[INFO] fetching crate blackboxmc_proc 0.5.1...
[INFO] testing blackboxmc_proc-0.5.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate blackboxmc_proc 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate blackboxmc_proc 0.5.1
[INFO] finished tweaking crates.io crate blackboxmc_proc 0.5.1
[INFO] tweaked toml for crates.io crate blackboxmc_proc 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blackboxmc_proc 0.5.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1d3bf0d35d3457b1596290147f29c856ec17857a352733ab28ca132baff68e0
[INFO] running `Command { std: "docker" "start" "-a" "b1d3bf0d35d3457b1596290147f29c856ec17857a352733ab28ca132baff68e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1d3bf0d35d3457b1596290147f29c856ec17857a352733ab28ca132baff68e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d3bf0d35d3457b1596290147f29c856ec17857a352733ab28ca132baff68e0", kill_on_drop: false }`
[INFO] [stdout] b1d3bf0d35d3457b1596290147f29c856ec17857a352733ab28ca132baff68e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9791ef3be88be2eb2ce07fe75a117a2d069444dfc212d8bad13be239c1b78c78
[INFO] running `Command { std: "docker" "start" "-a" "9791ef3be88be2eb2ce07fe75a117a2d069444dfc212d8bad13be239c1b78c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling blackboxmc_proc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Channel` and `version_meta`
[INFO] [stdout]  --> src/lib.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rustc_version::{version_meta, Channel};
[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 imports: `Attribute`, `parse_macro_input`, and `self`
[INFO] [stdout]   --> src/lib.rs:8:13
[INFO] [stdout]    |
[INFO] [stdout]  8 |     parse::{self, Parse, ParseStream},
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]  9 |     parse_macro_input,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Attribute, ItemImpl, Receiver, Token,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     match extends_general(
[INFO] [stdout] 50 | |         ExtendType::from(attr.to_string().as_str()),
[INFO] [stdout] 51 | |         attr,
[INFO] [stdout] 52 | |         item.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 68 |       item
[INFO] [stdout]    |       ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abstract_functions`
[INFO] [stdout]    --> src/lib.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let abstract_functions = ExtendRequirements::from_type(&ty).abstract_functions;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abstract_functions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]    --> src/lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let struct_name = type_name(&*item.self_ty, false, false, false);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]    --> src/lib.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 259 |     attr: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]   --> src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tab_executor` is never used
[INFO] [stdout]    --> src/lib.rs:678:8
[INFO] [stdout]     |
[INFO] [stdout] 427 | impl<'a> ExtendRequirements<'a> {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 678 |     fn tab_executor() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "9791ef3be88be2eb2ce07fe75a117a2d069444dfc212d8bad13be239c1b78c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9791ef3be88be2eb2ce07fe75a117a2d069444dfc212d8bad13be239c1b78c78", kill_on_drop: false }`
[INFO] [stdout] 9791ef3be88be2eb2ce07fe75a117a2d069444dfc212d8bad13be239c1b78c78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed289ecf78830ca65f83a4232dbf1f81be945fcca09cfc698baac3dc99fa99d0
[INFO] running `Command { std: "docker" "start" "-a" "ed289ecf78830ca65f83a4232dbf1f81be945fcca09cfc698baac3dc99fa99d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling blackboxmc_proc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Channel` and `version_meta`
[INFO] [stdout]  --> src/lib.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rustc_version::{version_meta, Channel};
[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 imports: `Attribute`, `parse_macro_input`, and `self`
[INFO] [stdout]   --> src/lib.rs:8:13
[INFO] [stdout]    |
[INFO] [stdout]  8 |     parse::{self, Parse, ParseStream},
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]  9 |     parse_macro_input,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Attribute, ItemImpl, Receiver, Token,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     match extends_general(
[INFO] [stdout] 50 | |         ExtendType::from(attr.to_string().as_str()),
[INFO] [stdout] 51 | |         attr,
[INFO] [stdout] 52 | |         item.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 68 |       item
[INFO] [stdout]    |       ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abstract_functions`
[INFO] [stdout]    --> src/lib.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let abstract_functions = ExtendRequirements::from_type(&ty).abstract_functions;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abstract_functions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]    --> src/lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let struct_name = type_name(&*item.self_ty, false, false, false);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]    --> src/lib.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 259 |     attr: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]   --> src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tab_executor` is never used
[INFO] [stdout]    --> src/lib.rs:678:8
[INFO] [stdout]     |
[INFO] [stdout] 427 | impl<'a> ExtendRequirements<'a> {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 678 |     fn tab_executor() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Channel` and `version_meta`
[INFO] [stdout]  --> src/lib.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rustc_version::{version_meta, Channel};
[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 imports: `Attribute`, `parse_macro_input`, and `self`
[INFO] [stdout]   --> src/lib.rs:8:13
[INFO] [stdout]    |
[INFO] [stdout]  8 |     parse::{self, Parse, ParseStream},
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]  9 |     parse_macro_input,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Attribute, ItemImpl, Receiver, Token,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/lib.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     match extends_general(
[INFO] [stdout] 50 | |         ExtendType::from(attr.to_string().as_str()),
[INFO] [stdout] 51 | |         attr,
[INFO] [stdout] 52 | |         item.clone(),
[INFO] [stdout] ...  |
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 68 |       item
[INFO] [stdout]    |       ^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `abstract_functions`
[INFO] [stdout]    --> src/lib.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let abstract_functions = ExtendRequirements::from_type(&ty).abstract_functions;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abstract_functions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `struct_name`
[INFO] [stdout]    --> src/lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let struct_name = type_name(&*item.self_ty, false, false, false);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]    --> src/lib.rs:259:5
[INFO] [stdout]     |
[INFO] [stdout] 259 |     attr: TokenStream,
[INFO] [stdout]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Args` is never constructed
[INFO] [stdout]   --> src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `tab_executor` is never used
[INFO] [stdout]    --> src/lib.rs:678:8
[INFO] [stdout]     |
[INFO] [stdout] 427 | impl<'a> ExtendRequirements<'a> {
[INFO] [stdout]     | ------------------------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 678 |     fn tab_executor() -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "ed289ecf78830ca65f83a4232dbf1f81be945fcca09cfc698baac3dc99fa99d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed289ecf78830ca65f83a4232dbf1f81be945fcca09cfc698baac3dc99fa99d0", kill_on_drop: false }`
[INFO] [stdout] ed289ecf78830ca65f83a4232dbf1f81be945fcca09cfc698baac3dc99fa99d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c82e65e2365d5ff81fbc95e02e8c4293aedf97e4b7224ed7f627cbba2f2cf81
[INFO] running `Command { std: "docker" "start" "-a" "1c82e65e2365d5ff81fbc95e02e8c4293aedf97e4b7224ed7f627cbba2f2cf81", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Channel` and `version_meta`
[INFO] [stderr]  --> src/lib.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rustc_version::{version_meta, Channel};
[INFO] [stderr]   |                     ^^^^^^^^^^^^  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Attribute`, `parse_macro_input`, and `self`
[INFO] [stderr]   --> src/lib.rs:8:13
[INFO] [stderr]    |
[INFO] [stderr]  8 |     parse::{self, Parse, ParseStream},
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]  9 |     parse_macro_input,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 12 |     Attribute, ItemImpl, Receiver, Token,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/lib.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 49 | /     match extends_general(
[INFO] [stderr] 50 | |         ExtendType::from(attr.to_string().as_str()),
[INFO] [stderr] 51 | |         attr,
[INFO] [stderr] 52 | |         item.clone(),
[INFO] [stderr] ...  |
[INFO] [stderr] 67 | |     }
[INFO] [stderr]    | |_____- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr] 68 |       item
[INFO] [stderr]    |       ^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `abstract_functions`
[INFO] [stderr]    --> src/lib.rs:224:9
[INFO] [stderr]     |
[INFO] [stderr] 224 |     let abstract_functions = ExtendRequirements::from_type(&ty).abstract_functions;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_abstract_functions`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `struct_name`
[INFO] [stderr]    --> src/lib.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |     let struct_name = type_name(&*item.self_ty, false, false, false);
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_struct_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attr`
[INFO] [stderr]    --> src/lib.rs:259:5
[INFO] [stderr]     |
[INFO] [stderr] 259 |     attr: TokenStream,
[INFO] [stderr]     |     ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Args` is never constructed
[INFO] [stderr]   --> src/lib.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Args {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `tab_executor` is never used
[INFO] [stderr]    --> src/lib.rs:678:8
[INFO] [stderr]     |
[INFO] [stderr] 427 | impl<'a> ExtendRequirements<'a> {
[INFO] [stderr]     | ------------------------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 678 |     fn tab_executor() -> Self {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `blackboxmc_proc` (lib) generated 8 warnings (run `cargo fix --lib -p blackboxmc_proc` to apply 5 suggestions)
[INFO] [stderr] warning: `blackboxmc_proc` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blackboxmc_proc-e4ce3c39499a05c7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blackboxmc_proc
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c82e65e2365d5ff81fbc95e02e8c4293aedf97e4b7224ed7f627cbba2f2cf81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c82e65e2365d5ff81fbc95e02e8c4293aedf97e4b7224ed7f627cbba2f2cf81", kill_on_drop: false }`
[INFO] [stdout] 1c82e65e2365d5ff81fbc95e02e8c4293aedf97e4b7224ed7f627cbba2f2cf81
