[INFO] cloning repository https://github.com/zexa/json_gatherer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zexa/json_gatherer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzexa%2Fjson_gatherer"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzexa%2Fjson_gatherer'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a0eaffaa7e6896783c7f4eeb9c09e466a83f4d48
[INFO] testing zexa/json_gatherer against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzexa%2Fjson_gatherer" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zexa/json_gatherer 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/zexa/json_gatherer
[INFO] finished tweaking git repo https://github.com/zexa/json_gatherer
[INFO] tweaked toml for git repo https://github.com/zexa/json_gatherer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zexa/json_gatherer 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] da7797a6ffe663f335d2766a98eb891ae707c85f2e7f93f13664584f2593e033
[INFO] running `"docker" "start" "-a" "da7797a6ffe663f335d2766a98eb891ae707c85f2e7f93f13664584f2593e033"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.46
[INFO] [stderr]    Compiling get-files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: expected expression, found keyword `in`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     in
[INFO] [stderr]    |     ^^ expected expression
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `get-files`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "da7797a6ffe663f335d2766a98eb891ae707c85f2e7f93f13664584f2593e033"`
[INFO] running `"docker" "rm" "-f" "da7797a6ffe663f335d2766a98eb891ae707c85f2e7f93f13664584f2593e033"`
[INFO] [stdout] da7797a6ffe663f335d2766a98eb891ae707c85f2e7f93f13664584f2593e033