[INFO] fetching crate diol 0.8.3...
[INFO] testing diol-0.8.3 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate diol 0.8.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate diol 0.8.3 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diol 0.8.3
[INFO] finished tweaking crates.io crate diol 0.8.3
[INFO] tweaked toml for crates.io crate diol 0.8.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate diol 0.8.3 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded popcnt v0.1.0
[INFO] [stderr]   Downloaded equator v0.2.0
[INFO] [stderr]   Downloaded equator-macro v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "dd66de6c1cae872db9563433fcd6b661a462bde6fdbd51020a18c11b6da6df0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd66de6c1cae872db9563433fcd6b661a462bde6fdbd51020a18c11b6da6df0d", kill_on_drop: false }`
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[INFO] [stdout] 39999107c135447c0f4e822ff61f25f7c60caa565d49b11832609bc3db03c68c
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[INFO] [stderr]    Compiling diol v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.89s
[INFO] running `Command { std: "docker" "inspect" "39999107c135447c0f4e822ff61f25f7c60caa565d49b11832609bc3db03c68c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39999107c135447c0f4e822ff61f25f7c60caa565d49b11832609bc3db03c68c", kill_on_drop: false }`
[INFO] [stdout] 39999107c135447c0f4e822ff61f25f7c60caa565d49b11832609bc3db03c68c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a0c23172a7db01492f33f36874b59b49d9573065ed4e8792868abf2feebd029
[INFO] running `Command { std: "docker" "start" "-a" "4a0c23172a7db01492f33f36874b59b49d9573065ed4e8792868abf2feebd029", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
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[INFO] [stderr]    Compiling diol v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.31s
[INFO] running `Command { std: "docker" "inspect" "4a0c23172a7db01492f33f36874b59b49d9573065ed4e8792868abf2feebd029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a0c23172a7db01492f33f36874b59b49d9573065ed4e8792868abf2feebd029", kill_on_drop: false }`
[INFO] [stdout] 4a0c23172a7db01492f33f36874b59b49d9573065ed4e8792868abf2feebd029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee1737e455abc988ddb716745d68d11132b8824f972765fb609362babbb4a39b
[INFO] running `Command { std: "docker" "start" "-a" "ee1737e455abc988ddb716745d68d11132b8824f972765fb609362babbb4a39b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/diol-a35d80cbcc0e2b6e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_list ... ok
[INFO] [stdout] ╭────────────────┬────────┬───────────┬───────────┬───────────┬───────────╮
[INFO] [stdout] │ benchmark      │   args │   fastest │    median │      mean │    stddev │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │      1 │  30.04 ns │  51.33 ns │  48.42 ns │  12.88 ns │
[INFO] [stdout] │ popcnt         │      1 │ 480.00 ns │ 860.00 ns │ 872.51 ns │ 731.58 ns │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │     16 │ 159.38 ns │ 160.94 ns │ 172.10 ns │  32.55 ns │
[INFO] [stdout] │ popcnt         │     16 │ 580.00 ns │ 970.00 ns │ 894.50 ns │ 724.33 ns │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │    128 │   1.06 µs │   1.08 µs │   1.24 µs │ 307.34 ns │
[INFO] [stdout] │ popcnt         │    128 │   4.77 µs │   4.98 µs │   5.08 µs │ 870.10 ns │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │    512 │   4.16 µs │   4.20 µs │   4.25 µs │ 371.83 ns │
[INFO] [stdout] │ popcnt         │    512 │  14.12 µs │  14.50 µs │  14.80 µs │   1.63 µs │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │   1024 │   8.23 µs │   8.51 µs │   8.67 µs │   1.29 µs │
[INFO] [stdout] │ popcnt         │   1024 │  25.85 µs │  26.53 µs │  28.03 µs │   4.73 µs │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │   8192 │  67.14 µs │  68.23 µs │  72.49 µs │   8.54 µs │
[INFO] [stdout] │ popcnt         │   8192 │ 211.71 µs │ 221.02 µs │ 234.21 µs │  31.24 µs │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │  16384 │ 132.50 µs │ 139.68 µs │ 156.67 µs │  26.51 µs │
[INFO] [stdout] │ popcnt         │  16384 │ 418.49 µs │ 444.48 µs │ 458.48 µs │  48.70 µs │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │ 131072 │   1.06 ms │   1.08 ms │   1.10 ms │  45.08 µs │
[INFO] [stdout] │ popcnt         │ 131072 │   3.39 ms │   3.46 ms │   3.65 ms │ 385.39 µs │
[INFO] [stdout] ├────────────────┼────────┼───────────┼───────────┼───────────┼───────────┤
[INFO] [stdout] │ naive loop     │ 262144 │   2.13 ms │   2.22 ms │   2.34 ms │ 263.39 µs │
[INFO] [stdout] │ popcnt         │ 262144 │   6.90 ms │   7.28 ms │   7.31 ms │ 414.54 µs │
[INFO] [stdout] ╰────────────────┴────────┴───────────┴───────────┴───────────┴───────────╯
[INFO] [stdout] test tests::test_bench ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.26s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests diol
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `Result<diol::prelude::BenchConfig, std::io::Error>: AsRef<diol::prelude::BenchConfig>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:20:32
[INFO] [stdout]     |
[INFO] [stdout] 7   |     let mut bench = Bench::new(BenchConfig::from_args());
[INFO] [stdout]     |                     ---------- ^^^^^^^^^^^^^^^^^^^^^^^^ the trait `AsRef<diol::prelude::BenchConfig>` is not implemented for `Result<diol::prelude::BenchConfig, std::io::Error>`
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `diol::Bench::new`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:659:29
[INFO] [stdout]     |
[INFO] [stdout] 659 |     pub fn new(config: impl AsRef<BenchConfig>) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^ required by this bound in `Bench::new`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ee1737e455abc988ddb716745d68d11132b8824f972765fb609362babbb4a39b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee1737e455abc988ddb716745d68d11132b8824f972765fb609362babbb4a39b", kill_on_drop: false }`
[INFO] [stdout] ee1737e455abc988ddb716745d68d11132b8824f972765fb609362babbb4a39b
