[INFO] cloning repository https://github.com/JannikP/Mandala-Smart-Book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JannikP/Mandala-Smart-Book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJannikP%2FMandala-Smart-Book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJannikP%2FMandala-Smart-Book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7145ede91eefe4761776e903a8d830f29b57f69
[INFO] checking JannikP/Mandala-Smart-Book against f10db292a3733b5c67c8da8c7661195ff4b05774 for pr-158914
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJannikP%2FMandala-Smart-Book" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JannikP/Mandala-Smart-Book
[INFO] finished tweaking git repo https://github.com/JannikP/Mandala-Smart-Book
[INFO] tweaked toml for git repo https://github.com/JannikP/Mandala-Smart-Book written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JannikP/Mandala-Smart-Book on toolchain f10db292a3733b5c67c8da8c7661195ff4b05774
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JannikP/Mandala-Smart-Book 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" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135", 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" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135" "/opt/rustwide/cargo-home/bin/cargo" "+f10db292a3733b5c67c8da8c7661195ff4b05774" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135", kill_on_drop: false }`
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[INFO] [stdout] warning: variant `PlainWhite` is never constructed
[INFO] [stdout]   --> src/light.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum LightShow {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     PlainWhite,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LightShow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_some` is never used
[INFO] [stdout]   --> src/light.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl LightShow {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 28 |     pub fn is_some(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/light.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     SPI(SPIError),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 86 -     SPI(SPIError),
[INFO] [stdout] 86 +     SPI(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/light.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     IO(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     IO(std::io::Error),
[INFO] [stdout] 89 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PlainWhite` is never constructed
[INFO] [stdout]   --> src/light.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub enum LightShow {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     PlainWhite,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LightShow` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_some` is never used
[INFO] [stdout]   --> src/light.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | impl LightShow {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 28 |     pub fn is_some(self) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/light.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     SPI(SPIError),
[INFO] [stdout]    |     --- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 86 -     SPI(SPIError),
[INFO] [stdout] 86 +     SPI(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/light.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 |     IO(std::io::Error),
[INFO] [stdout]    |     -- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 89 -     IO(std::io::Error),
[INFO] [stdout] 89 +     IO(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135", kill_on_drop: false }`
[INFO] [stdout] 7f7d7031c7ff4bc3c524c064628d957db4fc95e072d19ad3f79f2f51b0147135
