[INFO] fetching crate convco 0.7.2...
[INFO] testing convco-0.7.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate convco 0.7.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate convco 0.7.2
[INFO] finished tweaking crates.io crate convco 0.7.2
[INFO] tweaked toml for crates.io crate convco 0.7.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convco 0.7.2 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 convco 0.7.2 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-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876
[INFO] running `Command { std: "docker" "start" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876", 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" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876" "/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" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876", 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" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling shlex v2.0.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.11
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling litemap v0.8.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling writeable v0.6.4
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling icu_properties_data v2.3.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling icu_normalizer_data v2.3.0
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling zmij v1.0.23
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling smallvec v1.16.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.2
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling nix v0.31.3
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling clap_builder v4.6.6
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling thiserror v2.0.20
[INFO] [stderr]    Compiling syn v3.0.4
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling pest v2.9.0
[INFO] [stderr]    Compiling thread_local v1.1.10
[INFO] [stderr]    Compiling anyhow v1.0.104
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling yaml-rt-core v0.2.4
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling jobserver v0.1.35
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling num-modular v0.6.5
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling cc v1.4.4
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling pest_meta v2.9.0
[INFO] [stderr]    Compiling console v0.16.4
[INFO] [stderr]    Compiling num-order v1.2.0
[INFO] [stderr]    Compiling cmake v0.1.58
[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/1.100.0-beta.1-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-0.8.11/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 opt-level=3 -C embed-bitcode=no --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=446761c48a5e8bfe -C extra-filename=-5e4c6a499c11454d --out-dir /opt/rustwide/target/release/build/regex-syntax/5e4c6a499c11454d/out -C strip=symbols --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-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 -C debug-assertions=off --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"' --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=332fbb1ebea2d83e -C extra-filename=-5dad622e9c66156d --out-dir /opt/rustwide/target/release/build/syn/5dad622e9c66156d/out -C strip=symbols -L dependency=/opt/rustwide/target/release/build/proc-macro2/ddd63e32d4cec400/out -L dependency=/opt/rustwide/target/release/build/unicode-ident/0917122bcbe45b08/out --extern proc_macro2=/opt/rustwide/target/release/build/proc-macro2/ddd63e32d4cec400/out/libproc_macro2-ddd63e32d4cec400.rmeta --extern quote=/opt/rustwide/target/release/build/quote/41522497334ecbc9/out/libquote-41522497334ecbc9.rmeta --extern unicode_ident=/opt/rustwide/target/release/build/unicode-ident/0917122bcbe45b08/out/libunicode_ident-0917122bcbe45b08.rmeta --cap-lints allow --cap-lints=warn --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876", kill_on_drop: false }`
[INFO] [stdout] 421a7d2ad9deb31967b3ffb7162b9961dc233b606c82b1a27e6e15549c664876
