[INFO] fetching crate hash-rings 1.1.0...
[INFO] testing hash-rings-1.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate hash-rings 1.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hash-rings 1.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/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-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-sieve v0.2.9
[INFO] [stderr]   Downloaded primal-check v0.2.3
[INFO] [stderr]   Downloaded primal-bit v0.2.4
[INFO] [stderr]   Downloaded primal v0.2.3
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded primal-estimate v0.2.1
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bf25f7c6c3fc432dfb9a1f985f337b6d1017593098291ab6a41613799e7ac48
[INFO] running `Command { std: "docker" "start" "-a" "0bf25f7c6c3fc432dfb9a1f985f337b6d1017593098291ab6a41613799e7ac48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bf25f7c6c3fc432dfb9a1f985f337b6d1017593098291ab6a41613799e7ac48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf25f7c6c3fc432dfb9a1f985f337b6d1017593098291ab6a41613799e7ac48", kill_on_drop: false }`
[INFO] [stdout] 0bf25f7c6c3fc432dfb9a1f985f337b6d1017593098291ab6a41613799e7ac48
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52cdba142acbfc0b8c61fc851273eb2c89dadde500504da9f658899ec124ce6c
[INFO] running `Command { std: "docker" "start" "-a" "52cdba142acbfc0b8c61fc851273eb2c89dadde500504da9f658899ec124ce6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling hamming v0.1.3
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling primal-estimate v0.2.1
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling primal-bit v0.2.4
[INFO] [stderr]    Compiling primal-sieve v0.2.9
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand v0.4.6
[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 5.18s
[INFO] running `Command { std: "docker" "inspect" "52cdba142acbfc0b8c61fc851273eb2c89dadde500504da9f658899ec124ce6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52cdba142acbfc0b8c61fc851273eb2c89dadde500504da9f658899ec124ce6c", kill_on_drop: false }`
[INFO] [stdout] 52cdba142acbfc0b8c61fc851273eb2c89dadde500504da9f658899ec124ce6c
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40355fc41082fa4bf63a87577fd3b87ca653d88b0de1940b6fbfdfe96db1e8bc
[INFO] running `Command { std: "docker" "start" "-a" "40355fc41082fa4bf63a87577fd3b87ca653d88b0de1940b6fbfdfe96db1e8bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.39s
[INFO] running `Command { std: "docker" "inspect" "40355fc41082fa4bf63a87577fd3b87ca653d88b0de1940b6fbfdfe96db1e8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40355fc41082fa4bf63a87577fd3b87ca653d88b0de1940b6fbfdfe96db1e8bc", kill_on_drop: false }`
[INFO] [stdout] 40355fc41082fa4bf63a87577fd3b87ca653d88b0de1940b6fbfdfe96db1e8bc
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf1984d25dd1050e9e70ea5c5143f69b6144a3552b326648cf97fb4f07c2b056
[INFO] running `Command { std: "docker" "start" "-a" "bf1984d25dd1050e9e70ea5c5143f69b6144a3552b326648cf97fb4f07c2b056", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: 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: `hash-rings` (lib) generated 2 warnings
[INFO] [stderr] warning: `hash-rings` (lib test) generated 5 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hash_rings-189b288d2abffeeb)
[INFO] [stdout] 
[INFO] [stdout] running 63 tests
[INFO] [stdout] test carp::tests::test_correct_weights ... ok
[INFO] [stdout] test carp::tests::test_get_node ... ok
[INFO] [stdout] test carp::tests::test_insert_node ... ok
[INFO] [stdout] test carp::tests::test_insert_node_replace ... ok
[INFO] [stdout] test carp::tests::test_iter ... ok
[INFO] [stdout] test carp::tests::test_new_replace ... ok
[INFO] [stdout] test carp::tests::test_remove_node ... ok
[INFO] [stdout] test carp::tests::test_size_empty ... ok
[INFO] [stdout] test consistent::tests::test_get_node ... ok
[INFO] [stdout] test consistent::tests::test_insert_node_same_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_iter ... ok
[INFO] [stdout] test consistent::tests::test_remove_node ... ok
[INFO] [stdout] test jump::tests::test_get_node ... ok
[INFO] [stdout] test consistent::tests::test_remove_point ... ok
[INFO] [stdout] test consistent::tests::test_size_empty ... ok
[INFO] [stdout] test jump::tests::test_nodes ... ok
[INFO] [stdout] test maglev::tests::test_capacity ... ok
[INFO] [stdout] test mpc::tests::test_get_node ... ok
[INFO] [stdout] test maglev::tests::test_get_node ... ok
[INFO] [stdout] test maglev::tests::test_iter ... ok
[INFO] [stdout] test maglev::tests::test_nodes ... ok
[INFO] [stdout] test mpc::tests::test_is_empty ... ok
[INFO] [stdout] test mpc::tests::test_iter ... 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_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_remove_point ... ok
[INFO] [stdout] test rendezvous::tests::test_ring_len ... ok
[INFO] [stdout] test rendezvous::tests::test_ring_iter ... ok
[INFO] [stdout] test rendezvous::tests::test_size_empty ... ok
[INFO] [stdout] test rendezvous::tests::test_remove_node ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_get_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 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_size_empty ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_ring_len ... ok
[INFO] [stdout] test consistent::tests::test_panic_get_node_empty_client - should panic ... ok
[INFO] [stdout] test consistent::tests::test_panic_insert_point_empty_client - should panic ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_node_empty_client - should panic ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_point_empty_client - should panic ... ok
[INFO] [stdout] test consistent::tests::test_panic_remove_node_non_existent_node - should panic ... ok
[INFO] [stdout] test jump::tests::test_new_zero_nodes - should panic ... ok
[INFO] [stdout] test maglev::tests::test_new_empty - should panic ... ok
[INFO] [stdout] test mpc::tests::test_get_node_empty_ring - should panic ... ok
[INFO] [stdout] test mpc::tests::test_new_zero_hash_count - should panic ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_get_node_empty_client - should panic ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_insert_point_empty_client - should panic ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_node_empty_client - should panic ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_node_non_existent_node - should panic ... ok
[INFO] [stdout] test rendezvous::tests::test_panic_remove_point_empty_client - should panic ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_get_node_empty_client - should panic ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_insert_point_empty_client - should panic ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_node_non_existent_node - should panic ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_node_empty_client - should panic ... ok
[INFO] [stdout] test weighted_rendezvous::tests::test_panic_remove_point_empty_client - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 63 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bench-68f9205a12effdc6)
[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; finished in 0.00s
[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] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name hash_rings --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern hash_rings=/opt/rustwide/target/debug/deps/libhash_rings-ecb09d6313e2ec09.rlib --extern primal=/opt/rustwide/target/debug/deps/libprimal-096c69935e7b5b42.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-4da8c379187e5d82.rlib --extern siphasher=/opt/rustwide/target/debug/deps/libsiphasher-5a91da314733665f.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bf1984d25dd1050e9e70ea5c5143f69b6144a3552b326648cf97fb4f07c2b056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf1984d25dd1050e9e70ea5c5143f69b6144a3552b326648cf97fb4f07c2b056", kill_on_drop: false }`
[INFO] [stdout] bf1984d25dd1050e9e70ea5c5143f69b6144a3552b326648cf97fb4f07c2b056
