[INFO] cloning repository https://github.com/tailhook/lithos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tailhook/lithos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Flithos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Flithos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eaf420161293864dbecd435266b73635f1ce9bb0
[INFO] testing tailhook/lithos against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftailhook%2Flithos" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tailhook/lithos on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tailhook/lithos
[INFO] finished tweaking git repo https://github.com/tailhook/lithos
[INFO] tweaked toml for git repo https://github.com/tailhook/lithos written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tailhook/lithos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal v0.6.0
[INFO] [stderr]   Downloaded libcantal v0.3.2
[INFO] [stderr]   Downloaded atomic v0.3.4
[INFO] [stderr]   Downloaded blake2 v0.7.1
[INFO] [stderr]   Downloaded ipnetwork v0.13.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.12
[INFO] [stderr]   Downloaded quire v0.4.1
[INFO] [stderr]   Downloaded unshare v0.5.0
[INFO] [stderr]   Downloaded scan_dir v0.3.3
[INFO] [stderr]   Downloaded libmount v0.1.11
[INFO] [stderr]   Downloaded ssh-keys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf5c79bf6b94cf17f5dcb3f63930df3fc2550208be57fc5735947a7ec6fd6ac0
[INFO] running `Command { std: "docker" "start" "-a" "cf5c79bf6b94cf17f5dcb3f63930df3fc2550208be57fc5735947a7ec6fd6ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5c79bf6b94cf17f5dcb3f63930df3fc2550208be57fc5735947a7ec6fd6ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5c79bf6b94cf17f5dcb3f63930df3fc2550208be57fc5735947a7ec6fd6ac0", kill_on_drop: false }`
[INFO] [stdout] cf5c79bf6b94cf17f5dcb3f63930df3fc2550208be57fc5735947a7ec6fd6ac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bf23df3e8f4170ad5525dce9b3c7235d6423bd813f390b7ddd802dd83e6a33d
[INFO] running `Command { std: "docker" "start" "-a" "2bf23df3e8f4170ad5525dce9b3c7235d6423bd813f390b7ddd802dd83e6a33d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.12
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling arrayref v0.3.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling byteorder v1.2.4
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling dtoa v0.4.3
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling humannum v0.1.0
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling unix_socket v0.5.0
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.7.5
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling atomic v0.3.4
[INFO] [stderr]    Compiling termcolor v1.0.1
[INFO] [stderr]    Compiling blake2 v0.7.1
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling syslog v3.3.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling ssh-keys v0.1.3
[INFO] [stderr]    Compiling unshare v0.5.0
[INFO] [stderr]    Compiling libmount v0.1.11
[INFO] [stderr]    Compiling signal v0.6.0
[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-0.6.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=4901350bb01421e7 -C extra-filename=-4901350bb01421e7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-409a4dac3dbdbcb9.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2bf23df3e8f4170ad5525dce9b3c7235d6423bd813f390b7ddd802dd83e6a33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf23df3e8f4170ad5525dce9b3c7235d6423bd813f390b7ddd802dd83e6a33d", kill_on_drop: false }`
[INFO] [stdout] 2bf23df3e8f4170ad5525dce9b3c7235d6423bd813f390b7ddd802dd83e6a33d