[INFO] fetching crate witness-gateway 0.2.0...
[INFO] checking witness-gateway-0.2.0 against try#81ab7f2139295590561adbe6d5b0aaa2feff765f for pr-146470-4
[INFO] extracting crate witness-gateway 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate witness-gateway 0.2.0
[INFO] finished tweaking crates.io crate witness-gateway 0.2.0
[INFO] tweaked toml for crates.io crate witness-gateway 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate witness-gateway 0.2.0 on toolchain 81ab7f2139295590561adbe6d5b0aaa2feff765f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate witness-gateway 0.2.0 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" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93c0169777a91f993daa0294c55ec16fe739abdc37768b6a57d627d611c0fa5e
[INFO] running `Command { std: "docker" "start" "-a" "93c0169777a91f993daa0294c55ec16fe739abdc37768b6a57d627d611c0fa5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93c0169777a91f993daa0294c55ec16fe739abdc37768b6a57d627d611c0fa5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c0169777a91f993daa0294c55ec16fe739abdc37768b6a57d627d611c0fa5e", kill_on_drop: false }`
[INFO] [stdout] 93c0169777a91f993daa0294c55ec16fe739abdc37768b6a57d627d611c0fa5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+81ab7f2139295590561adbe6d5b0aaa2feff765f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2587c0ef221b1ff3c3cba8f3b33249806fcd21883b918200a4d2e687b592b8
[INFO] running `Command { std: "docker" "start" "-a" "8d2587c0ef221b1ff3c3cba8f3b33249806fcd21883b918200a4d2e687b592b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cc v1.2.47
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling toml_parser v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling toml_datetime v0.7.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.3
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling toml_edit v0.23.7
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.105
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking const_format v0.2.35
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking camino v1.2.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling hmac v0.12.1
[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/81ab7f2139295590561adbe6d5b0aaa2feff765f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.111/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=a61baf04932d877d -C extra-filename=-5a69f982db14e068 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0a9291d1040e7921.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-5373e6283ee05712.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] [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/81ab7f2139295590561adbe6d5b0aaa2feff765f/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.111/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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"' --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=b89e5200043360ef -C extra-filename=-bd16cd123e4560fc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-306fb5cf8a377f06.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-c3feb196912d5dab.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-d4cbec09b1fb15f6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "8d2587c0ef221b1ff3c3cba8f3b33249806fcd21883b918200a4d2e687b592b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2587c0ef221b1ff3c3cba8f3b33249806fcd21883b918200a4d2e687b592b8", kill_on_drop: false }`
[INFO] [stdout] 8d2587c0ef221b1ff3c3cba8f3b33249806fcd21883b918200a4d2e687b592b8