[INFO] cloning repository https://github.com/Code7unner/rust-test-task
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Code7unner/rust-test-task" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCode7unner%2Frust-test-task", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCode7unner%2Frust-test-task'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe2d4d02897aeac41469aa4e2c3fb0ab334cc604
[INFO] testing Code7unner/rust-test-task against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCode7unner%2Frust-test-task" "/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/Code7unner/rust-test-task on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Code7unner/rust-test-task
[INFO] finished tweaking git repo https://github.com/Code7unner/rust-test-task
[INFO] tweaked toml for git repo https://github.com/Code7unner/rust-test-task written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Code7unner/rust-test-task already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f41e18a0f8166877f9397c3782b50b23d9d31e52fcb1edd4d2162aa828742895
[INFO] running `Command { std: "docker" "start" "-a" "f41e18a0f8166877f9397c3782b50b23d9d31e52fcb1edd4d2162aa828742895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f41e18a0f8166877f9397c3782b50b23d9d31e52fcb1edd4d2162aa828742895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41e18a0f8166877f9397c3782b50b23d9d31e52fcb1edd4d2162aa828742895", kill_on_drop: false }`
[INFO] [stdout] f41e18a0f8166877f9397c3782b50b23d9d31e52fcb1edd4d2162aa828742895
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bebb776cfaf0a1d97e1a5e4ed778cd8fbc0b9e2fc13defb6a0a5592954c15ad
[INFO] running `Command { std: "docker" "start" "-a" "1bebb776cfaf0a1d97e1a5e4ed778cd8fbc0b9e2fc13defb6a0a5592954c15ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.64
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling safemem v0.3.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling indexmap v1.2.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.3
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling gif v0.10.3
[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 regex v1.3.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rocket_codegen v0.4.2
[INFO] [stderr]    Compiling rocket v0.4.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling tokio-sync v0.1.7
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling openssl-sys v0.9.51
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling png v0.15.0
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.19
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-1.3.1/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="aho-corasick"' --cfg 'feature="default"' --cfg 'feature="memchr"' --cfg 'feature="perf"' --cfg 'feature="perf-cache"' --cfg 'feature="perf-dfa"' --cfg 'feature="perf-inline"' --cfg 'feature="perf-literal"' --cfg 'feature="std"' --cfg 'feature="thread_local"' --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=49eb9833587aaa11 -C extra-filename=-49eb9833587aaa11 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-239ba2df8fc0b8bb.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-ebf76c201dfb6dd9.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-0ccf129b69e01aa6.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-79467375a3998bbe.rmeta --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" "1bebb776cfaf0a1d97e1a5e4ed778cd8fbc0b9e2fc13defb6a0a5592954c15ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bebb776cfaf0a1d97e1a5e4ed778cd8fbc0b9e2fc13defb6a0a5592954c15ad", kill_on_drop: false }`
[INFO] [stdout] 1bebb776cfaf0a1d97e1a5e4ed778cd8fbc0b9e2fc13defb6a0a5592954c15ad