[INFO] fetching crate rosc 0.11.4...
[INFO] checking rosc-0.11.4 against 1.95.0 for pr-155915
[INFO] extracting crate rosc 0.11.4 into /workspace/builds/worker-0-tc1/source
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate rosc 0.11.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rosc 0.11.4
[INFO] tweaked toml for crates.io crate rosc 0.11.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rosc 0.11.4 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rosc 0.11.4 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time-macros v0.2.20
[INFO] [stderr]   Downloaded clippy v0.0.302
[INFO] [stderr]   Downloaded time-core v0.1.3
[INFO] [stderr]   Downloaded time v0.3.39
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3435f60a9dafae68b31224865166749be98bcc973d364ca24766cf6556ca7f32
[INFO] running `Command { std: "docker" "start" "-a" "3435f60a9dafae68b31224865166749be98bcc973d364ca24766cf6556ca7f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3435f60a9dafae68b31224865166749be98bcc973d364ca24766cf6556ca7f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3435f60a9dafae68b31224865166749be98bcc973d364ca24766cf6556ca7f32", kill_on_drop: false }`
[INFO] [stdout] 3435f60a9dafae68b31224865166749be98bcc973d364ca24766cf6556ca7f32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a21d6648e607ee08240ad8fe366183dd64cac86ff6eca03cfee666629c0e2b
[INFO] running `Command { std: "docker" "start" "-a" "19a21d6648e607ee08240ad8fe366183dd64cac86ff6eca03cfee666629c0e2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking time-core v0.1.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking time v0.3.39
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rosc v0.11.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/encoder_bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/decoder_bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosc` (bench "decoder_bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `Output`
[INFO] [stdout]  --> examples/sender_tcp.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rosc::encoder::{self, Output};
[INFO] [stdout]   |                           ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rosc` (bench "encoder_bench") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "19a21d6648e607ee08240ad8fe366183dd64cac86ff6eca03cfee666629c0e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a21d6648e607ee08240ad8fe366183dd64cac86ff6eca03cfee666629c0e2b", kill_on_drop: false }`
[INFO] [stdout] 19a21d6648e607ee08240ad8fe366183dd64cac86ff6eca03cfee666629c0e2b
