[INFO] updating cached repository https://github.com/TieSoul/GBEm
[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] 902b75d4157e1158f0d60d49098f9239b01816a5
[INFO] testing TieSoul/GBEm against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTieSoul%2FGBEm" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TieSoul/GBEm 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/TieSoul/GBEm
[INFO] finished tweaking git repo https://github.com/TieSoul/GBEm
[INFO] tweaked toml for git repo https://github.com/TieSoul/GBEm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/TieSoul/GBEm 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fb1e121a42d36cb1f34fb813085b317a6d9bcc700d7b353d60d85e21bc7870eb
[INFO] running `"docker" "start" "-a" "fb1e121a42d36cb1f34fb813085b317a6d9bcc700d7b353d60d85e21bc7870eb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling libc v0.2.17
[INFO] [stderr]    Compiling sdl2-sys v0.25.0
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling bitflags v0.6.0
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling sdl2 v0.25.0
[INFO] [stderr]    Compiling gb_em v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `cpu`
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | mod cpu;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `cpu`, create file "src/cpu.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0583]: file not found for module `mmu`
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod mmu;
[INFO] [stderr]   | ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: to create the module `mmu`, create file "src/mmu.rs"
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `cpu::CPU`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use cpu::CPU;
[INFO] [stderr]   |     ^^^^^^^^ no `CPU` in `cpu`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0583.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `gb_em`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fb1e121a42d36cb1f34fb813085b317a6d9bcc700d7b353d60d85e21bc7870eb"`
[INFO] running `"docker" "rm" "-f" "fb1e121a42d36cb1f34fb813085b317a6d9bcc700d7b353d60d85e21bc7870eb"`
[INFO] [stdout] fb1e121a42d36cb1f34fb813085b317a6d9bcc700d7b353d60d85e21bc7870eb