[INFO] updating cached repository https://github.com/ageiersbach/viola
[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] 479e13668b6c8608869122976a45d8e89872e694
[INFO] testing ageiersbach/viola against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fageiersbach%2Fviola" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ageiersbach/viola on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ageiersbach/viola
[INFO] finished tweaking git repo https://github.com/ageiersbach/viola
[INFO] tweaked toml for git repo https://github.com/ageiersbach/viola written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ageiersbach/viola already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 71f3242f0731df43037883c7dce4ac5488ae8d8efa80b94dfac6725107275c10
[INFO] running `"docker" "start" "-a" "71f3242f0731df43037883c7dce4ac5488ae8d8efa80b94dfac6725107275c10"`
[INFO] [stderr]    Compiling viola v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "71f3242f0731df43037883c7dce4ac5488ae8d8efa80b94dfac6725107275c10"`
[INFO] running `"docker" "rm" "-f" "71f3242f0731df43037883c7dce4ac5488ae8d8efa80b94dfac6725107275c10"`
[INFO] [stdout] 71f3242f0731df43037883c7dce4ac5488ae8d8efa80b94dfac6725107275c10
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] e9c70d72a679918399a899200f0e37313f3038da6f9b56b831cd5b1bc812323a
[INFO] running `"docker" "start" "-a" "e9c70d72a679918399a899200f0e37313f3038da6f9b56b831cd5b1bc812323a"`
[INFO] [stderr]    Compiling viola v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "e9c70d72a679918399a899200f0e37313f3038da6f9b56b831cd5b1bc812323a"`
[INFO] running `"docker" "rm" "-f" "e9c70d72a679918399a899200f0e37313f3038da6f9b56b831cd5b1bc812323a"`
[INFO] [stdout] e9c70d72a679918399a899200f0e37313f3038da6f9b56b831cd5b1bc812323a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 6f00814732154080f99b9c9313b4087021ba3395739c6667ef889df4eb202152
[INFO] running `"docker" "start" "-a" "6f00814732154080f99b9c9313b4087021ba3395739c6667ef889df4eb202152"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/viola-2166af3cfb3b0910
[INFO] [stdout] test viola::utils::tests::it_gets_correct_type_for_alphanumeric_chars ... ok
[INFO] [stdout] test viola::instrument::tests::new_sets_contents ... ok
[INFO] [stdout] test viola::utils::tests::it_gets_correct_type_for_whitespace ... ok
[INFO] [stdout] test viola::utils::tests::it_gets_correct_type_for_break_punctuation ... ok
[INFO] [stdout] test viola::instrument::tests::words_gets_vector_of_strings_from_content ... ok
[INFO] [stdout] test viola::instrument::tests::length_gets_content_length ... ok
[INFO] [stdout] test viola::instrument::tests::words_ignores_punctuation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests viola
[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" "6f00814732154080f99b9c9313b4087021ba3395739c6667ef889df4eb202152"`
[INFO] running `"docker" "rm" "-f" "6f00814732154080f99b9c9313b4087021ba3395739c6667ef889df4eb202152"`
[INFO] [stdout] 6f00814732154080f99b9c9313b4087021ba3395739c6667ef889df4eb202152