[INFO] cloning repository https://github.com/mockersf/jencli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mockersf/jencli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmockersf%2Fjencli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmockersf%2Fjencli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60c99e24986872724ea98c539092117106f49367
[INFO] testing mockersf/jencli against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmockersf%2Fjencli" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mockersf/jencli 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 git repo https://github.com/mockersf/jencli
[INFO] finished tweaking git repo https://github.com/mockersf/jencli
[INFO] tweaked toml for git repo https://github.com/mockersf/jencli written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mockersf/jencli 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v0.1.15
[INFO] [stderr]   Downloaded env_logger v0.8.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.2
[INFO] [stderr]   Downloaded toml v0.5.5
[INFO] [stderr]   Downloaded bytecount v0.4.0
[INFO] [stderr]   Downloaded tokio-reactor v0.1.8
[INFO] [stderr]   Downloaded hyper v0.13.1
[INFO] [stderr]   Downloaded tokio v0.2.9
[INFO] [stderr]   Downloaded nom v4.2.0
[INFO] [stderr]   Downloaded cargo_metadata v0.6.4
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded java-properties v1.2.0
[INFO] [stderr]   Downloaded regex-syntax v0.6.20
[INFO] [stderr]   Downloaded hocon v0.3.5
[INFO] [stderr]   Downloaded encoding_rs v0.8.16
[INFO] [stderr]   Downloaded jenkins_api v0.6.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.2.0
[INFO] [stderr]   Downloaded pest_generator v2.1.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.11
[INFO] [stderr]   Downloaded hyper v0.12.23
[INFO] [stderr]   Downloaded reqwest v0.9.9
[INFO] [stderr]   Downloaded urlencoding v1.0.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.2
[INFO] [stderr]   Downloaded proc-macro-error v1.0.2
[INFO] [stderr]   Downloaded arrayref v0.3.5
[INFO] [stderr]   Downloaded pest_meta v2.1.0
[INFO] [stderr]   Downloaded skeptic v0.13.4
[INFO] [stderr]   Downloaded handlebars v3.5.0
[INFO] [stderr]   Downloaded regex v1.4.1
[INFO] [stderr]   Downloaded pin-project-lite v0.1.2
[INFO] [stderr]   Downloaded pest v2.1.0
[INFO] [stderr]   Downloaded bumpalo v3.1.2
[INFO] [stderr]   Downloaded tokio-executor v0.1.6
[INFO] [stderr]   Downloaded tokio-io v0.1.11
[INFO] [stderr]   Downloaded tempfile v3.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0f27dc1a940c4b4d770f3646195f22fb8cb114f87fa3474b690d93fc9443ed7f
[INFO] running `Command { std: "docker" "start" "-a" "0f27dc1a940c4b4d770f3646195f22fb8cb114f87fa3474b690d93fc9443ed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f27dc1a940c4b4d770f3646195f22fb8cb114f87fa3474b690d93fc9443ed7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f27dc1a940c4b4d770f3646195f22fb8cb114f87fa3474b690d93fc9443ed7f", kill_on_drop: false }`
[INFO] [stdout] 0f27dc1a940c4b4d770f3646195f22fb8cb114f87fa3474b690d93fc9443ed7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f5dcb0d42dec69719f03d018d548a5a221a1c90e3039f5a068f371f88014bdb
[INFO] running `Command { std: "docker" "start" "-a" "0f5dcb0d42dec69719f03d018d548a5a221a1c90e3039f5a068f371f88014bdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.16
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling pest v2.1.0
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling pest_meta v2.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling dirs v3.0.1
[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-0.6.20/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -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=73c4e738f2a90440 -C extra-filename=-73c4e738f2a90440 --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" "0f5dcb0d42dec69719f03d018d548a5a221a1c90e3039f5a068f371f88014bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5dcb0d42dec69719f03d018d548a5a221a1c90e3039f5a068f371f88014bdb", kill_on_drop: false }`
[INFO] [stdout] 0f5dcb0d42dec69719f03d018d548a5a221a1c90e3039f5a068f371f88014bdb