[INFO] updating cached repository https://github.com/jeffrey-xiao/hash-rings-rs [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] 78b459660ca2d83a2317db8c3bf7b066bec6f141 [INFO] checking jeffrey-xiao/hash-rings-rs against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeffrey-xiao%2Fhash-rings-rs" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeffrey-xiao/hash-rings-rs on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/jeffrey-xiao/hash-rings-rs [INFO] finished tweaking git repo https://github.com/jeffrey-xiao/hash-rings-rs [INFO] tweaked toml for git repo https://github.com/jeffrey-xiao/hash-rings-rs written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "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=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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 545f014b8465671a189ea006ddc3fe0b4ab7c6bf5451c3d3bc1f06d3afacd76c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "545f014b8465671a189ea006ddc3fe0b4ab7c6bf5451c3d3bc1f06d3afacd76c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking primal-estimate v0.2.1 [INFO] [stderr] Checking siphasher v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking primal-bit v0.2.4 [INFO] [stderr] Checking primal-sieve v0.2.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking primal-check v0.2.3 [INFO] [stderr] Checking primal v0.2.3 [INFO] [stderr] Checking hash-rings v1.1.0 (/opt/rustwide/workdir) [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/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: 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 dev [unoptimized + debuginfo] target(s) in 11.59s [INFO] running `"docker" "inspect" "545f014b8465671a189ea006ddc3fe0b4ab7c6bf5451c3d3bc1f06d3afacd76c"` [INFO] running `"docker" "rm" "-f" "545f014b8465671a189ea006ddc3fe0b4ab7c6bf5451c3d3bc1f06d3afacd76c"` [INFO] [stdout] 545f014b8465671a189ea006ddc3fe0b4ab7c6bf5451c3d3bc1f06d3afacd76c