[INFO] fetching crate igneous-md 0.3.0...
[INFO] checking igneous-md-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate igneous-md 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate igneous-md 0.3.0
[INFO] finished tweaking crates.io crate igneous-md 0.3.0
[INFO] tweaked toml for crates.io crate igneous-md 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate igneous-md 0.3.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate igneous-md 0.3.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af36aab9e6b2764a09178e4094542e39c845721f0b646abfb6e7cd601e30d41a
[INFO] running `Command { std: "docker" "start" "-a" "af36aab9e6b2764a09178e4094542e39c845721f0b646abfb6e7cd601e30d41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af36aab9e6b2764a09178e4094542e39c845721f0b646abfb6e7cd601e30d41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af36aab9e6b2764a09178e4094542e39c845721f0b646abfb6e7cd601e30d41a", kill_on_drop: false }`
[INFO] [stdout] af36aab9e6b2764a09178e4094542e39c845721f0b646abfb6e7cd601e30d41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dd7df5262f942e91fc4f44f87561852a3bde09b0961b35150242e819f18a620
[INFO] running `Command { std: "docker" "start" "-a" "9dd7df5262f942e91fc4f44f87561852a3bde09b0961b35150242e819f18a620", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling cc v1.2.14
[INFO] [stderr]    Compiling time-macros v0.2.19
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling gio v0.18.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling cfg-expr v0.15.8
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking is-terminal v0.4.15
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]     Checking time v0.3.37
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling stable-pattern v0.1.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling gtk v0.18.2
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]     Checking clap_builder v4.5.29
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rocket v0.5.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking is-docker v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.106
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]     Checking is-wsl v0.4.0
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking unicode-id v0.3.5
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking open v5.3.2
[INFO] [stderr]     Checking markdown v1.0.0-alpha.22
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking notify v8.0.0
[INFO] [stderr]     Checking cookie v0.18.1
[INFO] [stderr]     Checking simple_logger v5.0.0
[INFO] [stderr]    Compiling openssl v0.10.71
[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/4f260f0f20b3133d20cfb50353c0221943af5796/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.98/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"' --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=5d05daf318e3d778 -C extra-filename=-6169fa8e496a0318 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-03a43b1059c60681.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f5138987da965973.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-c959f1cdcd1e3ab6.rmeta --cap-lints allow --cap-lints=forbid -Dunmustuse_in_always_ok` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9dd7df5262f942e91fc4f44f87561852a3bde09b0961b35150242e819f18a620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd7df5262f942e91fc4f44f87561852a3bde09b0961b35150242e819f18a620", kill_on_drop: false }`
[INFO] [stdout] 9dd7df5262f942e91fc4f44f87561852a3bde09b0961b35150242e819f18a620