[INFO] cloning repository https://github.com/bloomingFlower/rust_multithreading_comparison
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bloomingFlower/rust_multithreading_comparison" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbloomingFlower%2Frust_multithreading_comparison", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbloomingFlower%2Frust_multithreading_comparison'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44044bdebb5365561eac748f5ac42d317d02057a
[INFO] checking bloomingFlower/rust_multithreading_comparison against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbloomingFlower%2Frust_multithreading_comparison" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bloomingFlower/rust_multithreading_comparison
[INFO] finished tweaking git repo https://github.com/bloomingFlower/rust_multithreading_comparison
[INFO] tweaked toml for git repo https://github.com/bloomingFlower/rust_multithreading_comparison written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bloomingFlower/rust_multithreading_comparison on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bloomingFlower/rust_multithreading_comparison 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.5.0
[INFO] [stderr]   Downloaded crossbeam v0.8.4
[INFO] [stderr]   Downloaded clap v4.5.35
[INFO] [stderr]   Downloaded clap_lex v0.7.4
[INFO] [stderr]   Downloaded anstyle v1.0.10
[INFO] [stderr]   Downloaded half v2.5.0
[INFO] [stderr]   Downloaded clap_builder v4.5.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b59442677d3bfc89903b52a8fd8f92c097ee1bc5331b7d216ccc3ba878e60a2
[INFO] running `Command { std: "docker" "start" "-a" "3b59442677d3bfc89903b52a8fd8f92c097ee1bc5331b7d216ccc3ba878e60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b59442677d3bfc89903b52a8fd8f92c097ee1bc5331b7d216ccc3ba878e60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b59442677d3bfc89903b52a8fd8f92c097ee1bc5331b7d216ccc3ba878e60a2", kill_on_drop: false }`
[INFO] [stdout] 3b59442677d3bfc89903b52a8fd8f92c097ee1bc5331b7d216ccc3ba878e60a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d7708c5f20c0ff7b59649eeebb048fc212053d7d64a4187b7b45613028dccc9
[INFO] running `Command { std: "docker" "start" "-a" "2d7708c5f20c0ff7b59649eeebb048fc212053d7d64a4187b7b45613028dccc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking crossbeam-channel v0.5.14
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
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[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]     Checking clap v4.5.35
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.44.2
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[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking rust_multithreading_comparison v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/workloads.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum TaskResult {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 79 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TaskResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/workloads.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub enum TaskResult {
[INFO] [stdout]    |          ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 79 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TaskResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "2d7708c5f20c0ff7b59649eeebb048fc212053d7d64a4187b7b45613028dccc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7708c5f20c0ff7b59649eeebb048fc212053d7d64a4187b7b45613028dccc9", kill_on_drop: false }`
[INFO] [stdout] 2d7708c5f20c0ff7b59649eeebb048fc212053d7d64a4187b7b45613028dccc9
