[INFO] fetching crate stt 0.0.1...
[INFO] testing stt-0.0.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate stt 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate stt 0.0.1
[INFO] finished tweaking crates.io crate stt 0.0.1
[INFO] tweaked toml for crates.io crate stt 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stt 0.0.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stt 0.0.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.12.3
[INFO] [stderr]   Downloaded whisper-rs v0.2.0
[INFO] [stderr]   Downloaded uuid v1.2.2
[INFO] [stderr]   Downloaded symphonia-codec-pcm v0.5.1
[INFO] [stderr]   Downloaded symphonia-utils-xiph v0.5.1
[INFO] [stderr]   Downloaded caf v0.1.0
[INFO] [stderr]   Downloaded bitreader v0.3.6
[INFO] [stderr]   Downloaded transpose v0.2.2
[INFO] [stderr]   Downloaded realfft v3.1.0
[INFO] [stderr]   Downloaded mp4parse v0.10.1
[INFO] [stderr]   Downloaded hound v3.5.0
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.1
[INFO] [stderr]   Downloaded symphonia-core v0.5.1
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded rubato v0.12.0
[INFO] [stderr]   Downloaded symphonia-codec-vorbis v0.5.1
[INFO] [stderr]   Downloaded bindgen v0.61.0
[INFO] [stderr]   Downloaded symphonia-format-ogg v0.5.1
[INFO] [stderr]   Downloaded symphonia-format-wav v0.5.1
[INFO] [stderr]   Downloaded primal-check v0.3.3
[INFO] [stderr]   Downloaded rustfft v6.1.0
[INFO] [stderr]   Downloaded symphonia-bundle-flac v0.5.1
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.1
[INFO] [stderr]   Downloaded symphonia v0.5.1
[INFO] [stderr]   Downloaded encoding_rs v0.8.31
[INFO] [stderr]   Downloaded whisper-rs-sys v0.2.0
[INFO] [stderr]   Downloaded alac v0.5.0
[INFO] [stderr]   Downloaded symphonia-format-mkv v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daffcbfadda14cd70f884f45c783fee58a93fb5eca106088df97722d096c6ccb
[INFO] running `Command { std: "docker" "start" "-a" "daffcbfadda14cd70f884f45c783fee58a93fb5eca106088df97722d096c6ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daffcbfadda14cd70f884f45c783fee58a93fb5eca106088df97722d096c6ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daffcbfadda14cd70f884f45c783fee58a93fb5eca106088df97722d096c6ccb", kill_on_drop: false }`
[INFO] [stdout] daffcbfadda14cd70f884f45c783fee58a93fb5eca106088df97722d096c6ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48d8655f4f3346ec3b4359b8eee6fcbd7b480cf86209519f4cab176c882d26e9
[INFO] running `Command { std: "docker" "start" "-a" "48d8655f4f3346ec3b4359b8eee6fcbd7b480cf86209519f4cab176c882d26e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling symphonia-core v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "48d8655f4f3346ec3b4359b8eee6fcbd7b480cf86209519f4cab176c882d26e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d8655f4f3346ec3b4359b8eee6fcbd7b480cf86209519f4cab176c882d26e9", kill_on_drop: false }`
[INFO] [stdout] 48d8655f4f3346ec3b4359b8eee6fcbd7b480cf86209519f4cab176c882d26e9