[INFO] cloning repository https://github.com/mvcc-playground/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mvcc-playground/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvcc-playground%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvcc-playground%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d422723639e70d5c946c334d0da9f75646180083
[INFO] checking mvcc-playground/rust-playground against try#54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47 for pr-153041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmvcc-playground%2Frust-playground" "/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/mvcc-playground/rust-playground
[INFO] finished tweaking git repo https://github.com/mvcc-playground/rust-playground
[INFO] tweaked toml for git repo https://github.com/mvcc-playground/rust-playground written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mvcc-playground/rust-playground on toolchain 54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mvcc-playground/rust-playground 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" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5ff7f654cdad96089973e611bcb08df7a5a9e921d98d3d2ce91ab6a58c0adb5
[INFO] running `Command { std: "docker" "start" "-a" "c5ff7f654cdad96089973e611bcb08df7a5a9e921d98d3d2ce91ab6a58c0adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5ff7f654cdad96089973e611bcb08df7a5a9e921d98d3d2ce91ab6a58c0adb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ff7f654cdad96089973e611bcb08df7a5a9e921d98d3d2ce91ab6a58c0adb5", kill_on_drop: false }`
[INFO] [stdout] c5ff7f654cdad96089973e611bcb08df7a5a9e921d98d3d2ce91ab6a58c0adb5
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8642a92bd7b38f8dd1e379686b99f310ef0d066de2e1d3cc997928aef4bde5c
[INFO] running `Command { std: "docker" "start" "-a" "b8642a92bd7b38f8dd1e379686b99f310ef0d066de2e1d3cc997928aef4bde5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]    Compiling uncased v0.9.10
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling cc v1.2.41
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling quick-xml v0.28.2
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking flate2 v1.1.4
[INFO] [stderr]    Compiling quick-xml v0.30.0
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking lebe v0.5.3
[INFO] [stderr]    Compiling wayland-scanner v0.30.1
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling wayland-backend v0.1.2
[INFO] [stderr]    Compiling libdbus-sys v0.2.6
[INFO] [stderr]    Compiling libsql-sqlite3-parser v0.13.0
[INFO] [stderr]    Compiling xcb v1.6.0
[INFO] [stderr]     Checking webpki-roots v1.0.4
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking http-range-header v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking memmap2 v0.7.1
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking alsa-sys v0.3.1
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]    Compiling cpal v0.16.0
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking x11rb-protocol v0.13.2
[INFO] [stderr]     Checking xkbcommon v0.9.0
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking alsa v0.9.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[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/54bb9bb1bbe87f59b5a2e9afea4c8cedcf5e0b47/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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="visit-mut"' --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=5fb85ae556ebfaa9 -C extra-filename=-3b5ef612be1abb98 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-369d8852c9a54258.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c6819fc659b84ed7.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-b4c15d9166d0a657.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" "b8642a92bd7b38f8dd1e379686b99f310ef0d066de2e1d3cc997928aef4bde5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8642a92bd7b38f8dd1e379686b99f310ef0d066de2e1d3cc997928aef4bde5c", kill_on_drop: false }`
[INFO] [stdout] b8642a92bd7b38f8dd1e379686b99f310ef0d066de2e1d3cc997928aef4bde5c