[INFO] fetching crate inference_core 0.1.0...
[INFO] testing inference_core-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate inference_core 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate inference_core 0.1.0
[INFO] finished tweaking crates.io crate inference_core 0.1.0
[INFO] tweaked toml for crates.io crate inference_core 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate inference_core 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 210 packages to highest compatible versions
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.17.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[INFO] [stderr]       Adding tokenizers v0.15.2 (available: v0.23.2)
[INFO] [stderr]       Adding uniffi v0.25.3 (available: v0.32.2)
[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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4
[INFO] running `Command { std: "docker" "start" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4", 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" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4" "/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" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4", 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" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling camino v1.2.6
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling bytes v1.12.1
[INFO] [stderr]    Compiling unicase v2.10.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.117
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling clap_lex v1.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling askama_escape v0.10.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling zeroize v1.9.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling clap_builder v4.6.7
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling base64ct v1.8.3
[INFO] [stderr]    Compiling rustls-pki-types v1.15.1
[INFO] [stderr]    Compiling pem-rfc7468 v1.0.0
[INFO] [stderr]    Compiling http v1.5.0
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling base64 v0.23.1
[INFO] [stderr]    Compiling openssl-probe v0.2.1
[INFO] [stderr]    Compiling socks v0.3.4
[INFO] [stderr]    Compiling der v0.8.2
[INFO] [stderr]    Compiling webpki-root-certs v1.0.9
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling utf8-zero v0.8.1
[INFO] [stderr]    Compiling onig_sys v69.9.3
[INFO] [stderr]    Compiling ureq-proto v0.6.5
[INFO] [stderr]    Compiling oneshot-uniffi v0.1.6
[INFO] [stderr]    Compiling portable-atomic v1.15.0
[INFO] [stderr]    Compiling lzma-rust2 v0.15.8
[INFO] [stderr]    Compiling hmac-sha256 v1.1.15
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling esaxx-rs v0.1.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling uniffi_core v0.25.3
[INFO] [stderr]    Compiling askama_parser v0.2.1
[INFO] [stderr]    Compiling weedle2 v4.0.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling pastey v0.2.3
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.3
[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-3.0.9/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 -C debug-assertions=off --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"' --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=ef76fce36e0b7b8d -C extra-filename=-ac2af5d4ce4f857d --out-dir /opt/rustwide/target/release/build/syn/ac2af5d4ce4f857d/out -C strip=debuginfo -L dependency=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/bfa7a6aafdfba675/out/libproc_macro2-bfa7a6aafdfba675.rmeta --extern quote=/opt/rustwide/target/release/build/quote/44c84b9315bcd971/out/libquote-44c84b9315bcd971.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/2ee003426a225cef/out/libunicode_ident-2ee003426a225cef.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] running `Command { std: "docker" "inspect" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4", kill_on_drop: false }`
[INFO] [stdout] 2defe4454dd0ace216e063a5442aa167ca6a64bbee7c09322e5acfd2c4407fe4
