[INFO] fetching crate mp3-metadata 0.4.0...
[INFO] checking mp3-metadata-0.4.0 against 1.95.0 for pr-155915
[INFO] extracting crate mp3-metadata 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mp3-metadata 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mp3-metadata 0.4.0
[INFO] tweaked toml for crates.io crate mp3-metadata 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mp3-metadata 0.4.0 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 mp3-metadata 0.4.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.2.20
[INFO] [stderr]   Downloaded simplemad_sys v0.5.0
[INFO] [stderr]   Downloaded simplemad v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a6f014f36cc5db45d4f7f1150dd59bb9f9a322bc00e4c14dbb6ab9096a123123
[INFO] running `Command { std: "docker" "start" "-a" "a6f014f36cc5db45d4f7f1150dd59bb9f9a322bc00e4c14dbb6ab9096a123123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6f014f36cc5db45d4f7f1150dd59bb9f9a322bc00e4c14dbb6ab9096a123123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6f014f36cc5db45d4f7f1150dd59bb9f9a322bc00e4c14dbb6ab9096a123123", kill_on_drop: false }`
[INFO] [stdout] a6f014f36cc5db45d4f7f1150dd59bb9f9a322bc00e4c14dbb6ab9096a123123
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 89888f667a467a14043aad34615b7138f33a1b940b867382dd3095c4296c53a6
[INFO] running `Command { std: "docker" "start" "-a" "89888f667a467a14043aad34615b7138f33a1b940b867382dd3095c4296c53a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking bitflags v2.9.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking indexmap v2.9.0
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking mp3-metadata v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling simplemad_sys v0.5.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking simplemad v0.9.0
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/basic.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 `mp3-metadata` (bench "basic") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "89888f667a467a14043aad34615b7138f33a1b940b867382dd3095c4296c53a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89888f667a467a14043aad34615b7138f33a1b940b867382dd3095c4296c53a6", kill_on_drop: false }`
[INFO] [stdout] 89888f667a467a14043aad34615b7138f33a1b940b867382dd3095c4296c53a6
