[INFO] fetching crate sub-model 0.2.0...
[INFO] checking sub-model-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate sub-model 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate sub-model 0.2.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sub-model 0.2.0
[INFO] finished tweaking crates.io crate sub-model 0.2.0
[INFO] tweaked toml for crates.io crate sub-model 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate sub-model 0.2.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa4d9e1bcf1c9ee67a1dfb1beb7cda34bc2fa976ec9b23f533cb359c94d9f482
[INFO] running `Command { std: "docker" "start" "-a" "aa4d9e1bcf1c9ee67a1dfb1beb7cda34bc2fa976ec9b23f533cb359c94d9f482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa4d9e1bcf1c9ee67a1dfb1beb7cda34bc2fa976ec9b23f533cb359c94d9f482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4d9e1bcf1c9ee67a1dfb1beb7cda34bc2fa976ec9b23f533cb359c94d9f482", kill_on_drop: false }`
[INFO] [stdout] aa4d9e1bcf1c9ee67a1dfb1beb7cda34bc2fa976ec9b23f533cb359c94d9f482
[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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a875c4004021a96952dbdd86053f7e164e6230a330ffb47f3ada690698931d
[INFO] running `Command { std: "docker" "start" "-a" "b2a875c4004021a96952dbdd86053f7e164e6230a330ffb47f3ada690698931d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking quote v1.0.17
[INFO] [stderr]     Checking darling_core v0.13.4
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking darling v0.13.4
[INFO] [stderr]     Checking sub-model v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sub_model_field_define::ignore_field::IgnoreField`
[INFO] [stdout]  --> src/darling_models/field_input/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use sub_model_field_define::ignore_field::IgnoreField;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_field_define::ignore_field::IgnoreField`
[INFO] [stdout]  --> src/darling_models/field_input/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use sub_model_field_define::ignore_field::IgnoreField;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extra_fields::ExtraFields`
[INFO] [stdout]  --> src/darling_models/struct_input/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use extra_fields::ExtraFields;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extra_fields::ExtraFields`
[INFO] [stdout]  --> src/darling_models/struct_input/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use extra_fields::ExtraFields;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModelItem`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use sub_model_item::SubModelItem;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModelItem`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use sub_model_item::SubModelItem;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModels`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use sub_model_item::SubModels;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModels`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use sub_model_item::SubModels;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_field_define::ignore_field::IgnoreField`
[INFO] [stdout]  --> src/darling_models/field_input/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use sub_model_field_define::ignore_field::IgnoreField;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extra_fields::ExtraFields`
[INFO] [stdout]  --> src/darling_models/struct_input/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use extra_fields::ExtraFields;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModelItem`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use sub_model_item::SubModelItem;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sub_model_item::SubModels`
[INFO] [stdout]   --> src/darling_models/struct_input/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use sub_model_item::SubModels;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "b2a875c4004021a96952dbdd86053f7e164e6230a330ffb47f3ada690698931d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a875c4004021a96952dbdd86053f7e164e6230a330ffb47f3ada690698931d", kill_on_drop: false }`
[INFO] [stdout] b2a875c4004021a96952dbdd86053f7e164e6230a330ffb47f3ada690698931d