[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#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-hamashita%2Ftokio-practice" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/m-hamashita/tokio-practice on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-1-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded semver v1.0.19 [INFO] [stderr] Downloaded relative-path v1.9.0 [INFO] [stderr] Downloaded rstest v0.18.2 [INFO] [stderr] Downloaded rstest_macros v0.18.2 [INFO] [stderr] Downloaded regex v1.9.6 [INFO] [stderr] Downloaded aho-corasick v1.1.1 [INFO] [stderr] Downloaded regex-syntax v0.7.5 [INFO] [stderr] Downloaded regex-automata v0.3.9 [INFO] [stderr] Downloaded libc v0.2.148 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2710a0fa8296e300f413ad6e409640fa98d114773d15b4f3c9240e533a56c6c1 [INFO] running `Command { std: "docker" "start" "-a" "2710a0fa8296e300f413ad6e409640fa98d114773d15b4f3c9240e533a56c6c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2710a0fa8296e300f413ad6e409640fa98d114773d15b4f3c9240e533a56c6c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2710a0fa8296e300f413ad6e409640fa98d114773d15b4f3c9240e533a56c6c1", kill_on_drop: false }` [INFO] [stdout] 2710a0fa8296e300f413ad6e409640fa98d114773d15b4f3c9240e533a56c6c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db16a07f19b6281df8fc5b56f88fbcd4c497df67ee905cc69cdf77d97c114a69 [INFO] running `Command { std: "docker" "start" "-a" "db16a07f19b6281df8fc5b56f88fbcd4c497df67ee905cc69cdf77d97c114a69", kill_on_drop: false }` [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 memchr v2.6.3 [INFO] [stderr] Compiling semver v1.0.19 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking slab v0.4.9 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling relative-path v1.9.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking futures-channel v0.3.28 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Compiling aho-corasick v1.1.1 [INFO] [stderr] Compiling rstest_macros v0.18.2 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling regex-automata v0.3.9 [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-util v0.3.28 [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.12s [INFO] running `Command { std: "docker" "inspect" "db16a07f19b6281df8fc5b56f88fbcd4c497df67ee905cc69cdf77d97c114a69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db16a07f19b6281df8fc5b56f88fbcd4c497df67ee905cc69cdf77d97c114a69", kill_on_drop: false }` [INFO] [stdout] db16a07f19b6281df8fc5b56f88fbcd4c497df67ee905cc69cdf77d97c114a69 [INFO] checking m-hamashita/tokio-practice against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-hamashita%2Ftokio-practice" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/m-hamashita/tokio-practice on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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-1-tc2/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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f2592650e31ff0914793f30e0025a285da98ecdb14480cc33e3b9f039ce22428 [INFO] running `Command { std: "docker" "start" "-a" "f2592650e31ff0914793f30e0025a285da98ecdb14480cc33e3b9f039ce22428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f2592650e31ff0914793f30e0025a285da98ecdb14480cc33e3b9f039ce22428", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2592650e31ff0914793f30e0025a285da98ecdb14480cc33e3b9f039ce22428", kill_on_drop: false }` [INFO] [stdout] f2592650e31ff0914793f30e0025a285da98ecdb14480cc33e3b9f039ce22428 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e55002c19683dd84d966d6748414bfa78540cdc69675692c306ef23a96c18caa [INFO] running `Command { std: "docker" "start" "-a" "e55002c19683dd84d966d6748414bfa78540cdc69675692c306ef23a96c18caa", kill_on_drop: false }` [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] Compiling semver v1.0.19 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking slab v0.4.9 [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking gimli v0.28.0 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling relative-path v1.9.0 [INFO] [stderr] Compiling glob v0.3.1 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking futures-channel v0.3.28 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling aho-corasick v1.1.1 [INFO] [stderr] Checking object v0.32.1 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling rstest_macros v0.18.2 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Compiling syn v2.0.31 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling regex-automata v0.3.9 [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-util v0.3.28 [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/spawn.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[rstest] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | #[case] expected: Result<&str>, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/spawn.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[rstest] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | #[case] expected: Result<&str>, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/spawn.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | #[rstest] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | #[case(Some(Duration::from_millis(300)), Duration::from_millis(500), Err(anyhow!("spawn_blocking timeout")))] [INFO] [stdout] | --------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 45 | #[case] expected: Result<&str>, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-practice` (lib test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "e55002c19683dd84d966d6748414bfa78540cdc69675692c306ef23a96c18caa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e55002c19683dd84d966d6748414bfa78540cdc69675692c306ef23a96c18caa", kill_on_drop: false }` [INFO] [stdout] e55002c19683dd84d966d6748414bfa78540cdc69675692c306ef23a96c18caa