[INFO] fetching crate std3 0.1.22...
[INFO] checking std3-0.1.22 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate std3 0.1.22 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate std3 0.1.22
[INFO] finished tweaking crates.io crate std3 0.1.22
[INFO] tweaked toml for crates.io crate std3 0.1.22 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate std3 0.1.22 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] [stderr]       Adding uart_16550 v0.2.19 (available: v0.3.2)
[INFO] [stderr]       Adding volatile v0.4.6 (available: v0.6.1)
[INFO] [stderr]       Adding x86_64 v0.14.13 (available: v0.15.2)
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1f19faacc9dda46702992b0f24dce9953b35683f63361570a2851438d60d7041
[INFO] running `Command { std: "docker" "start" "-a" "1f19faacc9dda46702992b0f24dce9953b35683f63361570a2851438d60d7041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f19faacc9dda46702992b0f24dce9953b35683f63361570a2851438d60d7041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f19faacc9dda46702992b0f24dce9953b35683f63361570a2851438d60d7041", kill_on_drop: false }`
[INFO] [stdout] 1f19faacc9dda46702992b0f24dce9953b35683f63361570a2851438d60d7041
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e2dc25692890685865185b3c4fe86c095d42071d81f78171eb81321a68813abf
[INFO] running `Command { std: "docker" "start" "-a" "e2dc25692890685865185b3c4fe86c095d42071d81f78171eb81321a68813abf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking uart_16550 v0.2.19
[INFO] [stderr]     Checking std3 v0.1.22 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `__core::task::Ready`
[INFO] [stdout]    --> src/lib.rs:270:35
[INFO] [stdout]     |
[INFO] [stdout] 270 |     pub use __core::task::{ready, Ready, Context, RawWaker, RawWakerVTable, Waker, Poll};
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   no `Ready` in `task`
[INFO] [stdout]     |                                   help: a similar name exists in the module: `ready`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             crate::future::Ready
[INFO] [stdout]             crate::task::Poll::Ready
[INFO] [stdout]             core::future::Ready
[INFO] [stdout]             core::task::Poll::Ready
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ready_macro` has been stable since 1.64.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 | #![feature(ready_macro)]
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]    --> src/lib.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | #![feature(poll_ready)]
[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] [stdout] error[E0432]: unresolved import `__core::task::Ready`
[INFO] [stdout]    --> src/lib.rs:270:35
[INFO] [stdout]     |
[INFO] [stdout] 270 |     pub use __core::task::{ready, Ready, Context, RawWaker, RawWakerVTable, Waker, Poll};
[INFO] [stdout]     |                                   ^^^^^
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   no `Ready` in `task`
[INFO] [stdout]     |                                   help: a similar name exists in the module: `ready`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider importing one of these items instead:
[INFO] [stdout]             crate::future::Ready
[INFO] [stdout]             crate::task::Poll::Ready
[INFO] [stdout]             core::future::Ready
[INFO] [stdout]             core::task::Poll::Ready
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ready_macro` has been stable since 1.64.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:195:12
[INFO] [stdout]     |
[INFO] [stdout] 195 | #![feature(ready_macro)]
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `poll_ready`
[INFO] [stdout]    --> src/lib.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 | #![feature(poll_ready)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `std3` (lib) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `std3` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e2dc25692890685865185b3c4fe86c095d42071d81f78171eb81321a68813abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2dc25692890685865185b3c4fe86c095d42071d81f78171eb81321a68813abf", kill_on_drop: false }`
[INFO] [stdout] e2dc25692890685865185b3c4fe86c095d42071d81f78171eb81321a68813abf