[INFO] fetching crate funfsm 0.2.1...
[INFO] testing funfsm-0.2.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate funfsm 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate funfsm 0.2.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate funfsm 0.2.1
[INFO] finished tweaking crates.io crate funfsm 0.2.1
[INFO] tweaked toml for crates.io crate funfsm 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17ad8843e0cbed29f02de80a9f16f1a7366c9e195cf5f0b83313d26e81f8c60d
[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" "17ad8843e0cbed29f02de80a9f16f1a7366c9e195cf5f0b83313d26e81f8c60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17ad8843e0cbed29f02de80a9f16f1a7366c9e195cf5f0b83313d26e81f8c60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ad8843e0cbed29f02de80a9f16f1a7366c9e195cf5f0b83313d26e81f8c60d", kill_on_drop: false }`
[INFO] [stdout] 17ad8843e0cbed29f02de80a9f16f1a7366c9e195cf5f0b83313d26e81f8c60d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", 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] 44dbf2c0b98ea01d0bcbc4782fdc4d79e08fdc60ea2de260df356f33354745b1
[INFO] running `Command { std: "docker" "start" "-a" "44dbf2c0b98ea01d0bcbc4782fdc4d79e08fdc60ea2de260df356f33354745b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling funfsm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/constraints.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T::Context) -> bool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let (from, init_ctx) = try!(self.check_preconditions());
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(self.constraints.check_preconditions(from, &ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(self.constraints.check_invariants(&ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(self.constraints.check_invariants(&final_ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                      ^^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout] 4 + pub type Pred<T> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:50
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                                  ^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 5 - pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout] 5 + pub type TransitionCheck<T>
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "44dbf2c0b98ea01d0bcbc4782fdc4d79e08fdc60ea2de260df356f33354745b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44dbf2c0b98ea01d0bcbc4782fdc4d79e08fdc60ea2de260df356f33354745b1", kill_on_drop: false }`
[INFO] [stdout] 44dbf2c0b98ea01d0bcbc4782fdc4d79e08fdc60ea2de260df356f33354745b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21195e213b7dec4ceea5e9d27cc27b3d982b566a721f413d5e2c2ade5d8dcaa6
[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" "21195e213b7dec4ceea5e9d27cc27b3d982b566a721f413d5e2c2ade5d8dcaa6", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/constraints.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T::Context) -> bool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let (from, init_ctx) = try!(self.check_preconditions());
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(self.constraints.check_preconditions(from, &ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(self.constraints.check_invariants(&ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(self.constraints.check_invariants(&final_ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                      ^^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout] 4 + pub type Pred<T> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:50
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                                  ^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 5 - pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout] 5 + pub type TransitionCheck<T>
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling funfsm v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/constraints.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T::Context) -> bool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let (from, init_ctx) = try!(self.check_preconditions());
[INFO] [stdout]    |                                ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         try!(self.constraints.check_preconditions(from, &ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         try!(self.constraints.check_invariants(&ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/fsm_check.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         try!(self.constraints.check_invariants(&final_ctx));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:4:38
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   |                                      ^^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 4 - pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout] 4 + pub type Pred<T> = Box<Fn(&T::Context) -> bool>;
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stdout]  --> src/constraints.rs:5:29
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                        ^^^^^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                     ^^^^^^
[INFO] [stdout] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stdout]  --> src/constraints.rs:6:50
[INFO] [stdout]   |
[INFO] [stdout] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stdout]   |                                                  ^^^^^^^^^
[INFO] [stdout] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stdout]   |
[INFO] [stdout] 5 - pub type TransitionCheck<T: FsmTypes>
[INFO] [stdout] 5 + pub type TransitionCheck<T>
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "21195e213b7dec4ceea5e9d27cc27b3d982b566a721f413d5e2c2ade5d8dcaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21195e213b7dec4ceea5e9d27cc27b3d982b566a721f413d5e2c2ade5d8dcaa6", kill_on_drop: false }`
[INFO] [stdout] 21195e213b7dec4ceea5e9d27cc27b3d982b566a721f413d5e2c2ade5d8dcaa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", 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] 62dfa7fe2462d8a0a5dd6315ecb9abdb75c34b73c16c4e940c657bb0921ea251
[INFO] running `Command { std: "docker" "start" "-a" "62dfa7fe2462d8a0a5dd6315ecb9abdb75c34b73c16c4e940c657bb0921ea251", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/constraints.rs:4:34
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T::Context) -> bool`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fsm_check.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let (from, init_ctx) = try!(self.check_preconditions());
[INFO] [stderr]    |                                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fsm_check.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         try!(self.constraints.check_preconditions(from, &ctx));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fsm_check.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(self.constraints.check_invariants(&ctx));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/fsm_check.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         try!(self.constraints.check_invariants(&final_ctx));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]  --> src/constraints.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stderr]   |                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(type_alias_bounds)]` on by default
[INFO] [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stderr]  --> src/constraints.rs:4:38
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stderr]   |                                      ^^^^^^^^^^
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]   |
[INFO] [stderr] 4 - pub type Pred<T: FsmTypes> = Box<Fn(&T::Context) -> bool>;
[INFO] [stderr] 4 + pub type Pred<T> = Box<Fn(&T::Context) -> bool>;
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: bounds on generic parameters are not enforced in type aliases
[INFO] [stderr]  --> src/constraints.rs:5:29
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub type TransitionCheck<T: FsmTypes>
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stderr]  --> src/constraints.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stderr]   |           ^^^^^^^^^^
[INFO] [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stderr]  --> src/constraints.rs:6:24
[INFO] [stderr]   |
[INFO] [stderr] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stderr]   |                        ^^^^^^^^^^
[INFO] [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stderr]  --> src/constraints.rs:6:37
[INFO] [stderr]   |
[INFO] [stderr] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stderr]   |                                     ^^^^^^
[INFO] [stderr] help: use fully disambiguated paths (i.e., `<T as Trait>::Assoc`) to refer to associated types in type aliases
[INFO] [stderr]  --> src/constraints.rs:6:50
[INFO] [stderr]   |
[INFO] [stderr] 6 |     = fn(&T::Context, &T::Context, &T::Msg, &Vec<T::Output>) -> Result<(), String>;
[INFO] [stderr]   |                                                  ^^^^^^^^^
[INFO] [stderr] help: the bound will not be checked when the type alias is used, and should be removed
[INFO] [stderr]   |
[INFO] [stderr] 5 - pub type TransitionCheck<T: FsmTypes>
[INFO] [stderr] 5 + pub type TransitionCheck<T>
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: `funfsm` (lib) generated 7 warnings
[INFO] [stderr] warning: `funfsm` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/funfsm-61ad233edc2bafee)
[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] [stderr]      Running tests/bowl_fsm.rs (/opt/rustwide/target/debug/deps/bowl_fsm-9b2c5c3f99816d4d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_check ... ok
[INFO] [stdout] test test_state_transitions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests funfsm
[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" "62dfa7fe2462d8a0a5dd6315ecb9abdb75c34b73c16c4e940c657bb0921ea251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62dfa7fe2462d8a0a5dd6315ecb9abdb75c34b73c16c4e940c657bb0921ea251", kill_on_drop: false }`
[INFO] [stdout] 62dfa7fe2462d8a0a5dd6315ecb9abdb75c34b73c16c4e940c657bb0921ea251