[INFO] cloning repository https://github.com/HoloISO/vpower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HoloISO/vpower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoloISO%2Fvpower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoloISO%2Fvpower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1619791bedef2d1d6255418ae364f7b8e33dddb
[INFO] checking HoloISO/vpower/e1619791bedef2d1d6255418ae364f7b8e33dddb against eff8269f797067c30555e77f160ec84c0ed15cd9 for pr-159356
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoloISO%2Fvpower" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HoloISO/vpower
[INFO] finished tweaking git repo https://github.com/HoloISO/vpower
[INFO] tweaked toml for git repo https://github.com/HoloISO/vpower written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HoloISO/vpower on toolchain eff8269f797067c30555e77f160ec84c0ed15cd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HoloISO/vpower 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" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df
[INFO] running `Command { std: "docker" "start" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df" "/opt/rustwide/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df" "/opt/rustwide/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking serde v1.0.136
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking vpower v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0015]: cannot call non-const associated function `Command::new::<&str>` in constants
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Command::arg::<&str>` in constants
[INFO] [stdout]   --> main.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Command::output` in constants
[INFO] [stdout]   --> main.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .output()
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Output, std::io::Error>::map::<Vec<u8>, {closure@main.rs:22:14: 22:17}>` in constants
[INFO] [stdout]   --> main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         .map(|o| o.stdout)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Vec<u8>, std::io::Error>::map::<Result<std::string::String, FromUtf8Error>, fn(Vec<u8>) -> Result<std::string::String, FromUtf8Error> {std::string::String::from_utf8}>` in constants
[INFO] [stdout]   --> main.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |         .map(String::from_utf8)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Result<std::string::String, FromUtf8Error>, std::io::Error>::map_err::<std::string::String, {closure@main.rs:24:18: 24:21}>` in constants
[INFO] [stdout]   --> main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map_err` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout]    | |_______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Result<std::string::String, FromUtf8Error>, std::string::String>::and_then::<std::string::String, {closure@main.rs:25:19: 25:24}>` in constants
[INFO] [stdout]   --> main.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::and_then` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout] 25 | |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    | |___________________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot perform non-const deref coercion on `std::string::String` in constants
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: attempting to deref into `str`
[INFO] [stdout] note: impl defined here, but it is not `const`
[INFO] [stdout]   --> /rustc/eff8269f797067c30555e77f160ec84c0ed15cd9/library/alloc/src/string.rs:2855:0
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `core::str::<impl str>::trim` in constants
[INFO] [stdout]   --> main.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const operator in constants
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `PartialEq` is not yet stable as a const trait
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_cmp)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_cmp)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `std::string::String` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 32 |     } else {
[INFO] [stdout]    |     - value is dropped here
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #133214 <https://github.com/rust-lang/rust/issues/133214> for more information
[INFO] [stdout]    = help: add `#![feature(const_destruct)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `Result<std::string::String, std::string::String>` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout] 25 | |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    | |___________________________________________________________________________________________^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 34 |       };
[INFO] [stdout]    |       - value is dropped here
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #133214 <https://github.com/rust-lang/rust/issues/133214> for more information
[INFO] [stdout]    = help: add `#![feature(const_destruct)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `Command` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 34 |     };
[INFO] [stdout]    |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0493, E0658.
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const associated function `Command::new::<&str>` in constants
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Command::arg::<&str>` in constants
[INFO] [stdout]   --> main.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `Command::output` in constants
[INFO] [stdout]   --> main.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .output()
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Output, std::io::Error>::map::<Vec<u8>, {closure@main.rs:22:14: 22:17}>` in constants
[INFO] [stdout]   --> main.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         .map(|o| o.stdout)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout]    | |__________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Vec<u8>, std::io::Error>::map::<Result<std::string::String, FromUtf8Error>, fn(Vec<u8>) -> Result<std::string::String, FromUtf8Error> {std::string::String::from_utf8}>` in constants
[INFO] [stdout]   --> main.rs:23:10
[INFO] [stdout]    |
[INFO] [stdout] 23 |         .map(String::from_utf8)
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Result<std::string::String, FromUtf8Error>, std::io::Error>::map_err::<std::string::String, {closure@main.rs:24:18: 24:21}>` in constants
[INFO] [stdout]   --> main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::map_err` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout]    | |_______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: cannot call conditionally-const method `Result::<Result<std::string::String, FromUtf8Error>, std::string::String>::and_then::<std::string::String, {closure@main.rs:25:19: 25:24}>` in constants
[INFO] [stdout]   --> main.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `Result::<T, E>::and_then` is not yet stable as a const fn
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout] 25 | |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    | |___________________________________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_result_trait_fn)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_result_trait_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot perform non-const deref coercion on `std::string::String` in constants
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: attempting to deref into `str`
[INFO] [stdout] note: impl defined here, but it is not `const`
[INFO] [stdout]   --> /rustc/eff8269f797067c30555e77f160ec84c0ed15cd9/library/alloc/src/string.rs:2855:0
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0015]: cannot call non-const method `core::str::<impl str>::trim` in constants
[INFO] [stdout]   --> main.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |                         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vpower` (bin "vpower" test) due to 18 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0658]: cannot call conditionally-const operator in constants
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: calls in constants are limited to constant functions, tuple structs and tuple variants
[INFO] [stdout]    = note: see issue #143874 <https://github.com/rust-lang/rust/issues/143874> for more information
[INFO] [stdout]    = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `PartialEq` is not yet stable as a const trait
[INFO] [stdout]   --> main.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |         if product_name.trim() == "Jupiter 1" {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: add `#![feature(const_cmp)]` to the crate attributes to enable
[INFO] [stdout]    |
[INFO] [stdout]  1 + #![feature(const_cmp)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `std::string::String` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                    ^^^^^^^^^^^^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 32 |     } else {
[INFO] [stdout]    |     - value is dropped here
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #133214 <https://github.com/rust-lang/rust/issues/133214> for more information
[INFO] [stdout]    = help: add `#![feature(const_destruct)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `Result<std::string::String, std::string::String>` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 |   const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |  ____________________________________________________^
[INFO] [stdout] 20 | |         .arg("/sys/devices/virtual/dmi/id/product_name")
[INFO] [stdout] 21 | |         .output()
[INFO] [stdout] 22 | |         .map(|o| o.stdout)
[INFO] [stdout] 23 | |         .map(String::from_utf8)
[INFO] [stdout] 24 | |         .map_err(|e| format!("Failed to decode command output: {}", e))
[INFO] [stdout] 25 | |         .and_then(|opt| opt.map_err(|e| format!("Invalid utf-8 in command output: {}", e)))
[INFO] [stdout]    | |___________________________________________________________________________________________^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 34 |       };
[INFO] [stdout]    |       - value is dropped here
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #133214 <https://github.com/rust-lang/rust/issues/133214> for more information
[INFO] [stdout]    = help: add `#![feature(const_destruct)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-07-18; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0493]: destructor of `Command` cannot be evaluated at compile-time
[INFO] [stdout]   --> main.rs:19:52
[INFO] [stdout]    |
[INFO] [stdout] 19 | const DEVICEPATH: &str = if let Ok(product_name) = std::process::Command::new("cat")
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the destructor for this type cannot be evaluated in constants
[INFO] [stdout] ...
[INFO] [stdout] 34 |     };
[INFO] [stdout]    |     - value is dropped here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0015, E0493, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0015`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vpower` (bin "vpower") due to 18 previous errors
[INFO] running `Command { std: "docker" "inspect" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df", kill_on_drop: false }`
[INFO] [stdout] 91e3a2db4638a9f90c1afd27bfd5b2d5306ef9ce23a68319b52e291da9ef43df
