[INFO] fetching crate tealr_doc_gen 0.3.0...
[INFO] building tealr_doc_gen-0.3.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tealr_doc_gen 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tealr_doc_gen 0.3.0
[INFO] finished tweaking crates.io crate tealr_doc_gen 0.3.0
[INFO] tweaked toml for crates.io crate tealr_doc_gen 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tealr_doc_gen 0.3.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tealr_doc_gen 0.3.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8621e82999b4807a1c9eef597aae71851180cc4883530588a9015ac329b2c72c
[INFO] running `Command { std: "docker" "start" "-a" "8621e82999b4807a1c9eef597aae71851180cc4883530588a9015ac329b2c72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8621e82999b4807a1c9eef597aae71851180cc4883530588a9015ac329b2c72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8621e82999b4807a1c9eef597aae71851180cc4883530588a9015ac329b2c72c", kill_on_drop: false }`
[INFO] [stdout] 8621e82999b4807a1c9eef597aae71851180cc4883530588a9015ac329b2c72c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86a5042ecb3929e868ac4c0f1709a87cdf37f335f1badc7b9350095d0703d21d
[INFO] running `Command { std: "docker" "start" "-a" "86a5042ecb3929e868ac4c0f1709a87cdf37f335f1badc7b9350095d0703d21d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling rustix v0.38.26
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling cpufeatures v0.2.11
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling rustls v0.21.9
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling deranged v0.3.9
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling v_escape v0.18.0
[INFO] [stderr]    Compiling time v0.3.30
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling webpki-roots v0.25.3
[INFO] [stderr]    Compiling fastrand v2.0.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling venial v0.4.0
[INFO] [stderr]    Compiling bstr v1.8.0
[INFO] [stderr]    Compiling buf-min v0.6.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling v_htmlescape v0.14.1
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling parse-js v0.10.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling cipher v0.4.4
[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/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=fc7c04de06e16f6b -C extra-filename=-c13cbadcd4a55c61 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-61dc01e61e3476d0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-737a5d4a3783a244.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "86a5042ecb3929e868ac4c0f1709a87cdf37f335f1badc7b9350095d0703d21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a5042ecb3929e868ac4c0f1709a87cdf37f335f1badc7b9350095d0703d21d", kill_on_drop: false }`
[INFO] [stdout] 86a5042ecb3929e868ac4c0f1709a87cdf37f335f1badc7b9350095d0703d21d