[INFO] fetching crate gkosgrep 0.1.8...
[INFO] testing gkosgrep-0.1.8 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate gkosgrep 0.1.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gkosgrep 0.1.8 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 gkosgrep 0.1.8
[INFO] finished tweaking crates.io crate gkosgrep 0.1.8
[INFO] tweaked toml for crates.io crate gkosgrep 0.1.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate gkosgrep 0.1.8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 35e765522f58d58fceb3397ef727414681908aeaafbba3584d20d75bc5008f65
[INFO] running `"docker" "start" "-a" "35e765522f58d58fceb3397ef727414681908aeaafbba3584d20d75bc5008f65"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gkosgrep v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "35e765522f58d58fceb3397ef727414681908aeaafbba3584d20d75bc5008f65"`
[INFO] running `"docker" "rm" "-f" "35e765522f58d58fceb3397ef727414681908aeaafbba3584d20d75bc5008f65"`
[INFO] [stdout] 35e765522f58d58fceb3397ef727414681908aeaafbba3584d20d75bc5008f65
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 116802896c235232394f15c9d577630370fe05a5db9744bfd4a7cb22442f0600
[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" "116802896c235232394f15c9d577630370fe05a5db9744bfd4a7cb22442f0600"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling gkosgrep v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `env_logger`
[INFO] [stderr]    --> src/main.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |         env_logger::init();
[INFO] [stderr]     |         ^^^^^^^^^^ use of undeclared type or module `env_logger`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `gkosgrep`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "116802896c235232394f15c9d577630370fe05a5db9744bfd4a7cb22442f0600"`
[INFO] running `"docker" "rm" "-f" "116802896c235232394f15c9d577630370fe05a5db9744bfd4a7cb22442f0600"`
[INFO] [stdout] 116802896c235232394f15c9d577630370fe05a5db9744bfd4a7cb22442f0600