[INFO] fetching crate kde_diffusion 0.1.0...
[INFO] checking kde_diffusion-0.1.0 against master#f5e2df741b4a9820a7579f0c8eccc951706a8782 for pr-147984
[INFO] extracting crate kde_diffusion 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate kde_diffusion 0.1.0
[INFO] finished tweaking crates.io crate kde_diffusion 0.1.0
[INFO] tweaked toml for crates.io crate kde_diffusion 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kde_diffusion 0.1.0 on toolchain f5e2df741b4a9820a7579f0c8eccc951706a8782
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kde_diffusion 0.1.0 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" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debugid v0.7.3
[INFO] [stderr]   Downloaded pprof v0.4.5
[INFO] [stderr]   Downloaded plotly_derive v0.12.1
[INFO] [stderr]   Downloaded symbolic-common v8.8.0
[INFO] [stderr]   Downloaded rinja_parser v0.3.5
[INFO] [stderr]   Downloaded argmin-math v0.4.0
[INFO] [stderr]   Downloaded basic-toml v0.1.10
[INFO] [stderr]   Downloaded rinja_derive v0.3.5
[INFO] [stderr]   Downloaded rinja v0.3.5
[INFO] [stderr]   Downloaded argmin v0.10.0
[INFO] [stderr]   Downloaded zip v4.2.0
[INFO] [stderr]   Downloaded serde_with v3.13.0
[INFO] [stderr]   Downloaded inferno v0.10.12
[INFO] [stderr]   Downloaded ndarray-npy v0.9.1
[INFO] [stderr]   Downloaded noisy_float v0.1.15
[INFO] [stderr]   Downloaded nix v0.20.2
[INFO] [stderr]   Downloaded symbolic-demangle v8.8.0
[INFO] [stderr]   Downloaded ndarray-stats v0.3.0
[INFO] [stderr]   Downloaded serde_with_macros v3.13.0
[INFO] [stderr]   Downloaded plotly v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43ee2c9f958ed0ef390e7082eac4e0202551e2e6c8a3b8b04b8f50fd479b49b7
[INFO] running `Command { std: "docker" "start" "-a" "43ee2c9f958ed0ef390e7082eac4e0202551e2e6c8a3b8b04b8f50fd479b49b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43ee2c9f958ed0ef390e7082eac4e0202551e2e6c8a3b8b04b8f50fd479b49b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ee2c9f958ed0ef390e7082eac4e0202551e2e6c8a3b8b04b8f50fd479b49b7", kill_on_drop: false }`
[INFO] [stdout] 43ee2c9f958ed0ef390e7082eac4e0202551e2e6c8a3b8b04b8f50fd479b49b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+f5e2df741b4a9820a7579f0c8eccc951706a8782" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c585fb3f7c3ca204d220425c90f17a86418f3ed152a319caf9ef2d81f91cf7cf
[INFO] running `Command { std: "docker" "start" "-a" "c585fb3f7c3ca204d220425c90f17a86418f3ed152a319caf9ef2d81f91cf7cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking bytemuck v1.23.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking zopfli v0.8.2
[INFO] [stderr]     Checking safe_arch v0.7.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking debugid v0.7.3
[INFO] [stderr]     Checking wide v0.7.33
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking humansize v2.1.3
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking rustc-demangle v0.1.25
[INFO] [stderr]    Compiling symbolic-demangle v8.8.0
[INFO] [stderr]    Compiling zip v2.4.2
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]     Checking rustfft v6.4.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f5e2df741b4a9820a7579f0c8eccc951706a8782/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.104/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=11898adc0f6a6e48 -C extra-filename=-d903f1a3a390bfde --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-09040b10b620fa15.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-bff949ffe258c67d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b3925cc8f83e9ac1.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c585fb3f7c3ca204d220425c90f17a86418f3ed152a319caf9ef2d81f91cf7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c585fb3f7c3ca204d220425c90f17a86418f3ed152a319caf9ef2d81f91cf7cf", kill_on_drop: false }`
[INFO] [stdout] c585fb3f7c3ca204d220425c90f17a86418f3ed152a319caf9ef2d81f91cf7cf