[INFO] fetching crate vcard 0.4.9...
[INFO] checking vcard-0.4.9 against try#18f0df251aa25bd85bb3d295ad1bd925a64b1ffc for pr-94063
[INFO] extracting crate vcard 0.4.9 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate vcard 0.4.9 on toolchain 18f0df251aa25bd85bb3d295ad1bd925a64b1ffc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vcard 0.4.9
[INFO] finished tweaking crates.io crate vcard 0.4.9
[INFO] tweaked toml for crates.io crate vcard 0.4.9 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate vcard 0.4.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded debug-helper v0.3.11
[INFO] [stderr]   Downloaded oncemutex v0.1.1
[INFO] [stderr]   Downloaded regex-cache v0.2.1
[INFO] [stderr]   Downloaded chrono-tz v0.5.3
[INFO] [stderr]   Downloaded quick-xml v0.17.2
[INFO] [stderr]   Downloaded educe v0.4.15
[INFO] [stderr]   Downloaded base64-stream v1.2.6
[INFO] [stderr]   Downloaded phonenumber v0.2.4+8.11.3
[INFO] [stderr]   Downloaded validators v0.20.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcc1fe6744e695741b16e462d1e0a1d67aa644163adfdce9ca207f1d965fc309
[INFO] running `Command { std: "docker" "start" "-a" "fcc1fe6744e695741b16e462d1e0a1d67aa644163adfdce9ca207f1d965fc309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcc1fe6744e695741b16e462d1e0a1d67aa644163adfdce9ca207f1d965fc309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc1fe6744e695741b16e462d1e0a1d67aa644163adfdce9ca207f1d965fc309", kill_on_drop: false }`
[INFO] [stdout] fcc1fe6744e695741b16e462d1e0a1d67aa644163adfdce9ca207f1d965fc309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 438ebc1328c1f709f872a5003086e505a6a8aa5b2fad8c21570f6c43c7ec7a63
[INFO] running `Command { std: "docker" "start" "-a" "438ebc1328c1f709f872a5003086e505a6a8aa5b2fad8c21570f6c43c7ec7a63", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking debug-helper v0.3.11
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.23/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="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=673226f856de3143 -C extra-filename=-673226f856de3143 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "438ebc1328c1f709f872a5003086e505a6a8aa5b2fad8c21570f6c43c7ec7a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438ebc1328c1f709f872a5003086e505a6a8aa5b2fad8c21570f6c43c7ec7a63", kill_on_drop: false }`
[INFO] [stdout] 438ebc1328c1f709f872a5003086e505a6a8aa5b2fad8c21570f6c43c7ec7a63