[INFO] fetching crate holyhashmap 0.1.2... [INFO] testing holyhashmap-0.1.2 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate holyhashmap 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate holyhashmap 0.1.2 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate holyhashmap 0.1.2 [INFO] finished tweaking crates.io crate holyhashmap 0.1.2 [INFO] tweaked toml for crates.io crate holyhashmap 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 63b4ea8522855d43c40bb59f22596c868a97bccf23c0fe19e6517fa536f07754 [INFO] running `Command { std: "docker" "start" "-a" "63b4ea8522855d43c40bb59f22596c868a97bccf23c0fe19e6517fa536f07754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63b4ea8522855d43c40bb59f22596c868a97bccf23c0fe19e6517fa536f07754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63b4ea8522855d43c40bb59f22596c868a97bccf23c0fe19e6517fa536f07754", kill_on_drop: false }` [INFO] [stdout] 63b4ea8522855d43c40bb59f22596c868a97bccf23c0fe19e6517fa536f07754 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0b1f42d2c7aa3becb0a529f95cef5a9fc4b12149a3f9d1173291d17f0adf9328 [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" "0b1f42d2c7aa3becb0a529f95cef5a9fc4b12149a3f9d1173291d17f0adf9328", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling holyhashmap v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:676:21 [INFO] [stdout] | [INFO] [stdout] 676 | let mut candidate = &mut self.buckets[index]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "0b1f42d2c7aa3becb0a529f95cef5a9fc4b12149a3f9d1173291d17f0adf9328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b1f42d2c7aa3becb0a529f95cef5a9fc4b12149a3f9d1173291d17f0adf9328", kill_on_drop: false }` [INFO] [stdout] 0b1f42d2c7aa3becb0a529f95cef5a9fc4b12149a3f9d1173291d17f0adf9328 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 953b3a4d370da574749a26a41e42a7ccf02f34e7808f03c2de4dc9e2d3f254a6 [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" "953b3a4d370da574749a26a41e42a7ccf02f34e7808f03c2de4dc9e2d3f254a6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:676:21 [INFO] [stdout] | [INFO] [stdout] 676 | let mut candidate = &mut self.buckets[index]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling quickcheck v0.8.5 [INFO] [stderr] Compiling holyhashmap v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:676:21 [INFO] [stdout] | [INFO] [stdout] 676 | let mut candidate = &mut self.buckets[index]; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.77s [INFO] running `Command { std: "docker" "inspect" "953b3a4d370da574749a26a41e42a7ccf02f34e7808f03c2de4dc9e2d3f254a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "953b3a4d370da574749a26a41e42a7ccf02f34e7808f03c2de4dc9e2d3f254a6", kill_on_drop: false }` [INFO] [stdout] 953b3a4d370da574749a26a41e42a7ccf02f34e7808f03c2de4dc9e2d3f254a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ccf43dcbde350941b845545c44be1fcb2ba2593f3071aadac05bbc141b9ee1b7 [INFO] running `Command { std: "docker" "start" "-a" "ccf43dcbde350941b845545c44be1fcb2ba2593f3071aadac05bbc141b9ee1b7", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:676:21 [INFO] [stderr] | [INFO] [stderr] 676 | let mut candidate = &mut self.buckets[index]; [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:676:21 [INFO] [stderr] | [INFO] [stderr] 676 | let mut candidate = &mut self.buckets[index]; [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: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/holyhashmap-3ae8a66468c68af8 [INFO] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test test::test_clone ... ok [INFO] [stdout] test test::test_empty_iter ... ok [INFO] [stdout] test test::test_empty_remove ... ok [INFO] [stdout] test test::test_index ... ok [INFO] [stdout] test test::test_from_iter ... ok [INFO] [stdout] test test::test_create_capacity_zero ... ok [INFO] [stdout] test test::test_extend_ref ... ok [INFO] [stdout] test test::test_find ... ok [INFO] [stdout] test test::test_occupied_entry_key ... ok [INFO] [stdout] test test::test_remove_index ... ok [INFO] [stdout] test test::test_iter_len ... ok [INFO] [stdout] test test::test_iterate ... ok [INFO] [stdout] test test::test_entry ... ok [INFO] [stdout] test test::test_entry_index ... ok [INFO] [stdout] test test::test_indices ... ok [INFO] [stdout] test test::test_into_iter_drops ... ok [INFO] [stdout] test test::test_vacant_entry_key ... ok [INFO] [stdout] test test::test_zero_capacities ... ok [INFO] [stdout] test test::test_size_hint ... ok [INFO] [stdout] test test::test_capacity_not_less_than_len ... ok [INFO] [stdout] test test::test_empty_entry ... ok [INFO] [stdout] test test::test_insert ... ok [INFO] [stdout] test test::test_drops ... ok [INFO] [stdout] test test::test_index_nonexistent ... ok [INFO] [stdout] test test::test_lots_of_insertions ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/quickcheck-e2d26669b8536c8a [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test contains ... ok [INFO] [stdout] test contains_not ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests holyhashmap [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] running `Command { std: "docker" "inspect" "ccf43dcbde350941b845545c44be1fcb2ba2593f3071aadac05bbc141b9ee1b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccf43dcbde350941b845545c44be1fcb2ba2593f3071aadac05bbc141b9ee1b7", kill_on_drop: false }` [INFO] [stdout] ccf43dcbde350941b845545c44be1fcb2ba2593f3071aadac05bbc141b9ee1b7