[INFO] fetching crate testcat 2.0.1...
[INFO] testing testcat-2.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate testcat 2.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate testcat 2.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate testcat 2.0.1
[INFO] finished tweaking crates.io crate testcat 2.0.1
[INFO] tweaked toml for crates.io crate testcat 2.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f883b620a141fcf990c2eb50bd6812a886af46e046c41efb9944811db33d5337
[INFO] running `Command { std: "docker" "start" "-a" "f883b620a141fcf990c2eb50bd6812a886af46e046c41efb9944811db33d5337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f883b620a141fcf990c2eb50bd6812a886af46e046c41efb9944811db33d5337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f883b620a141fcf990c2eb50bd6812a886af46e046c41efb9944811db33d5337", kill_on_drop: false }`
[INFO] [stdout] f883b620a141fcf990c2eb50bd6812a886af46e046c41efb9944811db33d5337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 27eaa0d8828d464e6ed88fe07f2a21fd9bef1ee0dba5ccfae4d2a0eb8f31e95c
[INFO] running `Command { std: "docker" "start" "-a" "27eaa0d8828d464e6ed88fe07f2a21fd9bef1ee0dba5ccfae4d2a0eb8f31e95c", kill_on_drop: false }`
[INFO] [stderr]    Compiling testcat v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "27eaa0d8828d464e6ed88fe07f2a21fd9bef1ee0dba5ccfae4d2a0eb8f31e95c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27eaa0d8828d464e6ed88fe07f2a21fd9bef1ee0dba5ccfae4d2a0eb8f31e95c", kill_on_drop: false }`
[INFO] [stdout] 27eaa0d8828d464e6ed88fe07f2a21fd9bef1ee0dba5ccfae4d2a0eb8f31e95c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5e9823382737d3660ffd7571cf7e04f5e1158e73d2d1314490051d310c487f2
[INFO] running `Command { std: "docker" "start" "-a" "d5e9823382737d3660ffd7571cf7e04f5e1158e73d2d1314490051d310c487f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v1.2.1
[INFO] [stderr]    Compiling testcat v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.76s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/testcat-a66c9d4dde4dfa76)
[INFO] [stderr]   Executable tests/main.rs (/opt/rustwide/target/debug/deps/main-b3fb9da6e2f15e03)
[INFO] running `Command { std: "docker" "inspect" "d5e9823382737d3660ffd7571cf7e04f5e1158e73d2d1314490051d310c487f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e9823382737d3660ffd7571cf7e04f5e1158e73d2d1314490051d310c487f2", kill_on_drop: false }`
[INFO] [stdout] d5e9823382737d3660ffd7571cf7e04f5e1158e73d2d1314490051d310c487f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4aa5bc2f5e64c649e9981354ca78d347d644a043b9a3aef300821a691ca85768
[INFO] running `Command { std: "docker" "start" "-a" "4aa5bc2f5e64c649e9981354ca78d347d644a043b9a3aef300821a691ca85768", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/testcat-a66c9d4dde4dfa76)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_drop_non_alphanumeric_characters ... ok
[INFO] [stdout] test test_case::test_case_impl::it_should_allow_module_names ... ok
[INFO] [stdout] test test_case::test_case_impl::it_should_provide_test_description_and_function_for_it ... ok
[INFO] [stdout] test describe::output::build::it_should_output_test_function_with_wrapper ... ok
[INFO] [stdout] test describe::describe_impl::it_should_provide_describe_blocks ... ok
[INFO] [stdout] test describe::describe_impl::it_should_prefix_test_modules_with_an_underscore_when_identifier_starts_with_a_number ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_turn_spaces_into_underscores ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_an_ending_quote ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_a_starting_quote ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_return_same_identifier_if_all_valid ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_return_an_empty_string_if_given_string_is_empty ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_start_and_ending_quotes ... ok
[INFO] [stdout] test common::grammar::description_to_identifier::it_should_trim_starting_whitespace ... ok
[INFO] [stdout] test test_case::test_case_impl::it_should_provide_test_description_and_function_for_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-b3fb9da6e2f15e03)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test it_macro::test_5_is_less_than_9 ... ok
[INFO] [stdout] test it_macro::assertion_examples::it_should_assert_true ... ok
[INFO] [stdout] test it_macro::assertion_examples::it_should_assert_a_is_less_than_b ... ok
[INFO] [stderr]    Doc-tests testcat
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4aa5bc2f5e64c649e9981354ca78d347d644a043b9a3aef300821a691ca85768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aa5bc2f5e64c649e9981354ca78d347d644a043b9a3aef300821a691ca85768", kill_on_drop: false }`
[INFO] [stdout] 4aa5bc2f5e64c649e9981354ca78d347d644a043b9a3aef300821a691ca85768