[INFO] cloning repository https://github.com/user37829/task587434
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/user37829/task587434" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser37829%2Ftask587434", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser37829%2Ftask587434'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20bc22339ecd03871dcd249c1560625abd837d05
[INFO] testing user37829/task587434 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuser37829%2Ftask587434" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/user37829/task587434 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/user37829/task587434
[INFO] finished tweaking git repo https://github.com/user37829/task587434
[INFO] tweaked toml for git repo https://github.com/user37829/task587434 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/user37829/task587434 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 actix-testing v0.1.0
[INFO] [stderr]   Downloaded actix-web v1.0.8
[INFO] [stderr]   Downloaded actix-rt v0.2.5
[INFO] [stderr]   Downloaded actix-web-codegen v0.1.3
[INFO] [stderr]   Downloaded actix-http v0.2.10
[INFO] [stderr]   Downloaded awc v0.2.7
[INFO] [stderr]   Downloaded signal-hook v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19f7a02ff3d5106dc8380ddfdfbb7469b7fd7c872739bd8bb32d2160e4408817
[INFO] running `Command { std: "docker" "start" "-a" "19f7a02ff3d5106dc8380ddfdfbb7469b7fd7c872739bd8bb32d2160e4408817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19f7a02ff3d5106dc8380ddfdfbb7469b7fd7c872739bd8bb32d2160e4408817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f7a02ff3d5106dc8380ddfdfbb7469b7fd7c872739bd8bb32d2160e4408817", kill_on_drop: false }`
[INFO] [stdout] 19f7a02ff3d5106dc8380ddfdfbb7469b7fd7c872739bd8bb32d2160e4408817
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e96b7373276cd0f1f0f580e208068b50099061eb88f21c065d8040208e9ba01
[INFO] running `Command { std: "docker" "start" "-a" "1e96b7373276cd0f1f0f580e208068b50099061eb88f21c065d8040208e9ba01", 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]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling smallvec v0.6.12
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling copyless v0.1.4
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling arc-swap v0.4.3
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling hashbrown v0.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[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 rand_jitter v0.1.4
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling memoffset v0.5.2
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[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 unicode-normalization v0.1.8
[INFO] [stderr]    Compiling getopts v0.2.21
[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-0.6.12/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="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=4055627397d2cec7 -C extra-filename=-4055627397d2cec7 --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" "1e96b7373276cd0f1f0f580e208068b50099061eb88f21c065d8040208e9ba01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e96b7373276cd0f1f0f580e208068b50099061eb88f21c065d8040208e9ba01", kill_on_drop: false }`
[INFO] [stdout] 1e96b7373276cd0f1f0f580e208068b50099061eb88f21c065d8040208e9ba01