[INFO] fetching crate itoap 1.0.1...
[INFO] checking itoap-1.0.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate itoap 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate itoap 1.0.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate itoap 1.0.1
[INFO] finished tweaking crates.io crate itoap 1.0.1
[INFO] tweaked toml for crates.io crate itoap 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5368200011c48498ace50788ef4d5d7007ea8d44d419e004dcfceebc872def57
[INFO] running `Command { std: "docker" "start" "-a" "5368200011c48498ace50788ef4d5d7007ea8d44d419e004dcfceebc872def57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5368200011c48498ace50788ef4d5d7007ea8d44d419e004dcfceebc872def57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5368200011c48498ace50788ef4d5d7007ea8d44d419e004dcfceebc872def57", kill_on_drop: false }`
[INFO] [stdout] 5368200011c48498ace50788ef4d5d7007ea8d44d419e004dcfceebc872def57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb54ad4364db4253b23038a11657ce88a9270e0243bd579e86929586931df9bd
[INFO] running `Command { std: "docker" "start" "-a" "cb54ad4364db4253b23038a11657ce88a9270e0243bd579e86929586931df9bd", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking itoap v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stdout] error[E0425]: cannot find function `write` in crate `itoa`
[INFO] [stdout]   --> benches/bench.rs:56:39
[INFO] [stdout]    |
[INFO] [stdout] 56 |                           let _ = itoa::write(&mut buf, black_box($value));
[INFO] [stdout]    |                                         ^^^^^ not found in `itoa`
[INFO] [stdout] ...
[INFO] [stdout] 84 | / benches! {
[INFO] [stdout] 85 | |     bench_u64_0(0u64),
[INFO] [stdout] 86 | |     bench_u64_half(<u32>::max_value() as u64),
[INFO] [stdout] 87 | |     bench_u64_max(<u64>::max_value()),
[INFO] [stdout] ...  |
[INFO] [stdout] 91 | |     bench_u128_max(<u128>::max_value())
[INFO] [stdout] 92 | | }
[INFO] [stdout]    | |_- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider importing one of these items:
[INFO] [stdout]            core::fmt::write
[INFO] [stdout]            core::ptr::write
[INFO] [stdout]            itoap::write
[INFO] [stdout]            std::fmt::write
[INFO] [stdout]            std::fs::write
[INFO] [stdout]            std::ptr::write
[INFO] [stdout]    = note: this error originates in the macro `benches` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `itoap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "cb54ad4364db4253b23038a11657ce88a9270e0243bd579e86929586931df9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb54ad4364db4253b23038a11657ce88a9270e0243bd579e86929586931df9bd", kill_on_drop: false }`
[INFO] [stdout] cb54ad4364db4253b23038a11657ce88a9270e0243bd579e86929586931df9bd