[INFO] cloning repository https://github.com/cbarrick/ripl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cbarrick/ripl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbarrick%2Fripl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbarrick%2Fripl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d4f3dac2f50942ba922259fc497cc1a14ce4d7a
[INFO] checking cbarrick/ripl/2d4f3dac2f50942ba922259fc497cc1a14ce4d7a against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcbarrick%2Fripl" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cbarrick/ripl on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cbarrick/ripl
[INFO] finished tweaking git repo https://github.com/cbarrick/ripl
[INFO] tweaked toml for git repo https://github.com/cbarrick/ripl written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cbarrick/ripl 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread_local v0.3.3
[INFO] [stderr]   Downloaded thread-id v3.0.0
[INFO] [stderr]   Downloaded memchr v1.0.1
[INFO] [stderr]   Downloaded aho-corasick v0.6.3
[INFO] [stderr]   Downloaded lazy_static v0.2.5
[INFO] [stderr]   Downloaded num-traits v0.1.37
[INFO] [stderr]   Downloaded libc v0.2.20
[INFO] [stderr]   Downloaded regex-syntax v0.4.0
[INFO] [stderr]   Downloaded regex v0.2.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.4
[INFO] [stderr]   Downloaded ordered-float v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0570c2cb234c9b91a7ad89a0d57784cfd4c06d88564e977322c66b444f6f3681
[INFO] running `Command { std: "docker" "start" "-a" "0570c2cb234c9b91a7ad89a0d57784cfd4c06d88564e977322c66b444f6f3681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0570c2cb234c9b91a7ad89a0d57784cfd4c06d88564e977322c66b444f6f3681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0570c2cb234c9b91a7ad89a0d57784cfd4c06d88564e977322c66b444f6f3681", kill_on_drop: false }`
[INFO] [stdout] 0570c2cb234c9b91a7ad89a0d57784cfd4c06d88564e977322c66b444f6f3681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5894bef74396f8a9f15a8ce653c2c01876efa09501565313fee424e643f765e
[INFO] running `Command { std: "docker" "start" "-a" "f5894bef74396f8a9f15a8ce653c2c01876efa09501565313fee424e643f765e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking regex-syntax v0.4.0
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking lazy_static v0.2.5
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking thread_local v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking ordered-float v0.4.0
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking ripl v0.1.0-master (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(custom_attribute)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: removed in favor of `#![register_tool]` and `#![register_attr]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax, box_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/syntax/namespace.rs:106:34
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl<'ns> From<&'ns str> for Name<'ns> {
[INFO] [stdout]     |      --- lifetime `'ns` declared here
[INFO] [stdout] 106 |     fn from(string: &'ns str) -> Name {
[INFO] [stdout]     |                                  ^^^^ this elided lifetime gets resolved as `'ns`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/syntax/namespace.rs:106:34
[INFO] [stdout]     |
[INFO] [stdout] 105 | impl<'ns> From<&'ns str> for Name<'ns> {
[INFO] [stdout]     |      --- lifetime `'ns` declared here
[INFO] [stdout] 106 |     fn from(string: &'ns str) -> Name {
[INFO] [stdout]     |                                  ^^^^ this elided lifetime gets resolved as `'ns`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/collections/clone_map.rs:447:55
[INFO] [stdout]     |
[INFO] [stdout] 447 |                 let s = unsafe { mem::replace(s, mem::uninitialized()) };
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         lazy_static! {
[INFO] [stdout] 256 | |             static ref RE: Regex = {
[INFO] [stdout] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stdout] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 259 | |             };
[INFO] [stdout] 260 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         lazy_static! {
[INFO] [stdout] 256 | |             static ref RE: Regex = {
[INFO] [stdout] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stdout] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 259 | |             };
[INFO] [stdout] 260 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 | /         lazy_static! {
[INFO] [stdout] 279 | |             static ref RE: Regex = {
[INFO] [stdout] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stdout] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 282 | |             };
[INFO] [stdout] 283 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 | /         lazy_static! {
[INFO] [stdout] 279 | |             static ref RE: Regex = {
[INFO] [stdout] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stdout] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 282 | |             };
[INFO] [stdout] 283 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 | /         lazy_static! {
[INFO] [stdout] 378 | |             static ref RE: Regex = {
[INFO] [stdout] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stdout] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 381 | |             };
[INFO] [stdout] 382 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 | /         lazy_static! {
[INFO] [stdout] 378 | |             static ref RE: Regex = {
[INFO] [stdout] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stdout] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 381 | |             };
[INFO] [stdout] 382 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 | /         lazy_static! {
[INFO] [stdout] 465 | |             static ref RE: Regex = {
[INFO] [stdout] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stdout] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 468 | |             };
[INFO] [stdout] 469 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 | /         lazy_static! {
[INFO] [stdout] 465 | |             static ref RE: Regex = {
[INFO] [stdout] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stdout] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 468 | |             };
[INFO] [stdout] 469 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 | /         lazy_static! {
[INFO] [stdout] 484 | |             static ref RE: Regex = {
[INFO] [stdout] 485 | |                 let pattern = r"^%.*";
[INFO] [stdout] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 487 | |             };
[INFO] [stdout] 488 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 | /         lazy_static! {
[INFO] [stdout] 484 | |             static ref RE: Regex = {
[INFO] [stdout] 485 | |                 let pattern = r"^%.*";
[INFO] [stdout] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 487 | |             };
[INFO] [stdout] 488 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Wrapper(Box<Error + Send + Sync>),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 20 |     Wrapper(Box<dyn Error + Send + Sync>),
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/collections/clone_map.rs:447:55
[INFO] [stdout]     |
[INFO] [stdout] 447 |                 let s = unsafe { mem::replace(s, mem::uninitialized()) };
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         lazy_static! {
[INFO] [stdout] 256 | |             static ref RE: Regex = {
[INFO] [stdout] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stdout] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 259 | |             };
[INFO] [stdout] 260 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:255:9
[INFO] [stdout]     |
[INFO] [stdout] 255 | /         lazy_static! {
[INFO] [stdout] 256 | |             static ref RE: Regex = {
[INFO] [stdout] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stdout] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 259 | |             };
[INFO] [stdout] 260 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 | /         lazy_static! {
[INFO] [stdout] 279 | |             static ref RE: Regex = {
[INFO] [stdout] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stdout] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 282 | |             };
[INFO] [stdout] 283 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 | /         lazy_static! {
[INFO] [stdout] 279 | |             static ref RE: Regex = {
[INFO] [stdout] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stdout] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 282 | |             };
[INFO] [stdout] 283 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 | /         lazy_static! {
[INFO] [stdout] 378 | |             static ref RE: Regex = {
[INFO] [stdout] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stdout] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 381 | |             };
[INFO] [stdout] 382 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:377:9
[INFO] [stdout]     |
[INFO] [stdout] 377 | /         lazy_static! {
[INFO] [stdout] 378 | |             static ref RE: Regex = {
[INFO] [stdout] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stdout] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 381 | |             };
[INFO] [stdout] 382 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 | /         lazy_static! {
[INFO] [stdout] 465 | |             static ref RE: Regex = {
[INFO] [stdout] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stdout] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 468 | |             };
[INFO] [stdout] 469 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:464:9
[INFO] [stdout]     |
[INFO] [stdout] 464 | /         lazy_static! {
[INFO] [stdout] 465 | |             static ref RE: Regex = {
[INFO] [stdout] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stdout] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 468 | |             };
[INFO] [stdout] 469 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 | /         lazy_static! {
[INFO] [stdout] 484 | |             static ref RE: Regex = {
[INFO] [stdout] 485 | |                 let pattern = r"^%.*";
[INFO] [stdout] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 487 | |             };
[INFO] [stdout] 488 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred
[INFO] [stdout]    --> src/syntax/lexer.rs:483:9
[INFO] [stdout]     |
[INFO] [stdout] 483 | /         lazy_static! {
[INFO] [stdout] 484 | |             static ref RE: Regex = {
[INFO] [stdout] 485 | |                 let pattern = r"^%.*";
[INFO] [stdout] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stdout] 487 | |             };
[INFO] [stdout] 488 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Wrapper(Box<Error + Send + Sync>),
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 20 |     Wrapper(Box<dyn Error + Send + Sync>),
[INFO] [stdout]    |                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 80 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         E: Into<Box<Error + Send + Sync>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 37 |         E: Into<Box<dyn Error + Send + Sync>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:80:32
[INFO] [stdout]    |
[INFO] [stdout] 80 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 80 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/syntax/error.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 37 |         E: Into<Box<Error + Send + Sync>>,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <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] 37 |         E: Into<Box<dyn Error + Send + Sync>>,
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/syntax/error.rs:76:40
[INFO] [stdout]    |
[INFO] [stdout] 76 |             &Kind::Wrapper(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/syntax/error.rs:82:15
[INFO] [stdout]    |
[INFO] [stdout] 82 |             e.cause()
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:363:17
[INFO] [stdout]     |
[INFO] [stdout] 363 |             let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:364:17
[INFO] [stdout]     |
[INFO] [stdout] 364 |             let mut branch = Arc::make_mut(branch);
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:426:13
[INFO] [stdout]     |
[INFO] [stdout] 426 |         let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut branch = Arc::make_mut(branch);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/syntax/parser.rs:369:19
[INFO] [stdout]     |
[INFO] [stdout] 369 |             Float(456.789),
[INFO] [stdout]     |             ----- ^^^^^^^ expected `OrderedFloat<f64>`, found floating-point number
[INFO] [stdout]     |             |
[INFO] [stdout]     |             arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `OrderedFloat<f64>`
[INFO] [stdout]                  found type `{float}`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> src/syntax/repr.rs:36:5
[INFO] [stdout]     |
[INFO] [stdout] 36  |     Float(OrderedFloat<f64>),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] help: try wrapping the expression in `ordered_float::OrderedFloat`
[INFO] [stdout]     |
[INFO] [stdout] 369 |             Float(ordered_float::OrderedFloat(456.789)),
[INFO] [stdout]     |                   ++++++++++++++++++++++++++++       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/syntax/error.rs:76:40
[INFO] [stdout]    |
[INFO] [stdout] 76 |             &Kind::Wrapper(ref e) => e.description(),
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/syntax/error.rs:82:15
[INFO] [stdout]    |
[INFO] [stdout] 82 |             e.cause()
[INFO] [stdout]    |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:244:13
[INFO] [stdout]     |
[INFO] [stdout] 244 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:363:17
[INFO] [stdout]     |
[INFO] [stdout] 363 |             let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:364:17
[INFO] [stdout]     |
[INFO] [stdout] 364 |             let mut branch = Arc::make_mut(branch);
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:426:13
[INFO] [stdout]     |
[INFO] [stdout] 426 |         let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/collections/clone_map.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         let mut branch = Arc::make_mut(branch);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ripl` (lib) due to 3 previous errors; 23 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ripl` (lib test) due to 4 previous errors; 23 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f5894bef74396f8a9f15a8ce653c2c01876efa09501565313fee424e643f765e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5894bef74396f8a9f15a8ce653c2c01876efa09501565313fee424e643f765e", kill_on_drop: false }`
[INFO] [stdout] f5894bef74396f8a9f15a8ce653c2c01876efa09501565313fee424e643f765e