[INFO] fetching crate rotz 0.9.5...
[INFO] testing rotz-0.9.5 against try#d724b5ab2f4ac098ff483349a80b6a3799a5177b for pr-113843
[INFO] extracting crate rotz 0.9.5 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate rotz 0.9.5 on toolchain d724b5ab2f4ac098ff483349a80b6a3799a5177b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rotz 0.9.5
[INFO] finished tweaking crates.io crate rotz 0.9.5
[INFO] tweaked toml for crates.io crate rotz 0.9.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate rotz 0.9.5 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" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81bc17ee2f535d27446e425bb05fcd68fad42504d852a641f87c5223506840be
[INFO] running `Command { std: "docker" "start" "-a" "81bc17ee2f535d27446e425bb05fcd68fad42504d852a641f87c5223506840be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81bc17ee2f535d27446e425bb05fcd68fad42504d852a641f87c5223506840be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81bc17ee2f535d27446e425bb05fcd68fad42504d852a641f87c5223506840be", kill_on_drop: false }`
[INFO] [stdout] 81bc17ee2f535d27446e425bb05fcd68fad42504d852a641f87c5223506840be
[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=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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d724b5ab2f4ac098ff483349a80b6a3799a5177b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf86d0d21649a88008d6c23ec2cc4868cb248cc38d7392743fee0290aa0fed0a
[INFO] running `Command { std: "docker" "start" "-a" "cf86d0d21649a88008d6c23ec2cc4868cb248cc38d7392743fee0290aa0fed0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling itoa v1.0.8
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling bitflags v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.14
[INFO] [stderr]    Compiling serde_json v1.0.102
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling backtrace v0.3.68
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling gimli v0.27.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling winnow v0.5.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling yansi v1.0.0-rc
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling object v0.31.1
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling anstyle v1.0.1
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.8
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.31
[INFO] [stderr]    Compiling anstream v0.3.2
[INFO] [stderr]    Compiling http v0.2.9
[INFO] [stderr]    Compiling brownstone v3.0.0
[INFO] [stderr]    Compiling unicode-linebreak v0.1.4
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling flate2 v1.0.26
[INFO] [stderr]    Compiling crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling webpki-roots v0.22.6
[INFO] [stderr]    Compiling mio v0.8.8
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling figment v0.10.10
[INFO] [stderr]    Compiling joinery v2.1.0
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling indent_write v2.2.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling clap_lex v0.5.0
[INFO] [stderr]    Compiling is_ci v1.1.1
[INFO] [stderr]    Compiling addr2line v0.20.0
[INFO] [stderr]    Compiling inlinable_string v0.1.15
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.3.11
[INFO] [stderr]    Compiling supports-color v2.0.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling walkdir v2.3.3
[INFO] [stderr]    Compiling nom-supreme v0.8.0
[INFO] [stderr]    Compiling pori v0.0.0
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling const_format v0.2.31
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling supports-unicode v2.0.0
[INFO] [stderr]    Compiling supports-hyperlinks v2.1.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling path-dedot v3.1.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling somok v1.5.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling crossterm v0.26.1
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling velcro_core v0.5.4
[INFO] [stderr]    Compiling attohttpc v0.24.1
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling path-absolutize v3.1.0
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling shellwords v1.1.0
[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/d724b5ab2f4ac098ff483349a80b6a3799a5177b/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.25/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"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=51ca18819583dae4 -C extra-filename=-51ca18819583dae4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-54db9582258d1a1c.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b1a8447e1599ba26.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-04e98006bd35140f.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" "cf86d0d21649a88008d6c23ec2cc4868cb248cc38d7392743fee0290aa0fed0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf86d0d21649a88008d6c23ec2cc4868cb248cc38d7392743fee0290aa0fed0a", kill_on_drop: false }`
[INFO] [stdout] cf86d0d21649a88008d6c23ec2cc4868cb248cc38d7392743fee0290aa0fed0a