[INFO] cloning repository https://github.com/Marwes/combine-slow-compile
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Marwes/combine-slow-compile" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Fcombine-slow-compile", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Fcombine-slow-compile'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21cf38a5429e32a703c2bc2ea02cbcbaf2985b01
[INFO] checking Marwes/combine-slow-compile against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarwes%2Fcombine-slow-compile" "/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/Marwes/combine-slow-compile on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Marwes/combine-slow-compile
[INFO] finished tweaking git repo https://github.com/Marwes/combine-slow-compile
[INFO] tweaked toml for git repo https://github.com/Marwes/combine-slow-compile written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Marwes/combine-slow-compile already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] 02c27b57438426b2e1d76e8adb86290b4f142930eb96553a0035155b7a42215d
[INFO] running `Command { std: "docker" "start" "-a" "02c27b57438426b2e1d76e8adb86290b4f142930eb96553a0035155b7a42215d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c27b57438426b2e1d76e8adb86290b4f142930eb96553a0035155b7a42215d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c27b57438426b2e1d76e8adb86290b4f142930eb96553a0035155b7a42215d", kill_on_drop: false }`
[INFO] [stdout] 02c27b57438426b2e1d76e8adb86290b4f142930eb96553a0035155b7a42215d
[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=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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--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] f1189c1e64801da584925d96395d8f5a293286f215ea982e6ac123a8a6da51e1
[INFO] running `Command { std: "docker" "start" "-a" "f1189c1e64801da584925d96395d8f5a293286f215ea982e6ac123a8a6da51e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking combine v4.0.1
[INFO] [stderr]     Checking combine-slow-compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `combine-slow-compile`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name combine_slow_compile --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test -C metadata=468a4dde491aa933 -C extra-filename=-468a4dde491aa933 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern combine=/opt/rustwide/target/debug/deps/libcombine-85f933dbb6a4b63f.rmeta --extern either=/opt/rustwide/target/debug/deps/libeither-7a1d0c79d6f98f7f.rmeta --cap-lints=forbid` (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" "f1189c1e64801da584925d96395d8f5a293286f215ea982e6ac123a8a6da51e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1189c1e64801da584925d96395d8f5a293286f215ea982e6ac123a8a6da51e1", kill_on_drop: false }`
[INFO] [stdout] f1189c1e64801da584925d96395d8f5a293286f215ea982e6ac123a8a6da51e1