[INFO] fetching crate qr-tester 0.5.6...
[INFO] testing qr-tester-0.5.6 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate qr-tester 0.5.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate qr-tester 0.5.6
[INFO] finished tweaking crates.io crate qr-tester 0.5.6
[INFO] tweaked toml for crates.io crate qr-tester 0.5.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qr-tester 0.5.6 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 qr-tester 0.5.6 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f9ab6fd11b0f2105f527b15db2327c9074556a6ea024b07f0eca80c6526b66cb
[INFO] running `Command { std: "docker" "start" "-a" "f9ab6fd11b0f2105f527b15db2327c9074556a6ea024b07f0eca80c6526b66cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9ab6fd11b0f2105f527b15db2327c9074556a6ea024b07f0eca80c6526b66cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ab6fd11b0f2105f527b15db2327c9074556a6ea024b07f0eca80c6526b66cb", kill_on_drop: false }`
[INFO] [stdout] f9ab6fd11b0f2105f527b15db2327c9074556a6ea024b07f0eca80c6526b66cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d2c89aba601ea4fabdfde37e5bb1c1ffe1fbe352bf459d13f57d3679a1933ca4
[INFO] running `Command { std: "docker" "start" "-a" "d2c89aba601ea4fabdfde37e5bb1c1ffe1fbe352bf459d13f57d3679a1933ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling flate2 v1.1.5
[INFO] [stderr]    Compiling av-scenechange v0.14.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling as-slice v0.2.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling built v0.8.0
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling aligned v0.4.2
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling y4m v0.8.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling pastey v0.1.1
[INFO] [stderr]    Compiling cc v1.2.46
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling rav1e v0.8.1
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling bitstream-io v4.9.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling bindgen v0.69.5
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling pxfm v0.1.25
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling avif-serialize v0.8.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling zune-core v0.5.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling png v0.18.0
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling zbar-src v0.1.5
[INFO] [stderr]    Compiling zune-jpeg v0.5.5
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling gif v0.14.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling moxcms v0.7.9
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]    Compiling simba v0.8.1
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]    Compiling g2poly v1.2.2
[INFO] [stderr]    Compiling ab_glyph v0.2.32
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]    Compiling codepage-437 v0.1.0
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling clap_builder v4.5.52
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling uriparse v0.6.4
[INFO] [stderr] error: could not compile `regex-automata` (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_automata --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-automata-0.4.13/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="alloc"' --cfg 'feature="dfa"' --cfg 'feature="dfa-build"' --cfg 'feature="dfa-onepass"' --cfg 'feature="dfa-search"' --cfg 'feature="hybrid"' --cfg 'feature="meta"' --cfg 'feature="nfa"' --cfg 'feature="nfa-backtrack"' --cfg 'feature="nfa-pikevm"' --cfg 'feature="nfa-thompson"' --cfg 'feature="perf"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="perf-literal-multisubstring"' --cfg 'feature="perf-literal-substring"' --cfg 'feature="std"' --cfg 'feature="syntax"' --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"' --cfg 'feature="unicode-word-boundary"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "dfa", "dfa-build", "dfa-onepass", "dfa-search", "hybrid", "internal-instrument", "internal-instrument-pikevm", "logging", "meta", "nfa", "nfa-backtrack", "nfa-pikevm", "nfa-thompson", "perf", "perf-inline", "perf-literal", "perf-literal-multisubstring", "perf-literal-substring", "std", "syntax", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment", "unicode-word-boundary"))' -C metadata=c1e864ee0c22d03d -C extra-filename=-ae5ab832021e83e8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-03da6a297aa478bc.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-60600b635ad5cf18.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-5210c8a89f502eee.rmeta --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" "d2c89aba601ea4fabdfde37e5bb1c1ffe1fbe352bf459d13f57d3679a1933ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2c89aba601ea4fabdfde37e5bb1c1ffe1fbe352bf459d13f57d3679a1933ca4", kill_on_drop: false }`
[INFO] [stdout] d2c89aba601ea4fabdfde37e5bb1c1ffe1fbe352bf459d13f57d3679a1933ca4
