[INFO] cloning repository https://github.com/schwa/multigit-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schwa/multigit-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschwa%2Fmultigit-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschwa%2Fmultigit-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf434ba1be0d116c90a03e1de139216d70fb9450
[INFO] building schwa/multigit-rs against try#9a3ef2cd3ecaae3c6ef59768612837d797602a6d for pr-137044-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschwa%2Fmultigit-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schwa/multigit-rs on toolchain 9a3ef2cd3ecaae3c6ef59768612837d797602a6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/schwa/multigit-rs
[INFO] finished tweaking git repo https://github.com/schwa/multigit-rs
[INFO] tweaked toml for git repo https://github.com/schwa/multigit-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/schwa/multigit-rs 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" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eba54f803312073c08509f4d681f9c33196bb9d835e014d126102f5130a6a6dc
[INFO] running `Command { std: "docker" "start" "-a" "eba54f803312073c08509f4d681f9c33196bb9d835e014d126102f5130a6a6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba54f803312073c08509f4d681f9c33196bb9d835e014d126102f5130a6a6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba54f803312073c08509f4d681f9c33196bb9d835e014d126102f5130a6a6dc", kill_on_drop: false }`
[INFO] [stdout] eba54f803312073c08509f4d681f9c33196bb9d835e014d126102f5130a6a6dc
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9a3ef2cd3ecaae3c6ef59768612837d797602a6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35076c3f2998357744015fa1b8545046d78c14d771ffe5405a420e176c1a4ef7
[INFO] running `Command { std: "docker" "start" "-a" "35076c3f2998357744015fa1b8545046d78c14d771ffe5405a420e176c1a4ef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling foldhash v0.1.3
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling arrow-schema v50.0.0
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wayland-sys v0.31.5
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling const_fn v0.4.10
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling cc v1.2.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling miniz_oxide v0.8.2
[INFO] [stderr]    Compiling quick-xml v0.36.2
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling wayland-client v0.31.7
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tz-rs v0.6.14
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling wayland-scanner v0.31.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.4
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling arrow-buffer v50.0.0
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling tzdb_data v0.1.3
[INFO] [stderr]    Compiling libz-sys v1.1.20
[INFO] [stderr]    Compiling wayland-backend v0.3.7
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling arrow-data v50.0.0
[INFO] [stderr]    Compiling libssh2-sys v0.3.0
[INFO] [stderr]    Compiling libgit2-sys v0.17.0+1.8.1
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling clap_builder v4.5.23
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling arrow-array v50.0.0
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[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/9a3ef2cd3ecaae3c6ef59768612837d797602a6d/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.90/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"' --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=e1391f4633bd658c -C extra-filename=-1c442cffa5b9dfda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4791378b95cfd97e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8b1ffbb0eb952e77.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-13328ff8d6cc16fd.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "35076c3f2998357744015fa1b8545046d78c14d771ffe5405a420e176c1a4ef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35076c3f2998357744015fa1b8545046d78c14d771ffe5405a420e176c1a4ef7", kill_on_drop: false }`
[INFO] [stdout] 35076c3f2998357744015fa1b8545046d78c14d771ffe5405a420e176c1a4ef7