[INFO] fetching crate rehashinghashmap 0.1.2... [INFO] testing rehashinghashmap-0.1.2 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479 [INFO] extracting crate rehashinghashmap 0.1.2 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate rehashinghashmap 0.1.2 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rehashinghashmap 0.1.2 [INFO] finished tweaking crates.io crate rehashinghashmap 0.1.2 [INFO] tweaked toml for crates.io crate rehashinghashmap 0.1.2 written to /workspace/builds/worker-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7a126848fb18ec658131bcb3a7c649796403f7f8d54cc506b98c0a87045a5add [INFO] running `Command { std: "docker" "start" "-a" "7a126848fb18ec658131bcb3a7c649796403f7f8d54cc506b98c0a87045a5add", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a126848fb18ec658131bcb3a7c649796403f7f8d54cc506b98c0a87045a5add", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a126848fb18ec658131bcb3a7c649796403f7f8d54cc506b98c0a87045a5add", kill_on_drop: false }` [INFO] [stdout] 7a126848fb18ec658131bcb3a7c649796403f7f8d54cc506b98c0a87045a5add [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0e7b399a5b578eaa3aa8a4c7d8d0789eb8ac7395c1d7075dc0ac861661360ee [INFO] running `Command { std: "docker" "start" "-a" "a0e7b399a5b578eaa3aa8a4c7d8d0789eb8ac7395c1d7075dc0ac861661360ee", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rehashinghashmap v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:64:18 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:64:28 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:289:18 [INFO] [stdout] | [INFO] [stdout] 289 | fn into_iter(mut self) -> IterMut<'a, K, V> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | mem::replace(&mut self.hashmap2, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | mem::replace(&mut self.hashmap1, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "a0e7b399a5b578eaa3aa8a4c7d8d0789eb8ac7395c1d7075dc0ac861661360ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e7b399a5b578eaa3aa8a4c7d8d0789eb8ac7395c1d7075dc0ac861661360ee", kill_on_drop: false }` [INFO] [stdout] a0e7b399a5b578eaa3aa8a4c7d8d0789eb8ac7395c1d7075dc0ac861661360ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b908b4e2065a91f11b2974b8f0d4b0f57e57fa44015cf0c0342fbfe758ba65f9 [INFO] running `Command { std: "docker" "start" "-a" "b908b4e2065a91f11b2974b8f0d4b0f57e57fa44015cf0c0342fbfe758ba65f9", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:64:18 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:64:28 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:289:18 [INFO] [stdout] | [INFO] [stdout] 289 | fn into_iter(mut self) -> IterMut<'a, K, V> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | mem::replace(&mut self.hashmap2, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | mem::replace(&mut self.hashmap1, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rehashinghashmap v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:64:18 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:64:28 [INFO] [stdout] | [INFO] [stdout] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:289:18 [INFO] [stdout] | [INFO] [stdout] 289 | fn into_iter(mut self) -> IterMut<'a, K, V> { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | mem::replace(&mut self.hashmap2, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/lib.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | mem::replace(&mut self.hashmap1, HashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "b908b4e2065a91f11b2974b8f0d4b0f57e57fa44015cf0c0342fbfe758ba65f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b908b4e2065a91f11b2974b8f0d4b0f57e57fa44015cf0c0342fbfe758ba65f9", kill_on_drop: false }` [INFO] [stdout] b908b4e2065a91f11b2974b8f0d4b0f57e57fa44015cf0c0342fbfe758ba65f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 96a3ba129f955d219143100fa143e630bf1050ac8f296e5268f5f27327de4e2d [INFO] running `Command { std: "docker" "start" "-a" "96a3ba129f955d219143100fa143e630bf1050ac8f296e5268f5f27327de4e2d", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:64:18 [INFO] [stderr] | [INFO] [stderr] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:64:28 [INFO] [stderr] | [INFO] [stderr] 64 | let (mut main, mut sec) = if self.is1main { [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/lib.rs:289:18 [INFO] [stderr] | [INFO] [stderr] 289 | fn into_iter(mut self) -> IterMut<'a, K, V> { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | mem::replace(&mut self.hashmap2, HashMap::new()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/lib.rs:117:13 [INFO] [stderr] | [INFO] [stderr] 117 | mem::replace(&mut self.hashmap1, HashMap::new()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: `rehashinghashmap` (lib) generated 5 warnings [INFO] [stderr] warning: `rehashinghashmap` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rehashinghashmap-da5bb6bf964ca8a4) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test capacity ... ok [INFO] [stdout] test extend ... ok [INFO] [stdout] test from_iter ... ok [INFO] [stdout] test get_mut1 ... ok [INFO] [stdout] test clear ... ok [INFO] [stdout] test entry ... ok [INFO] [stdout] test remove2 ... ok [INFO] [stdout] test contains_key ... ok [INFO] [stdout] test values ... ok [INFO] [stdout] test remove0 ... ok [INFO] [stdout] test remove1 ... ok [INFO] [stdout] test keys ... ok [INFO] [stdout] test iterator ... ok [INFO] [stdout] test iter_mut ... ok [INFO] [stdout] test insert ... ok [INFO] [stdout] test get_mut0 ... ok [INFO] [stdout] test is_empty ... ok [INFO] [stdout] test get_mut2 ... ok [INFO] [stdout] test into_iter ... ok [INFO] [stdout] test index ... ok [INFO] [stderr] Doc-tests rehashinghashmap [INFO] [stdout] test insert_many_rehash_get ... ok [INFO] [stdout] test eq ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "96a3ba129f955d219143100fa143e630bf1050ac8f296e5268f5f27327de4e2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96a3ba129f955d219143100fa143e630bf1050ac8f296e5268f5f27327de4e2d", kill_on_drop: false }` [INFO] [stdout] 96a3ba129f955d219143100fa143e630bf1050ac8f296e5268f5f27327de4e2d