[INFO] updating cached repository https://github.com/IcyDefiance/jitos
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 582448ff5e0f23e5000721487f2e251c7e9a67b5
[INFO] checking IcyDefiance/jitos against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIcyDefiance%2Fjitos" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IcyDefiance/jitos on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/IcyDefiance/jitos
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/IcyDefiance/jitos
[INFO] tweaked toml for git repo https://github.com/IcyDefiance/jitos written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/IcyDefiance/jitos already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c4bf0c03d98e82e014be9649bee823e24fd890fd8eaccef8233295809b7c0cd8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "c4bf0c03d98e82e014be9649bee823e24fd890fd8eaccef8233295809b7c0cd8"`
[INFO] [stderr]    Compiling bootloader v0.8.3
[INFO] [stderr]     Checking cpuio v0.2.0
[INFO] [stderr]     Checking pc-keyboard v0.3.1
[INFO] [stderr]     Checking linked_list_allocator v0.6.4
[INFO] [stderr]     Checking x86_64 v0.7.7
[INFO] [stderr]     Checking pic8259_simple v0.1.1
[INFO] [stderr]     Checking uart_16550 v0.2.1
[INFO] [stderr]     Checking jitos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `jitos`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c4bf0c03d98e82e014be9649bee823e24fd890fd8eaccef8233295809b7c0cd8"`
[INFO] running `"docker" "rm" "-f" "c4bf0c03d98e82e014be9649bee823e24fd890fd8eaccef8233295809b7c0cd8"`
[INFO] [stdout] c4bf0c03d98e82e014be9649bee823e24fd890fd8eaccef8233295809b7c0cd8