[INFO] fetching crate lucien 0.0.3...
[INFO] testing lucien-0.0.3 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lucien 0.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lucien 0.0.3
[INFO] finished tweaking crates.io crate lucien 0.0.3
[INFO] tweaked toml for crates.io crate lucien 0.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lucien 0.0.3 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding nvml-wrapper v0.10.0 (available: v0.11.0)
[INFO] [stderr]       Adding nvml-wrapper-sys v0.8.0 (available: v0.9.0)
[INFO] [stderr]       Adding pyo3 v0.21.2 (available: v0.27.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73fe6abd2168de3bfa4d525a096307d7863325c8b82bf61853bc3b553e6be5e2
[INFO] running `Command { std: "docker" "start" "-a" "73fe6abd2168de3bfa4d525a096307d7863325c8b82bf61853bc3b553e6be5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73fe6abd2168de3bfa4d525a096307d7863325c8b82bf61853bc3b553e6be5e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73fe6abd2168de3bfa4d525a096307d7863325c8b82bf61853bc3b553e6be5e2", kill_on_drop: false }`
[INFO] [stdout] 73fe6abd2168de3bfa4d525a096307d7863325c8b82bf61853bc3b553e6be5e2
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77c029025fd98b5d9e049001d5dc26282d670fe08557bd71558405e8806bd707
[INFO] running `Command { std: "docker" "start" "-a" "77c029025fd98b5d9e049001d5dc26282d670fe08557bd71558405e8806bd707", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling unicode-width v0.2.2
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling nvml-wrapper-sys v0.8.0
[INFO] [stderr]    Compiling getopts v0.2.24
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling wrapcenum-derive v0.4.1
[INFO] [stderr]    Compiling nvml-wrapper v0.10.0
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]    Compiling lucien v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> rust/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nvml_wrapper::error::NvmlError`
[INFO] [stdout]  --> rust/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nvml_wrapper::error::NvmlError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cuda_driver_version_major` and `cuda_driver_version_minor`
[INFO] [stdout]  --> rust/lib.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nvml_wrapper::{cuda_driver_version_major, cuda_driver_version_minor, Nvml};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pretty_bytes::converter::convert`
[INFO] [stdout]  --> rust/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use pretty_bytes::converter::convert;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `pyo3::deprecations::GilRefs::<T>::function_arg`: use `&Bound<'_, T>` instead for this function argument
[INFO] [stdout]   --> rust/lib.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn _lib(_py: Python<'_>, m: &PyModule) -> PyResult<()> {
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cuda_version`
[INFO] [stdout]   --> rust/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let cuda_version = nvml.sys_cuda_driver_version().map_err(|e| PyRuntimeError::new_err(format!("CUDA Version Error: {}", e)))?;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cuda_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "77c029025fd98b5d9e049001d5dc26282d670fe08557bd71558405e8806bd707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77c029025fd98b5d9e049001d5dc26282d670fe08557bd71558405e8806bd707", kill_on_drop: false }`
[INFO] [stdout] 77c029025fd98b5d9e049001d5dc26282d670fe08557bd71558405e8806bd707
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b9dd950d1a1c8afa2beb9f3b84cf0755b01a4615040e7a3f60248e758e0bd14
[INFO] running `Command { std: "docker" "start" "-a" "9b9dd950d1a1c8afa2beb9f3b84cf0755b01a4615040e7a3f60248e758e0bd14", kill_on_drop: false }`
[INFO] [stderr]    Compiling lucien v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> rust/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nvml_wrapper::error::NvmlError`
[INFO] [stdout]  --> rust/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nvml_wrapper::error::NvmlError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `cuda_driver_version_major` and `cuda_driver_version_minor`
[INFO] [stdout]  --> rust/lib.rs:8:20
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nvml_wrapper::{cuda_driver_version_major, cuda_driver_version_minor, Nvml};
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `pretty_bytes::converter::convert`
[INFO] [stdout]  --> rust/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use pretty_bytes::converter::convert;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `pyo3::deprecations::GilRefs::<T>::function_arg`: use `&Bound<'_, T>` instead for this function argument
[INFO] [stdout]   --> rust/lib.rs:47:26
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn _lib(_py: Python<'_>, m: &PyModule) -> PyResult<()> {
[INFO] [stdout]    |                          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cuda_version`
[INFO] [stdout]   --> rust/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let cuda_version = nvml.sys_cuda_driver_version().map_err(|e| PyRuntimeError::new_err(format!("CUDA Version Error: {}", e)))?;
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cuda_version`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "9b9dd950d1a1c8afa2beb9f3b84cf0755b01a4615040e7a3f60248e758e0bd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b9dd950d1a1c8afa2beb9f3b84cf0755b01a4615040e7a3f60248e758e0bd14", kill_on_drop: false }`
[INFO] [stdout] 9b9dd950d1a1c8afa2beb9f3b84cf0755b01a4615040e7a3f60248e758e0bd14
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b53c9dda196cbe84b87770d4af0decb20ed8d13660ce3031ea7aa08a4f1dc51
[INFO] running `Command { std: "docker" "start" "-a" "7b53c9dda196cbe84b87770d4af0decb20ed8d13660ce3031ea7aa08a4f1dc51", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> rust/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nvml_wrapper::error::NvmlError`
[INFO] [stderr]  --> rust/lib.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use nvml_wrapper::error::NvmlError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `cuda_driver_version_major` and `cuda_driver_version_minor`
[INFO] [stderr]  --> rust/lib.rs:8:20
[INFO] [stderr]   |
[INFO] [stderr] 8 | use nvml_wrapper::{cuda_driver_version_major, cuda_driver_version_minor, Nvml};
[INFO] [stderr]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pretty_bytes::converter::convert`
[INFO] [stderr]  --> rust/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use pretty_bytes::converter::convert;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `pyo3::deprecations::GilRefs::<T>::function_arg`: use `&Bound<'_, T>` instead for this function argument
[INFO] [stderr]   --> rust/lib.rs:47:26
[INFO] [stderr]    |
[INFO] [stderr] 47 | fn _lib(_py: Python<'_>, m: &PyModule) -> PyResult<()> {
[INFO] [stderr]    |                          ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cuda_version`
[INFO] [stderr]   --> rust/lib.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let cuda_version = nvml.sys_cuda_driver_version().map_err(|e| PyRuntimeError::new_err(format!("CUDA Version Error: {}", e)))?;
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cuda_version`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `lucien` (lib test) generated 6 warnings (run `cargo fix --lib -p lucien --tests` to apply 5 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests rust/lib.rs (/opt/rustwide/target/debug/deps/_lib-f3be957ddbe64463)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b53c9dda196cbe84b87770d4af0decb20ed8d13660ce3031ea7aa08a4f1dc51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b53c9dda196cbe84b87770d4af0decb20ed8d13660ce3031ea7aa08a4f1dc51", kill_on_drop: false }`
[INFO] [stdout] 7b53c9dda196cbe84b87770d4af0decb20ed8d13660ce3031ea7aa08a4f1dc51
