[INFO] cloning repository https://github.com/zenria/co2-meter-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zenria/co2-meter-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fco2-meter-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fco2-meter-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad0ab49b5a3e94ddd151ac6fc82dbbeee9fdbf13
[INFO] testing zenria/co2-meter-rs 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%2Fzenria%2Fco2-meter-rs" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zenria/co2-meter-rs 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/zenria/co2-meter-rs
[INFO] finished tweaking git repo https://github.com/zenria/co2-meter-rs
[INFO] tweaked toml for git repo https://github.com/zenria/co2-meter-rs written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/zenria/co2-meter-rs 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]     Updating git repository `https://github.com/zenria/serialport-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/zenria/nix.git`
[INFO] [stderr]     Updating git repository `https://github.com/rust-lang/libc`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded tokio-rustls v0.8.1
[INFO] [stderr]   Downloaded rustls v0.14.0
[INFO] [stderr]   Downloaded mh-z19 v0.3.1
[INFO] [stderr]   Downloaded mqtt311 v0.2.0
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded rumqtt v0.30.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] a0df0d90bd456411a33a26e0087d1e839a8673f871932fbd1ae894ad4b7593ab
[INFO] running `Command { std: "docker" "start" "-a" "a0df0d90bd456411a33a26e0087d1e839a8673f871932fbd1ae894ad4b7593ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0df0d90bd456411a33a26e0087d1e839a8673f871932fbd1ae894ad4b7593ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0df0d90bd456411a33a26e0087d1e839a8673f871932fbd1ae894ad4b7593ab", kill_on_drop: false }`
[INFO] [stdout] a0df0d90bd456411a33a26e0087d1e839a8673f871932fbd1ae894ad4b7593ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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] 4736e5ac29299f05220223efd04c092d43ee00390b9a02316e6e9b1d19a05929
[INFO] running `Command { std: "docker" "start" "-a" "4736e5ac29299f05220223efd04c092d43ee00390b9a02316e6e9b1d19a05929", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling gimli v0.21.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling libc v0.2.71 (https://github.com/rust-lang/libc#3118fb45)
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling nix v0.13.0 (https://github.com/zenria/nix.git#1135b648)
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling chunked_transfer v0.3.1
[INFO] [stderr]    Compiling ascii v0.8.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling mh-z19 v0.3.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[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-0.6.18/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="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=a8678468cb8b8804 -C extra-filename=-a8678468cb8b8804 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "4736e5ac29299f05220223efd04c092d43ee00390b9a02316e6e9b1d19a05929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4736e5ac29299f05220223efd04c092d43ee00390b9a02316e6e9b1d19a05929", kill_on_drop: false }`
[INFO] [stdout] 4736e5ac29299f05220223efd04c092d43ee00390b9a02316e6e9b1d19a05929
