[INFO] fetching crate mushin 0.1.1...
[INFO] testing mushin-0.1.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate mushin 0.1.1 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate mushin 0.1.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mushin 0.1.1
[INFO] finished tweaking crates.io crate mushin 0.1.1
[INFO] tweaked toml for crates.io crate mushin 0.1.1 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0491ae14a1bfb7d449ff0e2b95933b3c82b05f0d15c59cc8e7f3e8ff6fdd62c8
[INFO] running `Command { std: "docker" "start" "-a" "0491ae14a1bfb7d449ff0e2b95933b3c82b05f0d15c59cc8e7f3e8ff6fdd62c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0491ae14a1bfb7d449ff0e2b95933b3c82b05f0d15c59cc8e7f3e8ff6fdd62c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0491ae14a1bfb7d449ff0e2b95933b3c82b05f0d15c59cc8e7f3e8ff6fdd62c8", kill_on_drop: false }`
[INFO] [stdout] 0491ae14a1bfb7d449ff0e2b95933b3c82b05f0d15c59cc8e7f3e8ff6fdd62c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 193d3c3cc10bcff79503fa40ec0c88d8b9b5792f50bdfe117b1bb4e62a84544f
[INFO] running `Command { std: "docker" "start" "-a" "193d3c3cc10bcff79503fa40ec0c88d8b9b5792f50bdfe117b1bb4e62a84544f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling mushin v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "193d3c3cc10bcff79503fa40ec0c88d8b9b5792f50bdfe117b1bb4e62a84544f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "193d3c3cc10bcff79503fa40ec0c88d8b9b5792f50bdfe117b1bb4e62a84544f", kill_on_drop: false }`
[INFO] [stdout] 193d3c3cc10bcff79503fa40ec0c88d8b9b5792f50bdfe117b1bb4e62a84544f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1252f4f8428c2231b37e920a5e8c95d67e735463e6d566778c16a8ce3532279
[INFO] running `Command { std: "docker" "start" "-a" "a1252f4f8428c2231b37e920a5e8c95d67e735463e6d566778c16a8ce3532279", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling mushin v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mushin_derive`
[INFO] [stdout]   --> src/lib.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use mushin_derive::NeuralNetwork;
[INFO] [stdout]    |         ^^^^^^^^^^^^^ use of undeclared crate or module `mushin_derive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `NeuralNetwork`
[INFO] [stdout]   --> src/lib.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     #[derive(NeuralNetwork)]
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `forward` found for struct `TestNetwork` in the current scope
[INFO] [stdout]   --> src/lib.rs:37:25
[INFO] [stdout]    |
[INFO] [stdout] 20 |     struct TestNetwork {
[INFO] [stdout]    |     ------------------ method `forward` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 37 |         let output = nn.forward([1.0, 1.0]);
[INFO] [stdout]    |                         ^^^^^^^ method not found in `TestNetwork`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `NeuralNetwork` defines an item `forward`, perhaps you need to implement it
[INFO] [stdout]   --> src/lib.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub trait NeuralNetwork<const I: usize, const O: usize> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::NeuralNetwork`
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     use super::NeuralNetwork;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mushin` due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a1252f4f8428c2231b37e920a5e8c95d67e735463e6d566778c16a8ce3532279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1252f4f8428c2231b37e920a5e8c95d67e735463e6d566778c16a8ce3532279", kill_on_drop: false }`
[INFO] [stdout] a1252f4f8428c2231b37e920a5e8c95d67e735463e6d566778c16a8ce3532279