[INFO] cloning repository https://github.com/cyclefortytwo/knockturn-allee
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyclefortytwo/knockturn-allee" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclefortytwo%2Fknockturn-allee", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclefortytwo%2Fknockturn-allee'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e7a5ebaa55247725908928712416b8955decbfd
[INFO] testing cyclefortytwo/knockturn-allee against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyclefortytwo%2Fknockturn-allee" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyclefortytwo/knockturn-allee on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyclefortytwo/knockturn-allee
[INFO] finished tweaking git repo https://github.com/cyclefortytwo/knockturn-allee
[INFO] tweaked toml for git repo https://github.com/cyclefortytwo/knockturn-allee written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/cyclefortytwo/knockturn-allee already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cab638b22c21562ac05eb76014009003c2baca05bdc6a200a3db9e0f5bcac56b
[INFO] running `Command { std: "docker" "start" "-a" "cab638b22c21562ac05eb76014009003c2baca05bdc6a200a3db9e0f5bcac56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cab638b22c21562ac05eb76014009003c2baca05bdc6a200a3db9e0f5bcac56b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cab638b22c21562ac05eb76014009003c2baca05bdc6a200a3db9e0f5bcac56b", kill_on_drop: false }`
[INFO] [stdout] cab638b22c21562ac05eb76014009003c2baca05bdc6a200a3db9e0f5bcac56b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ef7e4073d571aadd182ed71a58fdd041c109853d72825bcaf48ac5a5b2525d4
[INFO] running `Command { std: "docker" "start" "-a" "1ef7e4073d571aadd182ed71a58fdd041c109853d72825bcaf48ac5a5b2525d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling arc-swap v0.3.7
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling askama_escape v0.2.0
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling humansize v1.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling fragile v0.3.0
[INFO] [stderr]    Compiling checked_int_cast v1.0.0
[INFO] [stderr]    Compiling base32 v0.3.1
[INFO] [stderr]    Compiling strum v0.13.0
[INFO] [stderr]    Compiling consistenttime v0.2.0
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling tokio-sync v0.1.1
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling v_escape v0.3.2
[INFO] [stderr]    Compiling v_htmlescape v0.3.2
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling actix-web v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.5
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.2
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling sentry v0.15.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling r2d2 v0.8.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling signal-hook v0.1.7
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling uname v0.1.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling tokio-timer v0.2.9
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling resolv-conf v0.6.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[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-0.6.5/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 -C metadata=ec985b0607a78dbc -C extra-filename=-ec985b0607a78dbc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-85eb10ee6839e3d1.rmeta --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" "1ef7e4073d571aadd182ed71a58fdd041c109853d72825bcaf48ac5a5b2525d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ef7e4073d571aadd182ed71a58fdd041c109853d72825bcaf48ac5a5b2525d4", kill_on_drop: false }`
[INFO] [stdout] 1ef7e4073d571aadd182ed71a58fdd041c109853d72825bcaf48ac5a5b2525d4
