[INFO] fetching crate practicegrep 0.1.0...
[INFO] testing practicegrep-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate practicegrep 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate practicegrep 0.1.0 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 practicegrep 0.1.0
[INFO] finished tweaking crates.io crate practicegrep 0.1.0
[INFO] tweaked toml for crates.io crate practicegrep 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate practicegrep 0.1.0 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] [stdout] e42dec7853661fdeef2c5bcebaf42d9a79566eb7e4ec81ac79a50e395a8a1cc7
[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" "e42dec7853661fdeef2c5bcebaf42d9a79566eb7e4ec81ac79a50e395a8a1cc7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling practicegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "e42dec7853661fdeef2c5bcebaf42d9a79566eb7e4ec81ac79a50e395a8a1cc7"`
[INFO] running `"docker" "rm" "-f" "e42dec7853661fdeef2c5bcebaf42d9a79566eb7e4ec81ac79a50e395a8a1cc7"`
[INFO] [stdout] e42dec7853661fdeef2c5bcebaf42d9a79566eb7e4ec81ac79a50e395a8a1cc7
[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" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7ae8792759b165996da22491295d8879f7e1bbd775123b2cf0a58b7bc5457af8
[INFO] running `"docker" "start" "-a" "7ae8792759b165996da22491295d8879f7e1bbd775123b2cf0a58b7bc5457af8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling practicegrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "7ae8792759b165996da22491295d8879f7e1bbd775123b2cf0a58b7bc5457af8"`
[INFO] running `"docker" "rm" "-f" "7ae8792759b165996da22491295d8879f7e1bbd775123b2cf0a58b7bc5457af8"`
[INFO] [stdout] 7ae8792759b165996da22491295d8879f7e1bbd775123b2cf0a58b7bc5457af8
[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" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 59a4a1cbc06c15d183ec21f4841bd89d63ba1ed5c94a0a65b9a4c2eefb13d17f
[INFO] running `"docker" "start" "-a" "59a4a1cbc06c15d183ec21f4841bd89d63ba1ed5c94a0a65b9a4c2eefb13d17f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/practicegrep-176afaa6af23aec4
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::constructor_does_not_return_error_when_enough_arguments ... ok
[INFO] [stdout] test tests::constructor_returns_error_when_not_enough_arguments ... ok
[INFO] [stdout] test tests::no_search_results ... ok
[INFO] [stdout] test tests::run_returns_ok_with_valid_file ... ok
[INFO] [stdout] test tests::run_returns_err_with_invalid_file ... ok
[INFO] [stdout] test tests::case_sensitive_does_not_return_insensitive ... ok
[INFO] [stdout] test tests::constructor_returns_valid_config_struct ... ok
[INFO] [stdout] test tests::one_case_sensitive_search_result ... ok
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/practicegrep-db6dbf8975a94bad
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests practicegrep
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "59a4a1cbc06c15d183ec21f4841bd89d63ba1ed5c94a0a65b9a4c2eefb13d17f"`
[INFO] running `"docker" "rm" "-f" "59a4a1cbc06c15d183ec21f4841bd89d63ba1ed5c94a0a65b9a4c2eefb13d17f"`
[INFO] [stdout] 59a4a1cbc06c15d183ec21f4841bd89d63ba1ed5c94a0a65b9a4c2eefb13d17f