[INFO] fetching crate finny_derive 0.1.0...
[INFO] checking finny_derive-0.1.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate finny_derive 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate finny_derive 0.1.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finny_derive 0.1.0
[INFO] finished tweaking crates.io crate finny_derive 0.1.0
[INFO] tweaked toml for crates.io crate finny_derive 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7cafdfecd2af6835ed8cfe33b5f6103cfe7e0c8bfd940f49d8977a27d937a00
[INFO] running `Command { std: "docker" "start" "-a" "d7cafdfecd2af6835ed8cfe33b5f6103cfe7e0c8bfd940f49d8977a27d937a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7cafdfecd2af6835ed8cfe33b5f6103cfe7e0c8bfd940f49d8977a27d937a00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7cafdfecd2af6835ed8cfe33b5f6103cfe7e0c8bfd940f49d8977a27d937a00", kill_on_drop: false }`
[INFO] [stdout] d7cafdfecd2af6835ed8cfe33b5f6103cfe7e0c8bfd940f49d8977a27d937a00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfce4ab67134a18e9f6b65990694c7fe15a2cb48dafd50670c2cd2cb9de8f71f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cfce4ab67134a18e9f6b65990694c7fe15a2cb48dafd50670c2cd2cb9de8f71f", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.26
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.69
[INFO] [stderr]     Checking finny_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parse.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExprMethodCall`, `Expr`, `ParseStream`, `self`
[INFO] [stdout]  --> src/parse.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Error, Expr, ExprMethodCall, GenericArgument, ItemFn, parse::{self, Parse, ParseStream}, spanned::Spanned};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^^^^^^^^                                   ^^^^         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `assert_no_generics`, `get_closure`, `get_generics`, `get_method_receiver_ident`, `to_field_name`
[INFO] [stdout]  --> src/parse.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...blocks, get_generics, get_method_receiver_ident}, parse_fsm::FsmParser, utils::{assert_no_generics, get_closure, to_field_name}};
[INFO] [stdout]   |            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^                                 ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parse.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ExprMethodCall`, `Expr`, `ParseStream`, `self`
[INFO] [stdout]  --> src/parse.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Error, Expr, ExprMethodCall, GenericArgument, ItemFn, parse::{self, Parse, ParseStream}, spanned::Spanned};
[INFO] [stdout]   |                  ^^^^  ^^^^^^^^^^^^^^                                   ^^^^         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `assert_no_generics`, `get_closure`, `get_generics`, `get_method_receiver_ident`, `to_field_name`
[INFO] [stdout]  --> src/parse.rs:6:53
[INFO] [stdout]   |
[INFO] [stdout] 6 | ...blocks, get_generics, get_method_receiver_ident}, parse_fsm::FsmParser, utils::{assert_no_generics, get_closure, to_field_name}};
[INFO] [stdout]   |            ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^                                 ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parse`
[INFO] [stdout]  --> src/parse.rs:4:79
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Error, Expr, ExprMethodCall, GenericArgument, ItemFn, parse::{self, Parse, ParseStream}, spanned::Spanned};
[INFO] [stdout]   |                                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parse_fsm.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 _ => todo!("unsupported block!")
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/codegen.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for (i, (_, state)) in fsm.fsm.states.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/codegen.rs:173:33
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   let body = &action.body;                     
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/codegen.rs:226:33
[INFO] [stdout]     |
[INFO] [stdout] 226 | ...                   let body = &action.body;                     
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/parse.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn parse(attr: TokenStream, item: TokenStream) -> syn::Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/parse_fsm.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |             for (ty, ev) in self.events.iter() {
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parse`
[INFO] [stdout]  --> src/parse.rs:4:79
[INFO] [stdout]   |
[INFO] [stdout] 4 | use syn::{Error, Expr, ExprMethodCall, GenericArgument, ItemFn, parse::{self, Parse, ParseStream}, spanned::Spanned};
[INFO] [stdout]   |                                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parse_fsm.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 _ => todo!("unsupported block!")
[INFO] [stdout]     |                 ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/codegen.rs:28:14
[INFO] [stdout]    |
[INFO] [stdout] 28 |         for (i, (_, state)) in fsm.fsm.states.iter().enumerate() {
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/codegen.rs:173:33
[INFO] [stdout]     |
[INFO] [stdout] 173 | ...                   let body = &action.body;                     
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]    --> src/codegen.rs:226:33
[INFO] [stdout]     |
[INFO] [stdout] 226 | ...                   let body = &action.body;                     
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attr`
[INFO] [stdout]   --> src/parse.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn parse(attr: TokenStream, item: TokenStream) -> syn::Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_attr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]    --> src/parse_fsm.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |             for (ty, ev) in self.events.iter() {
[INFO] [stdout]     |                  ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stop`
[INFO] [stdout]    --> src/parse.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     Stop,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfTransition`
[INFO] [stdout]    --> src/parse.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     SelfTransition(syn::Type, EventGuardAction)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stop`
[INFO] [stdout]    --> src/parse.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     Stop,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SelfTransition`
[INFO] [stdout]    --> src/parse.rs:245:5
[INFO] [stdout]     |
[INFO] [stdout] 245 |     SelfTransition(syn::Type, EventGuardAction)
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.62s
[INFO] running `Command { std: "docker" "inspect" "cfce4ab67134a18e9f6b65990694c7fe15a2cb48dafd50670c2cd2cb9de8f71f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfce4ab67134a18e9f6b65990694c7fe15a2cb48dafd50670c2cd2cb9de8f71f", kill_on_drop: false }`
[INFO] [stdout] cfce4ab67134a18e9f6b65990694c7fe15a2cb48dafd50670c2cd2cb9de8f71f