[INFO] fetching crate peta 0.0.5... [INFO] testing peta-0.0.5 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate peta 0.0.5 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate peta 0.0.5 [INFO] finished tweaking crates.io crate peta 0.0.5 [INFO] tweaked toml for crates.io crate peta 0.0.5 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate peta 0.0.5 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 85 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.4.12 (available: v1.10.1) [INFO] [stderr] Adding futures v0.1.31 (available: v0.3.31) [INFO] [stderr] Adding hashbrown v0.1.8 (available: v0.16.0) [INFO] [stderr] Adding http v0.1.21 (available: v1.3.1) [INFO] [stderr] Adding hyper v0.12.36 (available: v1.7.0) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.44) [INFO] [stderr] Adding tokio v0.1.22 (available: v1.48.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 423bce5a0d517c7ff18e5d080dc9905de01fa8d68e8bd51bdd09798f2cab5959 [INFO] running `Command { std: "docker" "start" "-a" "423bce5a0d517c7ff18e5d080dc9905de01fa8d68e8bd51bdd09798f2cab5959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "423bce5a0d517c7ff18e5d080dc9905de01fa8d68e8bd51bdd09798f2cab5959", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "423bce5a0d517c7ff18e5d080dc9905de01fa8d68e8bd51bdd09798f2cab5959", kill_on_drop: false }` [INFO] [stdout] 423bce5a0d517c7ff18e5d080dc9905de01fa8d68e8bd51bdd09798f2cab5959 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3668d258a339f192c5af9998e00599f2edbf2e66cd03034acb91007224a3afe5 [INFO] running `Command { std: "docker" "start" "-a" "3668d258a339f192c5af9998e00599f2edbf2e66cd03034acb91007224a3afe5", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling hashbrown v0.1.8 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio-uds v0.2.7 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling peta v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/reader.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let n = try_ready!(self.socket.read_buf(&mut self.buffer)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | fn delay(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 43 | fn hello_world(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | fn not_found(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.61s [INFO] running `Command { std: "docker" "inspect" "3668d258a339f192c5af9998e00599f2edbf2e66cd03034acb91007224a3afe5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3668d258a339f192c5af9998e00599f2edbf2e66cd03034acb91007224a3afe5", kill_on_drop: false }` [INFO] [stdout] 3668d258a339f192c5af9998e00599f2edbf2e66cd03034acb91007224a3afe5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 98410ee1dddd344ea77ac3f609d333e8ed4a317dfe2a2ea84a7b9ac0fb49c893 [INFO] running `Command { std: "docker" "start" "-a" "98410ee1dddd344ea77ac3f609d333e8ed4a317dfe2a2ea84a7b9ac0fb49c893", kill_on_drop: false }` [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/reader.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let n = try_ready!(self.socket.read_buf(&mut self.buffer)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling peta v0.0.5 (/opt/rustwide/workdir) [INFO] [stdout] error[E0601]: `main` function not found in crate `all` [INFO] [stdout] --> examples/all.rs:105:6 [INFO] [stdout] | [INFO] [stdout] 105 | // } [INFO] [stdout] | ^ consider adding a `main` function to `examples/all.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `peta` (example "all") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | fn delay(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 43 | fn hello_world(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/main.rs:54:14 [INFO] [stdout] | [INFO] [stdout] 54 | fn not_found(req: Request) -> ResponseFut { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a method with this name may be added to the standard library in the future [INFO] [stdout] --> src/reader.rs:55:38 [INFO] [stdout] | [INFO] [stdout] 55 | let n = try_ready!(self.socket.read_buf(&mut self.buffer)); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `tokio::io::AsyncRead::read_buf(...)` to keep using the current method [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "98410ee1dddd344ea77ac3f609d333e8ed4a317dfe2a2ea84a7b9ac0fb49c893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98410ee1dddd344ea77ac3f609d333e8ed4a317dfe2a2ea84a7b9ac0fb49c893", kill_on_drop: false }` [INFO] [stdout] 98410ee1dddd344ea77ac3f609d333e8ed4a317dfe2a2ea84a7b9ac0fb49c893