[INFO] updating cached repository https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2
[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] e8e186eb23c5a60e0798c44b5088cf3e9e4cd51f
[INFO] testing aweinstock314/kingr4_weinsa_distributedsystems_project2 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fkingr4_weinsa_distributedsystems_project2" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2
[INFO] finished tweaking git repo https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2
[INFO] tweaked toml for git repo https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aweinstock314/kingr4_weinsa_distributedsystems_project2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9e7f48efa56bfe88cda9cd9b3b2528b260d8427ad01df80db4228a59114b4e65
[INFO] running `"docker" "start" "-a" "9e7f48efa56bfe88cda9cd9b3b2528b260d8427ad01df80db4228a59114b4e65"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling quote v0.3.5
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling dtoa v0.2.2
[INFO] [stderr]    Compiling serde v0.8.18
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling either v1.0.1
[INFO] [stderr]    Compiling argparse v0.2.1
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling futures v0.1.6 (https://github.com/alexcrichton/futures-rs#59e5c3ff)
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling net2 v0.2.26
[INFO] [stderr]    Compiling num_cpus v1.1.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling futures-cpupool v0.1.2 (https://github.com/alexcrichton/futures-rs#59e5c3ff)
[INFO] [stderr]    Compiling post-expansion v0.1.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.10.0
[INFO] [stderr]    Compiling serde_codegen v0.8.17
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_codegen-0.8.17/src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | extern crate syntax;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `serde_codegen`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "9e7f48efa56bfe88cda9cd9b3b2528b260d8427ad01df80db4228a59114b4e65"`
[INFO] running `"docker" "rm" "-f" "9e7f48efa56bfe88cda9cd9b3b2528b260d8427ad01df80db4228a59114b4e65"`
[INFO] [stdout] 9e7f48efa56bfe88cda9cd9b3b2528b260d8427ad01df80db4228a59114b4e65