[INFO] fetching crate pliron 0.8.0... [INFO] checking pliron-0.8.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] extracting crate pliron 0.8.0 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate pliron 0.8.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate pliron 0.8.0 [INFO] tweaked toml for crates.io crate pliron 0.8.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate pliron 0.8.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pliron 0.8.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded awint v0.18.1 [INFO] [stderr] Downloaded pliron-derive v0.8.0 [INFO] [stderr] Downloaded awint_macros v0.18.1 [INFO] [stderr] Downloaded linkme-impl v0.3.32 [INFO] [stderr] Downloaded awint_ext v0.18.1 [INFO] [stderr] Downloaded recasting v0.2.1 [INFO] [stderr] Downloaded awint_internals v0.18.1 [INFO] [stderr] Downloaded awint_dag v0.18.1 [INFO] [stderr] Downloaded awint_core v0.18.1 [INFO] [stderr] Downloaded triple_arena v0.14.0 [INFO] [stderr] Downloaded awint_macro_internals v0.18.1 [INFO] [stderr] Downloaded linkme v0.3.32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bea4536c8bb26539349ccc9b419da0d08ca1bd4def4023e4bb801978184048a [INFO] running `Command { std: "docker" "start" "-a" "6bea4536c8bb26539349ccc9b419da0d08ca1bd4def4023e4bb801978184048a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bea4536c8bb26539349ccc9b419da0d08ca1bd4def4023e4bb801978184048a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bea4536c8bb26539349ccc9b419da0d08ca1bd4def4023e4bb801978184048a", kill_on_drop: false }` [INFO] [stdout] 6bea4536c8bb26539349ccc9b419da0d08ca1bd4def4023e4bb801978184048a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c94c79fd278d6a980b82a6bed931d20168bf93017aee2b7f6e7db729c2b55ce6 [INFO] running `Command { std: "docker" "start" "-a" "c94c79fd278d6a980b82a6bed931d20168bf93017aee2b7f6e7db729c2b55ce6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling const_fn v0.4.11 [INFO] [stderr] Compiling recasting v0.2.1 [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Compiling linkme-impl v0.3.32 [INFO] [stderr] Compiling slotmap v1.0.7 [INFO] [stderr] Compiling bytes v1.10.1 [INFO] [stderr] Compiling convert_case v0.8.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Checking combine v4.6.7 [INFO] [stderr] Checking utf8-chars v3.0.5 [INFO] [stderr] Checking downcast-rs v1.2.1 [INFO] [stderr] Checking dissimilar v1.0.10 [INFO] [stderr] Checking triple_arena v0.14.0 [INFO] [stderr] Checking expect-test v1.5.1 [INFO] [stderr] Compiling awint_internals v0.18.1 [INFO] [stderr] Checking awint_core v0.18.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking awint_ext v0.18.1 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling awint_macro_internals v0.18.1 [INFO] [stderr] Compiling awint_macros v0.18.1 [INFO] [stderr] Checking awint v0.18.1 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Checking linkme v0.3.32 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Compiling pliron-derive v0.8.0 [INFO] [stderr] Checking pliron v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | / interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 281 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 282 | | interruptible::walk_advance::<()>() [INFO] [stdout] 283 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:301:13 [INFO] [stdout] | [INFO] [stdout] 301 | / interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 302 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 303 | | interruptible::walk_advance::<()>() [INFO] [stdout] 304 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 301 | let _ = interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:322:13 [INFO] [stdout] | [INFO] [stdout] 322 | / interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 323 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 324 | | interruptible::walk_advance::<()>() [INFO] [stdout] 325 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 322 | let _ = interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | / interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 281 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 282 | | interruptible::walk_advance::<()>() [INFO] [stdout] 283 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:301:13 [INFO] [stdout] | [INFO] [stdout] 301 | / interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 302 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 303 | | interruptible::walk_advance::<()>() [INFO] [stdout] 304 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 301 | let _ = interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:322:13 [INFO] [stdout] | [INFO] [stdout] 322 | / interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 323 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 324 | | interruptible::walk_advance::<()>() [INFO] [stdout] 325 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 322 | let _ = interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/symbol_table.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 210 | / walk_region( [INFO] [stdout] 211 | | ctx, [INFO] [stdout] 212 | | &mut StateWithCallback { callback, state }, [INFO] [stdout] 213 | | &WALKCONFIG_PREORDER_FORWARD, [INFO] [stdout] 214 | | symbol_table_op.get_region(ctx), [INFO] [stdout] 215 | | skip_nested_symbol_tables_callback, [INFO] [stdout] 216 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 210 | let _ = walk_region( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/uniqued_any.rs:48:37 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn get(ctx: &Context, key: UniquedKey) -> Ref { [INFO] [stdout] | ^^^^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 48 | pub fn get(ctx: &Context, key: UniquedKey) -> Ref<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | / interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 281 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 282 | | interruptible::walk_advance::<()>() [INFO] [stdout] 283 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:301:13 [INFO] [stdout] | [INFO] [stdout] 301 | / interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 302 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 303 | | interruptible::walk_advance::<()>() [INFO] [stdout] 304 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 301 | let _ = interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:322:13 [INFO] [stdout] | [INFO] [stdout] 322 | / interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 323 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 324 | | interruptible::walk_advance::<()>() [INFO] [stdout] 325 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 332 | define_walkers!(&mut Context, mutable); [INFO] [stdout] | -------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 322 | let _ = interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | / interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 281 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 282 | | interruptible::walk_advance::<()>() [INFO] [stdout] 283 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = interruptible::$mutability::walk_op(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:301:13 [INFO] [stdout] | [INFO] [stdout] 301 | / interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 302 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 303 | | interruptible::walk_advance::<()>() [INFO] [stdout] 304 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 301 | let _ = interruptible::$mutability::walk_region(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/graph/walkers.rs:322:13 [INFO] [stdout] | [INFO] [stdout] 322 | / interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] 323 | | (s.callback)(ctx, s.state, node); [INFO] [stdout] 324 | | interruptible::walk_advance::<()>() [INFO] [stdout] 325 | | }); [INFO] [stdout] | |______________^ [INFO] [stdout] ... [INFO] [stdout] 337 | define_walkers!(&Context, immutable); [INFO] [stdout] | ------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `define_walkers` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 322 | let _ = interruptible::$mutability::walk_block(ctx, &mut s, config, root, |ctx, s, node| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/symbol_table.rs:210:5 [INFO] [stdout] | [INFO] [stdout] 210 | / walk_region( [INFO] [stdout] 211 | | ctx, [INFO] [stdout] 212 | | &mut StateWithCallback { callback, state }, [INFO] [stdout] 213 | | &WALKCONFIG_PREORDER_FORWARD, [INFO] [stdout] 214 | | symbol_table_op.get_region(ctx), [INFO] [stdout] 215 | | skip_nested_symbol_tables_callback, [INFO] [stdout] 216 | | ); [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 210 | let _ = walk_region( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/uniqued_any.rs:48:37 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn get(ctx: &Context, key: UniquedKey) -> Ref { [INFO] [stdout] | ^^^^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 48 | pub fn get(ctx: &Context, key: UniquedKey) -> Ref<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.37s [INFO] running `Command { std: "docker" "inspect" "c94c79fd278d6a980b82a6bed931d20168bf93017aee2b7f6e7db729c2b55ce6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c94c79fd278d6a980b82a6bed931d20168bf93017aee2b7f6e7db729c2b55ce6", kill_on_drop: false }` [INFO] [stdout] c94c79fd278d6a980b82a6bed931d20168bf93017aee2b7f6e7db729c2b55ce6