[INFO] cloning repository https://github.com/BradleyOlson64/AsyncVsThreads
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BradleyOlson64/AsyncVsThreads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBradleyOlson64%2FAsyncVsThreads", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBradleyOlson64%2FAsyncVsThreads'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3e121c5dde427e4cffbdf0299f7c749616d302a
[INFO] building BradleyOlson64/AsyncVsThreads against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBradleyOlson64%2FAsyncVsThreads" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BradleyOlson64/AsyncVsThreads on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BradleyOlson64/AsyncVsThreads
[INFO] finished tweaking git repo https://github.com/BradleyOlson64/AsyncVsThreads
[INFO] tweaked toml for git repo https://github.com/BradleyOlson64/AsyncVsThreads written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BradleyOlson64/AsyncVsThreads 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blocking v1.6.0
[INFO] [stderr]   Downloaded async-channel v2.2.1
[INFO] [stderr]   Downloaded polling v3.7.0
[INFO] [stderr]   Downloaded async-io v2.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9de5acecec92380ea990e6831ff7c990b3bbbcbbe85cc056cd66e1f6cbf3dcb6
[INFO] running `Command { std: "docker" "start" "-a" "9de5acecec92380ea990e6831ff7c990b3bbbcbbe85cc056cd66e1f6cbf3dcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9de5acecec92380ea990e6831ff7c990b3bbbcbbe85cc056cd66e1f6cbf3dcb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9de5acecec92380ea990e6831ff7c990b3bbbcbbe85cc056cd66e1f6cbf3dcb6", kill_on_drop: false }`
[INFO] [stdout] 9de5acecec92380ea990e6831ff7c990b3bbbcbbe85cc056cd66e1f6cbf3dcb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81631a538e207ca0b09e37971f2c8618dbd483186461d9ac1f48c99604224e87
[INFO] running `Command { std: "docker" "start" "-a" "81631a538e207ca0b09e37971f2c8618dbd483186461d9ac1f48c99604224e87", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling value-bag v1.9.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling piper v0.2.1
[INFO] [stderr]    Compiling event-listener v4.0.3
[INFO] [stderr]    Compiling event-listener v5.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling event-listener-strategy v0.4.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling async-lock v3.3.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling waker-fn v1.1.1
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling async-channel v2.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling async-executor v1.11.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling blocking v1.6.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling polling v3.7.0
[INFO] [stderr]    Compiling async-io v2.3.2
[INFO] [stderr]    Compiling async-global-executor v2.4.1
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling async-vs-threads-comparison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `job`
[INFO] [stdout]  --> src/threaded_job_handler.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 |     async fn handle_job(job: Job) -> Duration {
[INFO] [stdout]   |                         ^^^ help: if this is intentional, prefix it with an underscore: `_job`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.19s
[INFO] running `Command { std: "docker" "inspect" "81631a538e207ca0b09e37971f2c8618dbd483186461d9ac1f48c99604224e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81631a538e207ca0b09e37971f2c8618dbd483186461d9ac1f48c99604224e87", kill_on_drop: false }`
[INFO] [stdout] 81631a538e207ca0b09e37971f2c8618dbd483186461d9ac1f48c99604224e87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 580894572d0b892e22cdb6cb2bdfd4fa28033af5fc8c1a9af88a6c88f884f42d
[INFO] running `Command { std: "docker" "start" "-a" "580894572d0b892e22cdb6cb2bdfd4fa28033af5fc8c1a9af88a6c88f884f42d", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-vs-threads-comparison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `job`
[INFO] [stdout]  --> src/threaded_job_handler.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 |     async fn handle_job(job: Job) -> Duration {
[INFO] [stdout]   |                         ^^^ help: if this is intentional, prefix it with an underscore: `_job`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "580894572d0b892e22cdb6cb2bdfd4fa28033af5fc8c1a9af88a6c88f884f42d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "580894572d0b892e22cdb6cb2bdfd4fa28033af5fc8c1a9af88a6c88f884f42d", kill_on_drop: false }`
[INFO] [stdout] 580894572d0b892e22cdb6cb2bdfd4fa28033af5fc8c1a9af88a6c88f884f42d
