[INFO] fetching crate preamble2 0.0.1...
[INFO] testing preamble2-0.0.1 against beta-2025-04-13 for beta-1.87-1
[INFO] extracting crate preamble2 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate preamble2 0.0.1 on toolchain beta-2025-04-13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preamble2 0.0.1
[INFO] finished tweaking crates.io crate preamble2 0.0.1
[INFO] tweaked toml for crates.io crate preamble2 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 285 packages to latest compatible versions
[INFO] [stderr]       Adding gitignores v2.12.0 (available: v3.1.0)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.6)
[INFO] [stderr]       Adding inquire v0.6.2 (available: v0.7.5)
[INFO] [stderr]       Adding leon v2.0.1 (available: v3.0.2)
[INFO] [stderr]       Adding ptree v0.4.0 (available: v0.5.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.15)
[INFO] [stderr]       Adding toml_edit v0.20.7 (available: v0.22.24)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13046ad2bff8cfdddc5b190fa0d4e34fbdb5066effb49586cb01a55d81d7d48c
[INFO] running `Command { std: "docker" "start" "-a" "13046ad2bff8cfdddc5b190fa0d4e34fbdb5066effb49586cb01a55d81d7d48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13046ad2bff8cfdddc5b190fa0d4e34fbdb5066effb49586cb01a55d81d7d48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13046ad2bff8cfdddc5b190fa0d4e34fbdb5066effb49586cb01a55d81d7d48c", kill_on_drop: false }`
[INFO] [stdout] 13046ad2bff8cfdddc5b190fa0d4e34fbdb5066effb49586cb01a55d81d7d48c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5142958d395f727507d35f8fe2ff0cb96a11fc9854c61a16407db48d13d61268
[INFO] running `Command { std: "docker" "start" "-a" "5142958d395f727507d35f8fe2ff0cb96a11fc9854c61a16407db48d13d61268", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling pkg-config v0.3.32
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling litemap v0.7.5
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling socket2 v0.5.9
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling openssl-probe v0.1.6
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling want v0.3.1
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling flate2 v1.1.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling bytemuck v1.22.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling ipnet v2.11.0
[INFO] [stderr]    Compiling exr v1.73.0
[INFO] [stderr]    Compiling newline-converter v0.2.2
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling png v0.17.16
[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/beta-2025-04-13-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.100/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="fold"' --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=6207294954eee411 -C extra-filename=-91156fef26a06265 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-87e99eb7a23fa5fc.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d0a91c1bd62b9a88.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2025-04-13-x86_64-unknown-linux-gnu/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.5/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 -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=e0d99f9f2b52cb94 -C extra-filename=-cf9ef9729ec61e4c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "5142958d395f727507d35f8fe2ff0cb96a11fc9854c61a16407db48d13d61268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5142958d395f727507d35f8fe2ff0cb96a11fc9854c61a16407db48d13d61268", kill_on_drop: false }`
[INFO] [stdout] 5142958d395f727507d35f8fe2ff0cb96a11fc9854c61a16407db48d13d61268