[INFO] crate matrixise 2.0.1 is already in cache
[INFO] testing matrixise-2.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate matrixise 2.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate matrixise 2.0.1 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 crates.io crate matrixise 2.0.1
[INFO] finished tweaking crates.io crate matrixise 2.0.1
[INFO] tweaked toml for crates.io crate matrixise 2.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate matrixise 2.0.1 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4ff7a88255b5a47e0c8f9463d63495c18a37afbd5d07656ba85d0fd973c04a13
[INFO] running `"docker" "start" "-a" "4ff7a88255b5a47e0c8f9463d63495c18a37afbd5d07656ba85d0fd973c04a13"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling matrixise v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.10s
[INFO] running `"docker" "inspect" "4ff7a88255b5a47e0c8f9463d63495c18a37afbd5d07656ba85d0fd973c04a13"`
[INFO] running `"docker" "rm" "-f" "4ff7a88255b5a47e0c8f9463d63495c18a37afbd5d07656ba85d0fd973c04a13"`
[INFO] [stdout] 4ff7a88255b5a47e0c8f9463d63495c18a37afbd5d07656ba85d0fd973c04a13
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] f7202805c0ed58679ee8281a4feb652af35f1f705905551e1ef0b9da72a80ae9
[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" "f7202805c0ed58679ee8281a4feb652af35f1f705905551e1ef0b9da72a80ae9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling matrixise v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0583]: file not found for module `tests`
[INFO] [stderr]    --> src/lib.rs:275:1
[INFO] [stderr]     |
[INFO] [stderr] 275 | mod tests;
[INFO] [stderr]     | ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: to create the module `tests`, create file "src/tests.rs"
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0583`.
[INFO] [stderr] error: could not compile `matrixise`.
[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" "f7202805c0ed58679ee8281a4feb652af35f1f705905551e1ef0b9da72a80ae9"`
[INFO] running `"docker" "rm" "-f" "f7202805c0ed58679ee8281a4feb652af35f1f705905551e1ef0b9da72a80ae9"`
[INFO] [stdout] f7202805c0ed58679ee8281a4feb652af35f1f705905551e1ef0b9da72a80ae9