.4
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling nio v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `MockFd` is never constructed
[INFO] [stdout]   --> tests/io_panic.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub struct MockFd;
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nio` (test "sync_mpsc")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name sync_mpsc --edition=2021 tests/sync_mpsc.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --warn=unexpected_cfgs --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --test --cfg 'feature="default"' --cfg 'feature="full"' --cfg 'feature="net"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "full", "net"))' -C metadata=624036dd5eb3bc80 -C extra-filename=-b3a1f4c307201dc6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_stream=/opt/rustwide/target/debug/deps/libasync_stream-2748da9ea7d04cdc.rlib --extern bytes=/opt/rustwide/target/debug/deps/libbytes-3d9b205de7df0211.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-e8ea4d0c2f82a460.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-55d79956a6bed7d5.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-ab468df78777c91c.rlib --extern mio=/opt/rustwide/target/debug/deps/libmio-92a41d33a9dfaeaa.rlib --extern mockall=/opt/rustwide/target/debug/deps/libmockall-0820aa37363891db.rlib --extern mpmc_channel=/opt/rustwide/target/debug/deps/libmpmc_channel-44c5dbef490844c1.rlib --extern nio=/opt/rustwide/target/debug/deps/libnio-c61390ee3f781f9f.rlib --extern nio_macros=/opt/rustwide/target/debug/deps/libnio_macros-19ccec3630c39b3b.so --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-1b69109c4d0b18c5.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-7df8074a7b295d39.rlib --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-b74a3661470a9162.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-14432b50bc438e76.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-aa7498a61483e91b.rlib --extern tokio_stream=/opt/rustwide/target/debug/deps/libtokio_stream-862e5c404a01e15f.rlib --extern tokio_test=/opt/rustwide/target/debug/deps/libtokio_test-6f4d091bf12faed7.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "eb25daa25643e7f6947f5fc796e911a32814cdb133357938de55150d16d4b4b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb25daa25643e7f6947f5fc796e911a32814cdb133357938de55150d16d4b4b0", kill_on_drop: false }`
[INFO] [stdout] eb25daa25643e7f6947f5fc796e911a32814cdb133357938de55150d16d4b4b0