[INFO] cloning repository https://github.com/iamnbutler/rust-theme-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamnbutler/rust-theme-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamnbutler%2Frust-theme-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamnbutler%2Frust-theme-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de56b7cd8beb51658fa447467a1f5b02e0898be6
[INFO] checking iamnbutler/rust-theme-test against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamnbutler%2Frust-theme-test" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iamnbutler/rust-theme-test
[INFO] finished tweaking git repo https://github.com/iamnbutler/rust-theme-test
[INFO] tweaked toml for git repo https://github.com/iamnbutler/rust-theme-test written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iamnbutler/rust-theme-test on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/iamnbutler/rust-theme-test 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9df87af3ba578447881eed82e1f01dead699f42dc965ed8d7da79a64f01e0e3
[INFO] running `Command { std: "docker" "start" "-a" "e9df87af3ba578447881eed82e1f01dead699f42dc965ed8d7da79a64f01e0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9df87af3ba578447881eed82e1f01dead699f42dc965ed8d7da79a64f01e0e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9df87af3ba578447881eed82e1f01dead699f42dc965ed8d7da79a64f01e0e3", kill_on_drop: false }`
[INFO] [stdout] e9df87af3ba578447881eed82e1f01dead699f42dc965ed8d7da79a64f01e0e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32be118a7be671b17df63dfa56a5c6463ffa8fc72e05184808e714ef6425844
[INFO] running `Command { std: "docker" "start" "-a" "a32be118a7be671b17df63dfa56a5c6463ffa8fc72e05184808e714ef6425844", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking winnow v0.5.17
[INFO] [stderr]    Compiling palette v0.7.3
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking fast-srgb8 v1.0.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking phf_shared v0.11.2
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling palette_derive v0.7.3
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_edit v0.20.7
[INFO] [stderr]     Checking toml v0.8.6
[INFO] [stderr]     Checking theme-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `str::FromStr`
[INFO] [stdout]  --> src/theme.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, BTreeMap}, sync::Arc, str::FromStr, path::{Path, PathBuf}};
[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: `str::FromStr`
[INFO] [stdout]  --> src/theme.rs:1:56
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{HashMap, BTreeMap}, sync::Arc, str::FromStr, path::{Path, PathBuf}};
[INFO] [stdout]   |                                                        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ThemeRegistry` is never constructed
[INFO] [stdout]    --> src/theme.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct ThemeRegistry {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Colors` is never constructed
[INFO] [stdout]   --> src/theme.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | struct Colors {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SystemColors` is never constructed
[INFO] [stdout]    --> src/theme.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |         struct SystemColors {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | create_ui_color_overrides!(background, border, text);
[INFO] [stdout]     | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `create_ui_color_overrides_impl` which comes from the expansion of the macro `create_ui_color_overrides` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/theme.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct ThemeVariant {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 158 |     #[serde(skip)]
[INFO] [stdout] 159 |     id: ThemeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ThemeVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `themes` and `current` are never read
[INFO] [stdout]    --> src/theme.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct ThemeRegistry {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 181 |     themes: HashMap<ThemeId, Arc<ThemeVariant>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 182 |     current: Option<Arc<ThemeVariant>>
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ThemeRegistry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ThemeRegistry` is never constructed
[INFO] [stdout]    --> src/theme.rs:180:12
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct ThemeRegistry {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Colors` is never constructed
[INFO] [stdout]   --> src/theme.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 | struct Colors {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SystemColors` is never constructed
[INFO] [stdout]    --> src/theme.rs:128:16
[INFO] [stdout]     |
[INFO] [stdout] 128 |         struct SystemColors {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 | create_ui_color_overrides!(background, border, text);
[INFO] [stdout]     | ---------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `create_ui_color_overrides_impl` which comes from the expansion of the macro `create_ui_color_overrides` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/theme.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 157 | pub struct ThemeVariant {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 158 |     #[serde(skip)]
[INFO] [stdout] 159 |     id: ThemeId,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ThemeVariant` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `themes` and `current` are never read
[INFO] [stdout]    --> src/theme.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 180 | pub struct ThemeRegistry {
[INFO] [stdout]     |            ------------- fields in this struct
[INFO] [stdout] 181 |     themes: HashMap<ThemeId, Arc<ThemeVariant>>,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 182 |     current: Option<Arc<ThemeVariant>>
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ThemeRegistry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `theme-test` (lib test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `theme-test` (lib) due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a32be118a7be671b17df63dfa56a5c6463ffa8fc72e05184808e714ef6425844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32be118a7be671b17df63dfa56a5c6463ffa8fc72e05184808e714ef6425844", kill_on_drop: false }`
[INFO] [stdout] a32be118a7be671b17df63dfa56a5c6463ffa8fc72e05184808e714ef6425844
