[INFO] crate hash-rings 1.1.0 is already in cache
[INFO] testing hash-rings-1.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate hash-rings 1.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hash-rings 1.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hash-rings 1.1.0
[INFO] finished tweaking crates.io crate hash-rings 1.1.0
[INFO] tweaked toml for crates.io crate hash-rings 1.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate hash-rings 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba2ae033bc07ae211c12619ccbf50957f0f90bd47ab0891a48e75703785b7a7f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba2ae033bc07ae211c12619ccbf50957f0f90bd47ab0891a48e75703785b7a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba2ae033bc07ae211c12619ccbf50957f0f90bd47ab0891a48e75703785b7a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba2ae033bc07ae211c12619ccbf50957f0f90bd47ab0891a48e75703785b7a7f", kill_on_drop: false }`
[INFO] [stdout] ba2ae033bc07ae211c12619ccbf50957f0f90bd47ab0891a48e75703785b7a7f
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06ebdb0de4aadc90a48d38c4ce74a56b76ce60069420fa23525908726a629f1e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06ebdb0de4aadc90a48d38c4ce74a56b76ce60069420fa23525908726a629f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling primal-check v0.2.3
[INFO] [stderr]    Compiling primal v0.2.3
[INFO] [stderr]    Compiling hash-rings v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/maglev.rs:207:17
[INFO] [stdout]     |
[INFO] [stdout] 207 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/mpc.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.49s
[INFO] running `Command { std: "docker" "inspect" "06ebdb0de4aadc90a48d38c4ce74a56b76ce60069420fa23525908726a629f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ebdb0de4aadc90a48d38c4ce74a56b76ce60069420fa23525908726a629f1e", kill_on_drop: false }`
[INFO] [stdout] 06ebdb0de4aadc90a48d38c4ce74a56b76ce60069420fa23525908726a629f1e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27bb5c2e19999454cba158b9ce397fb65379cac4c0be48f879fe4c5a2f0f222b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "27bb5c2e19999454cba158b9ce397fb65379cac4c0be48f879fe4c5a2f0f222b", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash-rings v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/maglev.rs:207:17
[INFO] [stdout]     |
[INFO] [stdout] 207 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/mpc.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/maglev.rs:207:17
[INFO] [stdout]     |
[INFO] [stdout] 207 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/mpc.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |     type Item = (&'a T);
[INFO] [stdout]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/consistent.rs:734:13
[INFO] [stdout]     |
[INFO] [stdout] 734 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/rendezvous.rs:689:13
[INFO] [stdout]     |
[INFO] [stdout] 689 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/weighted_rendezvous.rs:675:13
[INFO] [stdout]     |
[INFO] [stdout] 675 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "27bb5c2e19999454cba158b9ce397fb65379cac4c0be48f879fe4c5a2f0f222b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27bb5c2e19999454cba158b9ce397fb65379cac4c0be48f879fe4c5a2f0f222b", kill_on_drop: false }`
[INFO] [stdout] 27bb5c2e19999454cba158b9ce397fb65379cac4c0be48f879fe4c5a2f0f222b
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec5d41abc0584dc6dd97873a3c75597685c3b2e546c30c18d1cd74ed8324c80d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ec5d41abc0584dc6dd97873a3c75597685c3b2e546c30c18d1cd74ed8324c80d", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/maglev.rs:207:17
[INFO] [stderr]     |
[INFO] [stderr] 207 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/maglev.rs:207:17
[INFO] [stderr]     |
[INFO] [stderr] 207 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/mpc.rs:269:17
[INFO] [stderr]     |
[INFO] [stderr] 269 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/mpc.rs:269:17
[INFO] [stderr]     |
[INFO] [stderr] 269 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/consistent.rs:734:13
[INFO] [stderr]     |
[INFO] [stderr] 734 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/rendezvous.rs:689:13
[INFO] [stderr]     |
[INFO] [stderr] 689 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/weighted_rendezvous.rs:675:13
[INFO] [stderr]     |
[INFO] [stderr] 675 |         let mut client: Client<'_, u32, u32, BuildDefaultHasher> = Client::default();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hash_rings-0c95160b9dc1ff62
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test carp::tests::test_size_empty ... ok
[INFO] [stdout] test carp::tests::test_correct_weights ... ok
[INFO] [stdout] test carp::tests::test_new_replace ... ok
[INFO] [stdout] test carp::tests::test_insert_node_replace ... ok
[INFO] [stdout] test carp::tests::test_insert_node ... ok
[INFO] [stdout] test carp::tests::test_iter ... ok
[INFO] [stdout] test carp::tests::test_get_node ... ok
[INFO] [stdout] test carp::tests::test_remove_node ... ok
[INFO] [stdout] test consistent::tests::test_get_node ... ok
[INFO] [stdout] test consistent::tests::test_insert_point ... ok
[INFO] [stdout] test consistent::tests::test_insert_node_share_node ... ok
[INFO] [stdout] test consistent::tests::test_size_empty ... ok
[INFO] [stdout] test jump::tests::test_get_node ... ok
[INFO] [stdout] test consistent::tests::test_iter ... ok
[INFO] [stdout] test consistent::tests::test_remove_point ... ok
[INFO] [stdout] test consistent::tests::test_remove_node ... ok
[INFO] [stdout] test jump::tests::test_nodes ... ok
[INFO] [stdout] test maglev::tests::test_iter ... ok
[INFO] [stdout] test maglev::tests::test_capacity ... ok
[INFO] [stdout] test maglev::tests::test_get_node ... ok
[INFO] [stdout] test mpc::tests::test_get_node ... ok
[INFO] [stdout] test mpc::tests::test_iter ... ok
[INFO] [stdout] test mpc::tests::test_is_empty ... ok
[INFO] [stdout] test maglev::tests::test_nodes ... ok
[INFO] [stdout] test mpc::tests::test_len ... ok
[INFO] [stdout] test rendezvous::tests::test_get_node ... ok
[INFO] [stdout] test rendezvous::tests::test_insert_point ... ok
[INFO] [stdout] test rendezvous::tests::test_iter ... ok
[INFO] [stdout] test rendezvous::tests::test_insert_node ... ok
[INFO] [stdout] test rendezvous::tests::test_remove_node ... ok
[INFO] [stdout] test rendezvous::tests::test_remove_point ... ok
[INFO] [stdout] test rendezvous::tests::test_ring_iter ... ok
[INFO] [stdout] test rendezvous::tests::test_ring_len ... ok
[INFO] [stdout] test rendezvous::tests::test_size_empty ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_get_node ... ok
[INFO] [stdout] test consistent::tests::test_insert_node_same_node ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_insert_node ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_insert_point ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_iter ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_node_empty_client ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_point_empty_client ... ok
[INFO] [stdout] test consistent::tests::test_panic_insert_point_empty_client ... ok
[INFO] [stdout] test consistent::tests::test_panic_get_node_empty_client ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_remove_node ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_remove_point ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_ring_iter ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_ring_len ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_size_empty ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_node_non_existent_node ... ok
[INFO] [stdout] test jump::tests::test_new_zero_nodes ... ok
[INFO] [stdout] test maglev::tests::test_new_empty ... ok
[INFO] [stdout] test mpc::tests::test_get_node_empty_ring ... ok
[INFO] [stdout] test mpc::tests::test_new_zero_hash_count ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_get_node_empty_client ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_node_empty_client ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_node_non_existent_node ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_point_empty_client ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_insert_point_empty_client ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_get_node_empty_client ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_insert_point_empty_client ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_node_empty_client ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_node_non_existent_node ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_point_empty_client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench-a739a53c62a59928
[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] [stderr]    Doc-tests hash-rings
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/maglev.rs:207:17
[INFO] [stderr]     |
[INFO] [stderr] 207 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> /opt/rustwide/workdir/src/mpc.rs:269:17
[INFO] [stderr]     |
[INFO] [stderr] 269 |     type Item = (&'a T);
[INFO] [stderr]     |                 ^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 97 tests
[INFO] [stdout] test src/carp.rs - carp::Node::new (line 25) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Client (line 299) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::get_node (line 527) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::insert_point (line 552) ... FAILED
[INFO] [stdout] test src/carp.rs - carp::Ring::with_hasher (line 119) ... ok
[INFO] [stdout] test src/carp.rs - carp::Ring::new (line 77) ... ok
[INFO] [stdout] test src/carp.rs - carp::Ring::is_empty (line 276) ... ok
[INFO] [stdout] test src/carp.rs - carp::Ring::len (line 261) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Client::insert_node (line 384) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::remove_node (line 447) ... FAILED
[INFO] [stdout] test src/carp.rs - carp::Ring (line 46) ... FAILED
[INFO] [stdout] test src/carp.rs - carp::Ring::get_node (line 223) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Client::remove_point (line 581) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring (line 19) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::with_hasher (line 342) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::len (line 606) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring::get_node (line 178) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::is_empty (line 625) ... FAILED
[INFO] [stdout] test src/carp.rs - carp::Ring::remove_node (line 198) ... ok
[INFO] [stdout] test src/carp.rs - carp::Ring::insert_node (line 164) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Client::new (line 323) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Client::get_points (line 490) ... ok
[INFO] [stdout] test src/carp.rs - carp::Ring::iter (line 293) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... FAILED
[INFO] [stdout] test src/jump.rs - jump::Ring<H>::get_node (line 85) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring::remove_node (line 135) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring::with_hasher (line 69) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Client::iter (line 646) ... ok
[INFO] [stdout] test src/jump.rs - jump::Ring<H>::nodes (line 117) ... ok
[INFO] [stdout] test src/jump.rs - jump::Ring<RandomState>::new (line 45) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Ring::new (line 51) ... ok
[INFO] [stdout] test src/jump.rs - jump::Ring (line 19) ... ok
[INFO] [stdout] test src/maglev.rs - maglev::Ring::iter (line 186) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring::iter (line 253) ... ok
[INFO] [stdout] test src/maglev.rs - maglev::Ring::nodes (line 139) ... FAILED
[INFO] [stdout] test src/maglev.rs - maglev::Ring::capacity (line 154) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 20) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 69) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Ring::insert_node (line 106) ... FAILED
[INFO] [stdout] test src/maglev.rs - maglev::Ring::new (line 43) ... FAILED
[INFO] [stdout] test src/consistent.rs - consistent::Ring::is_empty (line 232) ... FAILED
[INFO] [stdout] test src/maglev.rs - maglev::Ring (line 15) ... FAILED
[INFO] [stdout] test src/jump.rs - jump::Ring<H>::with_hasher (line 64) ... ok
[INFO] [stdout] test src/consistent.rs - consistent::Ring::len (line 213) ... ok
[INFO] [stdout] test src/maglev.rs - maglev::Ring::get_node (line 168) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::get_node (line 483) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::insert_point (line 509) ... FAILED
[INFO] [stdout] test src/mpc.rs - mpc::Ring::with_hasher (line 116) ... ok
[INFO] [stdout] test src/mpc.rs - mpc::Ring::is_empty (line 231) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::iter (line 612) ... FAILED
[INFO] [stdout] test src/mpc.rs - mpc::Ring (line 19) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::get_points (line 458) ... FAILED
[INFO] [stdout] test src/mpc.rs - mpc::Ring::remove_node (line 162) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::insert_node (line 354) ... FAILED
[INFO] [stdout] test src/mpc.rs - mpc::Ring::new (line 52) ... ok
[INFO] [stdout] test src/mpc.rs - mpc::Ring::get_node (line 186) ... ok
[INFO] [stdout] test src/maglev.rs - maglev::Ring::with_capacity_hint (line 64) ... ok
[INFO] [stdout] test src/mpc.rs - mpc::Ring::insert_node (line 143) ... ok
[INFO] [stdout] test src/mpc.rs - mpc::Ring::iter (line 249) ... ok
[INFO] [stdout] test src/mpc.rs - mpc::Ring::len (line 215) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::len (line 192) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::remove_node (line 124) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::remove_node (line 411) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::remove_point (line 546) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::new (line 48) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client (line 278) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::with_hasher (line 66) ... FAILED
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::new (line 304) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::with_hasher (line 323) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring (line 17) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::insert_node (line 94) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::is_empty (line 211) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::get_node (line 148) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::len (line 572) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Client::is_empty (line 591) ... ok
[INFO] [stdout] test src/rendezvous.rs - rendezvous::Ring::iter (line 232) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client (line 266) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::is_empty (line 576) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_node (line 466) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::iter (line 597) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_points (line 441) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::new (line 292) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::len (line 180) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::is_empty (line 199) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::new (line 47) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::len (line 557) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::with_hasher (line 311) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::remove_node (line 393) ... FAILED
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring (line 16) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::insert_node (line 342) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::insert_node (line 93) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::get_node (line 137) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::remove_point (line 531) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Client::insert_point (line 492) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::with_hasher (line 65) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::iter (line 220) ... ok
[INFO] [stdout] test src/weighted_rendezvous.rs - weighted_rendezvous::Ring::remove_node (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/consistent.rs - consistent::Client (line 299) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::get_node (line 527) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::insert_point (line 552) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::insert_node (line 384) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::remove_node (line 447) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/carp.rs - carp::Ring (line 46) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::remove_point (line 581) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring (line 19) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::with_hasher (line 342) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::len (line 606) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring::get_node (line 178) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Client::is_empty (line 625) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 39) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/jump.rs - jump::Ring<H>::get_node (line 85) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring::remove_node (line 135) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring::with_hasher (line 69) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/maglev.rs - maglev::Ring::iter (line 186) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/maglev.rs - maglev::Ring::nodes (line 139) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/maglev.rs - maglev::Ring::capacity (line 154) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring::insert_node (line 106) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/maglev.rs - maglev::Ring::new (line 43) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/consistent.rs - consistent::Ring::is_empty (line 232) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/maglev.rs - maglev::Ring (line 15) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::get_node (line 483) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::insert_point (line 509) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/mpc.rs - mpc::Ring::is_empty (line 231) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::iter (line 612) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/mpc.rs - mpc::Ring (line 19) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::get_points (line 458) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/mpc.rs - mpc::Ring::remove_node (line 162) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::insert_node (line 354) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Ring::len (line 192) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Ring::remove_node (line 124) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::remove_node (line 411) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client::remove_point (line 546) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Ring::new (line 48) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Client (line 278) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/rendezvous.rs - rendezvous::Ring::with_hasher (line 66) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client (line 266) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::is_empty (line 576) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_node (line 466) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::iter (line 597) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_points (line 441) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Ring::len (line 180) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Ring::is_empty (line 199) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Ring::new (line 47) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::len (line 557) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/weighted_rendezvous.rs - weighted_rendezvous::Client::remove_node (line 393) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/carp.rs - carp::Ring (line 46)
[INFO] [stdout]     src/consistent.rs - consistent::Client (line 299)
[INFO] [stdout]     src/consistent.rs - consistent::Client::get_node (line 527)
[INFO] [stdout]     src/consistent.rs - consistent::Client::insert_node (line 384)
[INFO] [stdout]     src/consistent.rs - consistent::Client::insert_point (line 552)
[INFO] [stdout]     src/consistent.rs - consistent::Client::is_empty (line 625)
[INFO] [stdout]     src/consistent.rs - consistent::Client::len (line 606)
[INFO] [stdout]     src/consistent.rs - consistent::Client::remove_node (line 447)
[INFO] [stdout]     src/consistent.rs - consistent::Client::remove_point (line 581)
[INFO] [stdout]     src/consistent.rs - consistent::Client::with_hasher (line 342)
[INFO] [stdout]     src/consistent.rs - consistent::Ring (line 19)
[INFO] [stdout]     src/consistent.rs - consistent::Ring::get_node (line 178)
[INFO] [stdout]     src/consistent.rs - consistent::Ring::insert_node (line 106)
[INFO] [stdout]     src/consistent.rs - consistent::Ring::is_empty (line 232)
[INFO] [stdout]     src/consistent.rs - consistent::Ring::remove_node (line 135)
[INFO] [stdout]     src/consistent.rs - consistent::Ring::with_hasher (line 69)
[INFO] [stdout]     src/jump.rs - jump::Ring<H>::get_node (line 85)
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout]     src/lib.rs - (line 39)
[INFO] [stdout]     src/maglev.rs - maglev::Ring (line 15)
[INFO] [stdout]     src/maglev.rs - maglev::Ring::capacity (line 154)
[INFO] [stdout]     src/maglev.rs - maglev::Ring::iter (line 186)
[INFO] [stdout]     src/maglev.rs - maglev::Ring::new (line 43)
[INFO] [stdout]     src/maglev.rs - maglev::Ring::nodes (line 139)
[INFO] [stdout]     src/mpc.rs - mpc::Ring (line 19)
[INFO] [stdout]     src/mpc.rs - mpc::Ring::is_empty (line 231)
[INFO] [stdout]     src/mpc.rs - mpc::Ring::remove_node (line 162)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client (line 278)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::get_node (line 483)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::get_points (line 458)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::insert_node (line 354)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::insert_point (line 509)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::iter (line 612)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::remove_node (line 411)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Client::remove_point (line 546)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Ring::len (line 192)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Ring::new (line 48)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Ring::remove_node (line 124)
[INFO] [stdout]     src/rendezvous.rs - rendezvous::Ring::with_hasher (line 66)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client (line 266)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_node (line 466)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::get_points (line 441)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::is_empty (line 576)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::iter (line 597)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::len (line 557)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Client::remove_node (line 393)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Ring::is_empty (line 199)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Ring::len (line 180)
[INFO] [stdout]     src/weighted_rendezvous.rs - weighted_rendezvous::Ring::new (line 47)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 48 passed; 49 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "ec5d41abc0584dc6dd97873a3c75597685c3b2e546c30c18d1cd74ed8324c80d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5d41abc0584dc6dd97873a3c75597685c3b2e546c30c18d1cd74ed8324c80d", kill_on_drop: false }`
[INFO] [stdout] ec5d41abc0584dc6dd97873a3c75597685c3b2e546c30c18d1cd74ed8324c80d