[INFO] updating cached repository https://github.com/furuhama/open_data_structures_in_rust
[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] 6df263f0065c179a3bb204ff888d8da0610a5596
[INFO] testing furuhama/open_data_structures_in_rust against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffuruhama%2Fopen_data_structures_in_rust" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/furuhama/open_data_structures_in_rust 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/furuhama/open_data_structures_in_rust
[INFO] finished tweaking git repo https://github.com/furuhama/open_data_structures_in_rust
[INFO] tweaked toml for git repo https://github.com/furuhama/open_data_structures_in_rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/furuhama/open_data_structures_in_rust 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 98abb81fd2a6aa0e0c5b7ec661e2c95bc98a7c5e4f8f2ed60d22e2f1359a918e
[INFO] running `"docker" "start" "-a" "98abb81fd2a6aa0e0c5b7ec661e2c95bc98a7c5e4f8f2ed60d22e2f1359a918e"`
[INFO] [stderr]    Compiling open_data_structures_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `"docker" "inspect" "98abb81fd2a6aa0e0c5b7ec661e2c95bc98a7c5e4f8f2ed60d22e2f1359a918e"`
[INFO] running `"docker" "rm" "-f" "98abb81fd2a6aa0e0c5b7ec661e2c95bc98a7c5e4f8f2ed60d22e2f1359a918e"`
[INFO] [stdout] 98abb81fd2a6aa0e0c5b7ec661e2c95bc98a7c5e4f8f2ed60d22e2f1359a918e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] f3f43a3f51f210f5f6db105e8b9b74c01ec1c9acc87b873626e6faf5454b7060
[INFO] running `"docker" "start" "-a" "f3f43a3f51f210f5f6db105e8b9b74c01ec1c9acc87b873626e6faf5454b7060"`
[INFO] [stderr]    Compiling open_data_structures_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `"docker" "inspect" "f3f43a3f51f210f5f6db105e8b9b74c01ec1c9acc87b873626e6faf5454b7060"`
[INFO] running `"docker" "rm" "-f" "f3f43a3f51f210f5f6db105e8b9b74c01ec1c9acc87b873626e6faf5454b7060"`
[INFO] [stdout] f3f43a3f51f210f5f6db105e8b9b74c01ec1c9acc87b873626e6faf5454b7060
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7fbe55ee20900bd2467c28846bc776afa52dc9736f2f0bccd4b81edfbbc88164
[INFO] running `"docker" "start" "-a" "7fbe55ee20900bd2467c28846bc776afa52dc9736f2f0bccd4b81edfbbc88164"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/open_data_structures_in_rust-cf87403c527635ea
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test modules::list_container::test::push_to_first_pop_from_first ... ok
[INFO] [stdout] test modules::list_container::test::push_and_pop_randomly ... ok
[INFO] [stdout] test modules::list_container::test::push_to_first_pop_from_last ... ok
[INFO] [stdout] test modules::list_container::test::push_to_last_pop_from_first ... ok
[INFO] [stdout] test modules::list_container::test::push_to_last_pop_from_last ... ok
[INFO] [stdout] test modules::uniq_set::test::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/open_data_structures_in_rust-e658311864d25904
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test modules::list_container::test::push_to_last_pop_from_first ... ok
[INFO] [stdout] test modules::list_container::test::push_and_pop_randomly ... ok
[INFO] [stdout] test modules::list_container::test::push_to_first_pop_from_last ... ok
[INFO] [stdout] test modules::uniq_set::test::basic ... ok
[INFO] [stdout] test modules::list_container::test::push_to_first_pop_from_first ... ok
[INFO] [stdout] test modules::list_container::test::push_to_last_pop_from_last ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests open_data_structures_in_rust
[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" "7fbe55ee20900bd2467c28846bc776afa52dc9736f2f0bccd4b81edfbbc88164"`
[INFO] running `"docker" "rm" "-f" "7fbe55ee20900bd2467c28846bc776afa52dc9736f2f0bccd4b81edfbbc88164"`
[INFO] [stdout] 7fbe55ee20900bd2467c28846bc776afa52dc9736f2f0bccd4b81edfbbc88164