[INFO] cloning repository https://github.com/AS207960/smime-relay
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AS207960/smime-relay" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAS207960%2Fsmime-relay", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAS207960%2Fsmime-relay'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac8e17d9fe3f3d73ebdea1256060ef5a72daf6eb
[INFO] checking AS207960/smime-relay against master#30b3f35c420694a4f24e5a4df00f06073f4f3a37 for pr-94081
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAS207960%2Fsmime-relay" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AS207960/smime-relay on toolchain 30b3f35c420694a4f24e5a4df00f06073f4f3a37
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AS207960/smime-relay
[INFO] finished tweaking git repo https://github.com/AS207960/smime-relay
[INFO] tweaked toml for git repo https://github.com/AS207960/smime-relay written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/AS207960/smime-relay already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded samotop-with-rustls v0.13.0
[INFO] [stderr]   Downloaded fast_chemail v0.9.6
[INFO] [stderr]   Downloaded samotop-smime v0.13.0
[INFO] [stderr]   Downloaded samotop v0.13.0
[INFO] [stderr]   Downloaded lozizol v0.5.3-dev
[INFO] [stderr]   Downloaded mailparse v0.13.6
[INFO] [stderr]   Downloaded async-std-openssl v0.6.3
[INFO] [stderr]   Downloaded charset v0.1.2
[INFO] [stderr]   Downloaded ascii_utils v0.9.3
[INFO] [stderr]   Downloaded futures-rustls v0.22.0
[INFO] [stderr]   Downloaded smol-timeout v0.6.0
[INFO] [stderr]   Downloaded cidr v0.2.1
[INFO] [stderr]   Downloaded lettre v0.10.0-rc.4
[INFO] [stderr]   Downloaded line-wrap v0.1.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.70
[INFO] [stderr]   Downloaded potential v2.2.1
[INFO] [stderr]   Downloaded samotop-with-spf v0.13.0
[INFO] [stderr]   Downloaded samotop-core v0.13.0
[INFO] [stderr]   Downloaded samotop-parser v0.13.0
[INFO] [stderr]   Downloaded async-process v1.2.0
[INFO] [stderr]   Downloaded samotop-delivery v0.13.0
[INFO] [stderr]   Downloaded viaspf v0.4.0-alpha.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bfeb76de0113626621a0b51464ca4b320be3a39d469bcf2ce13bf615865dc1d
[INFO] running `Command { std: "docker" "start" "-a" "8bfeb76de0113626621a0b51464ca4b320be3a39d469bcf2ce13bf615865dc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfeb76de0113626621a0b51464ca4b320be3a39d469bcf2ce13bf615865dc1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfeb76de0113626621a0b51464ca4b320be3a39d469bcf2ce13bf615865dc1d", kill_on_drop: false }`
[INFO] [stdout] 8bfeb76de0113626621a0b51464ca4b320be3a39d469bcf2ce13bf615865dc1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+30b3f35c420694a4f24e5a4df00f06073f4f3a37" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1372aa6ec7eecc861f97e48b519cf29649fd85a5e7e3b7f72c901382222935ae
[INFO] running `Command { std: "docker" "start" "-a" "1372aa6ec7eecc861f97e48b519cf29649fd85a5e7e3b7f72c901382222935ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]    Compiling async-std-openssl v0.6.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking quoted_printable v0.4.3
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tinyvec v1.5.0
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking async-macros v2.0.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.70
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking gethostname v0.2.1
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.81/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 -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit-mut"' -C metadata=dc69aad4bba10018 -C extra-filename=-dc69aad4bba10018 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9dbaaf035d6d15d1.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0bcba2a61b67309f.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-3c8a88541efd8c80.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: build failed
[INFO] running `Command { std: "docker" "inspect" "1372aa6ec7eecc861f97e48b519cf29649fd85a5e7e3b7f72c901382222935ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1372aa6ec7eecc861f97e48b519cf29649fd85a5e7e3b7f72c901382222935ae", kill_on_drop: false }`
[INFO] [stdout] 1372aa6ec7eecc861f97e48b519cf29649fd85a5e7e3b7f72c901382222935ae