[INFO] cloning repository https://github.com/pemattern/fsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pemattern/fsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemattern%2Ffsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemattern%2Ffsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2350b009a02a5fcf2828a4be21aa40f4d34680a
[INFO] checking pemattern/fsm against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemattern%2Ffsm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pemattern/fsm
[INFO] finished tweaking git repo https://github.com/pemattern/fsm
[INFO] tweaked toml for git repo https://github.com/pemattern/fsm written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pemattern/fsm on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pemattern/fsm 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking pemattern/fsm against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpemattern%2Ffsm" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pemattern/fsm
[INFO] finished tweaking git repo https://github.com/pemattern/fsm
[INFO] tweaked toml for git repo https://github.com/pemattern/fsm written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pemattern/fsm on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pemattern/fsm 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02f00147d0a180212a7b13a5e25ecf69355322d76081c2a5801f77253843f78c
[INFO] running `Command { std: "docker" "start" "-a" "02f00147d0a180212a7b13a5e25ecf69355322d76081c2a5801f77253843f78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f00147d0a180212a7b13a5e25ecf69355322d76081c2a5801f77253843f78c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f00147d0a180212a7b13a5e25ecf69355322d76081c2a5801f77253843f78c", kill_on_drop: false }`
[INFO] [stdout] 02f00147d0a180212a7b13a5e25ecf69355322d76081c2a5801f77253843f78c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd40957f6585ed5bb852933338f0c7cf26694405445d68b3e44decb57c665854
[INFO] running `Command { std: "docker" "start" "-a" "dd40957f6585ed5bb852933338f0c7cf26694405445d68b3e44decb57c665854", kill_on_drop: false }`
[INFO] [stderr]     Checking fsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:69:51
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:83:51
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:76:51
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 76 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0782]: expected a type, found a trait
[INFO] [stdout]   --> src/state.rs:83:51
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn on_event(&self, shared: &mut AppShared) -> StateResult<AppShared> {
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: `StateResult<AppShared>` is dyn-incompatible, use `impl StateResult<AppShared>` to return an opaque type, as long as you return a single underlying type
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn on_event(&self, shared: &mut AppShared) -> impl StateResult<AppShared> {
[INFO] [stdout]    |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared`
[INFO] [stdout]  --> src/state.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn on_enter(&self, shared: &mut T) {}
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared`
[INFO] [stdout]  --> src/state.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn on_exit(&self, shared: &mut T) {}
[INFO] [stdout]   |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared`
[INFO] [stdout]  --> src/state.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     fn on_enter(&self, shared: &mut T) {}
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shared`
[INFO] [stdout]  --> src/state.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn on_exit(&self, shared: &mut T) {}
[INFO] [stdout]   |                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_shared`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_result`
[INFO] [stdout]   --> src/state.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let state_result = self.state.on_event(&mut self.shared);
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state_result`
[INFO] [stdout]   --> src/state.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let state_result = self.state.on_event(&mut self.shared);
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_state_result`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0782`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0782`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fsm` (bin "fsm") due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `fsm` (bin "fsm" test) due to 3 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "dd40957f6585ed5bb852933338f0c7cf26694405445d68b3e44decb57c665854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd40957f6585ed5bb852933338f0c7cf26694405445d68b3e44decb57c665854", kill_on_drop: false }`
[INFO] [stdout] dd40957f6585ed5bb852933338f0c7cf26694405445d68b3e44decb57c665854