[INFO] fetching crate generate 1.5.0...
[INFO] testing generate-1.5.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate generate 1.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate generate 1.5.0
[INFO] finished tweaking crates.io crate generate 1.5.0
[INFO] tweaked toml for crates.io crate generate 1.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generate 1.5.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "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-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f1c70abcb44876b062ede3885a27c3272e5a7a759ca4fcff3e6bccbe06262e8
[INFO] running `Command { std: "docker" "start" "-a" "7f1c70abcb44876b062ede3885a27c3272e5a7a759ca4fcff3e6bccbe06262e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f1c70abcb44876b062ede3885a27c3272e5a7a759ca4fcff3e6bccbe06262e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1c70abcb44876b062ede3885a27c3272e5a7a759ca4fcff3e6bccbe06262e8", kill_on_drop: false }`
[INFO] [stdout] 7f1c70abcb44876b062ede3885a27c3272e5a7a759ca4fcff3e6bccbe06262e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ff4f1f7786b203ee1730bb069d155e51b43c0b398da6840552de4fe0ebd5aab
[INFO] running `Command { std: "docker" "start" "-a" "4ff4f1f7786b203ee1730bb069d155e51b43c0b398da6840552de4fe0ebd5aab", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generate-derive v1.5.0
[INFO] [stderr]    Compiling generate v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `Command { std: "docker" "inspect" "4ff4f1f7786b203ee1730bb069d155e51b43c0b398da6840552de4fe0ebd5aab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff4f1f7786b203ee1730bb069d155e51b43c0b398da6840552de4fe0ebd5aab", kill_on_drop: false }`
[INFO] [stdout] 4ff4f1f7786b203ee1730bb069d155e51b43c0b398da6840552de4fe0ebd5aab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9e83a6a0633f4bb5301f6823b2fec6a9e3e27ec2a57d103a8be6e2a7112b7d0
[INFO] running `Command { std: "docker" "start" "-a" "e9e83a6a0633f4bb5301f6823b2fec6a9e3e27ec2a57d103a8be6e2a7112b7d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling generate v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "e9e83a6a0633f4bb5301f6823b2fec6a9e3e27ec2a57d103a8be6e2a7112b7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e83a6a0633f4bb5301f6823b2fec6a9e3e27ec2a57d103a8be6e2a7112b7d0", kill_on_drop: false }`
[INFO] [stdout] e9e83a6a0633f4bb5301f6823b2fec6a9e3e27ec2a57d103a8be6e2a7112b7d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e5c1530017bf0aefb22d942d4346383c99f7df2d01349819ed0235f94b8844b
[INFO] running `Command { std: "docker" "start" "-a" "1e5c1530017bf0aefb22d942d4346383c99f7df2d01349819ed0235f94b8844b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/generate-5a2eb386b79b5195)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests generate
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/generator.rs - generator::Generator (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/generator.rs - generator::Generator (line 26) stdout ----
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/generator.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(generators, generator_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.75.0; see <https://github.com/rust-lang/rust/pull/116958> for more information
[INFO] [stdout]    = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `std::ops::Generator`, `std::ops::GeneratorState`
[INFO] [stdout]   --> src/generator.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | use std::ops::{Generator, GeneratorState};
[INFO] [stdout]    |                ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                no `Generator` in `ops`
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this trait instead:
[INFO] [stdout]            generate::Generator
[INFO] [stdout]    = help: consider importing this enum instead:
[INFO] [stdout]            generate::GeneratorState
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/generator.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(generators, generator_trait)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> src/generator.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         yield 1;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> src/generator.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         yield 1;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout] 
[INFO] [stdout] error: `yield` can only be used in `#[coroutine]` closures, or `gen` blocks
[INFO] [stdout]   --> src/generator.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         yield 1;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `#[coroutine]` to make this closure a coroutine
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut generator = #[coroutine] || {
[INFO] [stdout]    |                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]   --> src/generator.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![feature(generators, generator_trait)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for struct `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>` in the current scope
[INFO] [stdout]   --> src/generator.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |     match Pin::new(&mut generator).resume(()) {
[INFO] [stdout]    |                                    ^^^^^^ method not found in `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>`
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/coroutine.rs:119:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Coroutine` which provides `resume` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 30 + use std::ops::Coroutine;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `resume` found for struct `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>` in the current scope
[INFO] [stdout]   --> src/generator.rs:43:36
[INFO] [stdout]    |
[INFO] [stdout] 43 |     match Pin::new(&mut generator).resume(()) {
[INFO] [stdout]    |                                    ^^^^^^ method not found in `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>`
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/9b1f8ff42d110b0ca138116745be921df5dc97e7/library/core/src/ops/coroutine.rs:119:7
[INFO] [stdout]    |
[INFO] [stdout]    = note: the method is available for `Pin<&mut {coroutine@src/generator.rs:9:25: 9:27}>` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Coroutine` which provides `resume` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 30 + use std::ops::Coroutine;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554, E0557, E0599, E0635, E0658.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/generator.rs - generator::Generator (line 26)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1e5c1530017bf0aefb22d942d4346383c99f7df2d01349819ed0235f94b8844b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5c1530017bf0aefb22d942d4346383c99f7df2d01349819ed0235f94b8844b", kill_on_drop: false }`
[INFO] [stdout] 1e5c1530017bf0aefb22d942d4346383c99f7df2d01349819ed0235f94b8844b
