[INFO] fetching crate kobo-core 0.4.1...
[INFO] checking kobo-core-0.4.1 against ed77b7b8699e342c2dc842c83cb5fe4025252ee8 for pr-158915-1
[INFO] extracting crate kobo-core 0.4.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate kobo-core 0.4.1
[INFO] finished tweaking crates.io crate kobo-core 0.4.1
[INFO] tweaked toml for crates.io crate kobo-core 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kobo-core 0.4.1 on toolchain ed77b7b8699e342c2dc842c83cb5fe4025252ee8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kobo-core 0.4.1 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" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `kobo-core` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fontdue v0.9.3
[INFO] [stderr]   Downloaded rubato v0.15.0
[INFO] [stderr]   Downloaded realfft v3.5.0
[INFO] [stderr]   Downloaded xml-rs v1.0.0
[INFO] [stderr]   Downloaded kothok-edge-tts v0.2.10
[INFO] [stderr]   Downloaded resvg v0.42.0
[INFO] [stderr]   Downloaded epub v2.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5
[INFO] running `Command { std: "docker" "start" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:90:1
[INFO] [stderr]    |
[INFO] [stderr] 90 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `kobo-core` (manifest) generated 1 warning
[INFO] [stderr]    Compiling zerocopy v0.8.54
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking bytemuck v1.25.1
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking zlib-rs v0.6.6
[INFO] [stderr]    Compiling aws-lc-rs v1.17.1
[INFO] [stderr]     Checking rustls-pki-types v1.15.0
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling rustls v0.23.41
[INFO] [stderr]     Checking ttf-parser v0.21.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking mio v1.2.1
[INFO] [stderr]     Checking socket2 v0.6.4
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking symphonia-core v0.5.5
[INFO] [stderr]     Checking unicode-properties v0.1.4
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking kurbo v0.11.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling cc v1.2.67
[INFO] [stderr]     Checking sha1 v0.10.7
[INFO] [stderr]     Checking webpki-roots v1.0.8
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.2.0
[INFO] [stderr]     Checking unicode-ccc v0.2.0
[INFO] [stderr]     Checking bumpalo v3.20.3
[INFO] [stderr]     Checking regex-automata v0.4.15
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking servo_arc v0.3.0
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking simplecss v0.2.2
[INFO] [stderr]     Checking imagesize v0.12.0
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking xml v1.3.0
[INFO] [stderr]     Checking zune-core v0.5.1
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking data-url v0.3.2
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking zune-jpeg v0.5.15
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking svgtypes v0.15.3
[INFO] [stderr]     Checking moxcms v0.8.1
[INFO] [stderr]     Checking ttf-parser v0.24.1
[INFO] [stderr]     Checking xml-rs v1.0.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking symphonia-metadata v0.5.5
[INFO] [stderr]     Checking symphonia-codec-pcm v0.5.5
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking rgb v0.8.53
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking ego-tree v0.6.3
[INFO] [stderr]     Checking rustfft v6.4.1
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.5
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.3.0
[INFO] [stderr]     Checking flate2 v1.1.9
[INFO] [stderr]     Checking unicode-ccc v0.3.0
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking time v0.3.53
[INFO] [stderr]     Checking rustybuzz v0.14.1
[INFO] [stderr]     Checking fontdb v0.18.0
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking zip v3.0.0
[INFO] [stderr]     Checking png v0.18.1
[INFO] [stderr]     Checking symphonia v0.5.5
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling aws-lc-sys v0.42.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking regex v1.13.0
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking usvg v0.42.0
[INFO] [stderr]     Checking rustybuzz v0.18.0
[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/ed77b7b8699e342c2dc842c83cb5fe4025252ee8/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.118/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=ae133aafc4dcae52 -C extra-filename=-ebc47417726424c7 --out-dir /opt/rustwide/target/debug/build/syn/ebc47417726424c7/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/d4cb564e807a9cd7/out/libproc_macro2-d4cb564e807a9cd7.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/12a774c18bdf157c/out/libquote-12a774c18bdf157c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/8c98a1a0e58216a9/out/libunicode_ident-8c98a1a0e58216a9.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5", kill_on_drop: false }`
[INFO] [stdout] addc74e6fd387c604481944f6c510c52acba82ee3358991bb3afa73dcc66ccf5
