[INFO] fetching crate boulder_derive 0.3.0...
[INFO] testing boulder_derive-0.3.0 against 1.83.0 for beta-1.84.0-4-retry
[INFO] extracting crate boulder_derive 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate boulder_derive 0.3.0 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate boulder_derive 0.3.0
[INFO] finished tweaking crates.io crate boulder_derive 0.3.0
[INFO] tweaked toml for crates.io crate boulder_derive 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.90)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded persian-rug_derive v0.1.3
[INFO] [stderr]   Downloaded persian-rug v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 173b7b442429ccf36cb59dd89b582cc70bb4092adbc74d72a79e22a0f529281b
[INFO] running `Command { std: "docker" "start" "-a" "173b7b442429ccf36cb59dd89b582cc70bb4092adbc74d72a79e22a0f529281b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "173b7b442429ccf36cb59dd89b582cc70bb4092adbc74d72a79e22a0f529281b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173b7b442429ccf36cb59dd89b582cc70bb4092adbc74d72a79e22a0f529281b", kill_on_drop: false }`
[INFO] [stdout] 173b7b442429ccf36cb59dd89b582cc70bb4092adbc74d72a79e22a0f529281b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8682748ad6598b4f6f85371ec68bfdd081ffdff26ef63ab1e6e10bae4a12a713
[INFO] running `Command { std: "docker" "start" "-a" "8682748ad6598b4f6f85371ec68bfdd081ffdff26ef63ab1e6e10bae4a12a713", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling boulder_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buildable` is never read
[INFO] [stdout]   --> src/attributes.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Buildable {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 19 |         buildable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `default` is never read
[INFO] [stdout]   --> src/attributes.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Default {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 23 |         default: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence` is never read
[INFO] [stdout]   --> src/attributes.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Sequence {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 27 |         sequence: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generatable` is never read
[INFO] [stdout]   --> src/attributes.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Generatable {
[INFO] [stdout]    |     ----------- field in this variant
[INFO] [stdout] 31 |         generatable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generator` is never read
[INFO] [stdout]   --> src/attributes.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Generator {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 35 |         generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence_generator` is never read
[INFO] [stdout]   --> src/attributes.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     SequenceGenerator {
[INFO] [stdout]    |     ----------------- field in this variant
[INFO] [stdout] 39 |         sequence_generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Value {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] 218 |         expr: Box<syn::Expr>,
[INFO] [stdout] 219 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     Generator {
[INFO] [stdout]     |     --------- field in this variant
[INFO] [stdout] 233 |         expr: Box<syn::Expr>,
[INFO] [stdout] 234 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `builder` and `generator` are never read
[INFO] [stdout]    --> src/attributes.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct BuilderMetaWithPersianRug {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 342 |     pub builder: BuilderData,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 343 |     pub generator: GeneratorData,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `Command { std: "docker" "inspect" "8682748ad6598b4f6f85371ec68bfdd081ffdff26ef63ab1e6e10bae4a12a713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8682748ad6598b4f6f85371ec68bfdd081ffdff26ef63ab1e6e10bae4a12a713", kill_on_drop: false }`
[INFO] [stdout] 8682748ad6598b4f6f85371ec68bfdd081ffdff26ef63ab1e6e10bae4a12a713
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adab919f090da629c539fd52eaa3411a09da0956e74dc416ce7ba620cf58c43c
[INFO] running `Command { std: "docker" "start" "-a" "adab919f090da629c539fd52eaa3411a09da0956e74dc416ce7ba620cf58c43c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling persian-rug_derive v0.1.3
[INFO] [stderr]    Compiling boulder_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `buildable` is never read
[INFO] [stdout]   --> src/attributes.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Buildable {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 19 |         buildable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `default` is never read
[INFO] [stdout]   --> src/attributes.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Default {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 23 |         default: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence` is never read
[INFO] [stdout]   --> src/attributes.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Sequence {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 27 |         sequence: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generatable` is never read
[INFO] [stdout]   --> src/attributes.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Generatable {
[INFO] [stdout]    |     ----------- field in this variant
[INFO] [stdout] 31 |         generatable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generator` is never read
[INFO] [stdout]   --> src/attributes.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Generator {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 35 |         generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence_generator` is never read
[INFO] [stdout]   --> src/attributes.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     SequenceGenerator {
[INFO] [stdout]    |     ----------------- field in this variant
[INFO] [stdout] 39 |         sequence_generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Value {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] 218 |         expr: Box<syn::Expr>,
[INFO] [stdout] 219 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     Generator {
[INFO] [stdout]     |     --------- field in this variant
[INFO] [stdout] 233 |         expr: Box<syn::Expr>,
[INFO] [stdout] 234 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `builder` and `generator` are never read
[INFO] [stdout]    --> src/attributes.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct BuilderMetaWithPersianRug {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 342 |     pub builder: BuilderData,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 343 |     pub generator: GeneratorData,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling persian-rug v0.1.4
[INFO] [stdout] warning: field `buildable` is never read
[INFO] [stdout]   --> src/attributes.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     Buildable {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 19 |         buildable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `default` is never read
[INFO] [stdout]   --> src/attributes.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Default {
[INFO] [stdout]    |     ------- field in this variant
[INFO] [stdout] 23 |         default: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence` is never read
[INFO] [stdout]   --> src/attributes.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Sequence {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 27 |         sequence: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generatable` is never read
[INFO] [stdout]   --> src/attributes.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Generatable {
[INFO] [stdout]    |     ----------- field in this variant
[INFO] [stdout] 31 |         generatable: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `generator` is never read
[INFO] [stdout]   --> src/attributes.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Generator {
[INFO] [stdout]    |     --------- field in this variant
[INFO] [stdout] 35 |         generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sequence_generator` is never read
[INFO] [stdout]   --> src/attributes.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     SequenceGenerator {
[INFO] [stdout]    |     ----------------- field in this variant
[INFO] [stdout] 39 |         sequence_generator: syn::Ident,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Value {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] 218 |         expr: Box<syn::Expr>,
[INFO] [stdout] 219 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ty` is never read
[INFO] [stdout]    --> src/attributes.rs:234:9
[INFO] [stdout]     |
[INFO] [stdout] 232 |     Generator {
[INFO] [stdout]     |     --------- field in this variant
[INFO] [stdout] 233 |         expr: Box<syn::Expr>,
[INFO] [stdout] 234 |         ty: Option<Box<syn::Type>>,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `builder` and `generator` are never read
[INFO] [stdout]    --> src/attributes.rs:342:9
[INFO] [stdout]     |
[INFO] [stdout] 341 | pub struct BuilderMetaWithPersianRug {
[INFO] [stdout]     |            ------------------------- fields in this struct
[INFO] [stdout] 342 |     pub builder: BuilderData,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 343 |     pub generator: GeneratorData,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.57s
[INFO] running `Command { std: "docker" "inspect" "adab919f090da629c539fd52eaa3411a09da0956e74dc416ce7ba620cf58c43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adab919f090da629c539fd52eaa3411a09da0956e74dc416ce7ba620cf58c43c", kill_on_drop: false }`
[INFO] [stdout] adab919f090da629c539fd52eaa3411a09da0956e74dc416ce7ba620cf58c43c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5bcd9fa22dee4050b6530f7806e43a47048cd010fbb923422cfd9e7d45000c4
[INFO] running `Command { std: "docker" "start" "-a" "c5bcd9fa22dee4050b6530f7806e43a47048cd010fbb923422cfd9e7d45000c4", kill_on_drop: false }`
[INFO] [stderr] warning: field `buildable` is never read
[INFO] [stderr]   --> src/attributes.rs:19:9
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 18 |     Buildable {
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |     --------- field in this variant
[INFO] [stdout] 
[INFO] [stderr] 19 |         buildable: syn::Ident,
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `default` is never read
[INFO] [stderr]   --> src/attributes.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Default {
[INFO] [stderr]    |     ------- field in this variant
[INFO] [stderr] 23 |         default: syn::Ident,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `sequence` is never read
[INFO] [stderr]   --> src/attributes.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Sequence {
[INFO] [stderr]    |     -------- field in this variant
[INFO] [stderr] 27 |         sequence: syn::Ident,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `generatable` is never read
[INFO] [stderr]   --> src/attributes.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Generatable {
[INFO] [stderr]    |     ----------- field in this variant
[INFO] [stderr] 31 |         generatable: syn::Ident,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `generator` is never read
[INFO] [stderr]   --> src/attributes.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Generator {
[INFO] [stderr]    |     --------- field in this variant
[INFO] [stderr] 35 |         generator: syn::Ident,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `sequence_generator` is never read
[INFO] [stderr]   --> src/attributes.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     SequenceGenerator {
[INFO] [stderr]    |     ----------------- field in this variant
[INFO] [stderr] 39 |         sequence_generator: syn::Ident,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `ty` is never read
[INFO] [stderr]    --> src/attributes.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 217 |     Value {
[INFO] [stderr]     |     ----- field in this variant
[INFO] [stderr] 218 |         expr: Box<syn::Expr>,
[INFO] [stderr] 219 |         ty: Option<Box<syn::Type>>,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `ty` is never read
[INFO] [stderr]    --> src/attributes.rs:234:9
[INFO] [stderr]     |
[INFO] [stderr] 232 |     Generator {
[INFO] [stderr]     |     --------- field in this variant
[INFO] [stderr] 233 |         expr: Box<syn::Expr>,
[INFO] [stderr] 234 |         ty: Option<Box<syn::Type>>,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `builder` and `generator` are never read
[INFO] [stderr]    --> src/attributes.rs:342:9
[INFO] [stderr]     |
[INFO] [stderr] 341 | pub struct BuilderMetaWithPersianRug {
[INFO] [stderr]     |            ------------------------- fields in this struct
[INFO] [stderr] 342 |     pub builder: BuilderData,
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 343 |     pub generator: GeneratorData,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `boulder_derive` (lib) generated 9 warnings
[INFO] [stderr] warning: `boulder_derive` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/boulder_derive-67e4e7a229abf0c6)
[INFO] [stderr]    Doc-tests boulder_derive
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - string_pattern (line 201) ... FAILED
[INFO] [stdout] test src/lib.rs - repeat (line 221) ... FAILED
[INFO] [stdout] test src/lib.rs - builder (line 43) ... FAILED
[INFO] [stdout] test src/lib.rs - generatable (line 135) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - string_pattern (line 201) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `boulder`
[INFO] [stdout]  --> src/lib.rs:202:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use boulder::{Const, Generator, Inc, Pattern};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `boulder`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - repeat (line 221) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `boulder`
[INFO] [stdout]  --> src/lib.rs:222:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use boulder::{Generatable, Generator, Repeat};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `boulder`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]  --> src/lib.rs:226:6
[INFO] [stdout]   |
[INFO] [stdout] 7 |    #[boulder(generator=Repeat!("hi", "bye"))]
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `generator` found for struct `Foo` in the current scope
[INFO] [stdout]   --> src/lib.rs:230:18
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Foo {
[INFO] [stdout]    | ---------- function or associated item `generator` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 | let mut g = Foo::generator();
[INFO] [stdout]    |                  ^^^^^^^^^ function or associated item not found in `Foo`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - builder (line 43) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `boulder`
[INFO] [stdout]  --> src/lib.rs:44:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use boulder::{Buildable, Generatable, Builder};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `boulder`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   #[boulder(default=6-1)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |   #[boulder(buildable)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |   #[boulder(buildable(a=1))]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |   #[boulder(buildable, sequence=2)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |   #[boulder(sequence=1)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `builder` found for struct `Foo` in the current scope
[INFO] [stdout]   --> src/lib.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 6  | struct Foo {
[INFO] [stdout]    | ---------- function or associated item `builder` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 | let foo = Foo::builder().build();
[INFO] [stdout]    |                ^^^^^^^ function or associated item not found in `Foo`
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `builder` found for struct `Bar` in the current scope
[INFO] [stdout]   --> src/lib.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Bar {
[INFO] [stdout]    | ---------- function or associated item `builder` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 | let bar = Bar::builder().build();
[INFO] [stdout]    |                ^^^^^^^ function or associated item not found in `Bar`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - generatable (line 135) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `boulder`
[INFO] [stdout]  --> src/lib.rs:136:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use boulder::{Generatable, Generator, Inc};
[INFO] [stdout]   |     ^^^^^^^ use of undeclared crate or module `boulder`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:143:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |   #[boulder(generator=Inc(5))]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:150:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |   #[boulder(generatable)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:153:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |   #[boulder(generatable(a=Inc(1)))]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:157:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |   #[boulder(generatable, sequence_generator=Inc(0usize))]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `boulder` in this scope
[INFO] [stdout]   --> src/lib.rs:160:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |   #[boulder(sequence=1)]
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `generator` found for struct `Bar` in the current scope
[INFO] [stdout]   --> src/lib.rs:164:20
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Bar {
[INFO] [stdout]    | ---------- function or associated item `generator` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 | let mut gen = Bar::generator();
[INFO] [stdout]    |                    ^^^^^^^^^ function or associated item not found in `Bar`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - builder (line 43)
[INFO] [stdout]     src/lib.rs - generatable (line 135)
[INFO] [stdout]     src/lib.rs - repeat (line 221)
[INFO] [stdout]     src/lib.rs - string_pattern (line 201)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c5bcd9fa22dee4050b6530f7806e43a47048cd010fbb923422cfd9e7d45000c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5bcd9fa22dee4050b6530f7806e43a47048cd010fbb923422cfd9e7d45000c4", kill_on_drop: false }`
[INFO] [stdout] c5bcd9fa22dee4050b6530f7806e43a47048cd010fbb923422cfd9e7d45000c4
