[INFO] fetching crate yield-iter 0.2.1...
[INFO] testing yield-iter-0.2.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate yield-iter 0.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate yield-iter 0.2.1
[INFO] finished tweaking crates.io crate yield-iter 0.2.1
[INFO] tweaked toml for crates.io crate yield-iter 0.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yield-iter 0.2.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winapi-util v0.1.11
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.6
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.21
[INFO] [stderr]   Downloaded either v1.15.0
[INFO] [stderr]   Downloaded walkdir v2.5.0
[INFO] [stderr]   Downloaded atty v0.2.14
[INFO] [stderr]   Downloaded cfg-if v1.0.4
[INFO] [stderr]   Downloaded hermit-abi v0.1.19
[INFO] [stderr]   Downloaded plotters-backend v0.3.7
[INFO] [stderr]   Downloaded plotters-svg v0.3.7
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.115
[INFO] [stderr]   Downloaded itoa v1.0.18
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.115
[INFO] [stderr]   Downloaded windows-link v0.2.1
[INFO] [stderr]   Downloaded textwrap v0.11.0
[INFO] [stderr]   Downloaded lazy_static v1.5.0
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded once_cell v1.21.4
[INFO] [stderr]   Downloaded ryu v1.0.23
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.115
[INFO] [stderr]   Downloaded num-traits v0.2.19
[INFO] [stderr]   Downloaded js-sys v0.3.92
[INFO] [stderr]   Downloaded bumpalo v3.20.2
[INFO] [stderr]   Downloaded plotters v0.3.7
[INFO] [stderr]   Downloaded aho-corasick v1.1.4
[INFO] [stderr]   Downloaded clap v2.34.0
[INFO] [stderr]   Downloaded regex v1.12.3
[INFO] [stderr]   Downloaded serde_json v1.0.149
[INFO] [stderr]   Downloaded rayon v1.11.0
[INFO] [stderr]   Downloaded serde v1.0.228
[INFO] [stderr]   Downloaded unicode-width v0.1.14
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.115
[INFO] [stderr]   Downloaded syn v2.0.117
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded serde_derive v1.0.228
[INFO] [stderr]   Downloaded regex-syntax v0.8.10
[INFO] [stderr]   Downloaded serde_core v1.0.228
[INFO] [stderr]   Downloaded rayon-core v1.13.0
[INFO] [stderr]   Downloaded csv-core v0.1.13
[INFO] [stderr]   Downloaded zmij v1.0.21
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded rustversion v1.0.22
[INFO] [stderr]   Downloaded regex-automata v0.4.14
[INFO] [stderr]   Downloaded web-sys v0.3.92
[INFO] [stderr]   Downloaded libc v0.2.183
[INFO] [stderr]   Downloaded csv v1.4.0
[INFO] [stderr]   Downloaded windows-sys v0.61.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29cc3f08e8c70d241cc1c0ab10415c72f7cc9dc4a5db108182e63d6d2813cced
[INFO] running `Command { std: "docker" "start" "-a" "29cc3f08e8c70d241cc1c0ab10415c72f7cc9dc4a5db108182e63d6d2813cced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29cc3f08e8c70d241cc1c0ab10415c72f7cc9dc4a5db108182e63d6d2813cced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29cc3f08e8c70d241cc1c0ab10415c72f7cc9dc4a5db108182e63d6d2813cced", kill_on_drop: false }`
[INFO] [stdout] 29cc3f08e8c70d241cc1c0ab10415c72f7cc9dc4a5db108182e63d6d2813cced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 151aa0c51375a5b77c902874a6abe20ef7bb1a6d0ce00daf76026080aa454d8f
[INFO] running `Command { std: "docker" "start" "-a" "151aa0c51375a5b77c902874a6abe20ef7bb1a6d0ce00daf76026080aa454d8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling yield-iter v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `std::ops::Generator`, `std::ops::GeneratorState`
[INFO] [stdout]  --> src/lib.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::{Generator, GeneratorState},
[INFO] [stdout]   |           ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]   |           |
[INFO] [stdout]   |           no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::LinkedList`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::LinkedList;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generator_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yield-iter` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "151aa0c51375a5b77c902874a6abe20ef7bb1a6d0ce00daf76026080aa454d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "151aa0c51375a5b77c902874a6abe20ef7bb1a6d0ce00daf76026080aa454d8f", kill_on_drop: false }`
[INFO] [stdout] 151aa0c51375a5b77c902874a6abe20ef7bb1a6d0ce00daf76026080aa454d8f
