[INFO] cloning repository https://github.com/ming535/floppy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ming535/floppy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fming535%2Ffloppy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fming535%2Ffloppy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b60c28c1fe42b8dcfca7cda5c5accbd0a7d4584d [INFO] testing ming535/floppy against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fming535%2Ffloppy" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/ming535/floppy [INFO] finished tweaking git repo https://github.com/ming535/floppy [INFO] tweaked toml for git repo https://github.com/ming535/floppy written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ming535/floppy on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ming535/floppy 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 149f18e2b4c02e9bfef181e8e758dc438928069690a23adbcdb180b542e561ef [INFO] running `Command { std: "docker" "start" "-a" "149f18e2b4c02e9bfef181e8e758dc438928069690a23adbcdb180b542e561ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "149f18e2b4c02e9bfef181e8e758dc438928069690a23adbcdb180b542e561ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "149f18e2b4c02e9bfef181e8e758dc438928069690a23adbcdb180b542e561ef", kill_on_drop: false }` [INFO] [stdout] 149f18e2b4c02e9bfef181e8e758dc438928069690a23adbcdb180b542e561ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2922289f3c0fb43a929f989d76dc25790b10211d89e43dbfa4a3292360fee49f [INFO] running `Command { std: "docker" "start" "-a" "2922289f3c0fb43a929f989d76dc25790b10211d89e43dbfa4a3292360fee49f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling futures-io v0.3.25 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Compiling paste v1.0.11 [INFO] [stderr] Compiling rust_decimal v1.26.1 [INFO] [stderr] Compiling async-trait v0.1.58 [INFO] [stderr] Compiling arrayvec v0.7.2 [INFO] [stderr] Compiling hashbrown v0.12.3 [INFO] [stderr] Compiling bytes v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling num_cpus v1.14.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling mio v0.8.5 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling dashmap v5.4.0 [INFO] [stderr] Compiling futures-macro v0.3.25 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling futures-executor v0.3.25 [INFO] [stderr] Compiling futures v0.3.25 [INFO] [stderr] Compiling sqlparser v0.18.0 [INFO] [stderr] Compiling floppy v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / #![feature( [INFO] [stdout] 2 | | type_alias_impl_trait, [INFO] [stdout] 3 | | io_error_more, [INFO] [stdout] 4 | | anonymous_lifetime_in_impl_trait, [INFO] [stdout] 5 | | int_roundings, [INFO] [stdout] 6 | | iter_order_by [INFO] [stdout] 7 | | )] [INFO] [stdout] | |__^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env/sim.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | type WriteAt<'a> = impl Future> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env/sim.rs:119:23 [INFO] [stdout] | [INFO] [stdout] 119 | type ReadAt<'a> = impl Future> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env/stdenv.rs:118:24 [INFO] [stdout] | [INFO] [stdout] 118 | type WriteAt<'a> = impl Future> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env/stdenv.rs:136:23 [INFO] [stdout] | [INFO] [stdout] 136 | type ReadAt<'a> = impl Future> + 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env.rs:117:28 [INFO] [stdout] | [INFO] [stdout] 117 | type ReadExactAt<'a> = impl Future> + 'a where Self: 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in associated types is unstable [INFO] [stdout] --> src/env.rs:185:30 [INFO] [stdout] | [INFO] [stdout] 185 | type WriteExactAt<'a> = impl Future> + 'a where Self: 'a; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/dc2/bufmgr.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PageOffset` [INFO] [stdout] --> src/dc2/node.rs:5:35 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::dc2::lp::{LinePointer, PageOffset}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FloppyError` [INFO] [stdout] --> src/dc2/tree.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | error::{FloppyError, Result}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/dc2/tree.rs:33:45 [INFO] [stdout] | [INFO] [stdout] 33 | pub async fn get>(&self, key: K) -> Result> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stack` [INFO] [stdout] --> src/dc2/tree.rs:48:30 [INFO] [stdout] | [INFO] [stdout] 48 | let (mut lock_guard, stack) = self.find_leaf(key.as_ref()).await?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_stack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not compile `floppy` (lib) due to 7 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2922289f3c0fb43a929f989d76dc25790b10211d89e43dbfa4a3292360fee49f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2922289f3c0fb43a929f989d76dc25790b10211d89e43dbfa4a3292360fee49f", kill_on_drop: false }` [INFO] [stdout] 2922289f3c0fb43a929f989d76dc25790b10211d89e43dbfa4a3292360fee49f