[INFO] cloning repository https://github.com/neelabalan/perceptron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neelabalan/perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelabalan%2Fperceptron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelabalan%2Fperceptron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cc7f2f10e3bc966bfccaaab21557d32fa7ae186
[INFO] checking neelabalan/perceptron against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelabalan%2Fperceptron" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neelabalan/perceptron on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neelabalan/perceptron
[INFO] finished tweaking git repo https://github.com/neelabalan/perceptron
[INFO] tweaked toml for git repo https://github.com/neelabalan/perceptron written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/neelabalan/perceptron 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-csv v0.5.1
[INFO] [stderr]   Downloaded bstr v0.2.17
[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7e4e70fc2446223db9a37b3ef56907ab02610ed228605f9d6cad71b34f89442
[INFO] running `Command { std: "docker" "start" "-a" "a7e4e70fc2446223db9a37b3ef56907ab02610ed228605f9d6cad71b34f89442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e4e70fc2446223db9a37b3ef56907ab02610ed228605f9d6cad71b34f89442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e4e70fc2446223db9a37b3ef56907ab02610ed228605f9d6cad71b34f89442", kill_on_drop: false }`
[INFO] [stdout] a7e4e70fc2446223db9a37b3ef56907ab02610ed228605f9d6cad71b34f89442
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12429c5248e9adfb3405186e45cbda56469b608c79f5798d2ff6b95f8185d8de
[INFO] running `Command { std: "docker" "start" "-a" "12429c5248e9adfb3405186e45cbda56469b608c79f5798d2ff6b95f8185d8de", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ndarray-csv v0.5.1
[INFO] [stderr]     Checking perceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ArrayBase` is imported redundantly
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::prelude::*;
[INFO] [stdout]   |     ------------------- the item `ArrayBase` is already imported here
[INFO] [stdout] 2 | use ndarray::OwnedRepr;
[INFO] [stdout] 3 | use ndarray::ArrayBase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::perceptron::Perceptron`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::perceptron::Perceptron;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::perceptron::BinaryClassifier`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::perceptron::BinaryClassifier;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ArrayBase` is imported redundantly
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::prelude::*;
[INFO] [stdout]   |     ------------------- the item `ArrayBase` is already imported here
[INFO] [stdout] 2 | use ndarray::OwnedRepr;
[INFO] [stdout] 3 | use ndarray::ArrayBase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/perceptron.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for ep in 0..self.epoch {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/perceptron.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for ep in 0..self.epoch {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_breast_cancer` is never used
[INFO] [stdout]   --> src/lib.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn load_breast_cancer() -> Dataset<f64, u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "12429c5248e9adfb3405186e45cbda56469b608c79f5798d2ff6b95f8185d8de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12429c5248e9adfb3405186e45cbda56469b608c79f5798d2ff6b95f8185d8de", kill_on_drop: false }`
[INFO] [stdout] 12429c5248e9adfb3405186e45cbda56469b608c79f5798d2ff6b95f8185d8de
[INFO] checking neelabalan/perceptron against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneelabalan%2Fperceptron" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neelabalan/perceptron on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neelabalan/perceptron
[INFO] finished tweaking git repo https://github.com/neelabalan/perceptron
[INFO] tweaked toml for git repo https://github.com/neelabalan/perceptron written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/neelabalan/perceptron 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dc8d3e95e53d2acad007ba1c5e13986e1b1c446c7cba7ce64cac533b7814825
[INFO] running `Command { std: "docker" "start" "-a" "1dc8d3e95e53d2acad007ba1c5e13986e1b1c446c7cba7ce64cac533b7814825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dc8d3e95e53d2acad007ba1c5e13986e1b1c446c7cba7ce64cac533b7814825", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dc8d3e95e53d2acad007ba1c5e13986e1b1c446c7cba7ce64cac533b7814825", kill_on_drop: false }`
[INFO] [stdout] 1dc8d3e95e53d2acad007ba1c5e13986e1b1c446c7cba7ce64cac533b7814825
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce772fb9bc14de4c78fb0708477e0a6e39f162b52d8fa0f78b9af2e809f7628d
[INFO] running `Command { std: "docker" "start" "-a" "ce772fb9bc14de4c78fb0708477e0a6e39f162b52d8fa0f78b9af2e809f7628d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ndarray-csv v0.5.1
[INFO] [stderr]     Checking perceptron v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (2 fixes)
[INFO] [stdout] warning: the item `ArrayBase` is imported redundantly
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::prelude::*;
[INFO] [stdout]   |     ------------------- the item `ArrayBase` is already imported here
[INFO] [stdout] 2 | use ndarray::OwnedRepr;
[INFO] [stdout] 3 | use ndarray::ArrayBase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/perceptron.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for ep in 0..self.epoch {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `load_breast_cancer` is never used
[INFO] [stdout]   --> src/lib.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn load_breast_cancer() -> Dataset<f64, u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Perceptron`
[INFO] [stdout]   --> src/lib.rs:43:20
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut percep = Perceptron::new();
[INFO] [stdout]    |                          ^^^^^^^^^^ use of undeclared type `Perceptron`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 38 +     use crate::perceptron::Perceptron;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ArrayBase` is imported redundantly
[INFO] [stdout]  --> src/data.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::prelude::*;
[INFO] [stdout]   |     ------------------- the item `ArrayBase` is already imported here
[INFO] [stdout] 2 | use ndarray::OwnedRepr;
[INFO] [stdout] 3 | use ndarray::ArrayBase;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep`
[INFO] [stdout]   --> src/perceptron.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |         for ep in 0..self.epoch {
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_ep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `perceptron` (lib test) due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "ce772fb9bc14de4c78fb0708477e0a6e39f162b52d8fa0f78b9af2e809f7628d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce772fb9bc14de4c78fb0708477e0a6e39f162b52d8fa0f78b9af2e809f7628d", kill_on_drop: false }`
[INFO] [stdout] ce772fb9bc14de4c78fb0708477e0a6e39f162b52d8fa0f78b9af2e809f7628d