[INFO] fetching crate mel_spec_pipeline 0.2.2...
[INFO] checking mel_spec_pipeline-0.2.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate mel_spec_pipeline 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mel_spec_pipeline 0.2.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mel_spec_pipeline 0.2.2
[INFO] finished tweaking crates.io crate mel_spec_pipeline 0.2.2
[INFO] tweaked toml for crates.io crate mel_spec_pipeline 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 79 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustfft v6.2.0
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded ndarray-npy v0.8.1
[INFO] [stderr]   Downloaded strength_reduce v0.2.4
[INFO] [stderr]   Downloaded transpose v0.2.3
[INFO] [stderr]   Downloaded mel_spec v0.2.2
[INFO] [stderr]   Downloaded mel_spec_audio v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 687103219d01292c54880fd919b63371664bddd765de2102e50d9c7636383b9b
[INFO] running `Command { std: "docker" "start" "-a" "687103219d01292c54880fd919b63371664bddd765de2102e50d9c7636383b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "687103219d01292c54880fd919b63371664bddd765de2102e50d9c7636383b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "687103219d01292c54880fd919b63371664bddd765de2102e50d9c7636383b9b", kill_on_drop: false }`
[INFO] [stdout] 687103219d01292c54880fd919b63371664bddd765de2102e50d9c7636383b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 820b959253b86d449478fee3bbead1b125a20899fcc234e671c0f5f3125f8177
[INFO] running `Command { std: "docker" "start" "-a" "820b959253b86d449478fee3bbead1b125a20899fcc234e671c0f5f3125f8177", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking mel_spec_audio v0.2.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking mel_spec v0.2.2
[INFO] [stderr]     Checking mel_spec_pipeline v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.75s
[INFO] running `Command { std: "docker" "inspect" "820b959253b86d449478fee3bbead1b125a20899fcc234e671c0f5f3125f8177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820b959253b86d449478fee3bbead1b125a20899fcc234e671c0f5f3125f8177", kill_on_drop: false }`
[INFO] [stdout] 820b959253b86d449478fee3bbead1b125a20899fcc234e671c0f5f3125f8177
[INFO] checking mel_spec_pipeline-0.2.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate mel_spec_pipeline 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate mel_spec_pipeline 0.2.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mel_spec_pipeline 0.2.2
[INFO] finished tweaking crates.io crate mel_spec_pipeline 0.2.2
[INFO] tweaked toml for crates.io crate mel_spec_pipeline 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aaf698993cfc0ff1c1794e6d384e1d7e3685ee7d013a3f7f76e068d2c5a69795
[INFO] running `Command { std: "docker" "start" "-a" "aaf698993cfc0ff1c1794e6d384e1d7e3685ee7d013a3f7f76e068d2c5a69795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaf698993cfc0ff1c1794e6d384e1d7e3685ee7d013a3f7f76e068d2c5a69795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf698993cfc0ff1c1794e6d384e1d7e3685ee7d013a3f7f76e068d2c5a69795", kill_on_drop: false }`
[INFO] [stdout] aaf698993cfc0ff1c1794e6d384e1d7e3685ee7d013a3f7f76e068d2c5a69795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4377ed79dbb1565e6ad51916f885771649ec2ca1378602783c6a539eba5cc013
[INFO] running `Command { std: "docker" "start" "-a" "4377ed79dbb1565e6ad51916f885771649ec2ca1378602783c6a539eba5cc013", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking mel_spec_audio v0.2.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking mel_spec v0.2.2
[INFO] [stderr]     Checking mel_spec_pipeline v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.92s
[INFO] running `Command { std: "docker" "inspect" "4377ed79dbb1565e6ad51916f885771649ec2ca1378602783c6a539eba5cc013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4377ed79dbb1565e6ad51916f885771649ec2ca1378602783c6a539eba5cc013", kill_on_drop: false }`
[INFO] [stdout] 4377ed79dbb1565e6ad51916f885771649ec2ca1378602783c6a539eba5cc013