[INFO] fetching crate privatemail 0.2.4...
[INFO] building privatemail-0.2.4 against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] extracting crate privatemail 0.2.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate privatemail 0.2.4 on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate privatemail 0.2.4
[INFO] finished tweaking crates.io crate privatemail 0.2.4
[INFO] tweaked toml for crates.io crate privatemail 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate privatemail 0.2.4 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml-span v0.2.0
[INFO] [stderr]   Downloaded http-serde v2.1.0
[INFO] [stderr]   Downloaded lambda_runtime v0.11.1
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[INFO] [stderr]   Downloaded audit v0.7.3
[INFO] [stderr]   Downloaded netlink-packet-audit v0.5.1
[INFO] [stderr]   Downloaded display-error-chain v0.2.0
[INFO] [stderr]   Downloaded abscissa_core v0.7.0
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[INFO] [stderr]   Downloaded cvss v2.0.0
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[INFO] [stderr]   Downloaded binfarce v0.2.1
[INFO] [stderr]   Downloaded gix-discover v0.29.0
[INFO] [stderr]   Downloaded gix-macros v0.1.4
[INFO] [stderr]   Downloaded gix-negotiate v0.12.0
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[INFO] [stderr]   Downloaded gix-credentials v0.24.2
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[INFO] [stderr]   Downloaded gix-actor v0.30.0
[INFO] [stderr]   Downloaded io-close v0.3.7
[INFO] [stderr]   Downloaded gix-pathspec v0.6.0
[INFO] [stderr]   Downloaded gix-revision v0.26.0
[INFO] [stderr]   Downloaded gix-submodule v0.8.0
[INFO] [stderr]   Downloaded gix-config-value v0.14.6
[INFO] [stderr]   Downloaded gix-packetline v0.17.5
[INFO] [stderr]   Downloaded gix-sec v0.10.6
[INFO] [stderr]   Downloaded gix-command v0.3.6
[INFO] [stderr]   Downloaded gix-attributes v0.22.2
[INFO] [stderr]   Downloaded gix-glob v0.16.2
[INFO] [stderr]   Downloaded gix-ignore v0.11.2
[INFO] [stderr]   Downloaded gix-tempfile v13.1.1
[INFO] [stderr]   Downloaded gix-lock v13.1.1
[INFO] [stderr]   Downloaded gix-revwalk v0.12.0
[INFO] [stderr]   Downloaded gix-traverse v0.37.0
[INFO] [stderr]   Downloaded faster-hex v0.9.0
[INFO] [stderr]   Downloaded gix-hash v0.14.2
[INFO] [stderr]   Downloaded gix-worktree-state v0.7.0
[INFO] [stderr]   Downloaded gix-hashtable v0.5.2
[INFO] [stderr]   Downloaded gix-path v0.10.7
[INFO] [stderr]   Downloaded cargo-audit v0.20.0
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36cc36ea70bf547f4229d974a0c54fa082fb1f3343a7dfb113e839184f13adc8
[INFO] running `Command { std: "docker" "start" "-a" "36cc36ea70bf547f4229d974a0c54fa082fb1f3343a7dfb113e839184f13adc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36cc36ea70bf547f4229d974a0c54fa082fb1f3343a7dfb113e839184f13adc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cc36ea70bf547f4229d974a0c54fa082fb1f3343a7dfb113e839184f13adc8", kill_on_drop: false }`
[INFO] [stdout] 36cc36ea70bf547f4229d974a0c54fa082fb1f3343a7dfb113e839184f13adc8
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 868cdfb932514ad5358733fe225329e4c9da68c5ba1edc8bcf3f8efced84c2d7
[INFO] running `Command { std: "docker" "start" "-a" "868cdfb932514ad5358733fe225329e4c9da68c5ba1edc8bcf3f8efced84c2d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling gix-trace v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling faster-hex v0.9.0
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling gix-utils v0.1.12
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling prodash v28.0.0
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling sha1_smol v1.0.0
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[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.12.1
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[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling memmap2 v0.9.4
[INFO] [stderr]    Compiling ryu v1.0.17
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[INFO] [stderr]    Compiling getrandom v0.2.14
[INFO] [stderr]    Compiling unicode-bom v2.0.3
[INFO] [stderr]    Compiling generic-array v0.14.7
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[INFO] [stderr]    Compiling base64 v0.21.7
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[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling btoi v0.4.3
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[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.82
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[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling regex-syntax v0.6.29
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[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling clru v0.6.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
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[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling http-body v1.0.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling jwalk v0.8.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling io-close v0.3.7
[INFO] [stderr]    Compiling fs-err v2.11.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling winnow v0.6.6
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling rusoto_core v0.48.0
[INFO] [stderr]    Compiling bstr v1.9.1
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling toml-span v0.2.0
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling binfarce v0.2.1
[INFO] [stderr]    Compiling http-body-util v0.1.1
[INFO] [stderr]    Compiling tracing-log v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling auditable-extract v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[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/70591dc15db32941fe3595fdbf98e58d6975f95e/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/syn-2.0.60/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-mut"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=60953bc15726a98f -C extra-filename=-60953bc15726a98f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-74e0063a7fec9451.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-b5a2fb2711d77956.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-7b828347d8713ecd.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" "868cdfb932514ad5358733fe225329e4c9da68c5ba1edc8bcf3f8efced84c2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868cdfb932514ad5358733fe225329e4c9da68c5ba1edc8bcf3f8efced84c2d7", kill_on_drop: false }`
[INFO] [stdout] 868cdfb932514ad5358733fe225329e4c9da68c5ba1edc8bcf3f8efced84c2d7