[INFO] fetching crate blackboxmc_proc 0.5.1...
[INFO] testing blackboxmc_proc-0.5.1 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate blackboxmc_proc 0.5.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate blackboxmc_proc 0.5.1 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66afba6cb91dae5bf84eafcb9936515fd536e9adbf1c2a2ab40e5a2d151239b6
[INFO] running `Command { std: "docker" "start" "-a" "66afba6cb91dae5bf84eafcb9936515fd536e9adbf1c2a2ab40e5a2d151239b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66afba6cb91dae5bf84eafcb9936515fd536e9adbf1c2a2ab40e5a2d151239b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66afba6cb91dae5bf84eafcb9936515fd536e9adbf1c2a2ab40e5a2d151239b6", kill_on_drop: false }`
[INFO] [stdout] 66afba6cb91dae5bf84eafcb9936515fd536e9adbf1c2a2ab40e5a2d151239b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7c85263a63f28a6a87bff1e108eb02d21224fdd50a51c331ff5b926fb22ddeb
[INFO] running `Command { std: "docker" "start" "-a" "f7c85263a63f28a6a87bff1e108eb02d21224fdd50a51c331ff5b926fb22ddeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling blackboxmc_proc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Channel`, `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Attribute`, `parse_macro_input`, `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] 66 | |         }
[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)]` 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)]` 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: field `vars` is never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 16 |     vars: HashSet<Ident>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.05s
[INFO] running `Command { std: "docker" "inspect" "f7c85263a63f28a6a87bff1e108eb02d21224fdd50a51c331ff5b926fb22ddeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7c85263a63f28a6a87bff1e108eb02d21224fdd50a51c331ff5b926fb22ddeb", kill_on_drop: false }`
[INFO] [stdout] f7c85263a63f28a6a87bff1e108eb02d21224fdd50a51c331ff5b926fb22ddeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e03c55d66f3f83866d8c458c300418db31b9e0cfab455cd27c9c5612acf7d5f
[INFO] running `Command { std: "docker" "start" "-a" "4e03c55d66f3f83866d8c458c300418db31b9e0cfab455cd27c9c5612acf7d5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling blackboxmc_proc v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Channel`, `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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Attribute`, `parse_macro_input`, `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: unused imports: `Channel`, `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)]` on by default
[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] 66 | |         }
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Attribute`, `parse_macro_input`, `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] 66 | |         }
[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)]` 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)]` 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: 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)]` 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: field `vars` is never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 16 |     vars: HashSet<Ident>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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: field `vars` is never read
[INFO] [stdout]   --> src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Args {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 16 |     vars: HashSet<Ident>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "4e03c55d66f3f83866d8c458c300418db31b9e0cfab455cd27c9c5612acf7d5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e03c55d66f3f83866d8c458c300418db31b9e0cfab455cd27c9c5612acf7d5f", kill_on_drop: false }`
[INFO] [stdout] 4e03c55d66f3f83866d8c458c300418db31b9e0cfab455cd27c9c5612acf7d5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f5e1006bacb3384082bba467eb3c1bbc0150a0bd10e6c8d2868e78e2bdae4a7
[INFO] running `Command { std: "docker" "start" "-a" "8f5e1006bacb3384082bba467eb3c1bbc0150a0bd10e6c8d2868e78e2bdae4a7", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Channel`, `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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Attribute`, `parse_macro_input`, `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] 66 | |         }
[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)]` 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)]` 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: field `vars` is never read
[INFO] [stderr]   --> src/lib.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Args {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 16 |     vars: HashSet<Ident>,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` 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 2 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-9b38355cd2a6ccb1)
[INFO] [stderr]    Doc-tests blackboxmc_proc
[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] [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" "8f5e1006bacb3384082bba467eb3c1bbc0150a0bd10e6c8d2868e78e2bdae4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5e1006bacb3384082bba467eb3c1bbc0150a0bd10e6c8d2868e78e2bdae4a7", kill_on_drop: false }`
[INFO] [stdout] 8f5e1006bacb3384082bba467eb3c1bbc0150a0bd10e6c8d2868e78e2bdae4a7
