[INFO] fetching crate disjoint-sets 0.4.2... [INFO] testing disjoint-sets-0.4.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate disjoint-sets 0.4.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate disjoint-sets 0.4.2 [INFO] finished tweaking crates.io crate disjoint-sets 0.4.2 [INFO] tweaked toml for crates.io crate disjoint-sets 0.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate disjoint-sets 0.4.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4698e07d50315f4f1b99fd5047a8670021194189e5a65ba514e7ba453f8ac890 [INFO] running `Command { std: "docker" "start" "-a" "4698e07d50315f4f1b99fd5047a8670021194189e5a65ba514e7ba453f8ac890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4698e07d50315f4f1b99fd5047a8670021194189e5a65ba514e7ba453f8ac890", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4698e07d50315f4f1b99fd5047a8670021194189e5a65ba514e7ba453f8ac890", kill_on_drop: false }` [INFO] [stdout] 4698e07d50315f4f1b99fd5047a8670021194189e5a65ba514e7ba453f8ac890 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3df88f0bdf5c369341983d309fd6f99a7b4a7e7cd1a8af4ac770d50a128ff40 [INFO] running `Command { std: "docker" "start" "-a" "f3df88f0bdf5c369341983d309fd6f99a7b4a7e7cd1a8af4ac770d50a128ff40", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling disjoint-sets v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/async.rs:173:28 [INFO] [stdout] | [INFO] [stdout] 173 | self.0[element].id.compare_and_swap(old_parent, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/tree.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | / mem::replace(&mut *guard_parent, Root { [INFO] [stdout] 466 | | data: new_data, [INFO] [stdout] 467 | | rank: rank, [INFO] [stdout] 468 | | }); [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] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 465 | let _ = mem::replace(&mut *guard_parent, Root { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "f3df88f0bdf5c369341983d309fd6f99a7b4a7e7cd1a8af4ac770d50a128ff40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3df88f0bdf5c369341983d309fd6f99a7b4a7e7cd1a8af4ac770d50a128ff40", kill_on_drop: false }` [INFO] [stdout] f3df88f0bdf5c369341983d309fd6f99a7b4a7e7cd1a8af4ac770d50a128ff40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] af2eb4b685cf2fa5bd9c3e99a519e8ff7f2d6a9f53e1dda443c20cb0ad2f939f [INFO] running `Command { std: "docker" "start" "-a" "af2eb4b685cf2fa5bd9c3e99a519e8ff7f2d6a9f53e1dda443c20cb0ad2f939f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/async.rs:173:28 [INFO] [stdout] | [INFO] [stdout] 173 | self.0[element].id.compare_and_swap(old_parent, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/tree.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | / mem::replace(&mut *guard_parent, Root { [INFO] [stdout] 466 | | data: new_data, [INFO] [stdout] 467 | | rank: rank, [INFO] [stdout] 468 | | }); [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] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 465 | let _ = mem::replace(&mut *guard_parent, Root { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling disjoint-sets v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/tree.rs:668:17 [INFO] [stdout] | [INFO] [stdout] 668 | try!(self.unify(v1, v2)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/async.rs:173:28 [INFO] [stdout] | [INFO] [stdout] 173 | self.0[element].id.compare_and_swap(old_parent, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/tree.rs:465:17 [INFO] [stdout] | [INFO] [stdout] 465 | / mem::replace(&mut *guard_parent, Root { [INFO] [stdout] 466 | | data: new_data, [INFO] [stdout] 467 | | rank: rank, [INFO] [stdout] 468 | | }); [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] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 465 | let _ = mem::replace(&mut *guard_parent, Root { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.77s [INFO] running `Command { std: "docker" "inspect" "af2eb4b685cf2fa5bd9c3e99a519e8ff7f2d6a9f53e1dda443c20cb0ad2f939f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af2eb4b685cf2fa5bd9c3e99a519e8ff7f2d6a9f53e1dda443c20cb0ad2f939f", kill_on_drop: false }` [INFO] [stdout] af2eb4b685cf2fa5bd9c3e99a519e8ff7f2d6a9f53e1dda443c20cb0ad2f939f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c54b41cd4b0bd5c6c2837058efd0b0220185e1908c0f47d66f60ca04eaa8b81b [INFO] running `Command { std: "docker" "start" "-a" "c54b41cd4b0bd5c6c2837058efd0b0220185e1908c0f47d66f60ca04eaa8b81b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/async.rs:173:28 [INFO] [stderr] | [INFO] [stderr] 173 | self.0[element].id.compare_and_swap(old_parent, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/tree.rs:465:17 [INFO] [stderr] | [INFO] [stderr] 465 | / mem::replace(&mut *guard_parent, Root { [INFO] [stderr] 466 | | data: new_data, [INFO] [stderr] 467 | | rank: rank, [INFO] [stderr] 468 | | }); [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] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 465 | let _ = mem::replace(&mut *guard_parent, Root { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `disjoint-sets` (lib) generated 2 warnings [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/tree.rs:668:17 [INFO] [stderr] | [INFO] [stderr] 668 | try!(self.unify(v1, v2)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/async.rs:173:28 [INFO] [stderr] | [INFO] [stderr] 173 | self.0[element].id.compare_and_swap(old_parent, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `disjoint-sets` (lib test) generated 3 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/disjoint_sets-8464060c70b784c5) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test array::tests::union ... ok [INFO] [stdout] test array::tests::unions ... ok [INFO] [stdout] test async::tests::changed ... ok [INFO] [stdout] test array::tests::len ... ok [INFO] [stdout] test async::tests::len ... ok [INFO] [stdout] test async::tests::to_vec ... ok [INFO] [stdout] test async::tests::union ... ok [INFO] [stdout] test async::tests::unions ... ok [INFO] [stdout] test tree::tests::unify_deeper ... ok [INFO] [stdout] test tree::tests::unify_symbols ... ok [INFO] [stdout] test tree::tests::unify_flat ... ok [INFO] [stdout] test tree::tests::union ... ok [INFO] [stdout] test tree::tests::unions ... ok [INFO] [stdout] test tree::tests::unify_vars ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests disjoint_sets [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 27) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/tree.rs - tree::UnionFindNode (line 25) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c54b41cd4b0bd5c6c2837058efd0b0220185e1908c0f47d66f60ca04eaa8b81b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c54b41cd4b0bd5c6c2837058efd0b0220185e1908c0f47d66f60ca04eaa8b81b", kill_on_drop: false }` [INFO] [stdout] c54b41cd4b0bd5c6c2837058efd0b0220185e1908c0f47d66f60ca04eaa8b81b