[INFO] fetching crate hashcow 0.2.0...
[INFO] testing hashcow-0.2.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hashcow 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hashcow 0.2.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hashcow 0.2.0
[INFO] finished tweaking crates.io crate hashcow 0.2.0
[INFO] tweaked toml for crates.io crate hashcow 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.44.0" "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] 35aa29763b518c0efbff21d3cf477fe6bda15e3db9edc3d26af36c9b7c2646b8
[INFO] running `"docker" "start" "-a" "35aa29763b518c0efbff21d3cf477fe6bda15e3db9edc3d26af36c9b7c2646b8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling hashcow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "35aa29763b518c0efbff21d3cf477fe6bda15e3db9edc3d26af36c9b7c2646b8"`
[INFO] running `"docker" "rm" "-f" "35aa29763b518c0efbff21d3cf477fe6bda15e3db9edc3d26af36c9b7c2646b8"`
[INFO] [stdout] 35aa29763b518c0efbff21d3cf477fe6bda15e3db9edc3d26af36c9b7c2646b8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.44.0" "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] c331a4bca8daafb30e12a551b9bb3167789b3858b5ef74d1063880bada3efb88
[INFO] running `"docker" "start" "-a" "c331a4bca8daafb30e12a551b9bb3167789b3858b5ef74d1063880bada3efb88"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hashcow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "c331a4bca8daafb30e12a551b9bb3167789b3858b5ef74d1063880bada3efb88"`
[INFO] running `"docker" "rm" "-f" "c331a4bca8daafb30e12a551b9bb3167789b3858b5ef74d1063880bada3efb88"`
[INFO] [stdout] c331a4bca8daafb30e12a551b9bb3167789b3858b5ef74d1063880bada3efb88
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.44.0" "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] f8085cce21c47416b338eebc601031d75f9548ef551ec9f7c787b365b05bed75
[INFO] running `"docker" "start" "-a" "f8085cce21c47416b338eebc601031d75f9548ef551ec9f7c787b365b05bed75"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> src/lib.rs:449:9
[INFO] [stderr]     |
[INFO] [stderr] 449 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hashcow-60d0f03435170276
[INFO] [stderr]    Doc-tests hashcow
[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] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - CowHashMap::insert_borrowed_owned_key (line 230) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::insert_owned_borrowed_key (line 186) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::new (line 75) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::iter (line 403) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::insert_owned (line 164) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::capacity (line 108) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::insert_borrowed (line 208) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::borrow_fields (line 360) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::is_empty (line 141) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::remove (line 425) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::get_mut (line 269) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::get (line 246) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::with_capacity (line 90) ... ok
[INFO] [stdout] test src/lib.rs - CowHashMap::keys (line 297) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f8085cce21c47416b338eebc601031d75f9548ef551ec9f7c787b365b05bed75"`
[INFO] running `"docker" "rm" "-f" "f8085cce21c47416b338eebc601031d75f9548ef551ec9f7c787b365b05bed75"`
[INFO] [stdout] f8085cce21c47416b338eebc601031d75f9548ef551ec9f7c787b365b05bed75