[INFO] fetching crate instrs-derive 0.1.0...
[INFO] testing instrs-derive-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate instrs-derive 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate instrs-derive 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate instrs-derive 0.1.0
[INFO] finished tweaking crates.io crate instrs-derive 0.1.0
[INFO] tweaked toml for crates.io crate instrs-derive 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote_into_macro v0.2.0
[INFO] [stderr]   Downloaded quote_into v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb0b430d6708fecc35fdb15095585d7d4999c217fd1c0b0c8fc43db843ba8c11
[INFO] running `Command { std: "docker" "start" "-a" "eb0b430d6708fecc35fdb15095585d7d4999c217fd1c0b0c8fc43db843ba8c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0b430d6708fecc35fdb15095585d7d4999c217fd1c0b0c8fc43db843ba8c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0b430d6708fecc35fdb15095585d7d4999c217fd1c0b0c8fc43db843ba8c11", kill_on_drop: false }`
[INFO] [stdout] eb0b430d6708fecc35fdb15095585d7d4999c217fd1c0b0c8fc43db843ba8c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0280026fbf92d0a774e33cc82c9ba31847863a7d83e75fc772af4d10ccaeeb0
[INFO] running `Command { std: "docker" "start" "-a" "f0280026fbf92d0a774e33cc82c9ba31847863a7d83e75fc772af4d10ccaeeb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote_into_macro v0.2.0
[INFO] [stderr]    Compiling quote_into v0.2.0
[INFO] [stderr]    Compiling instrs-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TokenStream`
[INFO] [stdout]  --> src/info.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{TokenStream, Literal};
[INFO] [stdout]   |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro::TokenStream as TStream`
[INFO] [stdout]  --> src/info.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use proc_macro::TokenStream as TStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote_into::quote_into`
[INFO] [stdout]  --> src/info.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quote_into::quote_into;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]  --> src/info.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{*, spanned::Spanned};
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `proc_macro2::TokenStream`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use proc_macro2::TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `spanned::Spanned`
[INFO] [stdout]   --> src/lib.rs:10:14
[INFO] [stdout]    |
[INFO] [stdout] 10 | use syn::{*, spanned::Spanned};
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `instrs-derive` due to 2 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f0280026fbf92d0a774e33cc82c9ba31847863a7d83e75fc772af4d10ccaeeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0280026fbf92d0a774e33cc82c9ba31847863a7d83e75fc772af4d10ccaeeb0", kill_on_drop: false }`
[INFO] [stdout] f0280026fbf92d0a774e33cc82c9ba31847863a7d83e75fc772af4d10ccaeeb0
