[INFO] cloning repository https://github.com/coachnrm/rustbeginner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coachnrm/rustbeginner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoachnrm%2Frustbeginner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoachnrm%2Frustbeginner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d8026374bc02551d425db15352d72b579e410b3
[INFO] checking coachnrm/rustbeginner against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoachnrm%2Frustbeginner" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/coachnrm/rustbeginner
[INFO] finished tweaking git repo https://github.com/coachnrm/rustbeginner
[INFO] tweaked toml for git repo https://github.com/coachnrm/rustbeginner written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/coachnrm/rustbeginner on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/coachnrm/rustbeginner 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 025ed42a2e59be186210bf243dfabd3197be29c1ad9658566c29ea39f89a9f67
[INFO] running `Command { std: "docker" "start" "-a" "025ed42a2e59be186210bf243dfabd3197be29c1ad9658566c29ea39f89a9f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "025ed42a2e59be186210bf243dfabd3197be29c1ad9658566c29ea39f89a9f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025ed42a2e59be186210bf243dfabd3197be29c1ad9658566c29ea39f89a9f67", kill_on_drop: false }`
[INFO] [stdout] 025ed42a2e59be186210bf243dfabd3197be29c1ad9658566c29ea39f89a9f67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2ef5e86eb266e0ed82d6dbec891177a0984e4937f95f0a4b59e08920f6388f4
[INFO] running `Command { std: "docker" "start" "-a" "b2ef5e86eb266e0ed82d6dbec891177a0984e4937f95f0a4b59e08920f6388f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking flate2 v1.0.30
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling ttf-parser v0.20.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.3
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]    Compiling roxmltree v0.19.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking wayland-sys v0.31.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wayland-scanner v0.31.1
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling wayland-backend v0.3.3
[INFO] [stderr]    Compiling fontconfig-parser v0.5.6
[INFO] [stderr]     Checking async-channel v2.3.1
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking blocking v1.6.1
[INFO] [stderr]     Checking polling v2.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking async-fs v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking async-io v1.13.0
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking async-executor v1.12.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]     Checking euclid v0.22.10
[INFO] [stderr]    Compiling fdeflate v0.3.4
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]     Checking unicode-script v0.5.6
[INFO] [stderr]     Checking unicode-ccc v0.2.0
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.2.0
[INFO] [stderr]    Compiling fontdb v0.16.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking unicode-properties v0.1.1
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling toml_edit v0.21.1
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling kurbo v0.11.0
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]     Checking lyon_geom v1.0.5
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling rustybuzz v0.13.0
[INFO] [stderr]     Checking lyon_path v1.0.5
[INFO] [stderr]    Compiling svgtypes v0.15.1
[INFO] [stderr]    Compiling flume v0.11.0
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]     Checking x11rb v0.13.1
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling half v2.4.1
[INFO] [stderr]     Checking imagesize v0.12.0
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling proc-macro-crate v3.1.0
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling lebe v0.5.2
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]     Checking wayland-client v0.31.2
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking wayland-csd-frame v0.3.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling data-url v0.3.1
[INFO] [stderr]    Compiling cpp_common v0.5.9
[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/4797991aa2efb6d658150f10425b3f3b5d10eceb/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --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", "quote", "test", "visit", "visit-mut"))' -C metadata=2c8f6f5cc20dddc9 -C extra-filename=-24e9165be476cbb5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4f5e15ee8695b7d0.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-12bb3ad3443cd669.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.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" "b2ef5e86eb266e0ed82d6dbec891177a0984e4937f95f0a4b59e08920f6388f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ef5e86eb266e0ed82d6dbec891177a0984e4937f95f0a4b59e08920f6388f4", kill_on_drop: false }`
[INFO] [stdout] b2ef5e86eb266e0ed82d6dbec891177a0984e4937f95f0a4b59e08920f6388f4