[INFO] cloning repository https://github.com/phenguin/hue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phenguin/hue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphenguin%2Fhue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphenguin%2Fhue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8027901e168ab175b8d8dba7997cb055f075fe7
[INFO] building phenguin/hue 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%2Fphenguin%2Fhue" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phenguin/hue 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/phenguin/hue
[INFO] finished tweaking git repo https://github.com/phenguin/hue
[INFO] tweaked toml for git repo https://github.com/phenguin/hue written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/phenguin/hue 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.2
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded gcc v0.3.53
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded error-chain v0.11.0
[INFO] [stderr]   Downloaded dump v0.1.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.12
[INFO] [stderr]   Downloaded pest v1.0.0-beta.5
[INFO] [stderr]   Downloaded pest_derive v1.0.0-beta.5
[INFO] [stderr]   Downloaded case v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d9ff0c63c0df94ad53037d232957070e41a139d74389afe3076f277bb7aca409
[INFO] running `Command { std: "docker" "start" "-a" "d9ff0c63c0df94ad53037d232957070e41a139d74389afe3076f277bb7aca409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9ff0c63c0df94ad53037d232957070e41a139d74389afe3076f277bb7aca409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9ff0c63c0df94ad53037d232957070e41a139d74389afe3076f277bb7aca409", kill_on_drop: false }`
[INFO] [stdout] d9ff0c63c0df94ad53037d232957070e41a139d74389afe3076f277bb7aca409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1f7c905da860c2cead245da52f35319e20e7a621d4284e6e69b385fb7c148a21
[INFO] running `Command { std: "docker" "start" "-a" "1f7c905da860c2cead245da52f35319e20e7a621d4284e6e69b385fb7c148a21", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling gcc v0.3.53
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling libc v0.2.30
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.5
[INFO] [stderr]    Compiling case v0.0.1
[INFO] [stderr]    Compiling pest v1.0.0-beta.5
[INFO] [stderr]    Compiling dump v0.1.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling syn v0.11.11 (/opt/rustwide/workdir/folder_derive/syn)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> folder_derive/syn/src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "cargo-clippy", allow(large_enum_variant))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]   = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression, many_single_char_names))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:236:33
[INFO] [stdout]     |
[INFO] [stdout] 236 |     let a = next_ch!(chars @ '0'...'7');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:45
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:57
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:34
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:48
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:62
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                              ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:34
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:48
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:62
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                              ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:33
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:45
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:57
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:33
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:57
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:45
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:57
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:33
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:45
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:57
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:33
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:45
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:57
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:33
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:45
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:57
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:284:20
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 '0'...'9' | '_' => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:327:24
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     '0'...'9' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:368:21
[INFO] [stdout]     |
[INFO] [stdout] 368 |                 b'0'...b'9' => (b - b'0') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:369:21
[INFO] [stdout]     |
[INFO] [stdout] 369 |                 b'a'...b'f' => 10 + (b - b'a') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:370:21
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 b'A'...b'F' => 10 + (b - b'A') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace-sys v0.1.12
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]   --> folder_derive/syn/src/attr.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub trait FilterAttrs<'a> {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn inner(self) -> Self::Ret;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling folder_derive v0.1.0 (/opt/rustwide/workdir/folder_derive)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> folder_derive/src/lib.rs:113:43
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     enum Shape { S, T, U };
[INFO] [stdout]     |                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> folder_derive/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pest_derive v1.0.0-beta.5
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling hue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/errors.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(unused_doc_comment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `error_chain`
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | error_chain! {
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/parsers/lisp.rs:107:48
[INFO] [stdout]     |
[INFO] [stdout] 107 |                         Rule::expr => res.push((LispExpr::try_from(p)?)),
[INFO] [stdout]     |                                                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 -                         Rule::expr => res.push((LispExpr::try_from(p)?)),
[INFO] [stdout] 107 +                         Rule::expr => res.push(LispExpr::try_from(p)?),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/parsers/mod.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn represent<I: Input>(Pair<Self::Rule, I>) -> Res<Self>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Pair<Self::Rule, I>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     unsafe { ::std::intrinsics::type_name::<T>() }.to_owned()
[INFO] [stdout]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1f7c905da860c2cead245da52f35319e20e7a621d4284e6e69b385fb7c148a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f7c905da860c2cead245da52f35319e20e7a621d4284e6e69b385fb7c148a21", kill_on_drop: false }`
[INFO] [stdout] 1f7c905da860c2cead245da52f35319e20e7a621d4284e6e69b385fb7c148a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dea16f3eef63d542fde9978a6bde9d0d31c3ed78921ffe1fb737020e4e0f43f2
[INFO] running `Command { std: "docker" "start" "-a" "dea16f3eef63d542fde9978a6bde9d0d31c3ed78921ffe1fb737020e4e0f43f2", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]  --> folder_derive/syn/src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(feature = "cargo-clippy", allow(large_enum_variant))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]   = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:232:12
[INFO] [stdout]     |
[INFO] [stdout] 232 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:250:12
[INFO] [stdout]     |
[INFO] [stdout] 250 | #[cfg_attr(feature = "cargo-clippy", allow(diverging_sub_expression, many_single_char_names))]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `aster`, `default`, `fold`, `full`, `parsing`, `printing`, `quote`, `synom`, `unicode-xid`, and `visit`
[INFO] [stdout]     = help: consider adding `cargo-clippy` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:236:33
[INFO] [stdout]     |
[INFO] [stdout] 236 |     let a = next_ch!(chars @ '0'...'7');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:33
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:45
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:237:57
[INFO] [stdout]     |
[INFO] [stdout] 237 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:34
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:48
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:245:62
[INFO] [stdout]     |
[INFO] [stdout] 245 |     let a = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                              ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:34
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                  ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:48
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:246:62
[INFO] [stdout]     |
[INFO] [stdout] 246 |     let b = next_ch!(chars @ b'0'...b'9' | b'a'...b'f' | b'A'...b'F');
[INFO] [stdout]     |                                                              ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:33
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:45
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:255:57
[INFO] [stdout]     |
[INFO] [stdout] 255 |     let a = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:33
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:45
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:256:57
[INFO] [stdout]     |
[INFO] [stdout] 256 |     let b = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:33
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:45
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:260:57
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let c = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:33
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:45
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:264:57
[INFO] [stdout]     |
[INFO] [stdout] 264 |     let d = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:33
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:45
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:268:57
[INFO] [stdout]     |
[INFO] [stdout] 268 |     let e = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:33
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:45
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                             ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/escape.rs:272:57
[INFO] [stdout]     |
[INFO] [stdout] 272 |     let f = next_ch!(chars @ '0'...'9' | 'a'...'f' | 'A'...'F' | '}');
[INFO] [stdout]     |                                                         ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:284:20
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 '0'...'9' | '_' => {
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:327:24
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     '0'...'9' => {
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:368:21
[INFO] [stdout]     |
[INFO] [stdout] 368 |                 b'0'...b'9' => (b - b'0') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:369:21
[INFO] [stdout]     |
[INFO] [stdout] 369 |                 b'a'...b'f' => 10 + (b - b'a') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> folder_derive/syn/src/lit.rs:370:21
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 b'A'...b'F' => 10 + (b - b'A') as u64,
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `inner` is never used
[INFO] [stdout]   --> folder_derive/syn/src/attr.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub trait FilterAttrs<'a> {
[INFO] [stdout]    |           ----------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 86 |     fn inner(self) -> Self::Ret;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> folder_derive/src/lib.rs:113:43
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     enum Shape { S, T, U };
[INFO] [stdout]     |                                           ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> folder_derive/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]  --> src/errors.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[allow(unused_doc_comment)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `error_chain`
[INFO] [stdout]  --> src/errors.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | error_chain! {
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]    --> src/parsers/lisp.rs:107:48
[INFO] [stdout]     |
[INFO] [stdout] 107 |                         Rule::expr => res.push((LispExpr::try_from(p)?)),
[INFO] [stdout]     |                                                ^                      ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 -                         Rule::expr => res.push((LispExpr::try_from(p)?)),
[INFO] [stdout] 107 +                         Rule::expr => res.push(LispExpr::try_from(p)?),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/parsers/mod.rs:42:28
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn represent<I: Input>(Pair<Self::Rule, I>) -> Res<Self>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Pair<Self::Rule, I>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]  --> src/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     unsafe { ::std::intrinsics::type_name::<T>() }.to_owned()
[INFO] [stdout]   |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "dea16f3eef63d542fde9978a6bde9d0d31c3ed78921ffe1fb737020e4e0f43f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea16f3eef63d542fde9978a6bde9d0d31c3ed78921ffe1fb737020e4e0f43f2", kill_on_drop: false }`
[INFO] [stdout] dea16f3eef63d542fde9978a6bde9d0d31c3ed78921ffe1fb737020e4e0f43f2