[INFO] updating cached repository https://github.com/ThePerkinrex/KCTRL
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb1a15b62cf16cd0163a1bd18a32c6b82ee9f006
[INFO] testing ThePerkinrex/KCTRL against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePerkinrex%2FKCTRL" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThePerkinrex/KCTRL on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ThePerkinrex/KCTRL
[INFO] finished tweaking git repo https://github.com/ThePerkinrex/KCTRL
[INFO] tweaked toml for git repo https://github.com/ThePerkinrex/KCTRL written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ThePerkinrex/KCTRL already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 034cb1ac81f6f2bdc9b6e9a727badf312e2e059e739f7e0bab60362387ac0004
[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" "034cb1ac81f6f2bdc9b6e9a727badf312e2e059e739f7e0bab60362387ac0004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "034cb1ac81f6f2bdc9b6e9a727badf312e2e059e739f7e0bab60362387ac0004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034cb1ac81f6f2bdc9b6e9a727badf312e2e059e739f7e0bab60362387ac0004", kill_on_drop: false }`
[INFO] [stdout] 034cb1ac81f6f2bdc9b6e9a727badf312e2e059e739f7e0bab60362387ac0004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9bc93356e623ef356f7e0ee2febe3a10657786773508cb681b34b5180a78d1a9
[INFO] running `Command { std: "docker" "start" "-a" "9bc93356e623ef356f7e0ee2febe3a10657786773508cb681b34b5180a78d1a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling unic-ucd-version v0.7.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling addr2line v0.12.0
[INFO] [stderr]    Compiling unic-char-property v0.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.2.1
[INFO] [stderr]    Compiling unic-ucd-segment v0.7.0
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling unic-segment v0.7.0
[INFO] [stderr]    Compiling globset v0.4.5
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling chrono-tz v0.5.1
[INFO] [stderr]    Compiling ignore v0.4.15
[INFO] [stderr]    Compiling globwalk v0.8.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling protobuf-codegen v2.14.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling protoc-rust v2.14.0
[INFO] [stderr] error: could not compile `protobuf`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.14.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=8910615ee22f5584 -C extra-filename=-8910615ee22f5584 --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" "9bc93356e623ef356f7e0ee2febe3a10657786773508cb681b34b5180a78d1a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bc93356e623ef356f7e0ee2febe3a10657786773508cb681b34b5180a78d1a9", kill_on_drop: false }`
[INFO] [stdout] 9bc93356e623ef356f7e0ee2febe3a10657786773508cb681b34b5180a78d1a9