[INFO] cloning repository https://github.com/RyosukeCla/parser-combinator-rs
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[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyosukeCla%2Fparser-combinator-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22562e349a512a6cf1c34af09fbaf7b26e16de6b
[INFO] checking RyosukeCla/parser-combinator-rs against master#368e2fd458a22d0cc133d0c254f2612ee999744f for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyosukeCla%2Fparser-combinator-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RyosukeCla/parser-combinator-rs on toolchain 368e2fd458a22d0cc133d0c254f2612ee999744f
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[INFO] started tweaking git repo https://github.com/RyosukeCla/parser-combinator-rs
[INFO] finished tweaking git repo https://github.com/RyosukeCla/parser-combinator-rs
[INFO] tweaked toml for git repo https://github.com/RyosukeCla/parser-combinator-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/RyosukeCla/parser-combinator-rs 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" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.2.0
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[INFO] [stdout] b75a9a40207daef1dbe6182eba37902ee199afe21c0ac6a58ef68a98e147ea79
[INFO] running `Command { std: "docker" "start" "-a" "b75a9a40207daef1dbe6182eba37902ee199afe21c0ac6a58ef68a98e147ea79", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking parser_comb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/choice.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<Parser<T>>>,
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<dyn Parser<T>>>,
[INFO] [stdout]   |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/identity_map.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/lazy.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 |   parser: Rc<RefCell<Option<Box<Parser<T>>>>>,
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |   parser: Rc<RefCell<Option<Box<dyn Parser<T>>>>>,
[INFO] [stdout]   |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/many.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/map.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/map.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |   mapper: Rc<Box<Fn(Node<T>) -> Node<T>>>,
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |   mapper: Rc<Box<dyn Fn(Node<T>) -> Node<T>>>,
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/opt.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/seq.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<Parser<T>>>,
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<dyn Parser<T>>>,
[INFO] [stdout]   |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/mod.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub parser: Box<Parser<T>>,
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub parser: Box<dyn Parser<T>>,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/base.rs:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn box_clone(&self) -> Box<Parser<T>>;
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn box_clone(&self) -> Box<dyn Parser<T>>;
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/char.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/choice.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/identity_map.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/lazy.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/many.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/map.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/opt.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/regexp.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/seq.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/token.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/choice.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<Parser<T>>>,
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<dyn Parser<T>>>,
[INFO] [stdout]   |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/identity_map.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/mod.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/lazy.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 |   parser: Rc<RefCell<Option<Box<Parser<T>>>>>,
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |   parser: Rc<RefCell<Option<Box<dyn Parser<T>>>>>,
[INFO] [stdout]   |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/many.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/map.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/map.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |   mapper: Rc<Box<Fn(Node<T>) -> Node<T>>>,
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 |   mapper: Rc<Box<dyn Fn(Node<T>) -> Node<T>>>,
[INFO] [stdout]   |                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/opt.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<Parser<T>>,
[INFO] [stdout]   |               ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parser: Box<dyn Parser<T>>,
[INFO] [stdout]   |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/parser/seq.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<Parser<T>>>,
[INFO] [stdout]   |                    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 4 |   parsers: Vec<Box<dyn Parser<T>>>,
[INFO] [stdout]   |                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/mod.rs:53:19
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub parser: Box<Parser<T>>,
[INFO] [stdout]    |                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 53 |   pub parser: Box<dyn Parser<T>>,
[INFO] [stdout]    |                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/base.rs:44:30
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn box_clone(&self) -> Box<Parser<T>>;
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 |   fn box_clone(&self) -> Box<dyn Parser<T>>;
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/char.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/choice.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/identity_map.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/lazy.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/many.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/map.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/opt.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 14 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/regexp.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/seq.rs:21:30
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/token.rs:16:30
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/mod.rs:69:30
[INFO] [stdout]    |
[INFO] [stdout] 69 |   fn box_clone(&self) -> Box<Parser<T>> {
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 69 |   fn box_clone(&self) -> Box<dyn Parser<T>> {
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/choice.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<Parser<T>>> = vec![];
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<dyn Parser<T>>> = vec![];
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/choice.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<Parser<T>>> = vec![];
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<dyn Parser<T>>> = vec![];
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/seq.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<Parser<T>>> = vec![];
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<dyn Parser<T>>> = vec![];
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parser/seq.rs:22:30
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<Parser<T>>> = vec![];
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut parsers: Vec<Box<dyn Parser<T>>> = vec![];
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/clang.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser_comb::parser::map::Map`
[INFO] [stdout]  --> examples/clang.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use parser_comb::parser::map::Map;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Node`, `Type`, `debug_parse`, `filter`, `map`, `type_map`, and `unwrap`
[INFO] [stdout]  --> examples/clang.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |   char, choice, debug_parse, exclude_empty, extract, filter, flatten, identity_map, kind,
[INFO] [stdout]   |                 ^^^^^^^^^^^                          ^^^^^^
[INFO] [stdout] 6 |   kind_ignore, lazy, many, many1, map, opt, regexp, sep, seq, token, trim, type_map, unwrap, wrap,
[INFO] [stdout]   |                                   ^^^                                      ^^^^^^^^  ^^^^^^
[INFO] [stdout] 7 |   Node, Parser, ParserCombinator, Type,
[INFO] [stdout]   |   ^^^^                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> examples/complex-number.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |   Complex32(i32, i32),
[INFO] [stdout]   |   --------- ^^^  ^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ExtendedType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 |   Complex32((), ()),
[INFO] [stdout]   |             ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]  --> examples/clang.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |   Node, Parser, ParserCombinator, Type,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "b75a9a40207daef1dbe6182eba37902ee199afe21c0ac6a58ef68a98e147ea79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75a9a40207daef1dbe6182eba37902ee199afe21c0ac6a58ef68a98e147ea79", kill_on_drop: false }`
[INFO] [stdout] b75a9a40207daef1dbe6182eba37902ee199afe21c0ac6a58ef68a98e147ea79
[INFO] checking RyosukeCla/parser-combinator-rs against try#09146510cdb33d15474a35fde290187a88b1cf35 for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRyosukeCla%2Fparser-combinator-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RyosukeCla/parser-combinator-rs on toolchain 09146510cdb33d15474a35fde290187a88b1cf35
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/RyosukeCla/parser-combinator-rs
[INFO] finished tweaking git repo https://github.com/RyosukeCla/parser-combinator-rs
[INFO] tweaked toml for git repo https://github.com/RyosukeCla/parser-combinator-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/RyosukeCla/parser-combinator-rs 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" "+09146510cdb33d15474a35fde290187a88b1cf35" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3224dd534730f8ca8a99a4bf4baab4f4a7e4fc494e96c17933d0c7fc4a990c9
[INFO] running `Command { std: "docker" "start" "-a" "d3224dd534730f8ca8a99a4bf4baab4f4a7e4fc494e96c17933d0c7fc4a990c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3224dd534730f8ca8a99a4bf4baab4f4a7e4fc494e96c17933d0c7fc4a990c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3224dd534730f8ca8a99a4bf4baab4f4a7e4fc494e96c17933d0c7fc4a990c9", kill_on_drop: false }`
[INFO] [stdout] d3224dd534730f8ca8a99a4bf4baab4f4a7e4fc494e96c17933d0c7fc4a990c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67d9c87ba52b7acf98b4b5c4b54656e2e9f4c00bc9eb2b3cb0ff3b8ab4ba1a96
[INFO] running `Command { std: "docker" "start" "-a" "67d9c87ba52b7acf98b4b5c4b54656e2e9f4c00bc9eb2b3cb0ff3b8ab4ba1a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr] thread 'rustc' panicked at compiler/rustc_errors/src/lib.rs:588:17:
[INFO] [stderr] must_produce_diag: `trimmed_def_paths` called but no diagnostics emitted; `with_no_trimmed_paths` for debugging. called at:    0: <rustc_errors::DiagCtxtHandle>::set_must_produce_diag
[INFO] [stderr]    1: <rustc_session::session::Session>::record_trimmed_def_paths
[INFO] [stderr]    2: rustc_middle::ty::print::pretty::trimmed_def_paths
[INFO] [stderr]    3: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::trimmed_def_paths::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 8]>>
[INFO] [stderr]    4: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::SingleCache<rustc_middle::query::erase::Erased<[u8; 8]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stderr]    5: rustc_query_impl::query_impl::trimmed_def_paths::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]    6: <rustc_middle::ty::print::pretty::FmtPrinter as rustc_middle::ty::print::Printer>::print_def_path
[INFO] [stderr]    7: <rustc_middle::ty::print::pretty::FmtPrinter as rustc_middle::ty::print::Printer>::print_def_path
[INFO] [stderr]    8: <rustc_middle::ty::print::pretty::FmtPrinter as rustc_middle::ty::print::pretty::PrettyPrinter>::pretty_print_type
[INFO] [stderr]    9: <rustc_type_ir::ty_kind::FnSig<rustc_middle::ty::context::TyCtxt> as rustc_middle::ty::print::Print<rustc_middle::ty::print::pretty::FmtPrinter>>::print
[INFO] [stderr]   10: <rustc_middle::ty::print::pretty::FmtPrinter>::pretty_in_binder::<rustc_type_ir::ty_kind::FnSig<rustc_middle::ty::context::TyCtxt>>
[INFO] [stderr]   11: <rustc_middle::ty::print::pretty::FmtPrinter as rustc_middle::ty::print::pretty::PrettyPrinter>::pretty_print_type
[INFO] [stderr]   12: <rustc_middle::ty::Ty as core::fmt::Display>::fmt
[INFO] [stderr]   13: rustc_lint::mutable_transmutes::check_overlapping::<rustc_lint::mutable_transmutes::UnsafeCellField, rustc_lint::mutable_transmutes::check_unsafe_cells<<rustc_lint::mutable_transmutes::UnsafeCellReferenceCasting as rustc_lint::passes::LateLintPass>::check_expr::{closure#0}>::{closure#2}>
[INFO] [stderr]   14: <rustc_lint::BuiltinCombinedModuleLateLintPass as rustc_lint::passes::LateLintPass>::check_expr
[INFO] [stderr]   15: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_expr
[INFO] [stderr]   16: rustc_hir::intravisit::walk_block::<rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass>>
[INFO] [stderr]   17: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_expr
[INFO] [stderr]   18: rustc_hir::intravisit::walk_block::<rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass>>
[INFO] [stderr]   19: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_nested_body
[INFO] [stderr]   20: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_nested_item
[INFO] [stderr]   21: rustc_hir::intravisit::walk_block::<rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass>>
[INFO] [stderr]   22: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_expr
[INFO] [stderr]   23: rustc_hir::intravisit::walk_block::<rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass>>
[INFO] [stderr]   24: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_nested_body
[INFO] [stderr]   25: <rustc_lint::late::LateContextAndPass<rustc_lint::BuiltinCombinedModuleLateLintPass> as rustc_hir::intravisit::Visitor>::visit_nested_item
[INFO] [stderr]   26: rustc_lint::lint_mod
[INFO] [stderr]   27: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::lint_mod::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 0]>>
[INFO] [stderr]   28: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::DefaultCache<rustc_span::def_id::LocalModDefId, rustc_middle::query::erase::Erased<[u8; 0]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stderr]   29: rustc_query_impl::query_impl::lint_mod::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   30: rustc_lint::late::check_crate::{closure#1}
[INFO] [stderr]   31: rustc_lint::late::check_crate
[INFO] [stderr]   32: rustc_interface::passes::analysis
[INFO] [stderr]   33: rustc_query_impl::plumbing::__rust_begin_short_backtrace::<rustc_query_impl::query_impl::analysis::dynamic_query::{closure#2}::{closure#0}, rustc_middle::query::erase::Erased<[u8; 1]>>
[INFO] [stderr]   34: rustc_query_system::query::plumbing::try_execute_query::<rustc_query_impl::DynamicConfig<rustc_query_system::query::caches::SingleCache<rustc_middle::query::erase::Erased<[u8; 1]>>, false, false, false>, rustc_query_impl::plumbing::QueryCtxt, false>
[INFO] [stderr]   35: rustc_query_impl::query_impl::analysis::get_query_non_incr::__rust_end_short_backtrace
[INFO] [stderr]   36: rustc_interface::interface::run_compiler::<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   37: std::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>
[INFO] [stderr]   38: <<std::thread::Builder>::spawn_unchecked_<rustc_interface::util::run_in_thread_with_globals<rustc_interface::util::run_in_thread_pool_with_globals<rustc_interface::interface::run_compiler<core::result::Result<(), rustc_span::ErrorGuaranteed>, rustc_driver_impl::run_compiler::{closure#0}>::{closure#1}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#0}::{closure#0}, core::result::Result<(), rustc_span::ErrorGuaranteed>>::{closure#1} as core::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   39: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stderr]              at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/alloc/src/boxed.rs:2148:9
[INFO] [stderr]   40: <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once
[INFO] [stderr]              at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/alloc/src/boxed.rs:2148:9
[INFO] [stderr]   41: std::sys::pal::unix::thread::Thread::new::thread_start
[INFO] [stderr]              at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]   42: <unknown>
[INFO] [stderr]   43: clone
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x7f7e6983cdd5 - std::backtrace_rs::backtrace::libunwind::trace::hd14cd05c8ce75653
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x7f7e6983cdd5 - std::backtrace_rs::backtrace::trace_unsynchronized::h2bd11920a4bced06
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x7f7e6983cdd5 - std::sys::backtrace::_print_fmt::h7b5db99a0e0a9618
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x7f7e6983cdd5 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h3b0bb7ed425a905c
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x7f7e6988dcfb - core::fmt::rt::Argument::fmt::h8dbebbed1aabf976
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x7f7e6988dcfb - core::fmt::write::h970c44dce83e5ee7
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/core/src/fmt/mod.rs:1178:21
[INFO] [stderr]    6:     0x7f7e6983161f - std::io::Write::write_fmt::h3b36ddac8cba0ada
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]    7:     0x7f7e6983f671 - std::sys::backtrace::BacktraceLock::print::h4e16a8d2ce8dc6ad
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x7f7e6983f671 - std::panicking::default_hook::{{closure}}::h1d9339438491665b
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/panicking.rs:266:22
[INFO] [stderr]    9:     0x7f7e6983f34c - std::panicking::default_hook::h706794151aa208b4
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/panicking.rs:293:9
[INFO] [stderr]   10:     0x7f7e65e51dba - std[f88f5f79b5dd95a0]::panicking::update_hook::<alloc[5b4a4b107c80e90d]::boxed::Box<rustc_driver_impl[fc71c99b1665d275]::install_ice_hook::{closure#0}>>::{closure#0}
[INFO] [stderr]   11:     0x7f7e6984003f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h83138b9a2d92612c
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/alloc/src/boxed.rs:2162:9
[INFO] [stderr]   12:     0x7f7e6984003f - std::panicking::rust_panic_with_hook::hf271bde743f78cbd
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/panicking.rs:805:13
[INFO] [stderr]   13:     0x7f7e6983fc67 - std::panicking::begin_panic_handler::{{closure}}::h153af9175e95fc80
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/panicking.rs:671:13
[INFO] [stderr]   14:     0x7f7e6983d299 - std::sys::backtrace::__rust_end_short_backtrace::h8607198d3b617b99
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]   15:     0x7f7e6983f8f4 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/panicking.rs:662:5
[INFO] [stderr]   16:     0x7f7e6988a2c3 - core::panicking::panic_fmt::hf6633b287b5ae536
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/core/src/panicking.rs:74:14
[INFO] [stderr]   17:     0x7f7e68da5e9a - <rustc_errors[ca17a2372905e3ad]::DiagCtxtInner as core[3cb4721bd79b40c1]::ops::drop::Drop>::drop.cold
[INFO] [stderr]   18:     0x7f7e681edb5c - core[3cb4721bd79b40c1]::ptr::drop_in_place::<rustc_errors[ca17a2372905e3ad]::DiagCtxt>
[INFO] [stderr]   19:     0x7f7e682f70da - core[3cb4721bd79b40c1]::ptr::drop_in_place::<rustc_session[c3a4ddf29677db56]::parse::ParseSess>
[INFO] [stderr]   20:     0x7f7e682f775f - core[3cb4721bd79b40c1]::ptr::drop_in_place::<rustc_interface[d8ac3dbe8c4052b9]::interface::Compiler>
[INFO] [stderr]   21:     0x7f7e68207cb8 - rustc_interface[d8ac3dbe8c4052b9]::interface::run_compiler::<core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>, rustc_driver_impl[fc71c99b1665d275]::run_compiler::{closure#0}>::{closure#1}
[INFO] [stderr]   22:     0x7f7e681ec549 - std[f88f5f79b5dd95a0]::sys::backtrace::__rust_begin_short_backtrace::<rustc_interface[d8ac3dbe8c4052b9]::util::run_in_thread_with_globals<rustc_interface[d8ac3dbe8c4052b9]::util::run_in_thread_pool_with_globals<rustc_interface[d8ac3dbe8c4052b9]::interface::run_compiler<core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>, rustc_driver_impl[fc71c99b1665d275]::run_compiler::{closure#0}>::{closure#1}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>::{closure#0}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>
[INFO] [stderr]   23:     0x7f7e681ec2fa - <<std[f88f5f79b5dd95a0]::thread::Builder>::spawn_unchecked_<rustc_interface[d8ac3dbe8c4052b9]::util::run_in_thread_with_globals<rustc_interface[d8ac3dbe8c4052b9]::util::run_in_thread_pool_with_globals<rustc_interface[d8ac3dbe8c4052b9]::interface::run_compiler<core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>, rustc_driver_impl[fc71c99b1665d275]::run_compiler::{closure#0}>::{closure#1}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>::{closure#0}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>::{closure#0}::{closure#0}, core[3cb4721bd79b40c1]::result::Result<(), rustc_span[c47c5cbe9eaa080e]::ErrorGuaranteed>>::{closure#1} as core[3cb4721bd79b40c1]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]   24:     0x7f7e69849fbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h438aa41529320378
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/alloc/src/boxed.rs:2148:9
[INFO] [stderr]   25:     0x7f7e69849fbb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha61ffbd131f8a573
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/alloc/src/boxed.rs:2148:9
[INFO] [stderr]   26:     0x7f7e69849fbb - std::sys::pal::unix::thread::Thread::new::thread_start::h64d9bacc04a5fc59
[INFO] [stderr]                                at /rustc/09146510cdb33d15474a35fde290187a88b1cf35/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]   27:     0x7f7e6286bac3 - <unknown>
[INFO] [stderr]   28:     0x7f7e628fca04 - clone
[INFO] [stderr]   29:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug.
[INFO] [stderr] 
[INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md
[INFO] [stderr] 
[INFO] [stderr] note: please make sure that you have updated to the latest nightly
[INFO] [stderr] 
[INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/memchr-2.1.2/rustc-ice-2024-07-30T23_08_20-156.txt`: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] note: rustc 1.82.0-nightly (09146510c 2024-07-30) running on x86_64-unknown-linux-gnu
[INFO] [stderr] 
[INFO] [stderr] note: compiler flags: --crate-type lib -C embed-bitcode=no -C debuginfo=2
[INFO] [stderr] 
[INFO] [stderr] note: some of the compiler flags provided by cargo are hidden
[INFO] [stderr] 
[INFO] [stderr] query stack during panic:
[INFO] [stderr] end of query stack
[INFO] [stderr] error: could not compile `memchr` (lib)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "67d9c87ba52b7acf98b4b5c4b54656e2e9f4c00bc9eb2b3cb0ff3b8ab4ba1a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d9c87ba52b7acf98b4b5c4b54656e2e9f4c00bc9eb2b3cb0ff3b8ab4ba1a96", kill_on_drop: false }`
[INFO] [stdout] 67d9c87ba52b7acf98b4b5c4b54656e2e9f4c00bc9eb2b3cb0ff3b8ab4ba1a96