[INFO] fetching crate whisker-dev-server 0.15.2...
[INFO] testing whisker-dev-server-0.15.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate whisker-dev-server 0.15.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate whisker-dev-server 0.15.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate whisker-dev-server 0.15.2
[INFO] tweaked toml for crates.io crate whisker-dev-server 0.15.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate whisker-dev-server 0.15.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate whisker-dev-server 0.15.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36
[INFO] running `Command { std: "docker" "start" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36", 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" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling zerocopy v0.8.56
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.22
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.20
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling syn v3.0.5
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling mio v1.2.3
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling simd-adler32 v0.3.10
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling miniz_oxide v0.9.1
[INFO] [stderr]    Compiling leb128 v0.2.7
[INFO] [stderr]    Compiling camino v1.2.5
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling inotify-sys v0.1.8
[INFO] [stderr]    Compiling num-conv v0.2.2
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.9
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling pxfm v0.1.30
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.127
[INFO] [stderr]    Compiling flate2 v1.1.10
[INFO] [stderr]    Compiling wasm-encoder v0.245.1
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling quick-xml v0.42.0
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.25.2
[INFO] [stderr]    Compiling base64 v0.23.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling png v0.18.1
[INFO] [stderr]    Compiling sha1 v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.28
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling wasmparser v0.235.0
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling gimli v0.26.2
[INFO] [stderr]    Compiling inotify v0.11.5
[INFO] [stderr]    Compiling axum-core v0.5.6
[INFO] [stderr]    Compiling wasm-encoder v0.214.0
[INFO] [stderr]    Compiling time v0.3.55
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling notify-types v2.1.0
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling scroll v0.11.0
[INFO] [stderr]    Compiling http-range-header v0.4.2
[INFO] [stderr]    Compiling uuid v1.26.0
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling pdb v0.8.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling ar v0.9.0
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.119/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --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-mut"' --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=5646542be361cb38 -C extra-filename=-e43fa7c6bc3d7dbe --out-dir /opt/rustwide/target/debug/build/syn/e43fa7c6bc3d7dbe/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/1d5d6dba8077737c/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/1996c11fff15f062/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/1d5d6dba8077737c/out/libproc_macro2-1d5d6dba8077737c.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/383511eb8b508f23/out/libquote-383511eb8b508f23.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/1996c11fff15f062/out/libunicode_ident-1996c11fff15f062.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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/1.100.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-3.0.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --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=70a2fd38ceec03bd -C extra-filename=-4710819f1e26db6f --out-dir /opt/rustwide/target/debug/build/syn/4710819f1e26db6f/out -L dependency=/opt/rustwide/target/debug/build/proc-macro2/1d5d6dba8077737c/out -L dependency=/opt/rustwide/target/debug/build/unicode-ident/1996c11fff15f062/out --extern proc_macro2=/opt/rustwide/target/debug/build/proc-macro2/1d5d6dba8077737c/out/libproc_macro2-1d5d6dba8077737c.rmeta --extern quote=/opt/rustwide/target/debug/build/quote/383511eb8b508f23/out/libquote-383511eb8b508f23.rmeta --extern unicode_ident=/opt/rustwide/target/debug/build/unicode-ident/1996c11fff15f062/out/libunicode_ident-1996c11fff15f062.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36", kill_on_drop: false }`
[INFO] [stdout] 987f4ff2f25ad422f3e8fdf0bc093457e960a1bdeb773c2e02f4a8beef1d9e36
