[INFO] fetching crate websocat 4.0.0-alpha2...
[INFO] testing websocat-4.0.0-alpha2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate websocat 4.0.0-alpha2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate websocat 4.0.0-alpha2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate websocat 4.0.0-alpha2
[INFO] tweaked toml for crates.io crate websocat 4.0.0-alpha2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate websocat 4.0.0-alpha2 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 websocat 4.0.0-alpha2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac67c2f51d4a5b96c472ab55b5d97b871ef0ad430308e6a602a11becaf407ad5
[INFO] running `Command { std: "docker" "start" "-a" "ac67c2f51d4a5b96c472ab55b5d97b871ef0ad430308e6a602a11becaf407ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac67c2f51d4a5b96c472ab55b5d97b871ef0ad430308e6a602a11becaf407ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac67c2f51d4a5b96c472ab55b5d97b871ef0ad430308e6a602a11becaf407ad5", kill_on_drop: false }`
[INFO] [stdout] ac67c2f51d4a5b96c472ab55b5d97b871ef0ad430308e6a602a11becaf407ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eae172a3d36fe1c786c4bb4defd3498d5778f3a978ac7be81bc3ee9ad39131c5
[INFO] running `Command { std: "docker" "start" "-a" "eae172a3d36fe1c786c4bb4defd3498d5778f3a978ac7be81bc3ee9ad39131c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling cc v1.2.13
[INFO] [stderr]    Compiling crunchy v0.2.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.8.17
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling openssl v0.10.70
[INFO] [stderr]    Compiling httparse v1.10.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling smartstring v1.0.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling native-tls v0.2.13
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling foldhash v0.1.4
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling filedesc v0.6.3
[INFO] [stderr]    Compiling nonmax v0.5.5
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling no-std-compat v0.4.1
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling tinyvec v1.8.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling flagset v0.4.6
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling http-body v1.0.1
[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-2.0.98/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="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=1b363cc2e264eced -C extra-filename=-f9fac6b9cc63a17a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ba1164ef8c5072f6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-45812ef4b8688a30.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-a3690edd3a41f0e2.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" "eae172a3d36fe1c786c4bb4defd3498d5778f3a978ac7be81bc3ee9ad39131c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eae172a3d36fe1c786c4bb4defd3498d5778f3a978ac7be81bc3ee9ad39131c5", kill_on_drop: false }`
[INFO] [stdout] eae172a3d36fe1c786c4bb4defd3498d5778f3a978ac7be81bc3ee9ad39131c5