[INFO] fetching crate rust-mongodb 0.1.0...
[INFO] checking rust-mongodb-0.1.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate rust-mongodb 0.1.0 into /workspace/builds/worker-94/source
[INFO] validating manifest of crates.io crate rust-mongodb 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-mongodb 0.1.0
[INFO] finished tweaking crates.io crate rust-mongodb 0.1.0
[INFO] tweaked toml for crates.io crate rust-mongodb 0.1.0 written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate crates.io crate rust-mongodb 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 typed-builder v0.3.0
[INFO] [stderr]   Downloaded serde_with_macros v1.1.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.5
[INFO] [stderr]   Downloaded os_info v1.3.3
[INFO] [stderr]   Downloaded actix-macros v0.1.2
[INFO] [stderr]   Downloaded dotenv v0.14.1
[INFO] [stderr]   Downloaded actix-cors v0.2.0
[INFO] [stderr]   Downloaded actix-router v0.2.4
[INFO] [stderr]   Downloaded actix-identity v0.2.1
[INFO] [stderr]   Downloaded jsonwebtoken v7.1.0
[INFO] [stderr]   Downloaded serde_with v1.4.0
[INFO] [stderr]   Downloaded enum-as-inner v0.3.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.5
[INFO] [stderr]   Downloaded actix-threadpool v0.3.2
[INFO] [stderr]   Downloaded actix-service v1.0.5
[INFO] [stderr]   Downloaded actix-server v1.0.3
[INFO] [stderr]   Downloaded bytestring v0.1.5
[INFO] [stderr]   Downloaded pem v0.7.0
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] [stderr]   Downloaded simple_asn1 v0.4.0
[INFO] [stderr]   Downloaded validator v0.8.0
[INFO] [stderr]   Downloaded validator_derive v0.8.0
[INFO] [stderr]   Downloaded ring v0.16.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e763f17d7d1c8a59efdbd21a2dbe38ca3e59f06a0e031ce4f17a3089420cb69
[INFO] running `Command { std: "docker" "start" "-a" "0e763f17d7d1c8a59efdbd21a2dbe38ca3e59f06a0e031ce4f17a3089420cb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e763f17d7d1c8a59efdbd21a2dbe38ca3e59f06a0e031ce4f17a3089420cb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e763f17d7d1c8a59efdbd21a2dbe38ca3e59f06a0e031ce4f17a3089420cb69", kill_on_drop: false }`
[INFO] [stdout] 0e763f17d7d1c8a59efdbd21a2dbe38ca3e59f06a0e031ce4f17a3089420cb69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 590184d24f99c8ac5974980adda6bada1500609a182ec4c7f1ced07bd0ebe63a
[INFO] running `Command { std: "docker" "start" "-a" "590184d24f99c8ac5974980adda6bada1500609a182ec4c7f1ced07bd0ebe63a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.25
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking version_check v0.9.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling if_chain v0.1.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[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-0.6.17/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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=dc7cf541bc2f2603 -C extra-filename=-dc7cf541bc2f2603 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "590184d24f99c8ac5974980adda6bada1500609a182ec4c7f1ced07bd0ebe63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "590184d24f99c8ac5974980adda6bada1500609a182ec4c7f1ced07bd0ebe63a", kill_on_drop: false }`
[INFO] [stdout] 590184d24f99c8ac5974980adda6bada1500609a182ec4c7f1ced07bd0ebe63a
