[INFO] cloning repository https://github.com/eugenesvk/helpFuturesSignals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eugenesvk/helpFuturesSignals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugenesvk%2FhelpFuturesSignals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugenesvk%2FhelpFuturesSignals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 78b11808fa4d2874fad5e1b0e5c274b59b1efb0d [INFO] checking eugenesvk/helpFuturesSignals against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugenesvk%2FhelpFuturesSignals" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eugenesvk/helpFuturesSignals 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/eugenesvk/helpFuturesSignals [INFO] finished tweaking git repo https://github.com/eugenesvk/helpFuturesSignals [INFO] tweaked toml for git repo https://github.com/eugenesvk/helpFuturesSignals written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/eugenesvk/helpFuturesSignals 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 futures-signals v0.3.28 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b038559499fcb8967c24857dc21929c9a925713b402da4471591dfeac5b06e6c [INFO] running `Command { std: "docker" "start" "-a" "b038559499fcb8967c24857dc21929c9a925713b402da4471591dfeac5b06e6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b038559499fcb8967c24857dc21929c9a925713b402da4471591dfeac5b06e6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b038559499fcb8967c24857dc21929c9a925713b402da4471591dfeac5b06e6c", kill_on_drop: false }` [INFO] [stdout] b038559499fcb8967c24857dc21929c9a925713b402da4471591dfeac5b06e6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1d18faffb83ed880041a101b83103d1e3edddf1b02963426c37741986ae43c46 [INFO] running `Command { std: "docker" "start" "-a" "1d18faffb83ed880041a101b83103d1e3edddf1b02963426c37741986ae43c46", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures-signals v0.3.28 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking futures_signals_learning v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.37s [INFO] running `Command { std: "docker" "inspect" "1d18faffb83ed880041a101b83103d1e3edddf1b02963426c37741986ae43c46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d18faffb83ed880041a101b83103d1e3edddf1b02963426c37741986ae43c46", kill_on_drop: false }` [INFO] [stdout] 1d18faffb83ed880041a101b83103d1e3edddf1b02963426c37741986ae43c46 [INFO] checking eugenesvk/helpFuturesSignals 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%2Feugenesvk%2FhelpFuturesSignals" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/eugenesvk/helpFuturesSignals 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/eugenesvk/helpFuturesSignals [INFO] finished tweaking git repo https://github.com/eugenesvk/helpFuturesSignals [INFO] tweaked toml for git repo https://github.com/eugenesvk/helpFuturesSignals written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/eugenesvk/helpFuturesSignals 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2a4fbab3564e8b698180d551efc55dc927e3720b6cfbc73587a35561d42b271 [INFO] running `Command { std: "docker" "start" "-a" "b2a4fbab3564e8b698180d551efc55dc927e3720b6cfbc73587a35561d42b271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2a4fbab3564e8b698180d551efc55dc927e3720b6cfbc73587a35561d42b271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2a4fbab3564e8b698180d551efc55dc927e3720b6cfbc73587a35561d42b271", kill_on_drop: false }` [INFO] [stdout] b2a4fbab3564e8b698180d551efc55dc927e3720b6cfbc73587a35561d42b271 [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 -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] aac28423352be95fa479e731d43772c5ea8594bb67bb46a24e5447e9541d00ef [INFO] running `Command { std: "docker" "start" "-a" "aac28423352be95fa479e731d43772c5ea8594bb67bb46a24e5447e9541d00ef", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures-signals v0.3.28 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking futures_signals_learning v0.1.0 (/opt/rustwide/workdir) [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/p1.rs:187:12 [INFO] [stdout] | [INFO] [stdout] 161 | let future = print_async(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 179 | let async_block_future = async { println!("Hello from an async block"); }; [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 187 | block_on(async { [INFO] [stdout] | ____________^ [INFO] [stdout] 188 | | let fut = future::lazy(|_| vec![0, 1, 2, 3]); [INFO] [stdout] 189 | | let shared1 = fut.shared(); [INFO] [stdout] 190 | | let shared2 = shared1.clone(); [INFO] [stdout] ... | [INFO] [stdout] 196 | | println!("{:?}", &shared2_await.len()); // 4 [INFO] [stdout] 197 | | }) [INFO] [stdout] | |___^ [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: aborting due to 1 previous error [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/p1.rs:187:12 [INFO] [stdout] | [INFO] [stdout] 161 | let future = print_async(); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 179 | let async_block_future = async { println!("Hello from an async block"); }; [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 187 | block_on(async { [INFO] [stdout] | ____________^ [INFO] [stdout] 188 | | let fut = future::lazy(|_| vec![0, 1, 2, 3]); [INFO] [stdout] 189 | | let shared1 = fut.shared(); [INFO] [stdout] 190 | | let shared2 = shared1.clone(); [INFO] [stdout] ... | [INFO] [stdout] 196 | | println!("{:?}", &shared2_await.len()); // 4 [INFO] [stdout] 197 | | }) [INFO] [stdout] | |___^ [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `futures_signals_learning` (bin "futures_signals_learning") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `futures_signals_learning` (bin "futures_signals_learning" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "aac28423352be95fa479e731d43772c5ea8594bb67bb46a24e5447e9541d00ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aac28423352be95fa479e731d43772c5ea8594bb67bb46a24e5447e9541d00ef", kill_on_drop: false }` [INFO] [stdout] aac28423352be95fa479e731d43772c5ea8594bb67bb46a24e5447e9541d00ef