[INFO] fetching crate zeropool 0.3.1...
[INFO] testing zeropool-0.3.1 against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] extracting crate zeropool 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate zeropool 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zeropool 0.3.1
[INFO] tweaked toml for crates.io crate zeropool 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zeropool 0.3.1 on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zeropool 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-uring v0.5.0
[INFO] [stderr]   Downloaded object-pool v0.6.0
[INFO] [stderr]   Downloaded io-uring v0.6.4
[INFO] [stderr]   Downloaded lifeguard v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a1e1b08217a9a057cb50fbbf49590aeca7d1fd8bb4f0949147bfec6d9839f1d
[INFO] running `Command { std: "docker" "start" "-a" "5a1e1b08217a9a057cb50fbbf49590aeca7d1fd8bb4f0949147bfec6d9839f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a1e1b08217a9a057cb50fbbf49590aeca7d1fd8bb4f0949147bfec6d9839f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a1e1b08217a9a057cb50fbbf49590aeca7d1fd8bb4f0949147bfec6d9839f1d", kill_on_drop: false }`
[INFO] [stdout] 5a1e1b08217a9a057cb50fbbf49590aeca7d1fd8bb4f0949147bfec6d9839f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a19b28c1acdd419a128bbcb6bf6b3911f0b41957b0c415f680db9b3d66793ad
[INFO] running `Command { std: "docker" "start" "-a" "0a19b28c1acdd419a128bbcb6bf6b3911f0b41957b0c415f680db9b3d66793ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling region v3.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling zeropool v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 | /                 unsafe {
[INFO] [stdout] 244 | |                     buf.set_len(size);
[INFO] [stdout] 245 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 | /                 unsafe {
[INFO] [stdout] 257 | |                     buf.set_len(size);
[INFO] [stdout] 258 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 286 | /             unsafe {
[INFO] [stdout] 287 | |                 buffer.set_len(size);
[INFO] [stdout] 288 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:300:13
[INFO] [stdout]     |
[INFO] [stdout] 300 | /             unsafe {
[INFO] [stdout] 301 | |                 buffer.set_len(size);
[INFO] [stdout] 302 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 | /             unsafe {
[INFO] [stdout] 310 | |                 v.set_len(size);
[INFO] [stdout] 311 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:432:17
[INFO] [stdout]     |
[INFO] [stdout] 432 | /                 unsafe {
[INFO] [stdout] 433 | |                     buf.set_len(buf.capacity());
[INFO] [stdout] 434 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "0a19b28c1acdd419a128bbcb6bf6b3911f0b41957b0c415f680db9b3d66793ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a19b28c1acdd419a128bbcb6bf6b3911f0b41957b0c415f680db9b3d66793ad", kill_on_drop: false }`
[INFO] [stdout] 0a19b28c1acdd419a128bbcb6bf6b3911f0b41957b0c415f680db9b3d66793ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03ff5e2c2f4e1d9cb3da3a0fe61738264e520e23bdad04df94090129adc8aef9
[INFO] running `Command { std: "docker" "start" "-a" "03ff5e2c2f4e1d9cb3da3a0fe61738264e520e23bdad04df94090129adc8aef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling clap_builder v4.5.49
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling deadpool-runtime v0.1.4
[INFO] [stderr]    Compiling object-pool v0.6.0
[INFO] [stderr]    Compiling lifeguard v0.6.1
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 | /                 unsafe {
[INFO] [stdout] 244 | |                     buf.set_len(size);
[INFO] [stdout] 245 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 | /                 unsafe {
[INFO] [stdout] 257 | |                     buf.set_len(size);
[INFO] [stdout] 258 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 286 | /             unsafe {
[INFO] [stdout] 287 | |                 buffer.set_len(size);
[INFO] [stdout] 288 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:300:13
[INFO] [stdout]     |
[INFO] [stdout] 300 | /             unsafe {
[INFO] [stdout] 301 | |                 buffer.set_len(size);
[INFO] [stdout] 302 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 | /             unsafe {
[INFO] [stdout] 310 | |                 v.set_len(size);
[INFO] [stdout] 311 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:432:17
[INFO] [stdout]     |
[INFO] [stdout] 432 | /                 unsafe {
[INFO] [stdout] 433 | |                     buf.set_len(buf.capacity());
[INFO] [stdout] 434 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling clap v4.5.49
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling deadpool v0.12.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling zeropool v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:243:17
[INFO] [stdout]     |
[INFO] [stdout] 243 | /                 unsafe {
[INFO] [stdout] 244 | |                     buf.set_len(size);
[INFO] [stdout] 245 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:256:17
[INFO] [stdout]     |
[INFO] [stdout] 256 | /                 unsafe {
[INFO] [stdout] 257 | |                     buf.set_len(size);
[INFO] [stdout] 258 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:286:13
[INFO] [stdout]     |
[INFO] [stdout] 286 | /             unsafe {
[INFO] [stdout] 287 | |                 buffer.set_len(size);
[INFO] [stdout] 288 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:300:13
[INFO] [stdout]     |
[INFO] [stdout] 300 | /             unsafe {
[INFO] [stdout] 301 | |                 buffer.set_len(size);
[INFO] [stdout] 302 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:309:13
[INFO] [stdout]     |
[INFO] [stdout] 309 | /             unsafe {
[INFO] [stdout] 310 | |                 v.set_len(size);
[INFO] [stdout] 311 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> src/pool.rs:432:17
[INFO] [stdout]     |
[INFO] [stdout] 432 | /                 unsafe {
[INFO] [stdout] 433 | |                     buf.set_len(buf.capacity());
[INFO] [stdout] 434 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 35.69s
[INFO] running `Command { std: "docker" "inspect" "03ff5e2c2f4e1d9cb3da3a0fe61738264e520e23bdad04df94090129adc8aef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ff5e2c2f4e1d9cb3da3a0fe61738264e520e23bdad04df94090129adc8aef9", kill_on_drop: false }`
[INFO] [stdout] 03ff5e2c2f4e1d9cb3da3a0fe61738264e520e23bdad04df94090129adc8aef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ede64768df468fb7718a67d5186b2e1d5f7dd9bbe872fccbb1ecbf6cddeafff
[INFO] running `Command { std: "docker" "start" "-a" "7ede64768df468fb7718a67d5186b2e1d5f7dd9bbe872fccbb1ecbf6cddeafff", kill_on_drop: false }`
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:243:17
[INFO] [stderr]     |
[INFO] [stderr] 243 | /                 unsafe {
[INFO] [stderr] 244 | |                     buf.set_len(size);
[INFO] [stderr] 245 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stderr] 
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:256:17
[INFO] [stderr]     |
[INFO] [stderr] 256 | /                 unsafe {
[INFO] [stderr] 257 | |                     buf.set_len(size);
[INFO] [stderr] 258 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr] 
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:286:13
[INFO] [stderr]     |
[INFO] [stderr] 286 | /             unsafe {
[INFO] [stderr] 287 | |                 buffer.set_len(size);
[INFO] [stderr] 288 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr] 
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:300:13
[INFO] [stderr]     |
[INFO] [stderr] 300 | /             unsafe {
[INFO] [stderr] 301 | |                 buffer.set_len(size);
[INFO] [stderr] 302 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr] 
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:309:13
[INFO] [stderr]     |
[INFO] [stderr] 309 | /             unsafe {
[INFO] [stderr] 310 | |                 v.set_len(size);
[INFO] [stderr] 311 | |             }
[INFO] [stderr]     | |_____________^
[INFO] [stderr] 
[INFO] [stderr] warning: usage of an `unsafe` block
[INFO] [stderr]    --> src/pool.rs:432:17
[INFO] [stderr]     |
[INFO] [stderr] 432 | /                 unsafe {
[INFO] [stderr] 433 | |                     buf.set_len(buf.capacity());
[INFO] [stderr] 434 | |                 }
[INFO] [stderr]     | |_________________^
[INFO] [stderr] 
[INFO] [stderr] warning: `zeropool` (lib) generated 6 warnings
[INFO] [stderr] warning: `zeropool` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zeropool-56cd748f91b9d1b3)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test buffer::tests::test_into_vec ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_as_ref ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_as_mut ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_auto_return ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_debug ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_deref ... ok
[INFO] [stdout] test buffer::tests::test_pooled_buffer_explicit_drop ... ok
[INFO] [stdout] test tests::test_builder_api ... ok
[INFO] [stdout] test tests::test_basic_pool_operations ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_clone_shares_state ... ok
[INFO] [stdout] test tests::test_eviction_policy_hot_buffers ... ok
[INFO] [stdout] test tests::test_buffer_sizing ... ok
[INFO] [stdout] test tests::test_max_pool_size ... ok
[INFO] [stdout] test tests::test_preallocate ... ok
[INFO] [stdout] test buffer::tests::test_into_inner ... ok
[INFO] [stdout] test tests::test_thread_local_cache ... ok
[INFO] [stdout] test buffer::tests::test_into_inner_consumes_buffer ... ok
[INFO] [stdout] test tests::test_edge_cases ... ok
[INFO] [stdout] test tests::test_concurrent_access ... ok
[INFO] [stdout] test tests::test_min_size_filtering ... ok
[INFO] [stdout] test tests::test_shard_distribution ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_shard_distribution stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_shard_distribution' (41) panicked at src/lib.rs:427:9:
[INFO] [stdout] assertion failed: non_empty_shards >= 2
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x623c977d1f0a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x623c977d1f0a - std[1209cfb42f6d497f]::backtrace_rs::backtrace::trace_unsynchronized::<std[1209cfb42f6d497f]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x623c977d1f0a - std[1209cfb42f6d497f]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x623c977d1f0a - <<std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[4a92201981c6b77a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x623c977e5d9a - <core[4a92201981c6b77a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x623c977e5d9a - core[4a92201981c6b77a]::fmt::write
[INFO] [stdout]    6:     0x623c977d6742 - std[1209cfb42f6d497f]::io::default_write_fmt::<alloc[420bb310a727dfd7]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x623c977d6742 - <alloc[420bb310a727dfd7]::vec::Vec<u8> as std[1209cfb42f6d497f]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x623c977b0ecf - <std[1209cfb42f6d497f]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x623c977b0ecf - std[1209cfb42f6d497f]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x623c977ca329 - std[1209cfb42f6d497f]::panicking::default_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x623c9775c0dc - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   12:     0x623c9775c0dc - test[59e67a9bc0e119f1]::test_main_inner::<test[59e67a9bc0e119f1]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:155:21
[INFO] [stdout]   13:     0x623c977ca4e2 - <alloc[420bb310a727dfd7]::boxed::Box<dyn for<'a, 'b> core[4a92201981c6b77a]::ops::function::Fn<(&'a std[1209cfb42f6d497f]::panic::PanicHookInfo<'b>,), Output = ()> + core[4a92201981c6b77a]::marker::Sync + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::Fn<(&std[1209cfb42f6d497f]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2285:9
[INFO] [stdout]   14:     0x623c977ca4e2 - std[1209cfb42f6d497f]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x623c977b0fba - std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x623c977a6199 - std[1209cfb42f6d497f]::sys::backtrace::__rust_end_short_backtrace::<std[1209cfb42f6d497f]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x623c977b1c9d - __rustc[4effac393e9f3da6]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x623c977e652c - core[4a92201981c6b77a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x623c977e64f2 - core[4a92201981c6b77a]::panicking::panic
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x623c97745940 - zeropool[2593ffd2f56c3b64]::tests::test_shard_distribution
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:427:9
[INFO] [stdout]   21:     0x623c97741b47 - zeropool[2593ffd2f56c3b64]::tests::test_shard_distribution::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:392:33
[INFO] [stdout]   22:     0x623c9774d946 - <zeropool[2593ffd2f56c3b64]::tests::test_shard_distribution::{closure#0} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x623c9774f3bb - <fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x623c9774f3bb - test[59e67a9bc0e119f1]::__rust_begin_short_backtrace::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, fn() -> core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:724:18
[INFO] [stdout]   25:     0x623c9775cbab - test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:74
[INFO] [stdout]   26:     0x623c9775cbab - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x623c9775cbab - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x623c9775cbab - std[1209cfb42f6d497f]::panicking::catch_unwind::<core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>, core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x623c9775cbab - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<test[59e67a9bc0e119f1]::run_test_in_process::{closure#0}>, core[4a92201981c6b77a]::result::Result<(), alloc[420bb310a727dfd7]::string::String>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x623c9775cbab - test[59e67a9bc0e119f1]::run_test_in_process
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:747:27
[INFO] [stdout]   31:     0x623c9775cbab - test[59e67a9bc0e119f1]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:668:43
[INFO] [stdout]   32:     0x623c977562c4 - test[59e67a9bc0e119f1]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/test/src/lib.rs:698:41
[INFO] [stdout]   33:     0x623c977562c4 - std[1209cfb42f6d497f]::sys::backtrace::__rust_begin_short_backtrace::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x623c9775f7b2 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x623c9775f7b2 - <core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x623c9775f7b2 - std[1209cfb42f6d497f]::panicking::catch_unwind::do_call::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x623c9775f7b2 - std[1209cfb42f6d497f]::panicking::catch_unwind::<(), core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x623c9775f7b2 - std[1209cfb42f6d497f]::panic::catch_unwind::<core[4a92201981c6b77a]::panic::unwind_safe::AssertUnwindSafe<std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x623c9775f7b2 - std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked::<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x623c9775f7b2 - <std[1209cfb42f6d497f]::thread::lifecycle::spawn_unchecked<test[59e67a9bc0e119f1]::run_test::{closure#1}, ()>::{closure#1} as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x623c977d181f - <alloc[420bb310a727dfd7]::boxed::Box<dyn core[4a92201981c6b77a]::ops::function::FnOnce<(), Output = ()> + core[4a92201981c6b77a]::marker::Send> as core[4a92201981c6b77a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/alloc/src/boxed.rs:2271:9
[INFO] [stdout]   42:     0x623c977d181f - <std[1209cfb42f6d497f]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/f9988fefd3add01f414f52b414308e7872622fee/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x779b78f8caa4 - <unknown>
[INFO] [stdout]   44:     0x779b79019a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_shard_distribution
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "7ede64768df468fb7718a67d5186b2e1d5f7dd9bbe872fccbb1ecbf6cddeafff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ede64768df468fb7718a67d5186b2e1d5f7dd9bbe872fccbb1ecbf6cddeafff", kill_on_drop: false }`
[INFO] [stdout] 7ede64768df468fb7718a67d5186b2e1d5f7dd9bbe872fccbb1ecbf6cddeafff
