[INFO] fetching crate dust-mail 0.4.3...
[INFO] checking dust-mail-0.4.3 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate dust-mail 0.4.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate dust-mail 0.4.3
[INFO] finished tweaking crates.io crate dust-mail 0.4.3
[INFO] tweaked toml for crates.io crate dust-mail 0.4.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dust-mail 0.4.3 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 378 packages to latest compatible versions
[INFO] [stderr]       Adding ammonia v3.3.1 (available: v4.1.2)
[INFO] [stderr]       Adding async-imap v0.8.0 (available: v0.11.2)
[INFO] [stderr]       Adding async-native-tls v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding async-smtp v0.9.2 (available: v0.10.2)
[INFO] [stderr]       Adding directories v5.0.1 (available: v6.0.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.10)
[INFO] [stderr]       Adding mail-builder v0.3.2 (available: v0.4.4)
[INFO] [stderr]       Adding mailparse v0.14.1 (available: v0.16.1)
[INFO] [stderr]       Adding subtle v2.4.1 (available: v2.6.1)
[INFO] [stderr]       Adding validator v0.16.1 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a76ef87f62667df4f3f9668c5e70a951a7d6b0ddc5ea67446f3463e393d03b93
[INFO] running `Command { std: "docker" "start" "-a" "a76ef87f62667df4f3f9668c5e70a951a7d6b0ddc5ea67446f3463e393d03b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a76ef87f62667df4f3f9668c5e70a951a7d6b0ddc5ea67446f3463e393d03b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76ef87f62667df4f3f9668c5e70a951a7d6b0ddc5ea67446f3463e393d03b93", kill_on_drop: false }`
[INFO] [stdout] a76ef87f62667df4f3f9668c5e70a951a7d6b0ddc5ea67446f3463e393d03b93
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f635d3bada20f3e3dce8b029617eb9eee322e0a468ef44d66abe9771d27dff4
[INFO] running `Command { std: "docker" "start" "-a" "9f635d3bada20f3e3dce8b029617eb9eee322e0a468ef44d66abe9771d27dff4", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.1
[INFO] [stderr]     Checking futures-io v0.3.32
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.121
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking yoke v0.8.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]     Checking zerovec v0.11.6
[INFO] [stderr]     Checking zerotrie v0.2.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]    Compiling const_fn v0.4.12
[INFO] [stderr]     Checking piper v0.2.5
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking polyval v0.4.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.12
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]     Checking tinystr v0.8.3
[INFO] [stderr]     Checking potential_utf v0.1.5
[INFO] [stderr]    Compiling siphasher v1.0.3
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]     Checking async-executor v1.14.0
[INFO] [stderr]     Checking icu_collections v2.2.0
[INFO] [stderr]     Checking icu_locale_core v2.2.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.121
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.121
[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]     Checking ctr v0.6.0
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling curl v0.4.49
[INFO] [stderr]     Checking data-encoding v2.11.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling openssl-sys v0.9.115
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.13+1.68.1
[INFO] [stderr]    Compiling libz-sys v1.1.28
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling curl-sys v0.4.88+curl-8.20.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking icu_provider v2.2.0
[INFO] [stderr]     Checking aes-gcm v0.8.0
[INFO] [stderr]     Checking pin-project v1.1.12
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking icu_properties v2.2.0
[INFO] [stderr]     Checking icu_normalizer v2.2.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling http-types v2.12.0
[INFO] [stderr]    Compiling isahc v0.9.14
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking flume v0.9.2
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking sluice v0.5.5
[INFO] [stderr]     Checking serde_qs v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking infer v0.2.3
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.79
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking idna_adapter v1.2.2
[INFO] [stderr]     Checking resolv-conf v0.7.6
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking string_cache v0.8.9
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking xml-rs v0.8.28
[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/012cd62c9add58ab3910e44c137d87db3ab70f61/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=1f534368ce192f41 -C extra-filename=-68ab2704c4bb99e9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-774d2fb1b129607b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e79a3b083d919da9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-af4dab7b77cddc19.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" "9f635d3bada20f3e3dce8b029617eb9eee322e0a468ef44d66abe9771d27dff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f635d3bada20f3e3dce8b029617eb9eee322e0a468ef44d66abe9771d27dff4", kill_on_drop: false }`
[INFO] [stdout] 9f635d3bada20f3e3dce8b029617eb9eee322e0a468ef44d66abe9771d27dff4
