[INFO] cloning repository https://github.com/edwar4rd/ctrl-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edwar4rd/ctrl-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwar4rd%2Fctrl-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwar4rd%2Fctrl-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bd745181288d1c3f19c6818bd4fbcf6dae2eb76
[INFO] building edwar4rd/ctrl-bot against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwar4rd%2Fctrl-bot" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/edwar4rd/ctrl-bot
[INFO] finished tweaking git repo https://github.com/edwar4rd/ctrl-bot
[INFO] tweaked toml for git repo https://github.com/edwar4rd/ctrl-bot written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/edwar4rd/ctrl-bot on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/edwar4rd/ctrl-bot 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f9029e32e557872022bbf36e5a034d1921e942c849007340053135ae74ee75
[INFO] running `Command { std: "docker" "start" "-a" "21f9029e32e557872022bbf36e5a034d1921e942c849007340053135ae74ee75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f9029e32e557872022bbf36e5a034d1921e942c849007340053135ae74ee75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f9029e32e557872022bbf36e5a034d1921e942c849007340053135ae74ee75", kill_on_drop: false }`
[INFO] [stdout] 21f9029e32e557872022bbf36e5a034d1921e942c849007340053135ae74ee75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 290b3ff1d4ccff0736a910abb8545a94df34abff62a8d4f047f443208dad9576
[INFO] running `Command { std: "docker" "start" "-a" "290b3ff1d4ccff0736a910abb8545a94df34abff62a8d4f047f443208dad9576", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling cc v1.2.9
[INFO] [stderr]    Compiling writeable v0.5.5
[INFO] [stderr]    Compiling litemap v0.7.4
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling icu_properties_data v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling utf16_iter v1.0.5
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling write16 v1.0.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling http v1.2.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling serde_json v1.0.135
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling data-encoding v2.7.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.9/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 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=bec1f48d87a309f9 -C extra-filename=-756abd03c1cf8e55 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "290b3ff1d4ccff0736a910abb8545a94df34abff62a8d4f047f443208dad9576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290b3ff1d4ccff0736a910abb8545a94df34abff62a8d4f047f443208dad9576", kill_on_drop: false }`
[INFO] [stdout] 290b3ff1d4ccff0736a910abb8545a94df34abff62a8d4f047f443208dad9576