[INFO] fetching crate crux 0.3.0...
[INFO] testing crux-0.3.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate crux 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate crux 0.3.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crux 0.3.0
[INFO] finished tweaking crates.io crate crux 0.3.0
[INFO] tweaked toml for crates.io crate crux 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efd19766a55f62d85d8f0c70c83779bfcc56ade7fb27b4a0f6059f343b32280a
[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" "efd19766a55f62d85d8f0c70c83779bfcc56ade7fb27b4a0f6059f343b32280a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efd19766a55f62d85d8f0c70c83779bfcc56ade7fb27b4a0f6059f343b32280a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd19766a55f62d85d8f0c70c83779bfcc56ade7fb27b4a0f6059f343b32280a", kill_on_drop: false }`
[INFO] [stdout] efd19766a55f62d85d8f0c70c83779bfcc56ade7fb27b4a0f6059f343b32280a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eff2c1105cdae745aa131617ee5c7e03456e86edf1ab3daf5808366cff457ac1
[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" "eff2c1105cdae745aa131617ee5c7e03456e86edf1ab3daf5808366cff457ac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crux v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | type ArcMutexMiddleware<T> = Arc<Mutex<Middleware<T> + Send + Sync + 'static>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<T> + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/middleware.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn dispatch(&mut self, store: &mut Store<T>, next: &mut FnMut(T::Action), action: T::Action);
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(T::Action)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "eff2c1105cdae745aa131617ee5c7e03456e86edf1ab3daf5808366cff457ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff2c1105cdae745aa131617ee5c7e03456e86edf1ab3daf5808366cff457ac1", kill_on_drop: false }`
[INFO] [stdout] eff2c1105cdae745aa131617ee5c7e03456e86edf1ab3daf5808366cff457ac1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c030438979b91c4b0c789e383a03dc4996fd1887d9e28b66488c1301c9cf4eb7
[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" "c030438979b91c4b0c789e383a03dc4996fd1887d9e28b66488c1301c9cf4eb7", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | type ArcMutexMiddleware<T> = Arc<Mutex<Middleware<T> + Send + Sync + 'static>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<T> + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crux v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/middleware.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn dispatch(&mut self, store: &mut Store<T>, next: &mut FnMut(T::Action), action: T::Action);
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(T::Action)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/store.rs:10:40
[INFO] [stdout]    |
[INFO] [stdout] 10 | type ArcMutexMiddleware<T> = Arc<Mutex<Middleware<T> + Send + Sync + 'static>>;
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<T> + Send + Sync + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/middleware.rs:5:61
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn dispatch(&mut self, store: &mut Store<T>, next: &mut FnMut(T::Action), action: T::Action);
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(T::Action)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/lib.rs:35:69
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn dispatch(&mut self, store: &mut Store<TestState>, next: &mut FnMut(TestAction), action: TestAction) {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(TestAction)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/lib.rs:57:69
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn dispatch(&mut self, store: &mut Store<TestState>, next: &mut FnMut(TestAction), action: TestAction) {
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(TestAction)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "c030438979b91c4b0c789e383a03dc4996fd1887d9e28b66488c1301c9cf4eb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c030438979b91c4b0c789e383a03dc4996fd1887d9e28b66488c1301c9cf4eb7", kill_on_drop: false }`
[INFO] [stdout] c030438979b91c4b0c789e383a03dc4996fd1887d9e28b66488c1301c9cf4eb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 69c979484829d610c7b2fe858bc9e4410459001c1ad316a57ab1b9eeabcc634e
[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" "69c979484829d610c7b2fe858bc9e4410459001c1ad316a57ab1b9eeabcc634e", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/store.rs:10:40
[INFO] [stderr]    |
[INFO] [stderr] 10 | type ArcMutexMiddleware<T> = Arc<Mutex<Middleware<T> + Send + Sync + 'static>>;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<T> + Send + Sync + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/middleware.rs:5:61
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn dispatch(&mut self, store: &mut Store<T>, next: &mut FnMut(T::Action), action: T::Action);
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(T::Action)`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/store.rs:10:40
[INFO] [stderr]    |
[INFO] [stderr] 10 | type ArcMutexMiddleware<T> = Arc<Mutex<Middleware<T> + Send + Sync + 'static>>;
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Middleware<T> + Send + Sync + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/middleware.rs:5:61
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn dispatch(&mut self, store: &mut Store<T>, next: &mut FnMut(T::Action), action: T::Action);
[INFO] [stderr]   |                                                             ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(T::Action)`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/lib.rs:35:69
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn dispatch(&mut self, store: &mut Store<TestState>, next: &mut FnMut(TestAction), action: TestAction) {
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(TestAction)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/lib.rs:57:69
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn dispatch(&mut self, store: &mut Store<TestState>, next: &mut FnMut(TestAction), action: TestAction) {
[INFO] [stderr]    |                                                                     ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(TestAction)`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crux-25cdba3957da95aa
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lib-4b8b7820747cf18e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test example_async ... ok
[INFO] [stderr]    Doc-tests crux
[INFO] [stdout] test example_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "69c979484829d610c7b2fe858bc9e4410459001c1ad316a57ab1b9eeabcc634e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c979484829d610c7b2fe858bc9e4410459001c1ad316a57ab1b9eeabcc634e", kill_on_drop: false }`
[INFO] [stdout] 69c979484829d610c7b2fe858bc9e4410459001c1ad316a57ab1b9eeabcc634e