[INFO] fetching crate tokio-iocp 0.2.3...
[INFO] testing tokio-iocp-0.2.3 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate tokio-iocp 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tokio-iocp 0.2.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tokio-iocp 0.2.3
[INFO] tweaked toml for crates.io crate tokio-iocp 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-iocp 0.2.3 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-iocp 0.2.3 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ee487e9e61d74a4a1bb019d47458c14b28d9baa44486936877424c7644ce958
[INFO] running `Command { std: "docker" "start" "-a" "5ee487e9e61d74a4a1bb019d47458c14b28d9baa44486936877424c7644ce958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ee487e9e61d74a4a1bb019d47458c14b28d9baa44486936877424c7644ce958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee487e9e61d74a4a1bb019d47458c14b28d9baa44486936877424c7644ce958", kill_on_drop: false }`
[INFO] [stdout] 5ee487e9e61d74a4a1bb019d47458c14b28d9baa44486936877424c7644ce958
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 841cfb7a17f78ba6e92f37c2894d89df9c454d3ada4f68ed2bedd25769c133d9
[INFO] running `Command { std: "docker" "start" "-a" "841cfb7a17f78ba6e92f37c2894d89df9c454d3ada4f68ed2bedd25769c133d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.48.5
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.12
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling widestring v1.0.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling windows-targets v0.48.5
[INFO] [stderr]    Compiling windows-sys v0.48.0
[INFO] [stderr]    Compiling socket2 v0.5.3
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr] error: could not compile `generic-array` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   could not execute process `/opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/bin/rustc --crate-name generic_array --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/generic-array-0.14.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("more_lengths", "serde", "zeroize"))' -C metadata=6baebcd053fc0422 -C extra-filename=-176260d65d014eda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-1ab5967a8ed48346.rmeta --cap-lints allow --cap-lints=forbid --cfg relaxed_coherence` (never executed)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No such file or directory (os error 2)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "841cfb7a17f78ba6e92f37c2894d89df9c454d3ada4f68ed2bedd25769c133d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841cfb7a17f78ba6e92f37c2894d89df9c454d3ada4f68ed2bedd25769c133d9", kill_on_drop: false }`
[INFO] [stdout] 841cfb7a17f78ba6e92f37c2894d89df9c454d3ada4f68ed2bedd25769c133d9