[INFO] cloning repository https://github.com/sebwyn/wav_derivative
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebwyn/wav_derivative" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebwyn%2Fwav_derivative", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebwyn%2Fwav_derivative'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 763131db12acabd77b6ddf1a4a42027471aeca0e
[INFO] checking sebwyn/wav_derivative against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebwyn%2Fwav_derivative" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sebwyn/wav_derivative
[INFO] finished tweaking git repo https://github.com/sebwyn/wav_derivative
[INFO] tweaked toml for git repo https://github.com/sebwyn/wav_derivative written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sebwyn/wav_derivative on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sebwyn/wav_derivative 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riff v1.0.1
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded strength_reduce v0.2.4
[INFO] [stderr]   Downloaded transpose v0.2.2
[INFO] [stderr]   Downloaded primal-check v0.3.3
[INFO] [stderr]   Downloaded dlib v0.5.0
[INFO] [stderr]   Downloaded scratch v1.0.2
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.81
[INFO] [stderr]   Downloaded fft v0.4.0
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]   Downloaded core-graphics-types v0.1.1
[INFO] [stderr]   Downloaded dwrote v0.11.0
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded iana-time-zone-haiku v0.1.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.53
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded dft v0.5.5
[INFO] [stderr]   Downloaded miniz_oxide v0.5.4
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.81
[INFO] [stderr]   Downloaded pest v2.4.1
[INFO] [stderr]   Downloaded cxx-build v1.0.81
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded syn v1.0.103
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded chrono v0.4.22
[INFO] [stderr]   Downloaded rustfft v6.1.0
[INFO] [stderr]   Downloaded flate2 v1.0.24
[INFO] [stderr]   Downloaded link-cplusplus v1.0.7
[INFO] [stderr]   Downloaded cxx v1.0.81
[INFO] [stderr]   Downloaded image v0.24.4
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded font-kit v0.11.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded bytemuck v1.12.3
[INFO] [stderr]   Downloaded plotters-backend v0.3.4
[INFO] [stderr]   Downloaded pathfinder_geometry v0.5.1
[INFO] [stderr]   Downloaded cc v1.0.76
[INFO] [stderr]   Downloaded cmake v0.1.49
[INFO] [stderr]   Downloaded wav v1.0.0
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded rustc_version v0.3.3
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] [stderr]   Downloaded float-ord v0.2.0
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded gif v0.11.4
[INFO] [stderr]   Downloaded jpeg-decoder v0.2.6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fc8d789abb0667d3f7217ba6a4704abc5814c2911ab8af415850a60afcfef63
[INFO] running `Command { std: "docker" "start" "-a" "8fc8d789abb0667d3f7217ba6a4704abc5814c2911ab8af415850a60afcfef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fc8d789abb0667d3f7217ba6a4704abc5814c2911ab8af415850a60afcfef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc8d789abb0667d3f7217ba6a4704abc5814c2911ab8af415850a60afcfef63", kill_on_drop: false }`
[INFO] [stdout] 8fc8d789abb0667d3f7217ba6a4704abc5814c2911ab8af415850a60afcfef63
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bbedf8c41dee39fb672fe51cb03f459b4c0869ad9b3b274d67b0daf38997021
[INFO] running `Command { std: "docker" "start" "-a" "2bbedf8c41dee39fb672fe51cb03f459b4c0869ad9b3b274d67b0daf38997021", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling cc v1.0.76
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling font-kit v0.11.0
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[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]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking const-cstr v0.3.0
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.2.6
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking riff v1.0.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking ttf-parser v0.15.2
[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" "2bbedf8c41dee39fb672fe51cb03f459b4c0869ad9b3b274d67b0daf38997021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbedf8c41dee39fb672fe51cb03f459b4c0869ad9b3b274d67b0daf38997021", kill_on_drop: false }`
[INFO] [stdout] 2bbedf8c41dee39fb672fe51cb03f459b4c0869ad9b3b274d67b0daf38997021