[INFO] fetching crate cognitive-exhibitor 0.1.0... [INFO] testing cognitive-exhibitor-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate cognitive-exhibitor 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate cognitive-exhibitor 0.1.0 [INFO] finished tweaking crates.io crate cognitive-exhibitor 0.1.0 [INFO] tweaked toml for crates.io crate cognitive-exhibitor 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cognitive-exhibitor 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 58 packages to latest compatible versions [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.2) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3583562be31b58ba697abf0489a220c322b062e1dcc60ccecb57d009b24c6493 [INFO] running `Command { std: "docker" "start" "-a" "3583562be31b58ba697abf0489a220c322b062e1dcc60ccecb57d009b24c6493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3583562be31b58ba697abf0489a220c322b062e1dcc60ccecb57d009b24c6493", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3583562be31b58ba697abf0489a220c322b062e1dcc60ccecb57d009b24c6493", kill_on_drop: false }` [INFO] [stdout] 3583562be31b58ba697abf0489a220c322b062e1dcc60ccecb57d009b24c6493 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e49a9cb98859785ec356fec7c642cf306f0dacc2bff546364038f66de68b4c53 [INFO] running `Command { std: "docker" "start" "-a" "e49a9cb98859785ec356fec7c642cf306f0dacc2bff546364038f66de68b4c53", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling log v0.4.28 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling libc v0.1.12 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling khronos v0.1.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling cfg-if v1.0.3 [INFO] [stderr] Compiling bitflags v0.8.2 [INFO] [stderr] Compiling rustc-demangle v0.1.26 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling gl_generator v0.6.1 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Compiling gl v0.6.5 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Compiling nix v0.8.1 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling timerfd v0.2.0 [INFO] [stderr] Compiling egl v0.2.7 [INFO] [stderr] Compiling gbm-rs v0.2.0 [INFO] [stderr] Compiling timber v0.1.0 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling drm-rs v0.1.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling dharma v0.1.0 [INFO] [stderr] Compiling cognitive-graphics v0.1.0 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling cognitive-qualia v0.1.0 [INFO] [stderr] Compiling cognitive-renderer-gl v0.1.0 [INFO] [stderr] Compiling cognitive-frames v0.1.0 [INFO] [stderr] Compiling cognitive-outputs v0.1.0 [INFO] [stderr] Compiling cognitive-exhibitor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [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)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/exhibitor.rs:93:55 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/surface_history.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.32s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0, bitflags v0.8.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "e49a9cb98859785ec356fec7c642cf306f0dacc2bff546364038f66de68b4c53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e49a9cb98859785ec356fec7c642cf306f0dacc2bff546364038f66de68b4c53", kill_on_drop: false }` [INFO] [stdout] e49a9cb98859785ec356fec7c642cf306f0dacc2bff546364038f66de68b4c53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d4e5762dccaa9183abdab003783a63e28cc43a6995498f784e5a2c6b4bb80450 [INFO] running `Command { std: "docker" "start" "-a" "d4e5762dccaa9183abdab003783a63e28cc43a6995498f784e5a2c6b4bb80450", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [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)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/exhibitor.rs:93:55 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/surface_history.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling cognitive-exhibitor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:27:17 [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [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)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 27 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/display.rs:42:28 [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 42 | output: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/exhibitor.rs:93:55 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | pub fn on_output_found(&mut self, mut output: Box) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/surface_history.rs:83:17 [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 83 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.97s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0, bitflags v0.8.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "d4e5762dccaa9183abdab003783a63e28cc43a6995498f784e5a2c6b4bb80450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4e5762dccaa9183abdab003783a63e28cc43a6995498f784e5a2c6b4bb80450", kill_on_drop: false }` [INFO] [stdout] d4e5762dccaa9183abdab003783a63e28cc43a6995498f784e5a2c6b4bb80450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0a496863fc8ba3f2f1dcba0d03211ef947ae5c4a880dc2267dbc12882b2d3ba4 [INFO] running `Command { std: "docker" "start" "-a" "0a496863fc8ba3f2f1dcba0d03211ef947ae5c4a880dc2267dbc12882b2d3ba4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/display.rs:27:17 [INFO] [stderr] | [INFO] [stderr] 27 | output: Box, [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)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 27 | output: Box, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/display.rs:42:28 [INFO] [stderr] | [INFO] [stderr] 42 | output: Box, [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 42 | output: Box, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/exhibitor.rs:93:55 [INFO] [stderr] | [INFO] [stderr] 93 | pub fn on_output_found(&mut self, mut output: Box) { [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 93 | pub fn on_output_found(&mut self, mut output: Box) { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/surface_history.rs:83:17 [INFO] [stderr] | [INFO] [stderr] 83 | pub fn iter(&self) -> Iter { [INFO] [stderr] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 83 | pub fn iter(&self) -> Iter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `cognitive-exhibitor` (lib) generated 4 warnings (run `cargo fix --lib -p cognitive-exhibitor` to apply 4 suggestions) [INFO] [stderr] warning: `cognitive-exhibitor` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.0, bitflags v0.8.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cognitive_exhibitor-2da3d12600490526) [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/test_regressions_single_workspace.rs (/opt/rustwide/target/debug/deps/test_regressions_single_workspace-cbd0c314050a5101) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_exaltation_of_the_most_exalted ... ok [INFO] [stdout] test test_frame_size_after_creating_new_workspace ... ok [INFO] [stdout] test test_create_layout_of_four ... ok [INFO] [stdout] test test_selection_after_unmanaging_ramified ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/test_simple_cases.rs (/opt/rustwide/target/debug/deps/test_simple_cases-52abc5370b2a9750) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_diving ... ok [INFO] [stdout] test test_configuring_geometry ... ok [INFO] [stdout] test test_creation_of_three_surfaces ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test_simple_docking.rs (/opt/rustwide/target/debug/deps/test_simple_docking-6777fe0d8f39580f) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_adding_dock ... ok [INFO] [stdout] test test_adding_dock_and_display ... ok [INFO] [stdout] test test_adding_dock_and_workspace ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running tests/test_simple_double_display_cases.rs (/opt/rustwide/target/debug/deps/test_simple_double_display_cases-ce05cb4b8e466ef7) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_moving_surface_between_displays ... ok [INFO] [stdout] test test_dragging_surface_in_visual_mode_to_different_display ... ok [INFO] [stdout] test test_dragging_surface_in_visual_mode ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests cognitive_exhibitor [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" "0a496863fc8ba3f2f1dcba0d03211ef947ae5c4a880dc2267dbc12882b2d3ba4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a496863fc8ba3f2f1dcba0d03211ef947ae5c4a880dc2267dbc12882b2d3ba4", kill_on_drop: false }` [INFO] [stdout] 0a496863fc8ba3f2f1dcba0d03211ef947ae5c4a880dc2267dbc12882b2d3ba4