[INFO] fetching crate dahl-partition 0.5.3...
[INFO] testing dahl-partition-0.5.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate dahl-partition 0.5.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate dahl-partition 0.5.3
[INFO] finished tweaking crates.io crate dahl-partition 0.5.3
[INFO] tweaked toml for crates.io crate dahl-partition 0.5.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dahl-partition 0.5.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efcab0327deb9d1bf09b8da0f8baba19f330c711ace3a5a05e6f1a71171a13ed
[INFO] running `Command { std: "docker" "start" "-a" "efcab0327deb9d1bf09b8da0f8baba19f330c711ace3a5a05e6f1a71171a13ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efcab0327deb9d1bf09b8da0f8baba19f330c711ace3a5a05e6f1a71171a13ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efcab0327deb9d1bf09b8da0f8baba19f330c711ace3a5a05e6f1a71171a13ed", kill_on_drop: false }`
[INFO] [stdout] efcab0327deb9d1bf09b8da0f8baba19f330c711ace3a5a05e6f1a71171a13ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f77ee34eeff1ea4c072f0244ecc840b801ccaf4f8a300d182bc317f6c9bf4a5
[INFO] running `Command { std: "docker" "start" "-a" "3f77ee34eeff1ea4c072f0244ecc840b801ccaf4f8a300d182bc317f6c9bf4a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dahl-partition v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1151:17
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower<'_> {
[INFO] [stdout]      |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1512:17
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower<'_> {
[INFO] [stdout]      |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.87s
[INFO] running `Command { std: "docker" "inspect" "3f77ee34eeff1ea4c072f0244ecc840b801ccaf4f8a300d182bc317f6c9bf4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f77ee34eeff1ea4c072f0244ecc840b801ccaf4f8a300d182bc317f6c9bf4a5", kill_on_drop: false }`
[INFO] [stdout] 3f77ee34eeff1ea4c072f0244ecc840b801ccaf4f8a300d182bc317f6c9bf4a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9db5c7e7877be094843578b686bc2faa8cdbcab7c874260a83f815edbabb87d6
[INFO] running `Command { std: "docker" "start" "-a" "9db5c7e7877be094843578b686bc2faa8cdbcab7c874260a83f815edbabb87d6", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1151:17
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower<'_> {
[INFO] [stdout]      |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1512:17
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower<'_> {
[INFO] [stdout]      |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dahl-partition v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1151:17
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower<'_> {
[INFO] [stdout]      |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1512:17
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower {
[INFO] [stdout]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 the lifetime is elided here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower<'_> {
[INFO] [stdout]      |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "9db5c7e7877be094843578b686bc2faa8cdbcab7c874260a83f815edbabb87d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db5c7e7877be094843578b686bc2faa8cdbcab7c874260a83f815edbabb87d6", kill_on_drop: false }`
[INFO] [stdout] 9db5c7e7877be094843578b686bc2faa8cdbcab7c874260a83f815edbabb87d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a087c29b1af30738f5396fa895f271b8a8ea7bb5fe25fec5cdaaeb2a28b0c63
[INFO] running `Command { std: "docker" "start" "-a" "3a087c29b1af30738f5396fa895f271b8a8ea7bb5fe25fec5cdaaeb2a28b0c63", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout] 
[INFO] [stderr]     --> src/lib.rs:1151:17
[INFO] [stdout] running 11 tests
[INFO] [stderr]      |
[INFO] [stderr] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower {
[INFO] [stderr]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]      = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1151 |     pub fn view(&mut self) -> PartitionsHolderBorrower<'_> {
[INFO] [stderr]      |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]     --> src/lib.rs:1512:17
[INFO] [stderr]      |
[INFO] [stderr] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower {
[INFO] [stderr]      |                 ^^^^^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]      |                 |
[INFO] [stderr]      |                 the lifetime is elided here
[INFO] [stderr]      |
[INFO] [stderr]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]      |
[INFO] [stderr] 1512 |     pub fn view(&mut self) -> SquareMatrixBorrower<'_> {
[INFO] [stderr]      |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `dahl-partition` (lib) generated 2 warnings (run `cargo fix --lib -p dahl-partition` to apply 2 suggestions)
[INFO] [stderr] warning: `dahl-partition` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dahl_partition-2deb9e706c9f48fc)
[INFO] [stdout] test tests_iterator::test_sharded ... ok
[INFO] [stdout] test tests_partition::test_canonicalize ... ok
[INFO] [stdout] test tests_partition::test_complete ... ok
[INFO] [stdout] test tests_partition::test_equality ... ok
[INFO] [stdout] test tests_subset::test_merge ... ok
[INFO] [stdout] test tests_subset::test_equality ... ok
[INFO] [stdout] test tests_partitions_holder::test_partition_holder ... ok
[INFO] [stdout] test tests_subset::test_add ... ok
[INFO] [stdout] test tests_subset::test_remove ... ok
[INFO] [stdout] test tests_partition::test_from ... ok
[INFO] [stdout] test tests_iterator::test_iterator ... ok
[INFO] [stderr]    Doc-tests dahl_partition
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Partition::canonicalize_by_permutation (line 491) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove_clean_and_relabel (line 346) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove (line 325) ... ok
[INFO] [stdout] test src/lib.rs - Partition::n_subsets (line 189) ... ok
[INFO] [stdout] test src/lib.rs - Partition::add (line 281) ... ok
[INFO] [stdout] test src/lib.rs - Partition::new_subset (line 264) ... ok
[INFO] [stdout] test src/lib.rs - Partition::new (line 39) ... ok
[INFO] [stdout] test src/lib.rs - Partition::remove_with_index (line 381) ... ok
[INFO] [stdout] test src/lib.rs - Partition::canonicalize (line 471) ... ok
[INFO] [stdout] test src/lib.rs - Partition::add_with_index (line 304) ... ok
[INFO] [stdout] test src/lib.rs - Partition::from (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Partition::pop_item (line 404) ... ok
[INFO] [stdout] test src/lib.rs - Partition::n_items (line 176) ... ok
[INFO] [stdout] test src/lib.rs - Partition::pop_subset (line 423) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a087c29b1af30738f5396fa895f271b8a8ea7bb5fe25fec5cdaaeb2a28b0c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a087c29b1af30738f5396fa895f271b8a8ea7bb5fe25fec5cdaaeb2a28b0c63", kill_on_drop: false }`
[INFO] [stdout] 3a087c29b1af30738f5396fa895f271b8a8ea7bb5fe25fec5cdaaeb2a28b0c63
