[INFO] fetching crate fledger 0.10.0...
[INFO] testing fledger-0.10.0 against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933
[INFO] extracting crate fledger 0.10.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate fledger 0.10.0
[INFO] finished tweaking crates.io crate fledger 0.10.0
[INFO] tweaked toml for crates.io crate fledger 0.10.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fledger 0.10.0 on toolchain d933cf483edf1605142ac6899ff32536c0ad8b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fledger 0.10.0 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" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-pki-types v1.13.0
[INFO] [stderr]   Downloaded ct-codecs v1.1.6
[INFO] [stderr]   Downloaded enum-display v0.1.4
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.55
[INFO] [stderr]   Downloaded names v0.14.0
[INFO] [stderr]   Downloaded bimap v0.6.3
[INFO] [stderr]   Downloaded clap-verbosity-flag v3.0.4
[INFO] [stderr]   Downloaded rustls-native-certs v0.8.2
[INFO] [stderr]   Downloaded minicov v0.3.7
[INFO] [stderr]   Downloaded interceptor v0.13.0
[INFO] [stderr]   Downloaded stun v0.7.0
[INFO] [stderr]   Downloaded webrtc-dtls v0.11.0
[INFO] [stderr]   Downloaded webrtc-ice v0.12.0
[INFO] [stderr]   Downloaded webrtc-sctp v0.11.0
[INFO] [stderr]   Downloaded webrtc v0.12.0
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded p384 v0.13.1
[INFO] [stderr]   Downloaded serde_with v3.15.1
[INFO] [stderr]   Downloaded turn v0.9.0
[INFO] [stderr]   Downloaded flmodules v0.10.0
[INFO] [stderr]   Downloaded webrtc-media v0.9.0
[INFO] [stderr]   Downloaded rtcp v0.12.0
[INFO] [stderr]   Downloaded rtp v0.12.0
[INFO] [stderr]   Downloaded cc v1.2.45
[INFO] [stderr]   Downloaded rcgen v0.13.2
[INFO] [stderr]   Downloaded flcrypto v0.10.0
[INFO] [stderr]   Downloaded webrtc-mdns v0.8.0
[INFO] [stderr]   Downloaded webrtc-srtp v0.14.0
[INFO] [stderr]   Downloaded flarch v0.10.0
[INFO] [stderr]   Downloaded sdp v0.7.0
[INFO] [stderr]   Downloaded webrtc-data v0.10.0
[INFO] [stderr]   Downloaded serde_with_macros v3.15.1
[INFO] [stderr]   Downloaded flnode v0.10.0
[INFO] [stderr]   Downloaded webrtc-util v0.10.0
[INFO] [stderr]   Downloaded ed25519-compact v2.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.55
[INFO] [stderr]   Downloaded cbc v0.1.2
[INFO] [stderr]   Downloaded btparse v0.2.0
[INFO] [stderr]   Downloaded enum-display-macro v0.1.4
[INFO] [stderr]   Downloaded substring v1.4.5
[INFO] [stderr]   Downloaded waitgroup v0.1.2
[INFO] [stderr]   Downloaded block-padding v0.3.3
[INFO] [stderr]   Downloaded flmacro v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 309affa2a6c8d31640da202c6b3f95d7cc0b2705144fecf3e616831e9a30b070
[INFO] running `Command { std: "docker" "start" "-a" "309affa2a6c8d31640da202c6b3f95d7cc0b2705144fecf3e616831e9a30b070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309affa2a6c8d31640da202c6b3f95d7cc0b2705144fecf3e616831e9a30b070", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309affa2a6c8d31640da202c6b3f95d7cc0b2705144fecf3e616831e9a30b070", kill_on_drop: false }`
[INFO] [stdout] 309affa2a6c8d31640da202c6b3f95d7cc0b2705144fecf3e616831e9a30b070
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b32649d65f43ba902949f34be5f34044b0331b04e7e11acf91bbb8c5a1162526
[INFO] running `Command { std: "docker" "start" "-a" "b32649d65f43ba902949f34be5f34044b0331b04e7e11acf91bbb8c5a1162526", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling deranged v0.5.5
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling rusticata-macros v4.1.0
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling oid-registry v0.7.1
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling waitgroup v0.1.2
[INFO] [stderr]    Compiling pem v3.0.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling jiff v0.2.16
[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/d933cf483edf1605142ac6899ff32536c0ad8b22/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.110/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=ba410bfb93a2041d -C extra-filename=-201834b9a6d08c1b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43e32a25692bf44a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-01cdf4ac6a2aaf5b.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" "b32649d65f43ba902949f34be5f34044b0331b04e7e11acf91bbb8c5a1162526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32649d65f43ba902949f34be5f34044b0331b04e7e11acf91bbb8c5a1162526", kill_on_drop: false }`
[INFO] [stdout] b32649d65f43ba902949f34be5f34044b0331b04e7e11acf91bbb8c5a1162526