[INFO] fetching crate wormhole-common 0.2.0...
[INFO] documenting wormhole-common-0.2.0 against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] extracting crate wormhole-common 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wormhole-common 0.2.0
[INFO] finished tweaking crates.io crate wormhole-common 0.2.0
[INFO] tweaked toml for crates.io crate wormhole-common 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wormhole-common 0.2.0 on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 304 packages to latest compatible versions
[INFO] [stderr]       Adding ckandex v0.4.2 (available: v0.6.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding keyvalues-parser v0.1.0 (available: v0.2.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.2)
[INFO] [stderr]       Adding rusqlite v0.28.0 (available: v0.38.0)
[INFO] [stderr]       Adding zip v0.6.6 (available: v7.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ef19a6885b3d6ce7d23c6003919777232d7bf937ded76cfdacbb20c71fb4999
[INFO] running `Command { std: "docker" "start" "-a" "8ef19a6885b3d6ce7d23c6003919777232d7bf937ded76cfdacbb20c71fb4999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ef19a6885b3d6ce7d23c6003919777232d7bf937ded76cfdacbb20c71fb4999", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ef19a6885b3d6ce7d23c6003919777232d7bf937ded76cfdacbb20c71fb4999", kill_on_drop: false }`
[INFO] [stdout] 8ef19a6885b3d6ce7d23c6003919777232d7bf937ded76cfdacbb20c71fb4999
[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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86021ef5b60cd71a84126c98fad09600121c3a3d8ce41dadf22e465244496507
[INFO] running `Command { std: "docker" "start" "-a" "86021ef5b60cd71a84126c98fad09600121c3a3d8ce41dadf22e465244496507", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zmij v1.0.19
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking regex-syntax v0.8.9
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking compression-core v0.4.31
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking compression-codecs v0.4.36
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking base64ct v1.8.3
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking time-core v0.1.8
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking num-conv v0.2.0
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling libz-sys v1.1.23
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.14.2+1.5.1
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling libsqlite3-sys v0.25.2
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling pest_generator v2.8.6
[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/a394c9cd9ec93787f09a7ac445b14cc674a94549/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.114/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=97d7726f98351cb7 -C extra-filename=-c9b48d6183064ef7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-fec5599a7f184630.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-de2c59b803aecfd0.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "86021ef5b60cd71a84126c98fad09600121c3a3d8ce41dadf22e465244496507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86021ef5b60cd71a84126c98fad09600121c3a3d8ce41dadf22e465244496507", kill_on_drop: false }`
[INFO] [stdout] 86021ef5b60cd71a84126c98fad09600121c3a3d8ce41dadf22e465244496507