[INFO] cloning repository https://github.com/rust-lang/sync-team
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang/sync-team" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fsync-team", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fsync-team'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7af1838fdd021438e9f60b7a999d3d4b72c2853e
[INFO] checking rust-lang/sync-team against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang%2Fsync-team" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang/sync-team on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang/sync-team
[INFO] finished tweaking git repo https://github.com/rust-lang/sync-team
[INFO] tweaked toml for git repo https://github.com/rust-lang/sync-team written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang/sync-team already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/team`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded hex v0.4.2
[INFO] [stderr]   Downloaded parking_lot_core v0.6.2
[INFO] [stderr]   Downloaded publicsuffix v1.5.4
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded error-chain v0.12.2
[INFO] [stderr]   Downloaded percent-encoding v1.0.1
[INFO] [stderr]   Downloaded idna v0.1.5
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded futures-cpupool v0.1.8
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded base64 v0.9.3
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded rand_os v0.1.3
[INFO] [stderr]   Downloaded rand_jitter v0.1.4
[INFO] [stderr]   Downloaded tokio-sync v0.1.8
[INFO] [stderr]   Downloaded safemem v0.3.3
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded hyper-old-types v0.11.0
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded smallvec v0.6.13
[INFO] [stderr]   Downloaded dtoa v0.4.5
[INFO] [stderr]   Downloaded chacha20poly1305 v0.7.1
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.7
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.10
[INFO] [stderr]   Downloaded hyper v0.12.35
[INFO] [stderr]   Downloaded reqwest v0.9.24
[INFO] [stderr]   Downloaded tokio-timer v0.2.13
[INFO] [stderr]   Downloaded rand_hc v0.1.0
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded rand_xorshift v0.1.1
[INFO] [stderr]   Downloaded getrandom v0.2.1
[INFO] [stderr]   Downloaded rand v0.6.5
[INFO] [stderr]   Downloaded rand_chacha v0.1.1
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded chacha20 v0.6.0
[INFO] [stderr]   Downloaded http v0.1.21
[INFO] [stderr]   Downloaded tokio-reactor v0.1.12
[INFO] [stderr]   Downloaded tokio-tcp v0.1.4
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.18
[INFO] [stderr]   Downloaded url v1.7.2
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded winreg v0.6.2
[INFO] [stderr]   Downloaded rand_pcg v0.1.2
[INFO] [stderr]   Downloaded rand_isaac v0.1.1
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded aead v0.3.2
[INFO] [stderr]   Downloaded cipher v0.2.5
[INFO] [stderr]   Downloaded cpuid-bool v0.2.0
[INFO] [stderr]   Downloaded generic-array v0.14.4
[INFO] [stderr]   Downloaded zeroize v1.2.0
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded itoa v0.4.5
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.12
[INFO] [stderr]   Downloaded futures v0.1.29
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded either v1.5.3
[INFO] [stderr]   Downloaded parking_lot v0.9.0
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded tokio-io v0.1.13
[INFO] [stderr]   Downloaded universal-hash v0.4.0
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded poly1305 v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b839dcbf0e4191a0ddf52692de0e14e73f3f9150fb2fb85339bf54deda32b725
[INFO] running `Command { std: "docker" "start" "-a" "b839dcbf0e4191a0ddf52692de0e14e73f3f9150fb2fb85339bf54deda32b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b839dcbf0e4191a0ddf52692de0e14e73f3f9150fb2fb85339bf54deda32b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b839dcbf0e4191a0ddf52692de0e14e73f3f9150fb2fb85339bf54deda32b725", kill_on_drop: false }`
[INFO] [stdout] b839dcbf0e4191a0ddf52692de0e14e73f3f9150fb2fb85339bf54deda32b725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20f25482f54bb4ae5f8311261ec05e931740f994997db35b0b6a927fc72f560b
[INFO] running `Command { std: "docker" "start" "-a" "20f25482f54bb4ae5f8311261ec05e931740f994997db35b0b6a927fc72f560b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.112
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[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 indexmap v1.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling rustc_version 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-0.6.18/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=dc17503f11bd0b3d -C extra-filename=-dc17503f11bd0b3d --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" "20f25482f54bb4ae5f8311261ec05e931740f994997db35b0b6a927fc72f560b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f25482f54bb4ae5f8311261ec05e931740f994997db35b0b6a927fc72f560b", kill_on_drop: false }`
[INFO] [stdout] 20f25482f54bb4ae5f8311261ec05e931740f994997db35b0b6a927fc72f560b