[INFO] cloning repository https://github.com/Wulfsta/rust-enzyme-flake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wulfsta/rust-enzyme-flake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWulfsta%2Frust-enzyme-flake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWulfsta%2Frust-enzyme-flake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 729a016e3cc52deb2d5b45c9246dfec364ad5f01
[INFO] checking Wulfsta/rust-enzyme-flake against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWulfsta%2Frust-enzyme-flake" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Wulfsta/rust-enzyme-flake
[INFO] finished tweaking git repo https://github.com/Wulfsta/rust-enzyme-flake
[INFO] tweaked toml for git repo https://github.com/Wulfsta/rust-enzyme-flake written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Wulfsta/rust-enzyme-flake on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Wulfsta/rust-enzyme-flake 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v2.0.116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a88beca6c1001b6e9378757e4cad18079220fa03b48233230621f1ea2d849bd1
[INFO] running `Command { std: "docker" "start" "-a" "a88beca6c1001b6e9378757e4cad18079220fa03b48233230621f1ea2d849bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a88beca6c1001b6e9378757e4cad18079220fa03b48233230621f1ea2d849bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88beca6c1001b6e9378757e4cad18079220fa03b48233230621f1ea2d849bd1", kill_on_drop: false }`
[INFO] [stdout] a88beca6c1001b6e9378757e4cad18079220fa03b48233230621f1ea2d849bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ed5b760ac23c8e02d6383a74805bb4afde0c2bdbd778eaf21534aea5a463419
[INFO] running `Command { std: "docker" "start" "-a" "7ed5b760ac23c8e02d6383a74805bb4afde0c2bdbd778eaf21534aea5a463419", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling workspace-hack v0.1.0 (/opt/rustwide/workdir/crates/workspace-hack)
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]    Compiling syn v2.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rust-enzyme-flake v0.1.0 (/opt/rustwide/workdir/crates/rust-enzyme-flake)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/rust-enzyme-flake/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(autodiff)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x0 = rosenbrock(1.0, 3.0); // 400.0
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x1, dx1) = rb_fwd1(1.0, 1.0, 3.0); // (400.0, -800.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dx1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x1, dx1) = rb_fwd1(1.0, 1.0, 3.0); // (400.0, -800.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (x2, dy1) = rb_fwd2(1.0, 3.0, 1.0); // (400.0, 400.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dy1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (x2, dy1) = rb_fwd2(1.0, 3.0, 1.0); // (400.0, 400.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dy1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x3`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let (x3, dxy) = rb_fwd3(1.0, 1.0, 3.0, 1.0); // (400.0, -400.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dxy`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let (x3, dxy) = rb_fwd3(1.0, 1.0, 3.0, 1.0); // (400.0, -400.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dxy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-enzyme-flake` (bin "rust-enzyme-flake" test) due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> crates/rust-enzyme-flake/src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(autodiff)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let x0 = rosenbrock(1.0, 3.0); // 400.0
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x1, dx1) = rb_fwd1(1.0, 1.0, 3.0); // (400.0, -800.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dx1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:16:14
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let (x1, dx1) = rb_fwd1(1.0, 1.0, 3.0); // (400.0, -800.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dx1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (x2, dy1) = rb_fwd2(1.0, 3.0, 1.0); // (400.0, 400.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dy1`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let (x2, dy1) = rb_fwd2(1.0, 3.0, 1.0); // (400.0, 400.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dy1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x3`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let (x3, dxy) = rb_fwd3(1.0, 1.0, 3.0, 1.0); // (400.0, -400.0)
[INFO] [stdout]    |          ^^ help: if this is intentional, prefix it with an underscore: `_x3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dxy`
[INFO] [stdout]   --> crates/rust-enzyme-flake/src/main.rs:19:14
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let (x3, dxy) = rb_fwd3(1.0, 1.0, 3.0, 1.0); // (400.0, -400.0)
[INFO] [stdout]    |              ^^^ help: if this is intentional, prefix it with an underscore: `_dxy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-enzyme-flake` (bin "rust-enzyme-flake") due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7ed5b760ac23c8e02d6383a74805bb4afde0c2bdbd778eaf21534aea5a463419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed5b760ac23c8e02d6383a74805bb4afde0c2bdbd778eaf21534aea5a463419", kill_on_drop: false }`
[INFO] [stdout] 7ed5b760ac23c8e02d6383a74805bb4afde0c2bdbd778eaf21534aea5a463419
