[INFO] fetching crate kast 0.1.0...
[INFO] building kast-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate kast 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kast 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate kast 0.1.0
[INFO] tweaked toml for crates.io crate kast 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kast 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kast 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 004259d9d9fc5f0c6b6b80e0aad87f4113a91cc5017251ec1e4c391fd08868f8
[INFO] running `Command { std: "docker" "start" "-a" "004259d9d9fc5f0c6b6b80e0aad87f4113a91cc5017251ec1e4c391fd08868f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "004259d9d9fc5f0c6b6b80e0aad87f4113a91cc5017251ec1e4c391fd08868f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004259d9d9fc5f0c6b6b80e0aad87f4113a91cc5017251ec1e4c391fd08868f8", kill_on_drop: false }`
[INFO] [stdout] 004259d9d9fc5f0c6b6b80e0aad87f4113a91cc5017251ec1e4c391fd08868f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7881ad8f29ee8cf0d6ed0597b54853181be09f869c80cc5b0677ce39b597a5cd
[INFO] running `Command { std: "docker" "start" "-a" "7881ad8f29ee8cf0d6ed0597b54853181be09f869c80cc5b0677ce39b597a5cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling futures-micro v0.5.0
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.4
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling async-oneshot v0.5.9
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling pad-adapter v0.1.1
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling scoped-tls-hkt v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling noisy_float v0.2.0
[INFO] [stderr]    Compiling clap_builder v4.5.18
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling async-notify v0.3.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling anymap3 v1.0.1
[INFO] [stderr]    Compiling kast-refmap v0.1.0
[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/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.77/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=67bdc54e110da2cb -C extra-filename=-077a01e4d93a40d3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-233bb14400b88924.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-d52fb0e05eb3922a.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-d14904b1232aa2ec.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" "7881ad8f29ee8cf0d6ed0597b54853181be09f869c80cc5b0677ce39b597a5cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7881ad8f29ee8cf0d6ed0597b54853181be09f869c80cc5b0677ce39b597a5cd", kill_on_drop: false }`
[INFO] [stdout] 7881ad8f29ee8cf0d6ed0597b54853181be09f869c80cc5b0677ce39b597a5cd