[INFO] fetching crate crux 0.3.0... [INFO] testing crux-0.3.0 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051 [INFO] extracting crate crux 0.3.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate crux 0.3.0 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] be7bff9a96c647ab183fadd80617c750d6726a93d1c335252da7fa4223d19897 [INFO] running `Command { std: "docker" "start" "-a" "be7bff9a96c647ab183fadd80617c750d6726a93d1c335252da7fa4223d19897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be7bff9a96c647ab183fadd80617c750d6726a93d1c335252da7fa4223d19897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be7bff9a96c647ab183fadd80617c750d6726a93d1c335252da7fa4223d19897", kill_on_drop: false }` [INFO] [stdout] be7bff9a96c647ab183fadd80617c750d6726a93d1c335252da7fa4223d19897 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d42da8d328ad3cbd44ce40fb9507c6cab120b85a9d31c931dcab89c71baa129 [INFO] running `Command { std: "docker" "start" "-a" "1d42da8d328ad3cbd44ce40fb9507c6cab120b85a9d31c931dcab89c71baa129", 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 = Arc + Send + Sync + 'static>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | type ArcMutexMiddleware = Arc + Send + Sync + 'static>>; [INFO] [stdout] | +++ [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, next: &mut FnMut(T::Action), action: T::Action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(T::Action), action: T::Action); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.18s [INFO] running `Command { std: "docker" "inspect" "1d42da8d328ad3cbd44ce40fb9507c6cab120b85a9d31c931dcab89c71baa129", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d42da8d328ad3cbd44ce40fb9507c6cab120b85a9d31c931dcab89c71baa129", kill_on_drop: false }` [INFO] [stdout] 1d42da8d328ad3cbd44ce40fb9507c6cab120b85a9d31c931dcab89c71baa129 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24d60a124ff60967562b7b4cbc72ff1ae708875d68e4f52ed30fae2aa354e891 [INFO] running `Command { std: "docker" "start" "-a" "24d60a124ff60967562b7b4cbc72ff1ae708875d68e4f52ed30fae2aa354e891", 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 = Arc + Send + Sync + 'static>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | type ArcMutexMiddleware = Arc + Send + Sync + 'static>>; [INFO] [stdout] | +++ [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, next: &mut FnMut(T::Action), action: T::Action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(T::Action), action: T::Action); [INFO] [stdout] | +++ [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] --> tests/lib.rs:35:69 [INFO] [stdout] | [INFO] [stdout] 35 | fn dispatch(&mut self, store: &mut Store, next: &mut FnMut(TestAction), action: TestAction) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(TestAction), action: TestAction) { [INFO] [stdout] | +++ [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, next: &mut FnMut(TestAction), action: TestAction) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 57 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(TestAction), action: TestAction) { [INFO] [stdout] | +++ [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 = Arc + Send + Sync + 'static>>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 10 | type ArcMutexMiddleware = Arc + Send + Sync + 'static>>; [INFO] [stdout] | +++ [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, next: &mut FnMut(T::Action), action: T::Action); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(T::Action), action: T::Action); [INFO] [stdout] | +++ [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 3.20s [INFO] running `Command { std: "docker" "inspect" "24d60a124ff60967562b7b4cbc72ff1ae708875d68e4f52ed30fae2aa354e891", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24d60a124ff60967562b7b4cbc72ff1ae708875d68e4f52ed30fae2aa354e891", kill_on_drop: false }` [INFO] [stdout] 24d60a124ff60967562b7b4cbc72ff1ae708875d68e4f52ed30fae2aa354e891 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3fb58c5cd71adafb4697c84caf9bb50999212898e4ae79b4ccfc8c35298dfac1 [INFO] running `Command { std: "docker" "start" "-a" "3fb58c5cd71adafb4697c84caf9bb50999212898e4ae79b4ccfc8c35298dfac1", 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 = Arc + Send + Sync + 'static>>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 10 | type ArcMutexMiddleware = Arc + Send + Sync + 'static>>; [INFO] [stderr] | +++ [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, next: &mut FnMut(T::Action), action: T::Action); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 5 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(T::Action), action: T::Action); [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `crux` (lib) generated 2 warnings (run `cargo fix --lib -p crux` to apply 2 suggestions) [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, next: &mut FnMut(TestAction), action: TestAction) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 35 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(TestAction), action: TestAction) { [INFO] [stderr] | +++ [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, next: &mut FnMut(TestAction), action: TestAction) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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 [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 57 | fn dispatch(&mut self, store: &mut Store, next: &mut dyn FnMut(TestAction), action: TestAction) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `crux` (test "lib") generated 2 warnings (run `cargo fix --test "lib"` to apply 2 suggestions) [INFO] [stderr] warning: `crux` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crux-1a38f69ca4015975) [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] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-be8bd60cdd50ad56) [INFO] [stdout] running 2 tests [INFO] [stdout] test example_async ... ok [INFO] [stdout] test example_sync ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s [INFO] [stdout] [INFO] [stderr] Doc-tests crux [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" "3fb58c5cd71adafb4697c84caf9bb50999212898e4ae79b4ccfc8c35298dfac1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fb58c5cd71adafb4697c84caf9bb50999212898e4ae79b4ccfc8c35298dfac1", kill_on_drop: false }` [INFO] [stdout] 3fb58c5cd71adafb4697c84caf9bb50999212898e4ae79b4ccfc8c35298dfac1