[INFO] fetching crate saffron 0.1.0...
[INFO] building saffron-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate saffron 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate saffron 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate saffron 0.1.0
[INFO] tweaked toml for crates.io crate saffron 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate saffron 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate saffron 0.1.0 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded const_fn v0.4.5
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.1
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded tinytemplate v1.2.0
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.0
[INFO] [stderr]   Downloaded criterion v0.3.3
[INFO] [stderr]   Downloaded rayon v1.5.0
[INFO] [stderr]   Downloaded serde v1.0.119
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.0
[INFO] [stderr]   Downloaded rayon-core v1.9.0
[INFO] [stderr]   Downloaded syn v1.0.58
[INFO] [stderr]   Downloaded half v1.6.0
[INFO] [stderr]   Downloaded serde_derive v1.0.119
[INFO] [stderr]   Downloaded bstr v0.2.14
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded plotters v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7d1dad95623a90251d156b068e9e065f4445d020546c622ecb289b3ec417471
[INFO] running `Command { std: "docker" "start" "-a" "b7d1dad95623a90251d156b068e9e065f4445d020546c622ecb289b3ec417471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7d1dad95623a90251d156b068e9e065f4445d020546c622ecb289b3ec417471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7d1dad95623a90251d156b068e9e065f4445d020546c622ecb289b3ec417471", kill_on_drop: false }`
[INFO] [stdout] b7d1dad95623a90251d156b068e9e065f4445d020546c622ecb289b3ec417471
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5df77807e883dcf889b6586dc3071d14c0397c9ae2ad55789aec4bca1181a832
[INFO] running `Command { std: "docker" "start" "-a" "5df77807e883dcf889b6586dc3071d14c0397c9ae2ad55789aec4bca1181a832", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling saffron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 468 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 489 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 684 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 705 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 719 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 786 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 807 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 821 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<E> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<'_, E> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:670:34
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<L> {
[INFO] [stdout]     |                                  ^^^^^              ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<'_, L> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5df77807e883dcf889b6586dc3071d14c0397c9ae2ad55789aec4bca1181a832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df77807e883dcf889b6586dc3071d14c0397c9ae2ad55789aec4bca1181a832", kill_on_drop: false }`
[INFO] [stdout] 5df77807e883dcf889b6586dc3071d14c0397c9ae2ad55789aec4bca1181a832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 822c55bd7cf46222b63ccee1967feaafb8312b889ebaa5230f4d21f7804cb7bb
[INFO] running `Command { std: "docker" "start" "-a" "822c55bd7cf46222b63ccee1967feaafb8312b889ebaa5230f4d21f7804cb7bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling serde v1.0.119
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.119
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 468 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 489 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 684 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 705 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 719 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 786 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 807 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 821 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<E> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<'_, E> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:670:34
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<L> {
[INFO] [stdout]     |                                  ^^^^^              ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<'_, L> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling saffron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 179 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 242 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 304 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 387 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 401 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 468 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 489 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 503 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 684 |         debug_assert_pattern!(pattern, Self::DAY_BITS);
[INFO] [stdout]     |         ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 705 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 719 |                     debug_assert_pattern!(bits, Self::DAY_BITS);
[INFO] [stdout]     |                     ------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 786 |         debug_assert_pattern!(pattern, Self::ALL);
[INFO] [stdout]     |         ----------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 807 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:59:47
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 821 |                     debug_assert_pattern!(bits, Self::ALL);
[INFO] [stdout]     |                     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `debug_assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `debug_assert_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout]  59 |         debug_assert!(($pat & !($mask)) == 0, "{}", DBG_BAD_PATTERN)
[INFO] [stdout]     |                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<E> {
[INFO] [stdout]     |                 ^^^^^     ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 605 |     pub fn iter(&self) -> ExprsIter<'_, E> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parse.rs:670:34
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<L> {
[INFO] [stdout]     |                                  ^^^^^              ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 670 |     pub fn describe<L: Language>(&self, lang: L) -> LanguageFormatter<'_, L> {
[INFO] [stdout]     |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 47.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3, nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "822c55bd7cf46222b63ccee1967feaafb8312b889ebaa5230f4d21f7804cb7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822c55bd7cf46222b63ccee1967feaafb8312b889ebaa5230f4d21f7804cb7bb", kill_on_drop: false }`
[INFO] [stdout] 822c55bd7cf46222b63ccee1967feaafb8312b889ebaa5230f4d21f7804cb7bb