[INFO] fetching crate postar 0.1.0...
[INFO] testing postar-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate postar 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate postar 0.1.0
[INFO] finished tweaking crates.io crate postar 0.1.0
[INFO] tweaked toml for crates.io crate postar 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate postar 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate postar 0.1.0 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85e705012d0a2ffed61a6261e6ade64c95bcb0b41429cdaac2d02b7896619e31
[INFO] running `Command { std: "docker" "start" "-a" "85e705012d0a2ffed61a6261e6ade64c95bcb0b41429cdaac2d02b7896619e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e705012d0a2ffed61a6261e6ade64c95bcb0b41429cdaac2d02b7896619e31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e705012d0a2ffed61a6261e6ade64c95bcb0b41429cdaac2d02b7896619e31", kill_on_drop: false }`
[INFO] [stdout] 85e705012d0a2ffed61a6261e6ade64c95bcb0b41429cdaac2d02b7896619e31
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a83d2a48c36442631897ed3ee7a22fae96216b5a958689ba98ffb45280d0c596
[INFO] running `Command { std: "docker" "start" "-a" "a83d2a48c36442631897ed3ee7a22fae96216b5a958689ba98ffb45280d0c596", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling roff v0.2.2
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling winnow v0.7.14
[INFO] [stderr]    Compiling rusqlite_migration v2.3.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling rusqlite v0.37.0
[INFO] [stderr]    Compiling jiff v0.2.17
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling dirs v6.0.0
[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-2026-04-21-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-0.8.8/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --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=47d0575004e83af1 -C extra-filename=-5210c8a89f502eee --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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a83d2a48c36442631897ed3ee7a22fae96216b5a958689ba98ffb45280d0c596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a83d2a48c36442631897ed3ee7a22fae96216b5a958689ba98ffb45280d0c596", kill_on_drop: false }`
[INFO] [stdout] a83d2a48c36442631897ed3ee7a22fae96216b5a958689ba98ffb45280d0c596
