[INFO] fetching crate consistent_hash_ring 0.8.0...
[INFO] testing consistent_hash_ring-0.8.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate consistent_hash_ring 0.8.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate consistent_hash_ring 0.8.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate consistent_hash_ring 0.8.0
[INFO] finished tweaking crates.io crate consistent_hash_ring 0.8.0
[INFO] tweaked toml for crates.io crate consistent_hash_ring 0.8.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6d57c157a8cdab02aba285a8adbde14fcd118006ba215499e4a9c509329e401
[INFO] running `Command { std: "docker" "start" "-a" "d6d57c157a8cdab02aba285a8adbde14fcd118006ba215499e4a9c509329e401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6d57c157a8cdab02aba285a8adbde14fcd118006ba215499e4a9c509329e401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d57c157a8cdab02aba285a8adbde14fcd118006ba215499e4a9c509329e401", kill_on_drop: false }`
[INFO] [stdout] d6d57c157a8cdab02aba285a8adbde14fcd118006ba215499e4a9c509329e401
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d2cfd45f594d711b546d4af30d7a9d8cce50c9742af4609af241242ec33b63
[INFO] running `Command { std: "docker" "start" "-a" "c6d2cfd45f594d711b546d4af30d7a9d8cce50c9742af4609af241242ec33b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling consistent_hash_ring v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "c6d2cfd45f594d711b546d4af30d7a9d8cce50c9742af4609af241242ec33b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d2cfd45f594d711b546d4af30d7a9d8cce50c9742af4609af241242ec33b63", kill_on_drop: false }`
[INFO] [stdout] c6d2cfd45f594d711b546d4af30d7a9d8cce50c9742af4609af241242ec33b63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 505e7bb6e001e7803532fb9bb2d7bf72e3d5fd85679c915f267aece34c4a2e6c
[INFO] running `Command { std: "docker" "start" "-a" "505e7bb6e001e7803532fb9bb2d7bf72e3d5fd85679c915f267aece34c4a2e6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling consistent_hash_ring v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "505e7bb6e001e7803532fb9bb2d7bf72e3d5fd85679c915f267aece34c4a2e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "505e7bb6e001e7803532fb9bb2d7bf72e3d5fd85679c915f267aece34c4a2e6c", kill_on_drop: false }`
[INFO] [stdout] 505e7bb6e001e7803532fb9bb2d7bf72e3d5fd85679c915f267aece34c4a2e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f86449eba95ec5df49fc8aaf891bd45a049f4f1e4dd66e3f13834959c6c0435d
[INFO] running `Command { std: "docker" "start" "-a" "f86449eba95ec5df49fc8aaf891bd45a049f4f1e4dd66e3f13834959c6c0435d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/consistent_hash_ring-dae92f275bd44f5b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test collections::tests::vec_map_find_gte ... ok
[INFO] [stdout] test collections::tests::vec_map_insert ... ok
[INFO] [stdout] test collections::tests::vec_map_lookup ... ok
[INFO] [stdout] test collections::tests::vec_map_remove ... ok
[INFO] [stdout] test collections::tests::vec_set_insert ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d97264975101536e)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test remove_borrowed_node ... ok
[INFO] [stdout] test is_consistent ... ok
[INFO] [stdout] test remove_insert_is_idempotent ... ok
[INFO] [stdout] test try_get_does_not_panic ... ok
[INFO] [stdout] test replicas_are_bounded ... ok
[INFO] [stdout] test inserting_nodes_does_not_redistribute_all_replicas ... ok
[INFO] [stdout] test removing_nodes_does_not_redistribute_all_replicas ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests consistent_hash_ring
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - Ring<T, S>::insert_weight (line 326) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::is_empty (line 243) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::vnodes (line 259) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::try_get (line 410) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::insert (line 303) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::weight (line 275) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::len (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::remove (line 374) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::get (line 431) ... ok
[INFO] [stdout] test src/lib.rs - migrated_ranges (line 598) ... ok
[INFO] [stdout] test src/lib.rs - Ring<T, S>::replicas (line 448) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f86449eba95ec5df49fc8aaf891bd45a049f4f1e4dd66e3f13834959c6c0435d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86449eba95ec5df49fc8aaf891bd45a049f4f1e4dd66e3f13834959c6c0435d", kill_on_drop: false }`
[INFO] [stdout] f86449eba95ec5df49fc8aaf891bd45a049f4f1e4dd66e3f13834959c6c0435d