[INFO] cloning repository https://github.com/rossnomann/only-comments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rossnomann/only-comments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossnomann%2Fonly-comments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossnomann%2Fonly-comments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53534fbb86d9553c909ff7113eda3f3862997b01
[INFO] testing rossnomann/only-comments against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frossnomann%2Fonly-comments" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rossnomann/only-comments on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rossnomann/only-comments
[INFO] finished tweaking git repo https://github.com/rossnomann/only-comments
[INFO] tweaked toml for git repo https://github.com/rossnomann/only-comments written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/rossnomann/only-comments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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 shellwords v1.1.0
[INFO] [stderr]   Downloaded tgbot v0.12.1
[INFO] [stderr]   Downloaded carapax v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35fd4b43b18841a648f5832359e39fd266e2503ae2fb30923a3658b118901cf5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35fd4b43b18841a648f5832359e39fd266e2503ae2fb30923a3658b118901cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35fd4b43b18841a648f5832359e39fd266e2503ae2fb30923a3658b118901cf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fd4b43b18841a648f5832359e39fd266e2503ae2fb30923a3658b118901cf5", kill_on_drop: false }`
[INFO] [stdout] 35fd4b43b18841a648f5832359e39fd266e2503ae2fb30923a3658b118901cf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2e2a960fdeb0879d6b231a45fcfee20df2a441b6a7385a1fb5ed8c84d9cda3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8d2e2a960fdeb0879d6b231a45fcfee20df2a441b6a7385a1fb5ed8c84d9cda3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.1.1
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling carapax-codegen v0.2.0
[INFO] [stderr]    Compiling webpki v0.21.4
[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-1.4.3/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=50c85c5be37091d8 -C extra-filename=-50c85c5be37091d8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern aho_corasick=/opt/rustwide/target/debug/deps/libaho_corasick-8d02b7dede2cb981.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-21530b60453b0d1f.rmeta --extern regex_syntax=/opt/rustwide/target/debug/deps/libregex_syntax-ea33e0b70ada9cfe.rmeta --extern thread_local=/opt/rustwide/target/debug/deps/libthread_local-6934350948019bce.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" "8d2e2a960fdeb0879d6b231a45fcfee20df2a441b6a7385a1fb5ed8c84d9cda3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2e2a960fdeb0879d6b231a45fcfee20df2a441b6a7385a1fb5ed8c84d9cda3", kill_on_drop: false }`
[INFO] [stdout] 8d2e2a960fdeb0879d6b231a45fcfee20df2a441b6a7385a1fb5ed8c84d9cda3