[INFO] updating cached repository cbarrick/ripl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cbarrick/ripl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cbarrick/ripl" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cbarrick/ripl"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cbarrick/ripl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cbarrick/ripl" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cbarrick/ripl"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cbarrick/ripl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2d4f3dac2f50942ba922259fc497cc1a14ce4d7a
[INFO] sha for GitHub repo cbarrick/ripl: 2d4f3dac2f50942ba922259fc497cc1a14ce4d7a
[INFO] validating manifest of cbarrick/ripl on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cbarrick/ripl on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cbarrick/ripl
[INFO] finished frobbing cbarrick/ripl
[INFO] frobbed toml for cbarrick/ripl written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/cbarrick/ripl/Cargo.toml
[INFO] started frobbing cbarrick/ripl
[INFO] finished frobbing cbarrick/ripl
[INFO] frobbed toml for cbarrick/ripl written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cbarrick/ripl/Cargo.toml
[INFO] crate cbarrick/ripl already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cbarrick/ripl against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/cbarrick/ripl:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1149be3dc6f3eceedff1f04cbabde806fa60c35492ccf181e10e798a150f0fd5
[INFO] running `"docker" "start" "-a" "1149be3dc6f3eceedff1f04cbabde806fa60c35492ccf181e10e798a150f0fd5"`
[INFO] [stderr]     Checking num-traits v0.1.37
[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 regex v0.2.1
[INFO] [stderr]     Checking ordered-float v0.4.0
[INFO] [stderr]     Checking ripl v0.1.0-master (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Wrapper(Box<Error + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         E: Into<Box<Error + Send + Sync>>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:80:32
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:20:17
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Wrapper(Box<Error + Send + Sync>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |         E: Into<Box<Error + Send + Sync>>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/syntax/error.rs:80:32
[INFO] [stderr]    |
[INFO] [stderr] 80 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:255:9
[INFO] [stderr]     |
[INFO] [stderr] 255 | /         lazy_static! {
[INFO] [stderr] 256 | |             static ref RE: Regex = {
[INFO] [stderr] 257 | |                 let pattern = r"^([\w\d]+|[\p{S}\p{Pc}\p{Pd}\p{Po}]+)";
[INFO] [stderr] 258 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 259 | |             };
[INFO] [stderr] 260 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:278:9
[INFO] [stderr]     |
[INFO] [stderr] 278 | /         lazy_static! {
[INFO] [stderr] 279 | |             static ref RE: Regex = {
[INFO] [stderr] 280 | |                 let pattern = r"^[\p{Lu}_][\w\d]*";
[INFO] [stderr] 281 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 282 | |             };
[INFO] [stderr] 283 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 | /         lazy_static! {
[INFO] [stderr] 378 | |             static ref RE: Regex = {
[INFO] [stderr] 379 | |                 let pattern = r"^\d[\d_]*(\.[\d_]+)?(e-?[\d_]+)?";
[INFO] [stderr] 380 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 381 | |             };
[INFO] [stderr] 382 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:464:9
[INFO] [stderr]     |
[INFO] [stderr] 464 | /         lazy_static! {
[INFO] [stderr] 465 | |             static ref RE: Regex = {
[INFO] [stderr] 466 | |                 let pattern = r"^[\s\p{C}]+";
[INFO] [stderr] 467 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 468 | |             };
[INFO] [stderr] 469 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/syntax/lexer.rs:483:9
[INFO] [stderr]     |
[INFO] [stderr] 483 | /         lazy_static! {
[INFO] [stderr] 484 | |             static ref RE: Regex = {
[INFO] [stderr] 485 | |                 let pattern = r"^%.*";
[INFO] [stderr] 486 | |                 Regex::new(pattern).unwrap()
[INFO] [stderr] 487 | |             };
[INFO] [stderr] 488 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/syntax/error.rs:82:15
[INFO] [stderr]    |
[INFO] [stderr] 82 |             e.cause()
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:244:13
[INFO] [stderr]     |
[INFO] [stderr] 244 |         let mut root = Arc::make_mut(&mut self.root);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:363:17
[INFO] [stderr]     |
[INFO] [stderr] 363 |             let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:364:17
[INFO] [stderr]     |
[INFO] [stderr] 364 |             let mut branch = Arc::make_mut(branch);
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:426:13
[INFO] [stderr]     |
[INFO] [stderr] 426 |         let mut branch = unsafe { self.branches.get_unchecked_mut(pos) };
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/collections/clone_map.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         let mut branch = Arc::make_mut(branch);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/syntax/parser.rs:369:19
[INFO] [stderr]     |
[INFO] [stderr] 369 |             Float(456.789),
[INFO] [stderr]     |                   ^^^^^^^ expected struct `ordered_float::OrderedFloat`, found floating-point number
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `ordered_float::OrderedFloat<f64>`
[INFO] [stderr]                found type `{float}`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/syntax/error.rs:82:15
[INFO] [stderr]    |
[INFO] [stderr] 82 |             e.cause()
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `ripl`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1149be3dc6f3eceedff1f04cbabde806fa60c35492ccf181e10e798a150f0fd5"`
[INFO] running `"docker" "rm" "-f" "1149be3dc6f3eceedff1f04cbabde806fa60c35492ccf181e10e798a150f0fd5"`
[INFO] [stdout] 1149be3dc6f3eceedff1f04cbabde806fa60c35492ccf181e10e798a150f0fd5