[INFO] cloning repository https://github.com/m-hamashita/tokio-practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m-hamashita/tokio-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-hamashita%2Ftokio-practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-hamashita%2Ftokio-practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 408d93d5c832418c7c915457bc24484f892d491f [INFO] checking m-hamashita/tokio-practice against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-hamashita%2Ftokio-practice" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/m-hamashita/tokio-practice on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/m-hamashita/tokio-practice [INFO] finished tweaking git repo https://github.com/m-hamashita/tokio-practice [INFO] tweaked toml for git repo https://github.com/m-hamashita/tokio-practice written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/m-hamashita/tokio-practice 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" "+419b3e2d3e350822550eee0e82eeded4d324d584" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 831b9483f4829c68ff6c47b9e1c7c5eb612e89021a7c3c093268e74d1929cd5f [INFO] running `Command { std: "docker" "start" "-a" "831b9483f4829c68ff6c47b9e1c7c5eb612e89021a7c3c093268e74d1929cd5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "831b9483f4829c68ff6c47b9e1c7c5eb612e89021a7c3c093268e74d1929cd5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "831b9483f4829c68ff6c47b9e1c7c5eb612e89021a7c3c093268e74d1929cd5f", kill_on_drop: false }` [INFO] [stdout] 831b9483f4829c68ff6c47b9e1c7c5eb612e89021a7c3c093268e74d1929cd5f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e364226bfa55af27d9a2eb6a300a1918e4b3bff746f65e7bbf1e0f04b179ebb [INFO] running `Command { std: "docker" "start" "-a" "8e364226bfa55af27d9a2eb6a300a1918e4b3bff746f65e7bbf1e0f04b179ebb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling semver v1.0.19 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling relative-path v1.9.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling aho-corasick v1.1.1 [INFO] [stderr] Compiling rstest_macros v0.18.2 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling regex-automata v0.3.9 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling regex v1.9.6 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking rstest v0.18.2 [INFO] [stderr] Checking tokio-practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `spawn_blocking` is never used [INFO] [stdout] --> src/spawn.rs:8:14 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn spawn_blocking( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.91s [INFO] running `Command { std: "docker" "inspect" "8e364226bfa55af27d9a2eb6a300a1918e4b3bff746f65e7bbf1e0f04b179ebb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e364226bfa55af27d9a2eb6a300a1918e4b3bff746f65e7bbf1e0f04b179ebb", kill_on_drop: false }` [INFO] [stdout] 8e364226bfa55af27d9a2eb6a300a1918e4b3bff746f65e7bbf1e0f04b179ebb