[INFO] cloning repository https://github.com/forbiddenlink/ImgZen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/forbiddenlink/ImgZen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbiddenlink%2FImgZen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbiddenlink%2FImgZen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcaba232dc48c7ca05b1ba113067b426a321629d
[INFO] testing forbiddenlink/ImgZen against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fforbiddenlink%2FImgZen" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/forbiddenlink/ImgZen
[INFO] finished tweaking git repo https://github.com/forbiddenlink/ImgZen
[INFO] tweaked toml for git repo https://github.com/forbiddenlink/ImgZen written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/forbiddenlink/ImgZen on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/forbiddenlink/ImgZen 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-2026-03-05" "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-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-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c60ea5a68b8ffdbd6616429e8ffa0a97a9d564be2e83f70941a4f125762cd2da
[INFO] running `Command { std: "docker" "start" "-a" "c60ea5a68b8ffdbd6616429e8ffa0a97a9d564be2e83f70941a4f125762cd2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c60ea5a68b8ffdbd6616429e8ffa0a97a9d564be2e83f70941a4f125762cd2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60ea5a68b8ffdbd6616429e8ffa0a97a9d564be2e83f70941a4f125762cd2da", kill_on_drop: false }`
[INFO] [stdout] c60ea5a68b8ffdbd6616429e8ffa0a97a9d564be2e83f70941a4f125762cd2da
[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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28a53166bc3d748184d336169a73ba3fac171177f7ad5ee9d0a5cbbc8119a034
[INFO] running `Command { std: "docker" "start" "-a" "28a53166bc3d748184d336169a73ba3fac171177f7ad5ee9d0a5cbbc8119a034", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling find-msvc-tools v0.1.7
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling dtoa v1.0.11
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling zmij v1.0.14
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling flate2 v1.1.8
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling cc v1.2.52
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling terminal_size v0.4.3
[INFO] [stderr]    Compiling env_filter v0.1.4
[INFO] [stderr]    Compiling clap_builder v4.5.54
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling imgref v1.12.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling bumpalo v3.19.1
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling bitstream-io v2.6.0
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling zopfli v0.8.3
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling nasm-rs v0.2.5
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling libdeflate-sys v1.25.0
[INFO] [stderr]    Compiling libwebp-sys v0.9.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling mozjpeg-sys v2.2.3
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling filetime v0.2.26
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling avif-serialize v0.8.6
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling same-file v1.0.6
[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-2026-03-05-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --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=6703288d7cce2154 -C extra-filename=-59f87f09d9d487ca --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-19de5095f79d51c0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-37c4424635ba4418.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-3a00dd35274e822e.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" "28a53166bc3d748184d336169a73ba3fac171177f7ad5ee9d0a5cbbc8119a034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a53166bc3d748184d336169a73ba3fac171177f7ad5ee9d0a5cbbc8119a034", kill_on_drop: false }`
[INFO] [stdout] 28a53166bc3d748184d336169a73ba3fac171177f7ad5ee9d0a5cbbc8119a034
