[INFO] fetching crate livewire 0.1.0...
[INFO] testing livewire-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate livewire 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate livewire 0.1.0
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate livewire 0.1.0
[INFO] tweaked toml for crates.io crate livewire 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate livewire 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate livewire 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.84
[INFO] [stderr]   Downloaded wifiscanner v0.5.1
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82fe0b9d1560558fe59932f1974ab5d1984d09f4a84f12e010c5039eab9af6a3
[INFO] running `Command { std: "docker" "start" "-a" "82fe0b9d1560558fe59932f1974ab5d1984d09f4a84f12e010c5039eab9af6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82fe0b9d1560558fe59932f1974ab5d1984d09f4a84f12e010c5039eab9af6a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fe0b9d1560558fe59932f1974ab5d1984d09f4a84f12e010c5039eab9af6a3", kill_on_drop: false }`
[INFO] [stdout] 82fe0b9d1560558fe59932f1974ab5d1984d09f4a84f12e010c5039eab9af6a3
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2343aaca10c556c53048a827854529fd794e0d7fe084335a7fa176960fb29aa6
[INFO] running `Command { std: "docker" "start" "-a" "2343aaca10c556c53048a827854529fd794e0d7fe084335a7fa176960fb29aa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling thiserror v1.0.61
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling either v1.12.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling wifiscanner v0.5.1
[INFO] [stderr]    Compiling livewire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `utils` in the crate root
[INFO] [stdout]  --> src/linux.rs:8:28
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn connect() -> crate::utils::CommandData<bool> {
[INFO] [stdout]   |                            ^^^^^ could not find `utils` in the crate root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error::Error`
[INFO] [stdout]  --> src/lib.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::Error, fmt};
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `scan` has an incompatible type for trait
[INFO] [stdout]   --> src/linux.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn scan() -> Vec<String> {
[INFO] [stdout]    |                  ^^^^^^^^^^^ expected `Result<Vec<Wifi>, std::string::String>`, found `Vec<std::string::String>`
[INFO] [stdout]    |
[INFO] [stdout] note: type in trait
[INFO] [stdout]   --> src/lib.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn scan() -> Result<Vec<Wifi>, String>;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: expected signature `fn() -> Result<Vec<Wifi>, std::string::String>`
[INFO] [stdout]               found signature `fn() -> Vec<std::string::String>`
[INFO] [stdout] help: change the output type to match the trait
[INFO] [stdout]    |
[INFO] [stdout] 12 -     fn scan() -> Vec<String> {
[INFO] [stdout] 12 +     fn scan() -> Result<Vec<Wifi>, std::string::String> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0053, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `livewire` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2343aaca10c556c53048a827854529fd794e0d7fe084335a7fa176960fb29aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2343aaca10c556c53048a827854529fd794e0d7fe084335a7fa176960fb29aa6", kill_on_drop: false }`
[INFO] [stdout] 2343aaca10c556c53048a827854529fd794e0d7fe084335a7fa176960fb29aa6