[INFO] fetching crate maia-httpd 0.6.0...
[INFO] testing maia-httpd-0.6.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate maia-httpd 0.6.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate maia-httpd 0.6.0
[INFO] finished tweaking crates.io crate maia-httpd 0.6.0
[INFO] tweaked toml for crates.io crate maia-httpd 0.6.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate maia-httpd 0.6.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maia-httpd 0.6.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pm-remez v0.1.7
[INFO] [stderr]   Downloaded git-version v0.3.9
[INFO] [stderr]   Downloaded maia-json v0.6.0
[INFO] [stderr]   Downloaded katexit v0.1.4
[INFO] [stderr]   Downloaded lz4_flex v0.11.3
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded maia-pac v0.5.0
[INFO] [stderr]   Downloaded tower-http v0.6.2
[INFO] [stderr]   Downloaded axum-server v0.7.2
[INFO] [stderr]   Downloaded cmake v0.1.54
[INFO] [stderr]   Downloaded aws-lc-rs v1.13.0
[INFO] [stderr]   Downloaded axum v0.8.3
[INFO] [stderr]   Downloaded clap_builder v4.5.36
[INFO] [stderr]   Downloaded openssl-sys v0.9.107
[INFO] [stderr]   Downloaded xattr v1.5.0
[INFO] [stderr]   Downloaded clap v4.5.36
[INFO] [stderr]   Downloaded http-range-header v0.4.2
[INFO] [stderr]   Downloaded cc v1.2.19
[INFO] [stderr]   Downloaded rustls-native-certs v0.7.3
[INFO] [stderr]   Downloaded openblas-build v0.10.11
[INFO] [stderr]   Downloaded matrixmultiply v0.3.9
[INFO] [stderr]   Downloaded lax v0.17.0
[INFO] [stderr]   Downloaded rustls v0.23.26
[INFO] [stderr]   Downloaded fs-err v3.1.0
[INFO] [stderr]   Downloaded lapack-sys v0.14.0
[INFO] [stderr]   Downloaded aws-lc-fips-sys v0.13.5
[INFO] [stderr]   Downloaded git-version-macro v0.3.9
[INFO] [stderr]   Downloaded tokio-tar v0.3.1
[INFO] [stderr]   Downloaded hyper-util v0.1.11
[INFO] [stderr]   Downloaded openblas-src v0.10.11
[INFO] [stderr]   Downloaded ureq v2.12.1
[INFO] [stderr]   Downloaded rustls-webpki v0.103.1
[INFO] [stderr]   Downloaded ndarray-linalg v0.17.0
[INFO] [stderr]   Downloaded h2 v0.4.8
[INFO] [stderr]   Downloaded aws-lc-sys v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5ff0d3a1a250ceb453c671aab2e7f02931889d7ff0459e0133ea68c2730d41f
[INFO] running `Command { std: "docker" "start" "-a" "f5ff0d3a1a250ceb453c671aab2e7f02931889d7ff0459e0133ea68c2730d41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5ff0d3a1a250ceb453c671aab2e7f02931889d7ff0459e0133ea68c2730d41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ff0d3a1a250ceb453c671aab2e7f02931889d7ff0459e0133ea68c2730d41f", kill_on_drop: false }`
[INFO] [stdout] f5ff0d3a1a250ceb453c671aab2e7f02931889d7ff0459e0133ea68c2730d41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e4d5a67fd280cc4b371ba26887c673618958803160c4c1f99353560ae7fb093
[INFO] running `Command { std: "docker" "start" "-a" "2e4d5a67fd280cc4b371ba26887c673618958803160c4c1f99353560ae7fb093", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling prettyplease v0.2.32
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling rustls-native-certs v0.7.3
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling aws-lc-rs v1.13.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling rustls v0.23.26
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling lapack-sys v0.14.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling fs-err v3.1.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling data-encoding v2.8.0
[INFO] [stderr]    Compiling xattr v1.5.0
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling tar v0.4.44
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling clap_builder v4.5.36
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling tungstenite v0.26.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling axum-core v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling serde_path_to_error v0.1.17
[INFO] [stderr]    Compiling git-version-macro v0.3.9
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling cauchy v0.4.0
[INFO] [stderr]    Compiling ndarray v0.16.1
[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/1.91.0-x86_64-unknown-linux-gnu/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="full"' --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=6fef84919e3362f5 -C extra-filename=-d720fab76a328e2c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-44277cb505ab656d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a0b9b9765c2424d7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6d2f6ebc0debe2a6.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2e4d5a67fd280cc4b371ba26887c673618958803160c4c1f99353560ae7fb093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4d5a67fd280cc4b371ba26887c673618958803160c4c1f99353560ae7fb093", kill_on_drop: false }`
[INFO] [stdout] 2e4d5a67fd280cc4b371ba26887c673618958803160c4c1f99353560ae7fb093