[INFO] cloning repository https://github.com/jarrett/rust-patterns [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jarrett/rust-patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarrett%2Frust-patterns", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarrett%2Frust-patterns'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 123d17df7e51a0bce5d23fbc76c85e43cdae94bf [INFO] checking jarrett/rust-patterns against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjarrett%2Frust-patterns" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jarrett/rust-patterns on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jarrett/rust-patterns [INFO] finished tweaking git repo https://github.com/jarrett/rust-patterns [INFO] tweaked toml for git repo https://github.com/jarrett/rust-patterns written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jarrett/rust-patterns already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfe4f134a2783054131b4bcb70aa633139f9f59a540de9c496ab849aff1cabe9 [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" "cfe4f134a2783054131b4bcb70aa633139f9f59a540de9c496ab849aff1cabe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfe4f134a2783054131b4bcb70aa633139f9f59a540de9c496ab849aff1cabe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfe4f134a2783054131b4bcb70aa633139f9f59a540de9c496ab849aff1cabe9", kill_on_drop: false }` [INFO] [stdout] cfe4f134a2783054131b4bcb70aa633139f9f59a540de9c496ab849aff1cabe9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef426167d210521cc4b3d3b12dbeb34eb9f07a7911f1e74330b2da59009ee4f2 [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" "ef426167d210521cc4b3d3b12dbeb34eb9f07a7911f1e74330b2da59009ee4f2", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking uuid v0.6.2 [INFO] [stderr] Checking rust-patterns v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn as_any(&self) -> &Any; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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/any.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | fn as_any(&self) -> &Any { self } [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/pointer.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | event: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/pointer.rs:30:44 [INFO] [stdout] | [INFO] [stdout] 30 | events.queue.drain(..).map(|event: Box| [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | event: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:52:44 [INFO] [stdout] | [INFO] [stdout] 52 | &self, registry: &'a HashMap> [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:67:44 [INFO] [stdout] | [INFO] [stdout] 67 | events.queue.drain(..).map(|event: Box| [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn as_any(&self) -> &Any; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:16:18 [INFO] [stdout] | [INFO] [stdout] 16 | queue: Vec> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | fn as_any(&self) -> &Any { self } [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn as_any(&self) -> &Any; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [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/any.rs:18:24 [INFO] [stdout] | [INFO] [stdout] 18 | fn as_any(&self) -> &Any { self } [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:30:26 [INFO] [stdout] | [INFO] [stdout] 30 | let any = &bar as &Any; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:36:20 [INFO] [stdout] | [INFO] [stdout] 36 | let any: Box = Box::new(bar); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let foo: &Foo = &bar as &Foo; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Foo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:42:32 [INFO] [stdout] | [INFO] [stdout] 42 | let foo: &Foo = &bar as &Foo; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Foo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | let any: &Any = foo.as_any(); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:49:20 [INFO] [stdout] | [INFO] [stdout] 49 | let foo: Box = Box::new(bar); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Foo` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/any.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let any: &Any = foo.as_any(); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/pointer.rs:11:14 [INFO] [stdout] | [INFO] [stdout] 11 | event: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/pointer.rs:30:44 [INFO] [stdout] | [INFO] [stdout] 30 | events.queue.drain(..).map(|event: Box| [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:26:14 [INFO] [stdout] | [INFO] [stdout] 26 | event: Box, [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:52:44 [INFO] [stdout] | [INFO] [stdout] 52 | &self, registry: &'a HashMap> [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:67:44 [INFO] [stdout] | [INFO] [stdout] 67 | events.queue.drain(..).map(|event: Box| [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/uuid.rs:86:41 [INFO] [stdout] | [INFO] [stdout] 86 | let mut registry: HashMap> = HashMap::new(); [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | fn as_any(&self) -> &Any; [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:16:18 [INFO] [stdout] | [INFO] [stdout] 16 | queue: Vec> [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Event` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/events/mod.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | fn as_any(&self) -> &Any { self } [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Any` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `World` [INFO] [stdout] --> src/mutability.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct World { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Person` [INFO] [stdout] --> src/mutability.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | struct Person { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `attack` [INFO] [stdout] --> src/mutability.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn attack(&self, other: &mut Person) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `attack_sibling` [INFO] [stdout] --> src/mutability.rs:37:10 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn attack_sibling(&self) -> Result<(), ()> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `health` [INFO] [stdout] --> src/mutability.rs:46:10 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn health(&self) -> u8 { self.health } [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/mutability.rs:48:10 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn new(armor: u8, strength: u8) -> Person { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `receive_attack` [INFO] [stdout] --> src/mutability.rs:52:10 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn receive_attack(&mut self, strength: u8) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_sibling` [INFO] [stdout] --> src/mutability.rs:56:10 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn set_sibling(&mut self, sibling: &Rc>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cast` [INFO] [stdout] --> src/events/pointer.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | fn cast(&self, f: F) -> Option [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `package` [INFO] [stdout] --> src/events/pointer.rs:29:6 [INFO] [stdout] | [INFO] [stdout] 29 | fn package(events: &mut Events, emitter: &EmitterRef) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clone` [INFO] [stdout] --> src/events/uuid.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | fn clone(&self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/events/uuid.rs:45:6 [INFO] [stdout] | [INFO] [stdout] 45 | fn new(uuid: Uuid) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `resolve` [INFO] [stdout] --> src/events/uuid.rs:51:6 [INFO] [stdout] | [INFO] [stdout] 51 | fn resolve<'a>( [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cast` [INFO] [stdout] --> src/events/uuid.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | fn cast(&self, f: F) -> Option [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `package` [INFO] [stdout] --> src/events/uuid.rs:66:6 [INFO] [stdout] | [INFO] [stdout] 66 | fn package(events: &mut Events, emitter: &EntityRef) -> Vec> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/events/uuid.rs:74:6 [INFO] [stdout] | [INFO] [stdout] 74 | fn new() -> Bar { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `emit` [INFO] [stdout] --> src/events/mod.rs:29:6 [INFO] [stdout] | [INFO] [stdout] 29 | fn emit(&mut self, event: U) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/events/mod.rs:33:6 [INFO] [stdout] | [INFO] [stdout] 33 | fn new() -> Events { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/events/mod.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | fn new(message: &str) -> FooEvent { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Animal` [INFO] [stdout] --> src/lifetimes.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Animal { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `borrow_name` [INFO] [stdout] --> src/lifetimes.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | fn borrow_name<'a>(&'a self) -> &'a String { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 31 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `Command { std: "docker" "inspect" "ef426167d210521cc4b3d3b12dbeb34eb9f07a7911f1e74330b2da59009ee4f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef426167d210521cc4b3d3b12dbeb34eb9f07a7911f1e74330b2da59009ee4f2", kill_on_drop: false }` [INFO] [stdout] ef426167d210521cc4b3d3b12dbeb34eb9f07a7911f1e74330b2da59009ee4f2