[INFO] fetching crate tsp-solver 0.0.1...
[INFO] testing tsp-solver-0.0.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate tsp-solver 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate tsp-solver 0.0.1
[INFO] finished tweaking crates.io crate tsp-solver 0.0.1
[INFO] tweaked toml for crates.io crate tsp-solver 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tsp-solver 0.0.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.17.2)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded matrixmultiply v0.3.10
[INFO] [stderr]   Downloaded gen-iter v0.3.0
[INFO] [stderr]   Downloaded ndarray v0.15.6
[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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f976af5b6218ec741c55321002bd8510a5d5b3d01699ee9c369e7e3271ea195
[INFO] running `Command { std: "docker" "start" "-a" "5f976af5b6218ec741c55321002bd8510a5d5b3d01699ee9c369e7e3271ea195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f976af5b6218ec741c55321002bd8510a5d5b3d01699ee9c369e7e3271ea195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f976af5b6218ec741c55321002bd8510a5d5b3d01699ee9c369e7e3271ea195", kill_on_drop: false }`
[INFO] [stdout] 5f976af5b6218ec741c55321002bd8510a5d5b3d01699ee9c369e7e3271ea195
[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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77e6d6721f51c2874a3a1ed23349f6b7b79c1a3aa85aea311c43b0f56ebf4744
[INFO] running `Command { std: "docker" "start" "-a" "77e6d6721f51c2874a3a1ed23349f6b7b79c1a3aa85aea311c43b0f56ebf4744", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling gen-iter v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/lib.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 | #![feature(generators, generator_trait)]
[INFO] [stdout]    |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in 1.75.0; see <https://github.com/rust-lang/rust/pull/116958> for more information
[INFO] [stdout]    = note: renamed to `coroutines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gen-iter` (lib) due to 8 previous errors
[INFO] [stdout] error[E0432]: unresolved imports `core::ops::Generator`, `core::ops::GeneratorState`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ops::{Generator, GeneratorState};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved imports `core::ops::Generator`, `core::ops::GeneratorState`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter_return.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::ops::{Generator, GeneratorState};
[INFO] [stdout]   |                 ^^^^^^^^^  ^^^^^^^^^^^^^^ no `GeneratorState` in `ops`
[INFO] [stdout]   |                 |
[INFO] [stdout]   |                 no `Generator` in `ops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             yield 1;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]    = help: add `#![feature(yield_expr)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |             yield 2;
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]    = help: add `#![feature(yield_expr)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter_return.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             yield 1;
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]     = help: add `#![feature(yield_expr)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: yield syntax is experimental
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/gen_iter_return.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             yield 1;
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #43122 <https://github.com/rust-lang/rust/issues/43122> for more information
[INFO] [stdout]     = help: add `#![feature(yield_expr)]` to the crate attributes to enable
[INFO] [stdout]     = note: this compiler was built on 2026-03-19; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `generator_trait`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gen-iter-0.3.0/src/lib.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 | #![feature(generators, generator_trait)]
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0557, E0635, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "77e6d6721f51c2874a3a1ed23349f6b7b79c1a3aa85aea311c43b0f56ebf4744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77e6d6721f51c2874a3a1ed23349f6b7b79c1a3aa85aea311c43b0f56ebf4744", kill_on_drop: false }`
[INFO] [stdout] 77e6d6721f51c2874a3a1ed23349f6b7b79c1a3aa85aea311c43b0f56ebf4744
