[INFO] cloning repository https://github.com/TPC-TiKV/raft-engine-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TPC-TiKV/raft-engine-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPC-TiKV%2Fraft-engine-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPC-TiKV%2Fraft-engine-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab81229c3d8439ec260d40dc78dbb5eede3c3e5f
[INFO] testing TPC-TiKV/raft-engine-bench against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPC-TiKV%2Fraft-engine-bench" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TPC-TiKV/raft-engine-bench on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/TPC-TiKV/raft-engine-bench
[INFO] finished tweaking git repo https://github.com/TPC-TiKV/raft-engine-bench
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[INFO] crate git repo https://github.com/TPC-TiKV/raft-engine-bench 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" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/TPC-TiKV/raft-engine.git`
[INFO] [stderr]     Updating git repository `https://github.com/TPC-TiKV/glommio.git`
[INFO] [stderr]     Updating git submodule `git://git.kernel.dk/liburing`
[INFO] [stderr]     Updating git repository `https://github.com/TPC-TiKV/raft-engine.git`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded protobuf-build v0.12.3
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[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=forbid -Copt-level=3" "-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "d802ebe31114d98e5e9acf2937e6fbf609c70f235b098301c959bc3ebaed4263", kill_on_drop: false }`
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[INFO] [stderr]    Compiling glommio v0.6.0 (https://github.com/TPC-TiKV/glommio.git?branch=tpc#50d8d859)
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[INFO] [stderr]    Compiling rlimit v0.6.2
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[INFO] [stderr]    Compiling enclose v1.1.8
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[INFO] [stderr]    Compiling buddy-alloc v0.4.1
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[INFO] [stderr]    Compiling event-listener v2.5.1
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[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling prometheus-static-metric v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling getset v0.1.2
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[INFO] [stderr]    Compiling raft v0.6.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling raft-engine v0.1.0 (https://github.com/TPC-TiKV/raft-engine.git?branch=master#7842aad2)
[INFO] [stderr]    Compiling raft-engine v0.1.0 (https://github.com/TPC-TiKV/raft-engine.git?branch=tpc#0bacc943)
[INFO] [stderr]    Compiling baseline v0.1.0 (/opt/rustwide/workdir/baseline)
[INFO] [stderr]    Compiling async-version v0.1.0 (/opt/rustwide/workdir/async-version)
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `mem`
[INFO] [stdout]  --> async-version/src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, mem, sync::Arc, thread, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `TryRecvError`
[INFO] [stdout]  --> async-version/src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                         ^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LocalExecutorPoolBuilder`
[INFO] [stdout]  --> async-version/src/main.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use glommio::{LocalExecutorBuilder, LocalExecutorPoolBuilder, Placement};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handles`
[INFO] [stdout]   --> async-version/src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handles: Vec<_> = (0..4)
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5m 20s
[INFO] running `Command { std: "docker" "inspect" "d802ebe31114d98e5e9acf2937e6fbf609c70f235b098301c959bc3ebaed4263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d802ebe31114d98e5e9acf2937e6fbf609c70f235b098301c959bc3ebaed4263", kill_on_drop: false }`
[INFO] [stdout] d802ebe31114d98e5e9acf2937e6fbf609c70f235b098301c959bc3ebaed4263
[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=forbid -Copt-level=3" "-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c5dc0d7f15fddd67e4ec3198ac0b1d9ea7af20a8955340009f8efec108378e
[INFO] running `Command { std: "docker" "start" "-a" "a9c5dc0d7f15fddd67e4ec3198ac0b1d9ea7af20a8955340009f8efec108378e", kill_on_drop: false }`
[INFO] [stderr]    Compiling baseline v0.1.0 (/opt/rustwide/workdir/baseline)
[INFO] [stderr]    Compiling async-version v0.1.0 (/opt/rustwide/workdir/async-version)
[INFO] [stdout] warning: unused imports: `collections::VecDeque`, `mem`
[INFO] [stdout]  --> async-version/src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::VecDeque, mem, sync::Arc, thread, time::Duration};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `TryRecvError`
[INFO] [stdout]  --> async-version/src/main.rs:4:25
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crossbeam_channel::{Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                         ^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LocalExecutorPoolBuilder`
[INFO] [stdout]  --> async-version/src/main.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use glommio::{LocalExecutorBuilder, LocalExecutorPoolBuilder, Placement};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `handles`
[INFO] [stdout]   --> async-version/src/main.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let handles: Vec<_> = (0..4)
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handles`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "a9c5dc0d7f15fddd67e4ec3198ac0b1d9ea7af20a8955340009f8efec108378e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c5dc0d7f15fddd67e4ec3198ac0b1d9ea7af20a8955340009f8efec108378e", kill_on_drop: false }`
[INFO] [stdout] a9c5dc0d7f15fddd67e4ec3198ac0b1d9ea7af20a8955340009f8efec108378e
[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=forbid -Copt-level=3" "-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@sha256:9042d5c95763f71f7b0904716b98ccadf9fc47b0f382ee962aaaed2ac70c9b8d" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 724cae18f15232c41f418fc98940e960675f08ef3e9edd1bf9f57ec6f8a583b6
[INFO] running `Command { std: "docker" "start" "-a" "724cae18f15232c41f418fc98940e960675f08ef3e9edd1bf9f57ec6f8a583b6", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `collections::VecDeque`, `mem`
[INFO] [stderr]  --> async-version/src/main.rs:1:11
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::VecDeque, mem, sync::Arc, thread, time::Duration};
[INFO] [stderr]   |           ^^^^^^^^^^^^^^^^^^^^^  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Receiver`, `TryRecvError`
[INFO] [stderr]  --> async-version/src/main.rs:4:25
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crossbeam_channel::{Receiver, Sender, TryRecvError};
[INFO] [stderr]   |                         ^^^^^^^^          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LocalExecutorPoolBuilder`
[INFO] [stderr]  --> async-version/src/main.rs:5:37
[INFO] [stderr]   |
[INFO] [stderr] 5 | use glommio::{LocalExecutorBuilder, LocalExecutorPoolBuilder, Placement};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `handles`
[INFO] [stderr]   --> async-version/src/main.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let handles: Vec<_> = (0..4)
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handles`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-version` (bin "async-version" test) generated 4 warnings (run `cargo fix --bin "async-version" --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_version-de7110c0a8b700f0)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/baseline-be603909e99c8e15)
[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" "724cae18f15232c41f418fc98940e960675f08ef3e9edd1bf9f57ec6f8a583b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724cae18f15232c41f418fc98940e960675f08ef3e9edd1bf9f57ec6f8a583b6", kill_on_drop: false }`
[INFO] [stdout] 724cae18f15232c41f418fc98940e960675f08ef3e9edd1bf9f57ec6f8a583b6