[INFO] cloning repository https://github.com/shahuwang/Rustparse [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shahuwang/Rustparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahuwang%2FRustparse", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahuwang%2FRustparse'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bb31d897e59dd4d4e70c3edb04f20e68c04cb846 [INFO] building shahuwang/Rustparse against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshahuwang%2FRustparse" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shahuwang/Rustparse on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/shahuwang/Rustparse [INFO] finished tweaking git repo https://github.com/shahuwang/Rustparse [INFO] tweaked toml for git repo https://github.com/shahuwang/Rustparse written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/shahuwang/Rustparse 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dca0fb24f38a7ed3b1b70ca5835f08698cf9f165eac42d45d61f85ed9045359b [INFO] running `Command { std: "docker" "start" "-a" "dca0fb24f38a7ed3b1b70ca5835f08698cf9f165eac42d45d61f85ed9045359b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dca0fb24f38a7ed3b1b70ca5835f08698cf9f165eac42d45d61f85ed9045359b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dca0fb24f38a7ed3b1b70ca5835f08698cf9f165eac42d45d61f85ed9045359b", kill_on_drop: false }` [INFO] [stdout] dca0fb24f38a7ed3b1b70ca5835f08698cf9f165eac42d45d61f85ed9045359b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 221f638b1223f3a20a3824fee7c5f1d79c80866be140f3673da9743c6d7baabd [INFO] running `Command { std: "docker" "start" "-a" "221f638b1223f3a20a3824fee7c5f1d79c80866be140f3673da9743c6d7baabd", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lazy_static v0.1.15 [INFO] [stderr] Compiling parse v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/parse/node.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/parse/node.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/parse/node.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/parse/node.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `posTrait` should have an upper camel case name [INFO] [stdout] --> src/parse/node.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | trait posTrait{ [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper camel case: `PosTrait` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parse::lex::*` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use parse::lex::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parse::parse::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use parse::parse::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `parse::node::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use parse::node::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/node.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [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: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `(dyn node::Node + 'static)` cannot be known at compilation time [INFO] [stdout] --> src/parse/node.rs:40:20 [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [INFO] [stdout] | ^^^^^^^^^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: within `((dyn node::Node + 'static),)`, the trait `Sized` is not implemented for `(dyn node::Node + 'static)` [INFO] [stdout] = note: required because it appears within the type `((dyn node::Node + 'static),)` [INFO] [stdout] note: required by an implicit `Sized` bound in `Fn` [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/core/src/ops/function.rs:76:1 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:303:49 [INFO] [stdout] | [INFO] [stdout] 303 | fn scan(&self, l: &mut Lexer) -> Option>; [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] 303 | fn scan(&self, l: &mut Lexer) -> Option>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:308:49 [INFO] [stdout] | [INFO] [stdout] 308 | fn scan(&self, l: &mut Lexer) -> Option>{ [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] 308 | fn scan(&self, l: &mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:333:46 [INFO] [stdout] | [INFO] [stdout] 333 | fn scan(&self, l:&mut Lexer)->Option>{ [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] 333 | fn scan(&self, l:&mut Lexer)->Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:347:46 [INFO] [stdout] | [INFO] [stdout] 347 | fn scan(&self, l:&mut Lexer)->Option>{ [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] 347 | fn scan(&self, l:&mut Lexer)->Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:356:46 [INFO] [stdout] | [INFO] [stdout] 356 | fn scan(&self, l:&mut Lexer)->Option>{ [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] 356 | fn scan(&self, l:&mut Lexer)->Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:384:46 [INFO] [stdout] | [INFO] [stdout] 384 | fn scan(&self, l:&mut Lexer)->Option>{ [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] 384 | fn scan(&self, l:&mut Lexer)->Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:407:46 [INFO] [stdout] | [INFO] [stdout] 407 | fn scan(&self, l:&mut Lexer)->Option>{ [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] 407 | fn scan(&self, l:&mut Lexer)->Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:497:48 [INFO] [stdout] | [INFO] [stdout] 497 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 497 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:533:48 [INFO] [stdout] | [INFO] [stdout] 533 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 533 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:552:48 [INFO] [stdout] | [INFO] [stdout] 552 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 552 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:562:48 [INFO] [stdout] | [INFO] [stdout] 562 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 562 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:596:48 [INFO] [stdout] | [INFO] [stdout] 596 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 596 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:601:72 [INFO] [stdout] | [INFO] [stdout] 601 | fn state_field_or_variable(l: &mut Lexer, typ: ItemType) -> Option>{ [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] 601 | fn state_field_or_variable(l: &mut Lexer, typ: ItemType) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:629:48 [INFO] [stdout] | [INFO] [stdout] 629 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 629 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:659:48 [INFO] [stdout] | [INFO] [stdout] 659 | fn scan(&self, l:&mut Lexer) -> Option>{ [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] 659 | fn scan(&self, l:&mut Lexer) -> Option>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `(dyn node::Node + 'static)` cannot be known at compilation time [INFO] [stdout] --> src/parse/node.rs:42:44 [INFO] [stdout] | [INFO] [stdout] 42 | &NodeType::EnumList(ref n) => Some(f(n)), [INFO] [stdout] | ^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: within `((dyn node::Node + 'static),)`, the trait `Sized` is not implemented for `(dyn node::Node + 'static)` [INFO] [stdout] = note: required because it appears within the type `((dyn node::Node + 'static),)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/parse/node.rs:42:46 [INFO] [stdout] | [INFO] [stdout] 42 | &NodeType::EnumList(ref n) => Some(f(n)), [INFO] [stdout] | - ^ expected `dyn Node`, found `&ListNode` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected trait object `(dyn node::Node + 'static)` [INFO] [stdout] found reference `&node::ListNode` [INFO] [stdout] note: callable defined here [INFO] [stdout] --> src/parse/node.rs:40:20 [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/parse/node.rs:42:44 [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [INFO] [stdout] | - found this type parameter [INFO] [stdout] 41 | match node{ [INFO] [stdout] 42 | &NodeType::EnumList(ref n) => Some(f(n)), [INFO] [stdout] | ---- ^^^^ expected `String`, found type parameter `U` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `String` [INFO] [stdout] found type parameter `U` [INFO] [stdout] help: the type constructed contains `U` due to the type of the argument passed [INFO] [stdout] --> src/parse/node.rs:42:39 [INFO] [stdout] | [INFO] [stdout] 42 | &NodeType::EnumList(ref n) => Some(f(n)), [INFO] [stdout] | ^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | this argument influences the type of `Some` [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/core/src/option.rs:580:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/node.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 67 | let f = |n:&Node|->String{ [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] 67 | let f = |n:&dyn Node|->String{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0631]: type mismatch in closure arguments [INFO] [stdout] --> src/parse/node.rs:70:27 [INFO] [stdout] | [INFO] [stdout] 67 | let f = |n:&Node|->String{ [INFO] [stdout] | ----------------- found signature defined here [INFO] [stdout] ... [INFO] [stdout] 70 | match_node(n, f); [INFO] [stdout] | ---------- ^ expected due to this [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = note: expected closure signature `fn((dyn node::Node + 'static)) -> _` [INFO] [stdout] found closure signature `fn(&dyn node::Node) -> _` [INFO] [stdout] note: required by a bound in `match_node` [INFO] [stdout] --> src/parse/node.rs:40:32 [INFO] [stdout] | [INFO] [stdout] 40 | fn match_node U>(node: &NodeType, f:F) -> Option{ [INFO] [stdout] | ^ required by this bound in `match_node` [INFO] [stdout] help: consider wrapping the function in a closure [INFO] [stdout] | [INFO] [stdout] 70 | match_node(n, |arg0: (dyn node::Node + 'static)| f(&arg0)); [INFO] [stdout] | ++++++++++++++++++++++++++++++++++ +++++++ [INFO] [stdout] help: consider adjusting the signature so it does not borrow its argument [INFO] [stdout] | [INFO] [stdout] 67 - let f = |n:&Node|->String{ [INFO] [stdout] 67 + let f = |n:Node|->String{ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/parse/node.rs:80:37 [INFO] [stdout] | [INFO] [stdout] 80 | Box::new(NodeType::EnumList(&self.copy_list())) [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^^ expected `ListNode`, found `&Box` [INFO] [stdout] | | [INFO] [stdout] | arguments to this enum variant are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `node::ListNode` [INFO] [stdout] found reference `&Box` [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> src/parse/node.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | EnumList(ListNode), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parse/lex.rs:259:27 [INFO] [stdout] | [INFO] [stdout] 259 | let mut state: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] 259 | let mut state:Box; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/parse/parse.rs:23:19 [INFO] [stdout] | [INFO] [stdout] 23 | root: self.root.copy(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ expected `Box`, found `Box` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/parse/node.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | for n in &self.nodes{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parse/node.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut ln:Box = ListNode::new(self.tr.clone(), self.pos); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0631. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `parse` (bin "parse") due to 7 previous errors; 29 warnings emitted [INFO] running `Command { std: "docker" "inspect" "221f638b1223f3a20a3824fee7c5f1d79c80866be140f3673da9743c6d7baabd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "221f638b1223f3a20a3824fee7c5f1d79c80866be140f3673da9743c6d7baabd", kill_on_drop: false }` [INFO] [stdout] 221f638b1223f3a20a3824fee7c5f1d79c80866be140f3673da9743c6d7baabd