[INFO] fetching crate xdevs-no-std 0.2.1...
[INFO] checking xdevs-no-std-0.2.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate xdevs-no-std 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate xdevs-no-std 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate xdevs-no-std 0.2.1
[INFO] tweaked toml for crates.io crate xdevs-no-std 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xdevs-no-std 0.2.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xdevs-no-std 0.2.1 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 323f11eda41ba5584fc72027e3c6cc25b26e97de8a482322f26cfbf990f29643
[INFO] running `Command { std: "docker" "start" "-a" "323f11eda41ba5584fc72027e3c6cc25b26e97de8a482322f26cfbf990f29643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "323f11eda41ba5584fc72027e3c6cc25b26e97de8a482322f26cfbf990f29643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323f11eda41ba5584fc72027e3c6cc25b26e97de8a482322f26cfbf990f29643", kill_on_drop: false }`
[INFO] [stdout] 323f11eda41ba5584fc72027e3c6cc25b26e97de8a482322f26cfbf990f29643
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c78072c67a3c905bac0360a4b8ebf71d98bba8cf071c1347fb59d0c07aa426ab
[INFO] running `Command { std: "docker" "start" "-a" "c78072c67a3c905bac0360a4b8ebf71d98bba8cf071c1347fb59d0c07aa426ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling xdevs-no-std-macros v0.2.0
[INFO] [stderr]     Checking xdevs-no-std v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `std` in `simulator`
[INFO] [stdout]    --> examples/gpt.rs:248:27
[INFO] [stdout]     |
[INFO] [stdout] 248 |         xdevs::simulator::std::sleep(0.0, 1.0, None),
[INFO] [stdout]     |                           ^^^ could not find `std` in `simulator`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/workdir/src/simulator.rs:4:9
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub mod std;
[INFO] [stdout]     |         ^^^
[INFO] [stdout] note: the item is gated behind the `std` feature
[INFO] [stdout]    --> /opt/rustwide/workdir/src/simulator.rs:3:7
[INFO] [stdout]     |
[INFO] [stdout] 3   | #[cfg(feature = "std")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xdevs-no-std` (example "gpt") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "c78072c67a3c905bac0360a4b8ebf71d98bba8cf071c1347fb59d0c07aa426ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c78072c67a3c905bac0360a4b8ebf71d98bba8cf071c1347fb59d0c07aa426ab", kill_on_drop: false }`
[INFO] [stdout] c78072c67a3c905bac0360a4b8ebf71d98bba8cf071c1347fb59d0c07aa426ab