[INFO] fetching crate garando_syntax2 0.1.0...
[INFO] testing garando_syntax2-0.1.0 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate garando_syntax2 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate garando_syntax2 0.1.0 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate garando_syntax2 0.1.0
[INFO] finished tweaking crates.io crate garando_syntax2 0.1.0
[INFO] tweaked toml for crates.io crate garando_syntax2 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c04eae42c9d37b92f5287a075ffa07d5d4a34731bf801ef3055e41d5fd0598ed
[INFO] running `Command { std: "docker" "start" "-a" "c04eae42c9d37b92f5287a075ffa07d5d4a34731bf801ef3055e41d5fd0598ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c04eae42c9d37b92f5287a075ffa07d5d4a34731bf801ef3055e41d5fd0598ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04eae42c9d37b92f5287a075ffa07d5d4a34731bf801ef3055e41d5fd0598ed", kill_on_drop: false }`
[INFO] [stdout] c04eae42c9d37b92f5287a075ffa07d5d4a34731bf801ef3055e41d5fd0598ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a58378977148c5574446f65f4d54d8d6de279043a1698096c820c5d02ea27f
[INFO] running `Command { std: "docker" "start" "-a" "08a58378977148c5574446f65f4d54d8d6de279043a1698096c820c5d02ea27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]    Compiling garando_pos v0.1.0
[INFO] [stderr]    Compiling garando_errors v0.1.0
[INFO] [stderr]    Compiling garando_syntax2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ext`
[INFO] [stdout]   --> src/ext/build.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub use crate::ext;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse`
[INFO] [stdout]   --> src/ext/build.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub use crate::parse;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `finish` is never used
[INFO] [stdout]   --> src/rustc_data_structures/stable_hasher.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub trait StableHasherResult: Sized {
[INFO] [stdout]    |           ------------------ associated function in this trait
[INFO] [stdout] 45 |     fn finish(hasher: StableHasher<Self>) -> Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!(err)
[INFO] [stdout]     |                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!("{}", err)
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!(err),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!("{}", err),
[INFO] [stdout]     |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:25:24
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 panic!(FatalError);
[INFO] [stdout]      |                        ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/feature_gate.rs:1374:20
[INFO] [stdout]      |
[INFO] [stdout] 1374 |         let meta = panictry!(attr.parse_meta(self.context.parse_sess));
[INFO] [stdout]      |                    --------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this warning originates in the macro `panictry` (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] 25   |                 panic!("{}", FatalError);
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 std::panic::panic_any(FatalError);
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/feature_gate.rs:1882:20
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!(FatalError);
[INFO] [stdout]      |                    ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!("{}", FatalError);
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             std::panic::panic_any(FatalError);
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:218:36
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!("{}", sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => std::panic::panic_any(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:219:32
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!("{}", sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => std::panic::panic_any(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parse/mod.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     panictry!(srdr.parse_all_token_trees())
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:486:32
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!(err(2))
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!("{}", err(2))
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:491:32
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!(err(3)),
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!("{}", err(3)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parse/lexer/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 186 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:211:20
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:642:24
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!("{}", self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:804:24
[INFO] [stdout]     |
[INFO] [stdout] 804 |                   panic!(self.fatal_span_(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 805 | |                     start_bpos,
[INFO] [stdout] 806 | |                     last_bpos,
[INFO] [stdout] 807 | |                     "unterminated numeric character escape"
[INFO] [stdout] 808 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 panic!("{}", self.fatal_span_(
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1007:28
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1008 | |                         start_bpos,
[INFO] [stdout] 1009 | |                         self.pos,
[INFO] [stdout] 1010 | |                         "unterminated unicode escape (found EOF)"
[INFO] [stdout] 1011 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1017:28
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1018 | |                         self.pos,
[INFO] [stdout] 1019 | |                         self.next_pos,
[INFO] [stdout] 1020 | |                         "unterminated unicode escape (needed a `}`)"
[INFO] [stdout] 1021 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                           panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1294 | |                             start_with_quote,
[INFO] [stdout] 1295 | |                             self.next_pos,
[INFO] [stdout] 1296 | |                             String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1297 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1328:28
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                       panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1329 | |                         start_with_quote,
[INFO] [stdout] 1330 | |                         self.pos,
[INFO] [stdout] 1331 | |                         String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1332 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1362:32
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                           panic!(self.fatal_span_(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1363 | |                             start_bpos,
[INFO] [stdout] 1364 | |                             last_bpos,
[INFO] [stdout] 1365 | |                             "unterminated double quote string"
[INFO] [stdout] 1366 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1398:28
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1402:28
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                       panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1403 | |                         start_bpos,
[INFO] [stdout] 1404 | |                         last_bpos,
[INFO] [stdout] 1405 | |                         "found invalid character; only `#` is allowed \
[INFO] [stdout] 1406 | |                                                  in raw string delimitation",
[INFO] [stdout] 1407 | |                         curr_char
[INFO] [stdout] 1408 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1417:32
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1561:20
[INFO] [stdout]      |
[INFO] [stdout] 1561 |               panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1562 | |                 start - BytePos(2),
[INFO] [stdout] 1563 | |                 pos,
[INFO] [stdout] 1564 | |                 "unterminated byte constant".to_string()
[INFO] [stdout] 1565 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1589:24
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!("{}", self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 std::panic::panic_any(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1620:20
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1624:20
[INFO] [stdout]      |
[INFO] [stdout] 1624 |               panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1625 | |                 start_bpos,
[INFO] [stdout] 1626 | |                 pos,
[INFO] [stdout] 1627 | |                 "found invalid character; only `#` is allowed in raw \
[INFO] [stdout] 1628 | |                                          string delimitation",
[INFO] [stdout] 1629 | |                 ch
[INFO] [stdout] 1630 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1639:28
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/comments.rs:257:24
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!("{}", rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 std::panic::panic_any(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/ptr.rs:210:18
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.iter()
[INFO] [stdout]     |                  ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 210 |         IntoIterator::into_iter(self.ptr)
[INFO] [stdout]     |         ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!("{}", diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     std::panic::panic_any(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:234:35
[INFO] [stdout]     |
[INFO] [stdout] 234 |     walk_list!(visitor, visit_ty, &local.ty);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:235:37
[INFO] [stdout]     |
[INFO] [stdout] 235 |     walk_list!(visitor, visit_expr, &local.init);
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:320:50
[INFO] [stdout]     |
[INFO] [stdout] 320 |             walk_list!(visitor, visit_trait_ref, opt_trait_reference);
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:371:37
[INFO] [stdout]     |
[INFO] [stdout] 371 |     walk_list!(visitor, visit_expr, &variant.node.disr_expr);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:380:49
[INFO] [stdout]     |
[INFO] [stdout] 380 |             walk_list!(visitor, visit_lifetime, opt_lifetime);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:451:43
[INFO] [stdout]     |
[INFO] [stdout] 451 |             walk_list!(visitor, visit_ty, &data.output);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:489:44
[INFO] [stdout]     |
[INFO] [stdout] 489 |             walk_list!(visitor, visit_pat, optional_subpattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:499:44
[INFO] [stdout]     |
[INFO] [stdout] 499 |             walk_list!(visitor, visit_pat, slice_pattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:540:39
[INFO] [stdout]     |
[INFO] [stdout] 540 |         walk_list!(visitor, visit_ty, &param.default);
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:624:45
[INFO] [stdout]     |
[INFO] [stdout] 624 |             walk_list!(visitor, visit_expr, default);
[INFO] [stdout]     |                                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:640:43
[INFO] [stdout]     |
[INFO] [stdout] 640 |             walk_list!(visitor, visit_ty, default);
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:734:45
[INFO] [stdout]     |
[INFO] [stdout] 734 |             walk_list!(visitor, visit_expr, optional_base);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:763:45
[INFO] [stdout]     |
[INFO] [stdout] 763 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:774:45
[INFO] [stdout]     |
[INFO] [stdout] 774 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:823:45
[INFO] [stdout]     |
[INFO] [stdout] 823 |             walk_list!(visitor, visit_expr, start);
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:824:45
[INFO] [stdout]     |
[INFO] [stdout] 824 |             walk_list!(visitor, visit_expr, end);
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:834:45
[INFO] [stdout]     |
[INFO] [stdout] 834 |             walk_list!(visitor, visit_expr, opt_expr);
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:840:45
[INFO] [stdout]     |
[INFO] [stdout] 840 |             walk_list!(visitor, visit_expr, optional_expression);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:861:37
[INFO] [stdout]     |
[INFO] [stdout] 861 |     walk_list!(visitor, visit_expr, &arm.guard);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/base.rs:825:16
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!("{}", self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 825 |         std::panic::panic_any(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:944:15
[INFO] [stdout]     |
[INFO] [stdout] 944 |     let ret = panictry!(p.parse_expr());
[INFO] [stdout]     |               ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:961:41
[INFO] [stdout]     |
[INFO] [stdout] 961 |         es.push(cx.expander().fold_expr(panictry!(p.parse_expr())));
[INFO] [stdout]     |                                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/expand.rs:424:20
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 424 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:452:28
[INFO] [stdout]     |
[INFO] [stdout] 452 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:458:28
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     panictry!(parser.parse_expr())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 445 |     panictry!(parser.parse_item())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:449:5
[INFO] [stdout]     |
[INFO] [stdout] 449 |     panictry!(parser.parse_pat())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     panictry!(parser.parse_arm())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:457:5
[INFO] [stdout]     |
[INFO] [stdout] 457 |     panictry!(parser.parse_ty())
[INFO] [stdout]     |     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     panictry!(parser.parse_stmt())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:465:5
[INFO] [stdout]     |
[INFO] [stdout] 465 |     panictry!(parser.parse_attribute(permit_inner))
[INFO] [stdout]     |     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:469:5
[INFO] [stdout]     |
[INFO] [stdout] 469 |     panictry!(parser.parse_arg())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:473:5
[INFO] [stdout]     |
[INFO] [stdout] 473 |     panictry!(parser.parse_block())
[INFO] [stdout]     |     ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:477:5
[INFO] [stdout]     |
[INFO] [stdout] 477 |     panictry!(parser.parse_meta_item())
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     panictry!(parser.parse_path(mode))
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:849:19
[INFO] [stdout]     |
[INFO] [stdout] 849 |     let cx_expr = panictry!(p.parse_expr());
[INFO] [stdout]     |                   ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:854:15
[INFO] [stdout]     |
[INFO] [stdout] 854 |     let tts = panictry!(p.parse_all_token_trees());
[INFO] [stdout]     |               ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 | /             panictry!(parse::parse_item_from_source_str(
[INFO] [stdout] 373 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 374 | |                 s,
[INFO] [stdout] 375 | |                 self.parse_sess()
[INFO] [stdout] 376 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:381:13
[INFO] [stdout]     |
[INFO] [stdout] 381 | /             panictry!(parse::parse_stmt_from_source_str(
[INFO] [stdout] 382 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 383 | |                 s,
[INFO] [stdout] 384 | |                 self.parse_sess()
[INFO] [stdout] 385 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:390:13
[INFO] [stdout]     |
[INFO] [stdout] 390 | /             panictry!(parse::parse_expr_from_source_str(
[INFO] [stdout] 391 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 392 | |                 s,
[INFO] [stdout] 393 | |                 self.parse_sess()
[INFO] [stdout] 394 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |             Some(panictry!(self.p.parse_expr()))
[INFO] [stdout]     |                  ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 match panictry!(self.p.parse_item()) {
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/source_util.rs:120:36
[INFO] [stdout]     |
[INFO] [stdout] 120 |                       None => panic!(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 121 | |                         self.p.span,
[INFO] [stdout] 122 | |                         &format!("expected item, found `{}`", self.p.this_token_to_string())
[INFO] [stdout] 123 | |                     )),
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => panic!("{}", self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => std::panic::panic_any(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:526:25
[INFO] [stdout]     |
[INFO] [stdout] 526 |         "item" => match panictry!(p.parse_item()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:530:24
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 |         "block" => token::NtBlock(panictry!(p.parse_block())),
[INFO] [stdout]     |                                   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:534:25
[INFO] [stdout]     |
[INFO] [stdout] 534 |         "stmt" => match panictry!(p.parse_stmt()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:538:24
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:541:31
[INFO] [stdout]     |
[INFO] [stdout] 541 |         "pat" => token::NtPat(panictry!(p.parse_pat())),
[INFO] [stdout]     |                               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:542:33
[INFO] [stdout]     |
[INFO] [stdout] 542 |         "expr" => token::NtExpr(panictry!(p.parse_expr())),
[INFO] [stdout]     |                                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:543:29
[INFO] [stdout]     |
[INFO] [stdout] 543 |         "ty" => token::NtTy(panictry!(p.parse_ty())),
[INFO] [stdout]     |                             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:557:24
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!(FatalError)
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!("{}", FatalError)
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 std::panic::panic_any(FatalError)
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:560:33
[INFO] [stdout]     |
[INFO] [stdout] 560 |         "path" => token::NtPath(panictry!(p.parse_path(PathStyle::Type))),
[INFO] [stdout]     |                                 ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:561:33
[INFO] [stdout]     |
[INFO] [stdout] 561 |         "meta" => token::NtMeta(panictry!(p.parse_meta_item())),
[INFO] [stdout]     |                                 ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:562:31
[INFO] [stdout]     |
[INFO] [stdout] 562 |         "vis" => token::NtVis(panictry!(p.parse_visibility(true))),
[INFO] [stdout]     |                               ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ext/tt/macro_rules.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let expansion = panictry!(parser.parse_expansion(kind, true));
[INFO] [stdout]    |                         --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this warning originates in the macro `panictry` (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] 25 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 222 | |                 .span_diagnostic
[INFO] [stdout] 223 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 221 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 221 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:226:20
[INFO] [stdout]     |
[INFO] [stdout] 226 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 227 | |                 .span_diagnostic
[INFO] [stdout] 228 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 226 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:951:44
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |                                            ^^                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "{}", "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |                           panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 140 | |                             sp, /* blame macro writer */
[INFO] [stdout] 141 | |                             "attempted to repeat an expression \
[INFO] [stdout] 142 | |                              containing no syntax \
[INFO] [stdout] 143 | |                              variables matched as repeating at this depth"
[INFO] [stdout] 144 | |                         ));
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!("{}", sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         std::panic::panic_any(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:154:40
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   panic!(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 panic!("{}", sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 std::panic::panic_any(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:182:36
[INFO] [stdout]     |
[INFO] [stdout] 182 |   ...                   panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 183 | | ...                       sp, /* blame the macro writer */
[INFO] [stdout] 184 | | ...                       &format!("variable '{}' is still repeating at this depth", ident)
[INFO] [stdout] 185 | | ...                   ));
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.30s
[INFO] running `Command { std: "docker" "inspect" "08a58378977148c5574446f65f4d54d8d6de279043a1698096c820c5d02ea27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a58378977148c5574446f65f4d54d8d6de279043a1698096c820c5d02ea27f", kill_on_drop: false }`
[INFO] [stdout] 08a58378977148c5574446f65f4d54d8d6de279043a1698096c820c5d02ea27f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 938da4a9328530dceb5e23fb124cb6482ce5d673c000f503c0c855495eb3a67d
[INFO] running `Command { std: "docker" "start" "-a" "938da4a9328530dceb5e23fb124cb6482ce5d673c000f503c0c855495eb3a67d", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::ext`
[INFO] [stdout]   --> src/ext/build.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub use crate::ext;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse`
[INFO] [stdout]   --> src/ext/build.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub use crate::parse;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `finish` is never used
[INFO] [stdout]   --> src/rustc_data_structures/stable_hasher.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub trait StableHasherResult: Sized {
[INFO] [stdout]    |           ------------------ associated function in this trait
[INFO] [stdout] 45 |     fn finish(hasher: StableHasher<Self>) -> Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!(err)
[INFO] [stdout]     |                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!("{}", err)
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!(err),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!("{}", err),
[INFO] [stdout]     |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:25:24
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 panic!(FatalError);
[INFO] [stdout]      |                        ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/feature_gate.rs:1374:20
[INFO] [stdout]      |
[INFO] [stdout] 1374 |         let meta = panictry!(attr.parse_meta(self.context.parse_sess));
[INFO] [stdout]      |                    --------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this warning originates in the macro `panictry` (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] 25   |                 panic!("{}", FatalError);
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 std::panic::panic_any(FatalError);
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/feature_gate.rs:1882:20
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!(FatalError);
[INFO] [stdout]      |                    ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!("{}", FatalError);
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             std::panic::panic_any(FatalError);
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:218:36
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!("{}", sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => std::panic::panic_any(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:219:32
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!("{}", sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => std::panic::panic_any(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parse/mod.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     panictry!(srdr.parse_all_token_trees())
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:486:32
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!(err(2))
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!("{}", err(2))
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:491:32
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!(err(3)),
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!("{}", err(3)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parse/lexer/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 186 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:211:20
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:642:24
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!("{}", self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:804:24
[INFO] [stdout]     |
[INFO] [stdout] 804 |                   panic!(self.fatal_span_(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 805 | |                     start_bpos,
[INFO] [stdout] 806 | |                     last_bpos,
[INFO] [stdout] 807 | |                     "unterminated numeric character escape"
[INFO] [stdout] 808 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 panic!("{}", self.fatal_span_(
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1007:28
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1008 | |                         start_bpos,
[INFO] [stdout] 1009 | |                         self.pos,
[INFO] [stdout] 1010 | |                         "unterminated unicode escape (found EOF)"
[INFO] [stdout] 1011 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1017:28
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1018 | |                         self.pos,
[INFO] [stdout] 1019 | |                         self.next_pos,
[INFO] [stdout] 1020 | |                         "unterminated unicode escape (needed a `}`)"
[INFO] [stdout] 1021 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                           panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1294 | |                             start_with_quote,
[INFO] [stdout] 1295 | |                             self.next_pos,
[INFO] [stdout] 1296 | |                             String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1297 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1328:28
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                       panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1329 | |                         start_with_quote,
[INFO] [stdout] 1330 | |                         self.pos,
[INFO] [stdout] 1331 | |                         String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1332 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1362:32
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                           panic!(self.fatal_span_(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1363 | |                             start_bpos,
[INFO] [stdout] 1364 | |                             last_bpos,
[INFO] [stdout] 1365 | |                             "unterminated double quote string"
[INFO] [stdout] 1366 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1398:28
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1402:28
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                       panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1403 | |                         start_bpos,
[INFO] [stdout] 1404 | |                         last_bpos,
[INFO] [stdout] 1405 | |                         "found invalid character; only `#` is allowed \
[INFO] [stdout] 1406 | |                                                  in raw string delimitation",
[INFO] [stdout] 1407 | |                         curr_char
[INFO] [stdout] 1408 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1417:32
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1561:20
[INFO] [stdout]      |
[INFO] [stdout] 1561 |               panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1562 | |                 start - BytePos(2),
[INFO] [stdout] 1563 | |                 pos,
[INFO] [stdout] 1564 | |                 "unterminated byte constant".to_string()
[INFO] [stdout] 1565 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1589:24
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!("{}", self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 std::panic::panic_any(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1620:20
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1624:20
[INFO] [stdout]      |
[INFO] [stdout] 1624 |               panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1625 | |                 start_bpos,
[INFO] [stdout] 1626 | |                 pos,
[INFO] [stdout] 1627 | |                 "found invalid character; only `#` is allowed in raw \
[INFO] [stdout] 1628 | |                                          string delimitation",
[INFO] [stdout] 1629 | |                 ch
[INFO] [stdout] 1630 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1639:28
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/comments.rs:257:24
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!("{}", rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 std::panic::panic_any(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/ptr.rs:210:18
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.iter()
[INFO] [stdout]     |                  ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 210 |         IntoIterator::into_iter(self.ptr)
[INFO] [stdout]     |         ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!("{}", diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     std::panic::panic_any(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:234:35
[INFO] [stdout]     |
[INFO] [stdout] 234 |     walk_list!(visitor, visit_ty, &local.ty);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:235:37
[INFO] [stdout]     |
[INFO] [stdout] 235 |     walk_list!(visitor, visit_expr, &local.init);
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:320:50
[INFO] [stdout]     |
[INFO] [stdout] 320 |             walk_list!(visitor, visit_trait_ref, opt_trait_reference);
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:371:37
[INFO] [stdout]     |
[INFO] [stdout] 371 |     walk_list!(visitor, visit_expr, &variant.node.disr_expr);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:380:49
[INFO] [stdout]     |
[INFO] [stdout] 380 |             walk_list!(visitor, visit_lifetime, opt_lifetime);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:451:43
[INFO] [stdout]     |
[INFO] [stdout] 451 |             walk_list!(visitor, visit_ty, &data.output);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:489:44
[INFO] [stdout]     |
[INFO] [stdout] 489 |             walk_list!(visitor, visit_pat, optional_subpattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:499:44
[INFO] [stdout]     |
[INFO] [stdout] 499 |             walk_list!(visitor, visit_pat, slice_pattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:540:39
[INFO] [stdout]     |
[INFO] [stdout] 540 |         walk_list!(visitor, visit_ty, &param.default);
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:624:45
[INFO] [stdout]     |
[INFO] [stdout] 624 |             walk_list!(visitor, visit_expr, default);
[INFO] [stdout]     |                                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:640:43
[INFO] [stdout]     |
[INFO] [stdout] 640 |             walk_list!(visitor, visit_ty, default);
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:734:45
[INFO] [stdout]     |
[INFO] [stdout] 734 |             walk_list!(visitor, visit_expr, optional_base);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:763:45
[INFO] [stdout]     |
[INFO] [stdout] 763 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:774:45
[INFO] [stdout]     |
[INFO] [stdout] 774 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:823:45
[INFO] [stdout]     |
[INFO] [stdout] 823 |             walk_list!(visitor, visit_expr, start);
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:824:45
[INFO] [stdout]     |
[INFO] [stdout] 824 |             walk_list!(visitor, visit_expr, end);
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:834:45
[INFO] [stdout]     |
[INFO] [stdout] 834 |             walk_list!(visitor, visit_expr, opt_expr);
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:840:45
[INFO] [stdout]     |
[INFO] [stdout] 840 |             walk_list!(visitor, visit_expr, optional_expression);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:861:37
[INFO] [stdout]     |
[INFO] [stdout] 861 |     walk_list!(visitor, visit_expr, &arm.guard);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/base.rs:825:16
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!("{}", self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 825 |         std::panic::panic_any(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:944:15
[INFO] [stdout]     |
[INFO] [stdout] 944 |     let ret = panictry!(p.parse_expr());
[INFO] [stdout]     |               ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:961:41
[INFO] [stdout]     |
[INFO] [stdout] 961 |         es.push(cx.expander().fold_expr(panictry!(p.parse_expr())));
[INFO] [stdout]     |                                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/expand.rs:424:20
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 424 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:452:28
[INFO] [stdout]     |
[INFO] [stdout] 452 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:458:28
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     panictry!(parser.parse_expr())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 445 |     panictry!(parser.parse_item())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:449:5
[INFO] [stdout]     |
[INFO] [stdout] 449 |     panictry!(parser.parse_pat())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     panictry!(parser.parse_arm())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:457:5
[INFO] [stdout]     |
[INFO] [stdout] 457 |     panictry!(parser.parse_ty())
[INFO] [stdout]     |     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     panictry!(parser.parse_stmt())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:465:5
[INFO] [stdout]     |
[INFO] [stdout] 465 |     panictry!(parser.parse_attribute(permit_inner))
[INFO] [stdout]     |     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:469:5
[INFO] [stdout]     |
[INFO] [stdout] 469 |     panictry!(parser.parse_arg())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:473:5
[INFO] [stdout]     |
[INFO] [stdout] 473 |     panictry!(parser.parse_block())
[INFO] [stdout]     |     ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:477:5
[INFO] [stdout]     |
[INFO] [stdout] 477 |     panictry!(parser.parse_meta_item())
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     panictry!(parser.parse_path(mode))
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:849:19
[INFO] [stdout]     |
[INFO] [stdout] 849 |     let cx_expr = panictry!(p.parse_expr());
[INFO] [stdout]     |                   ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:854:15
[INFO] [stdout]     |
[INFO] [stdout] 854 |     let tts = panictry!(p.parse_all_token_trees());
[INFO] [stdout]     |               ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 | /             panictry!(parse::parse_item_from_source_str(
[INFO] [stdout] 373 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 374 | |                 s,
[INFO] [stdout] 375 | |                 self.parse_sess()
[INFO] [stdout] 376 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:381:13
[INFO] [stdout]     |
[INFO] [stdout] 381 | /             panictry!(parse::parse_stmt_from_source_str(
[INFO] [stdout] 382 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 383 | |                 s,
[INFO] [stdout] 384 | |                 self.parse_sess()
[INFO] [stdout] 385 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:390:13
[INFO] [stdout]     |
[INFO] [stdout] 390 | /             panictry!(parse::parse_expr_from_source_str(
[INFO] [stdout] 391 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 392 | |                 s,
[INFO] [stdout] 393 | |                 self.parse_sess()
[INFO] [stdout] 394 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |             Some(panictry!(self.p.parse_expr()))
[INFO] [stdout]     |                  ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 match panictry!(self.p.parse_item()) {
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/source_util.rs:120:36
[INFO] [stdout]     |
[INFO] [stdout] 120 |                       None => panic!(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 121 | |                         self.p.span,
[INFO] [stdout] 122 | |                         &format!("expected item, found `{}`", self.p.this_token_to_string())
[INFO] [stdout] 123 | |                     )),
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => panic!("{}", self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => std::panic::panic_any(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:526:25
[INFO] [stdout]     |
[INFO] [stdout] 526 |         "item" => match panictry!(p.parse_item()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:530:24
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 |         "block" => token::NtBlock(panictry!(p.parse_block())),
[INFO] [stdout]     |                                   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:534:25
[INFO] [stdout]     |
[INFO] [stdout] 534 |         "stmt" => match panictry!(p.parse_stmt()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:538:24
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:541:31
[INFO] [stdout]     |
[INFO] [stdout] 541 |         "pat" => token::NtPat(panictry!(p.parse_pat())),
[INFO] [stdout]     |                               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:542:33
[INFO] [stdout]     |
[INFO] [stdout] 542 |         "expr" => token::NtExpr(panictry!(p.parse_expr())),
[INFO] [stdout]     |                                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:543:29
[INFO] [stdout]     |
[INFO] [stdout] 543 |         "ty" => token::NtTy(panictry!(p.parse_ty())),
[INFO] [stdout]     |                             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling garando_syntax2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:557:24
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!(FatalError)
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!("{}", FatalError)
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 std::panic::panic_any(FatalError)
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:560:33
[INFO] [stdout]     |
[INFO] [stdout] 560 |         "path" => token::NtPath(panictry!(p.parse_path(PathStyle::Type))),
[INFO] [stdout]     |                                 ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:561:33
[INFO] [stdout]     |
[INFO] [stdout] 561 |         "meta" => token::NtMeta(panictry!(p.parse_meta_item())),
[INFO] [stdout]     |                                 ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:562:31
[INFO] [stdout]     |
[INFO] [stdout] 562 |         "vis" => token::NtVis(panictry!(p.parse_visibility(true))),
[INFO] [stdout]     |                               ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ext/tt/macro_rules.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let expansion = panictry!(parser.parse_expansion(kind, true));
[INFO] [stdout]    |                         --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this warning originates in the macro `panictry` (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] 25 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 222 | |                 .span_diagnostic
[INFO] [stdout] 223 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 221 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 221 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:226:20
[INFO] [stdout]     |
[INFO] [stdout] 226 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 227 | |                 .span_diagnostic
[INFO] [stdout] 228 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 226 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:951:44
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |                                            ^^                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "{}", "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |                           panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 140 | |                             sp, /* blame macro writer */
[INFO] [stdout] 141 | |                             "attempted to repeat an expression \
[INFO] [stdout] 142 | |                              containing no syntax \
[INFO] [stdout] 143 | |                              variables matched as repeating at this depth"
[INFO] [stdout] 144 | |                         ));
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!("{}", sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         std::panic::panic_any(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:154:40
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   panic!(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 panic!("{}", sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 std::panic::panic_any(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:182:36
[INFO] [stdout]     |
[INFO] [stdout] 182 |   ...                   panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 183 | | ...                       sp, /* blame the macro writer */
[INFO] [stdout] 184 | | ...                       &format!("variable '{}' is still repeating at this depth", ident)
[INFO] [stdout] 185 | | ...                   ));
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ext`
[INFO] [stdout]   --> src/ext/build.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub use crate::ext;
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parse`
[INFO] [stdout]   --> src/ext/build.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub use crate::parse;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `finish` is never used
[INFO] [stdout]   --> src/rustc_data_structures/stable_hasher.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub trait StableHasherResult: Sized {
[INFO] [stdout]    |           ------------------ associated function in this trait
[INFO] [stdout] 45 |     fn finish(hasher: StableHasher<Self>) -> Self;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CodeMapExtension` is never used
[INFO] [stdout]    --> src/codemap.rs:881:11
[INFO] [stdout]     |
[INFO] [stdout] 881 |     trait CodeMapExtension {
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/util/parser_testing.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let x = panictry!(f(&mut p));
[INFO] [stdout]    |             -------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `panictry` (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] 25 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:131:28
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!(err)
[INFO] [stdout]     |                            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     panic!("{}", err)
[INFO] [stdout]     |                            +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/util/small_vector.rs:134:25
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!(err),
[INFO] [stdout]     |                         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 134 |             _ => panic!("{}", err),
[INFO] [stdout]     |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:25:24
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 panic!(FatalError);
[INFO] [stdout]      |                        ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/feature_gate.rs:1374:20
[INFO] [stdout]      |
[INFO] [stdout] 1374 |         let meta = panictry!(attr.parse_meta(self.context.parse_sess));
[INFO] [stdout]      |                    --------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]      = note: this warning originates in the macro `panictry` (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] 25   |                 panic!("{}", FatalError);
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 25   |                 std::panic::panic_any(FatalError);
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/feature_gate.rs:1882:20
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!(FatalError);
[INFO] [stdout]      |                    ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             panic!("{}", FatalError);
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1882 |             std::panic::panic_any(FatalError);
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:218:36
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => panic!("{}", sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 218 |                 Some(sp) => std::panic::panic_any(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:219:32
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => panic!("{}", sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 None => std::panic::panic_any(sess.span_diagnostic.fatal(&msg)),
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parse/mod.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     panictry!(srdr.parse_all_token_trees())
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:486:32
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!(err(2))
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 486 |                         panic!("{}", err(2))
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/mod.rs:491:32
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!(err(3)),
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 None => panic!("{}", err(3)),
[INFO] [stdout]     |                                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/parse/lexer/mod.rs:84:24
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:186:20
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 186 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 186 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:211:20
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 211 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 211 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:642:24
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 panic!("{}", self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 642 |                 std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/mod.rs:804:24
[INFO] [stdout]     |
[INFO] [stdout] 804 |                   panic!(self.fatal_span_(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 805 | |                     start_bpos,
[INFO] [stdout] 806 | |                     last_bpos,
[INFO] [stdout] 807 | |                     "unterminated numeric character escape"
[INFO] [stdout] 808 | |                 ));
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 panic!("{}", self.fatal_span_(
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 804 |                 std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1007:28
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1008 | |                         start_bpos,
[INFO] [stdout] 1009 | |                         self.pos,
[INFO] [stdout] 1010 | |                         "unterminated unicode escape (found EOF)"
[INFO] [stdout] 1011 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1017:28
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                       panic!(self.fatal_span_(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1018 | |                         self.pos,
[INFO] [stdout] 1019 | |                         self.next_pos,
[INFO] [stdout] 1020 | |                         "unterminated unicode escape (needed a `}`)"
[INFO] [stdout] 1021 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1017 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1293:32
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                           panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1294 | |                             start_with_quote,
[INFO] [stdout] 1295 | |                             self.next_pos,
[INFO] [stdout] 1296 | |                             String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1297 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1293 |                         std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1328:28
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                       panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1329 | |                         start_with_quote,
[INFO] [stdout] 1330 | |                         self.pos,
[INFO] [stdout] 1331 | |                         String::from("character literal may only contain one codepoint")
[INFO] [stdout] 1332 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1328 |                     std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1362:32
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                           panic!(self.fatal_span_(
[INFO] [stdout]      |  ________________________________^
[INFO] [stdout] 1363 | |                             start_bpos,
[INFO] [stdout] 1364 | |                             last_bpos,
[INFO] [stdout] 1365 | |                             "unterminated double quote string"
[INFO] [stdout] 1366 | |                         ));
[INFO] [stdout]      | |_________________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         panic!("{}", self.fatal_span_(
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                         std::panic::panic_any(self.fatal_span_(
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1398:28
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1398 |                     std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1402:28
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                       panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________________^
[INFO] [stdout] 1403 | |                         start_bpos,
[INFO] [stdout] 1404 | |                         last_bpos,
[INFO] [stdout] 1405 | |                         "found invalid character; only `#` is allowed \
[INFO] [stdout] 1406 | |                                                  in raw string delimitation",
[INFO] [stdout] 1407 | |                         curr_char
[INFO] [stdout] 1408 | |                     ));
[INFO] [stdout]      | |_____________________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1402 |                     std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1417:32
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1417 |                         std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stdout]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1561:20
[INFO] [stdout]      |
[INFO] [stdout] 1561 |               panic!(self.fatal_span_verbose(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1562 | |                 start - BytePos(2),
[INFO] [stdout] 1563 | |                 pos,
[INFO] [stdout] 1564 | |                 "unterminated byte constant".to_string()
[INFO] [stdout] 1565 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             panic!("{}", self.fatal_span_verbose(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1561 |             std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1589:24
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 panic!("{}", self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1589 |                 std::panic::panic_any(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stdout]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1620:20
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1620 |             std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1624:20
[INFO] [stdout]      |
[INFO] [stdout] 1624 |               panic!(self.fatal_span_char(
[INFO] [stdout]      |  ____________________^
[INFO] [stdout] 1625 | |                 start_bpos,
[INFO] [stdout] 1626 | |                 pos,
[INFO] [stdout] 1627 | |                 "found invalid character; only `#` is allowed in raw \
[INFO] [stdout] 1628 | |                                          string delimitation",
[INFO] [stdout] 1629 | |                 ch
[INFO] [stdout] 1630 | |             ));
[INFO] [stdout]      | |_____________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             panic!("{}", self.fatal_span_char(
[INFO] [stdout]      |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1624 |             std::panic::panic_any(self.fatal_span_char(
[INFO] [stdout]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/parse/lexer/mod.rs:1639:28
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1639 |                     std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stdout]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/parse/lexer/comments.rs:257:24
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 panic!("{}", rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 257 |                 std::panic::panic_any(rdr.fatal("unterminated block comment"));
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/parse/mod.rs:896:13
[INFO] [stdout]     |
[INFO] [stdout] 896 |             panictry!(parser.parse_pat())
[INFO] [stdout]     |             ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stdout]    --> src/ptr.rs:210:18
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.into_iter()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2024
[INFO] [stdout]     = note: `#[warn(boxed_slice_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 210 |         self.ptr.iter()
[INFO] [stdout]     |                  ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 210 |         IntoIterator::into_iter(self.ptr)
[INFO] [stdout]     |         ++++++++++++++++++++++++        ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/test.rs:126:28
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     panic!("{}", diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     std::panic::panic_any(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stdout]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:234:35
[INFO] [stdout]     |
[INFO] [stdout] 234 |     walk_list!(visitor, visit_ty, &local.ty);
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:235:37
[INFO] [stdout]     |
[INFO] [stdout] 235 |     walk_list!(visitor, visit_expr, &local.init);
[INFO] [stdout]     |                                     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:320:50
[INFO] [stdout]     |
[INFO] [stdout] 320 |             walk_list!(visitor, visit_trait_ref, opt_trait_reference);
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:371:37
[INFO] [stdout]     |
[INFO] [stdout] 371 |     walk_list!(visitor, visit_expr, &variant.node.disr_expr);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:380:49
[INFO] [stdout]     |
[INFO] [stdout] 380 |             walk_list!(visitor, visit_lifetime, opt_lifetime);
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:451:43
[INFO] [stdout]     |
[INFO] [stdout] 451 |             walk_list!(visitor, visit_ty, &data.output);
[INFO] [stdout]     |                                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:489:44
[INFO] [stdout]     |
[INFO] [stdout] 489 |             walk_list!(visitor, visit_pat, optional_subpattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:499:44
[INFO] [stdout]     |
[INFO] [stdout] 499 |             walk_list!(visitor, visit_pat, slice_pattern);
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:540:39
[INFO] [stdout]     |
[INFO] [stdout] 540 |         walk_list!(visitor, visit_ty, &param.default);
[INFO] [stdout]     |                                       ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:624:45
[INFO] [stdout]     |
[INFO] [stdout] 624 |             walk_list!(visitor, visit_expr, default);
[INFO] [stdout]     |                                             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:640:43
[INFO] [stdout]     |
[INFO] [stdout] 640 |             walk_list!(visitor, visit_ty, default);
[INFO] [stdout]     |                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:734:45
[INFO] [stdout]     |
[INFO] [stdout] 734 |             walk_list!(visitor, visit_expr, optional_base);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:763:45
[INFO] [stdout]     |
[INFO] [stdout] 763 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:774:45
[INFO] [stdout]     |
[INFO] [stdout] 774 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:823:45
[INFO] [stdout]     |
[INFO] [stdout] 823 |             walk_list!(visitor, visit_expr, start);
[INFO] [stdout]     |                                             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:824:45
[INFO] [stdout]     |
[INFO] [stdout] 824 |             walk_list!(visitor, visit_expr, end);
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:834:45
[INFO] [stdout]     |
[INFO] [stdout] 834 |             walk_list!(visitor, visit_expr, opt_expr);
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:840:45
[INFO] [stdout]     |
[INFO] [stdout] 840 |             walk_list!(visitor, visit_expr, optional_expression);
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/visit.rs:861:37
[INFO] [stdout]     |
[INFO] [stdout] 861 |     walk_list!(visitor, visit_expr, &arm.guard);
[INFO] [stdout]     |                                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 184 |         while let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 184 |         if let Some() =  in $list {
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/base.rs:825:16
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 825 |         panic!("{}", self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 825 |         std::panic::panic_any(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stdout]     |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:944:15
[INFO] [stdout]     |
[INFO] [stdout] 944 |     let ret = panictry!(p.parse_expr());
[INFO] [stdout]     |               ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/base.rs:961:41
[INFO] [stdout]     |
[INFO] [stdout] 961 |         es.push(cx.expander().fold_expr(panictry!(p.parse_expr())));
[INFO] [stdout]     |                                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/expand.rs:424:20
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!(FatalError);
[INFO] [stdout]     |                    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 424 |             panic!("{}", FatalError);
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 424 |             std::panic::panic_any(FatalError);
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:452:28
[INFO] [stdout]     |
[INFO] [stdout] 452 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/expand.rs:458:28
[INFO] [stdout]     |
[INFO] [stdout] 458 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stdout]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 441 |     panictry!(parser.parse_expr())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:445:5
[INFO] [stdout]     |
[INFO] [stdout] 445 |     panictry!(parser.parse_item())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:449:5
[INFO] [stdout]     |
[INFO] [stdout] 449 |     panictry!(parser.parse_pat())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:453:5
[INFO] [stdout]     |
[INFO] [stdout] 453 |     panictry!(parser.parse_arm())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:457:5
[INFO] [stdout]     |
[INFO] [stdout] 457 |     panictry!(parser.parse_ty())
[INFO] [stdout]     |     ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:461:5
[INFO] [stdout]     |
[INFO] [stdout] 461 |     panictry!(parser.parse_stmt())
[INFO] [stdout]     |     ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:465:5
[INFO] [stdout]     |
[INFO] [stdout] 465 |     panictry!(parser.parse_attribute(permit_inner))
[INFO] [stdout]     |     ----------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:469:5
[INFO] [stdout]     |
[INFO] [stdout] 469 |     panictry!(parser.parse_arg())
[INFO] [stdout]     |     ----------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:473:5
[INFO] [stdout]     |
[INFO] [stdout] 473 |     panictry!(parser.parse_block())
[INFO] [stdout]     |     ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:477:5
[INFO] [stdout]     |
[INFO] [stdout] 477 |     panictry!(parser.parse_meta_item())
[INFO] [stdout]     |     ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:481:5
[INFO] [stdout]     |
[INFO] [stdout] 481 |     panictry!(parser.parse_path(mode))
[INFO] [stdout]     |     ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:849:19
[INFO] [stdout]     |
[INFO] [stdout] 849 |     let cx_expr = panictry!(p.parse_expr());
[INFO] [stdout]     |                   ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:854:15
[INFO] [stdout]     |
[INFO] [stdout] 854 |     let tts = panictry!(p.parse_all_token_trees());
[INFO] [stdout]     |               ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 | /             panictry!(parse::parse_item_from_source_str(
[INFO] [stdout] 373 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 374 | |                 s,
[INFO] [stdout] 375 | |                 self.parse_sess()
[INFO] [stdout] 376 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:381:13
[INFO] [stdout]     |
[INFO] [stdout] 381 | /             panictry!(parse::parse_stmt_from_source_str(
[INFO] [stdout] 382 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 383 | |                 s,
[INFO] [stdout] 384 | |                 self.parse_sess()
[INFO] [stdout] 385 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                   panic!(FatalError);
[INFO] [stdout]     |                          ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/quote.rs:390:13
[INFO] [stdout]     |
[INFO] [stdout] 390 | /             panictry!(parse::parse_expr_from_source_str(
[INFO] [stdout] 391 | |                 "<quote expansion>".to_string(),
[INFO] [stdout] 392 | |                 s,
[INFO] [stdout] 393 | |                 self.parse_sess()
[INFO] [stdout] 394 | |             ))
[INFO] [stdout]     | |______________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:113:18
[INFO] [stdout]     |
[INFO] [stdout] 113 |             Some(panictry!(self.p.parse_expr()))
[INFO] [stdout]     |                  ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/source_util.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 match panictry!(self.p.parse_item()) {
[INFO] [stdout]     |                       ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/source_util.rs:120:36
[INFO] [stdout]     |
[INFO] [stdout] 120 |                       None => panic!(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 121 | |                         self.p.span,
[INFO] [stdout] 122 | |                         &format!("expected item, found `{}`", self.p.this_token_to_string())
[INFO] [stdout] 123 | |                     )),
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => panic!("{}", self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 120 |                     None => std::panic::panic_any(self.p.diagnostic().span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:526:25
[INFO] [stdout]     |
[INFO] [stdout] 526 |         "item" => match panictry!(p.parse_item()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:530:24
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 |         "block" => token::NtBlock(panictry!(p.parse_block())),
[INFO] [stdout]     |                                   -------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:534:25
[INFO] [stdout]     |
[INFO] [stdout] 534 |         "stmt" => match panictry!(p.parse_stmt()) {
[INFO] [stdout]     |                         ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:538:24
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:541:31
[INFO] [stdout]     |
[INFO] [stdout] 541 |         "pat" => token::NtPat(panictry!(p.parse_pat())),
[INFO] [stdout]     |                               ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:542:33
[INFO] [stdout]     |
[INFO] [stdout] 542 |         "expr" => token::NtExpr(panictry!(p.parse_expr())),
[INFO] [stdout]     |                                 ------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:543:29
[INFO] [stdout]     |
[INFO] [stdout] 543 |         "ty" => token::NtTy(panictry!(p.parse_ty())),
[INFO] [stdout]     |                             ----------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_parser.rs:557:24
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!(FatalError)
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 panic!("{}", FatalError)
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 557 |                 std::panic::panic_any(FatalError)
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:560:33
[INFO] [stdout]     |
[INFO] [stdout] 560 |         "path" => token::NtPath(panictry!(p.parse_path(PathStyle::Type))),
[INFO] [stdout]     |                                 ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:561:33
[INFO] [stdout]     |
[INFO] [stdout] 561 |         "meta" => token::NtMeta(panictry!(p.parse_meta_item())),
[INFO] [stdout]     |                                 ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:25:24
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 panic!(FatalError);
[INFO] [stdout]     |                        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/ext/tt/macro_parser.rs:562:31
[INFO] [stdout]     |
[INFO] [stdout] 562 |         "vis" => token::NtVis(panictry!(p.parse_visibility(true))),
[INFO] [stdout]     |                               ----------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: this warning originates in the macro `panictry` (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] 25  |                 panic!("{}", FatalError);
[INFO] [stdout]     |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:25:24
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 panic!(FatalError);
[INFO] [stdout]    |                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/ext/tt/macro_rules.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let expansion = panictry!(parser.parse_expansion(kind, true));
[INFO] [stdout]    |                         --------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: this warning originates in the macro `panictry` (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] 25 |                 panic!("{}", FatalError);
[INFO] [stdout]    |                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stdout]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:221:20
[INFO] [stdout]     |
[INFO] [stdout] 221 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 222 | |                 .span_diagnostic
[INFO] [stdout] 223 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 221 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 221 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:226:20
[INFO] [stdout]     |
[INFO] [stdout] 226 |               panic!(sess
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 227 | |                 .span_diagnostic
[INFO] [stdout] 228 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stdout]     | |______________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 226 |             panic!("{}", sess
[INFO] [stdout]     |                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 226 |             std::panic::panic_any(sess
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains braces
[INFO] [stdout]    --> src/ext/tt/macro_rules.rs:951:44
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |                                            ^^                     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stdout] help: add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 951 |             "{}", "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stdout]     |             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |                           panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ________________________________^
[INFO] [stdout] 140 | |                             sp, /* blame macro writer */
[INFO] [stdout] 141 | |                             "attempted to repeat an expression \
[INFO] [stdout] 142 | |                              containing no syntax \
[INFO] [stdout] 143 | |                              variables matched as repeating at this depth"
[INFO] [stdout] 144 | |                         ));
[INFO] [stdout]     | |_________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:148:32
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         panic!("{}", sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                                +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 148 |                         std::panic::panic_any(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stdout]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:154:40
[INFO] [stdout]     |
[INFO] [stdout] 154 | ...                   panic!(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 panic!("{}", sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                        +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 154 |                                 std::panic::panic_any(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stdout]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ext/tt/transcribe.rs:182:36
[INFO] [stdout]     |
[INFO] [stdout] 182 |   ...                   panic!(sp_diag.span_fatal(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 183 | | ...                       sp, /* blame the macro writer */
[INFO] [stdout] 184 | | ...                       &format!("variable '{}' is still repeating at this depth", ident)
[INFO] [stdout] 185 | | ...                   ));
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             panic!("{}", sp_diag.span_fatal(
[INFO] [stdout]     |                                    +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 182 |                             std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stdout]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "938da4a9328530dceb5e23fb124cb6482ce5d673c000f503c0c855495eb3a67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938da4a9328530dceb5e23fb124cb6482ce5d673c000f503c0c855495eb3a67d", kill_on_drop: false }`
[INFO] [stdout] 938da4a9328530dceb5e23fb124cb6482ce5d673c000f503c0c855495eb3a67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 215da25ed8448190d1e6dffb737d8bec33957aceef9d9202830b30d76577c7e9
[INFO] running `Command { std: "docker" "start" "-a" "215da25ed8448190d1e6dffb737d8bec33957aceef9d9202830b30d76577c7e9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::ext`
[INFO] [stderr]   --> src/ext/build.rs:12:13
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub use crate::ext;
[INFO] [stderr]    |             ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::parse`
[INFO] [stderr]   --> src/ext/build.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub use crate::parse;
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `finish` is never used
[INFO] [stderr]   --> src/rustc_data_structures/stable_hasher.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub trait StableHasherResult: Sized {
[INFO] [stderr]    |           ------------------ associated function in this trait
[INFO] [stderr] 45 |     fn finish(hasher: StableHasher<Self>) -> Self;
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/util/small_vector.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                     panic!(err)
[INFO] [stderr]     |                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 131 |                     panic!("{}", err)
[INFO] [stderr]     |                            +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/util/small_vector.rs:134:25
[INFO] [stderr]     |
[INFO] [stderr] 134 |             _ => panic!(err),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 134 |             _ => panic!("{}", err),
[INFO] [stderr]     |                         +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/lib.rs:25:24
[INFO] [stderr]      |
[INFO] [stderr] 25   |                 panic!(FatalError);
[INFO] [stderr]      |                        ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]     ::: src/feature_gate.rs:1374:20
[INFO] [stderr]      |
[INFO] [stderr] 1374 |         let meta = panictry!(attr.parse_meta(self.context.parse_sess));
[INFO] [stderr]      |                    --------------------------------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]      = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 25   |                 panic!("{}", FatalError);
[INFO] [stderr]      |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 25   |                 std::panic::panic_any(FatalError);
[INFO] [stderr]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/feature_gate.rs:1882:20
[INFO] [stderr]      |
[INFO] [stderr] 1882 |             panic!(FatalError);
[INFO] [stderr]      |                    ^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1882 |             panic!("{}", FatalError);
[INFO] [stderr]      |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1882 |             std::panic::panic_any(FatalError);
[INFO] [stderr]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/mod.rs:218:36
[INFO] [stderr]     |
[INFO] [stderr] 218 |                 Some(sp) => panic!(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 218 |                 Some(sp) => panic!("{}", sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stderr]     |                                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 218 |                 Some(sp) => std::panic::panic_any(sess.span_diagnostic.span_fatal(sp, &msg)),
[INFO] [stderr]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/mod.rs:219:32
[INFO] [stderr]     |
[INFO] [stderr] 219 |                 None => panic!(sess.span_diagnostic.fatal(&msg)),
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 219 |                 None => panic!("{}", sess.span_diagnostic.fatal(&msg)),
[INFO] [stderr]     |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 219 |                 None => std::panic::panic_any(sess.span_diagnostic.fatal(&msg)),
[INFO] [stderr]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/parse/mod.rs:229:5
[INFO] [stderr]     |
[INFO] [stderr] 229 |     panictry!(srdr.parse_all_token_trees())
[INFO] [stderr]     |     --------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/mod.rs:486:32
[INFO] [stderr]     |
[INFO] [stderr] 486 |                         panic!(err(2))
[INFO] [stderr]     |                                ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 486 |                         panic!("{}", err(2))
[INFO] [stderr]     |                                +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/mod.rs:491:32
[INFO] [stderr]     |
[INFO] [stderr] 491 |                 None => panic!(err(3)),
[INFO] [stderr]     |                                ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 491 |                 None => panic!("{}", err(3)),
[INFO] [stderr]     |                                +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/parse/lexer/mod.rs:84:24
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 panic!(FatalError);
[INFO] [stderr]    |                        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 panic!("{}", FatalError);
[INFO] [stderr]    |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 84 |                 std::panic::panic_any(FatalError);
[INFO] [stderr]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/lexer/mod.rs:186:20
[INFO] [stderr]     |
[INFO] [stderr] 186 |             panic!(FatalError);
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 186 |             panic!("{}", FatalError);
[INFO] [stderr]     |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 186 |             std::panic::panic_any(FatalError);
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/lexer/mod.rs:211:20
[INFO] [stderr]     |
[INFO] [stderr] 211 |             panic!(FatalError);
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 211 |             panic!("{}", FatalError);
[INFO] [stderr]     |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 211 |             std::panic::panic_any(FatalError);
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/lexer/mod.rs:642:24
[INFO] [stderr]     |
[INFO] [stderr] 642 |                 panic!(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 642 |                 panic!("{}", self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 642 |                 std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, msg));
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/lexer/mod.rs:804:24
[INFO] [stderr]     |
[INFO] [stderr] 804 |                   panic!(self.fatal_span_(
[INFO] [stderr]     |  ________________________^
[INFO] [stderr] 805 | |                     start_bpos,
[INFO] [stderr] 806 | |                     last_bpos,
[INFO] [stderr] 807 | |                     "unterminated numeric character escape"
[INFO] [stderr] 808 | |                 ));
[INFO] [stderr]     | |_________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 804 |                 panic!("{}", self.fatal_span_(
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 804 |                 std::panic::panic_any(self.fatal_span_(
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1007:28
[INFO] [stderr]      |
[INFO] [stderr] 1007 |                       panic!(self.fatal_span_(
[INFO] [stderr]      |  ____________________________^
[INFO] [stderr] 1008 | |                         start_bpos,
[INFO] [stderr] 1009 | |                         self.pos,
[INFO] [stderr] 1010 | |                         "unterminated unicode escape (found EOF)"
[INFO] [stderr] 1011 | |                     ));
[INFO] [stderr]      | |_____________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1007 |                     panic!("{}", self.fatal_span_(
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1007 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1017:28
[INFO] [stderr]      |
[INFO] [stderr] 1017 |                       panic!(self.fatal_span_(
[INFO] [stderr]      |  ____________________________^
[INFO] [stderr] 1018 | |                         self.pos,
[INFO] [stderr] 1019 | |                         self.next_pos,
[INFO] [stderr] 1020 | |                         "unterminated unicode escape (needed a `}`)"
[INFO] [stderr] 1021 | |                     ));
[INFO] [stderr]      | |_____________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1017 |                     panic!("{}", self.fatal_span_(
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1017 |                     std::panic::panic_any(self.fatal_span_(
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1293:32
[INFO] [stderr]      |
[INFO] [stderr] 1293 |                           panic!(self.fatal_span_verbose(
[INFO] [stderr]      |  ________________________________^
[INFO] [stderr] 1294 | |                             start_with_quote,
[INFO] [stderr] 1295 | |                             self.next_pos,
[INFO] [stderr] 1296 | |                             String::from("character literal may only contain one codepoint")
[INFO] [stderr] 1297 | |                         ));
[INFO] [stderr]      | |_________________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1293 |                         panic!("{}", self.fatal_span_verbose(
[INFO] [stderr]      |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1293 |                         std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stderr]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1328:28
[INFO] [stderr]      |
[INFO] [stderr] 1328 |                       panic!(self.fatal_span_verbose(
[INFO] [stderr]      |  ____________________________^
[INFO] [stderr] 1329 | |                         start_with_quote,
[INFO] [stderr] 1330 | |                         self.pos,
[INFO] [stderr] 1331 | |                         String::from("character literal may only contain one codepoint")
[INFO] [stderr] 1332 | |                     ));
[INFO] [stderr]      | |_____________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1328 |                     panic!("{}", self.fatal_span_verbose(
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1328 |                     std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1362:32
[INFO] [stderr]      |
[INFO] [stderr] 1362 |                           panic!(self.fatal_span_(
[INFO] [stderr]      |  ________________________________^
[INFO] [stderr] 1363 | |                             start_bpos,
[INFO] [stderr] 1364 | |                             last_bpos,
[INFO] [stderr] 1365 | |                             "unterminated double quote string"
[INFO] [stderr] 1366 | |                         ));
[INFO] [stderr]      | |_________________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1362 |                         panic!("{}", self.fatal_span_(
[INFO] [stderr]      |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1362 |                         std::panic::panic_any(self.fatal_span_(
[INFO] [stderr]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1398:28
[INFO] [stderr]      |
[INFO] [stderr] 1398 |                     panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1398 |                     panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1398 |                     std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1402:28
[INFO] [stderr]      |
[INFO] [stderr] 1402 |                       panic!(self.fatal_span_char(
[INFO] [stderr]      |  ____________________________^
[INFO] [stderr] 1403 | |                         start_bpos,
[INFO] [stderr] 1404 | |                         last_bpos,
[INFO] [stderr] 1405 | |                         "found invalid character; only `#` is allowed \
[INFO] [stderr] 1406 | |                                                  in raw string delimitation",
[INFO] [stderr] 1407 | |                         curr_char
[INFO] [stderr] 1408 | |                     ));
[INFO] [stderr]      | |_____________________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1402 |                     panic!("{}", self.fatal_span_char(
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1402 |                     std::panic::panic_any(self.fatal_span_char(
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1417:32
[INFO] [stderr]      |
[INFO] [stderr] 1417 |                         panic!(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1417 |                         panic!("{}", self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1417 |                         std::panic::panic_any(self.fatal_span_(start_bpos, last_bpos, "unterminated raw string"));
[INFO] [stderr]      |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1561:20
[INFO] [stderr]      |
[INFO] [stderr] 1561 |               panic!(self.fatal_span_verbose(
[INFO] [stderr]      |  ____________________^
[INFO] [stderr] 1562 | |                 start - BytePos(2),
[INFO] [stderr] 1563 | |                 pos,
[INFO] [stderr] 1564 | |                 "unterminated byte constant".to_string()
[INFO] [stderr] 1565 | |             ));
[INFO] [stderr]      | |_____________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1561 |             panic!("{}", self.fatal_span_verbose(
[INFO] [stderr]      |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1561 |             std::panic::panic_any(self.fatal_span_verbose(
[INFO] [stderr]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1589:24
[INFO] [stderr]      |
[INFO] [stderr] 1589 |                 panic!(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stderr]      |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1589 |                 panic!("{}", self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stderr]      |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1589 |                 std::panic::panic_any(self.fatal_span_(start, pos, "unterminated double quote byte string"));
[INFO] [stderr]      |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1620:20
[INFO] [stderr]      |
[INFO] [stderr] 1620 |             panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stderr]      |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1620 |             panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stderr]      |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1620 |             std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"));
[INFO] [stderr]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1624:20
[INFO] [stderr]      |
[INFO] [stderr] 1624 |               panic!(self.fatal_span_char(
[INFO] [stderr]      |  ____________________^
[INFO] [stderr] 1625 | |                 start_bpos,
[INFO] [stderr] 1626 | |                 pos,
[INFO] [stderr] 1627 | |                 "found invalid character; only `#` is allowed in raw \
[INFO] [stderr] 1628 | |                                          string delimitation",
[INFO] [stderr] 1629 | |                 ch
[INFO] [stderr] 1630 | |             ));
[INFO] [stderr]      | |_____________^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1624 |             panic!("{}", self.fatal_span_char(
[INFO] [stderr]      |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1624 |             std::panic::panic_any(self.fatal_span_char(
[INFO] [stderr]      |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]     --> src/parse/lexer/mod.rs:1639:28
[INFO] [stderr]      |
[INFO] [stderr] 1639 |                     panic!(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stderr]      |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]      |
[INFO] [stderr] 1639 |                     panic!("{}", self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stderr]      |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]      |
[INFO] [stderr] 1639 |                     std::panic::panic_any(self.fatal_span_(start_bpos, pos, "unterminated raw string"))
[INFO] [stderr]      |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/parse/lexer/comments.rs:257:24
[INFO] [stderr]     |
[INFO] [stderr] 257 |                 panic!(rdr.fatal("unterminated block comment"));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 257 |                 panic!("{}", rdr.fatal("unterminated block comment"));
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 257 |                 std::panic::panic_any(rdr.fatal("unterminated block comment"));
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<Box<[T]> as IntoIterator>::into_iter` in Rust 2024
[INFO] [stderr]    --> src/ptr.rs:210:18
[INFO] [stderr]     |
[INFO] [stderr] 210 |         self.ptr.into_iter()
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2024
[INFO] [stderr]     = note: `#[warn(boxed_slice_into_iter)]` on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 210 |         self.ptr.iter()
[INFO] [stderr]     |                  ~~~~
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 210 |         IntoIterator::into_iter(self.ptr)
[INFO] [stderr]     |         ++++++++++++++++++++++++        ~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/test.rs:126:28
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     panic!(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     panic!("{}", diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stderr]     |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 126 |                     std::panic::panic_any(diag.span_fatal(i.span, "unsafe functions cannot be used for tests"));
[INFO] [stderr]     |                     ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:234:35
[INFO] [stderr]     |
[INFO] [stderr] 234 |     walk_list!(visitor, visit_ty, &local.ty);
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:235:37
[INFO] [stderr]     |
[INFO] [stderr] 235 |     walk_list!(visitor, visit_expr, &local.init);
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:320:50
[INFO] [stderr]     |
[INFO] [stderr] 320 |             walk_list!(visitor, visit_trait_ref, opt_trait_reference);
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:371:37
[INFO] [stderr]     |
[INFO] [stderr] 371 |     walk_list!(visitor, visit_expr, &variant.node.disr_expr);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:380:49
[INFO] [stderr]     |
[INFO] [stderr] 380 |             walk_list!(visitor, visit_lifetime, opt_lifetime);
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:451:43
[INFO] [stderr]     |
[INFO] [stderr] 451 |             walk_list!(visitor, visit_ty, &data.output);
[INFO] [stderr]     |                                           ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:489:44
[INFO] [stderr]     |
[INFO] [stderr] 489 |             walk_list!(visitor, visit_pat, optional_subpattern);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:499:44
[INFO] [stderr]     |
[INFO] [stderr] 499 |             walk_list!(visitor, visit_pat, slice_pattern);
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:540:39
[INFO] [stderr]     |
[INFO] [stderr] 540 |         walk_list!(visitor, visit_ty, &param.default);
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:624:45
[INFO] [stderr]     |
[INFO] [stderr] 624 |             walk_list!(visitor, visit_expr, default);
[INFO] [stderr]     |                                             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:640:43
[INFO] [stderr]     |
[INFO] [stderr] 640 |             walk_list!(visitor, visit_ty, default);
[INFO] [stderr]     |                                           ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:734:45
[INFO] [stderr]     |
[INFO] [stderr] 734 |             walk_list!(visitor, visit_expr, optional_base);
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:763:45
[INFO] [stderr]     |
[INFO] [stderr] 763 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:774:45
[INFO] [stderr]     |
[INFO] [stderr] 774 |             walk_list!(visitor, visit_expr, optional_else);
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:823:45
[INFO] [stderr]     |
[INFO] [stderr] 823 |             walk_list!(visitor, visit_expr, start);
[INFO] [stderr]     |                                             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:824:45
[INFO] [stderr]     |
[INFO] [stderr] 824 |             walk_list!(visitor, visit_expr, end);
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:834:45
[INFO] [stderr]     |
[INFO] [stderr] 834 |             walk_list!(visitor, visit_expr, opt_expr);
[INFO] [stderr]     |                                             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:840:45
[INFO] [stderr]     |
[INFO] [stderr] 840 |             walk_list!(visitor, visit_expr, optional_expression);
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/visit.rs:861:37
[INFO] [stderr]     |
[INFO] [stderr] 861 |     walk_list!(visitor, visit_expr, &arm.guard);
[INFO] [stderr]     |                                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 184 |         while let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 184 |         if let Some() =  in $list {
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/base.rs:825:16
[INFO] [stderr]     |
[INFO] [stderr] 825 |         panic!(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 825 |         panic!("{}", self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stderr]     |                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 825 |         std::panic::panic_any(self.parse_sess.span_diagnostic.span_fatal(sp, msg));
[INFO] [stderr]     |         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/base.rs:944:15
[INFO] [stderr]     |
[INFO] [stderr] 944 |     let ret = panictry!(p.parse_expr());
[INFO] [stderr]     |               ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/base.rs:961:41
[INFO] [stderr]     |
[INFO] [stderr] 961 |         es.push(cx.expander().fold_expr(panictry!(p.parse_expr())));
[INFO] [stderr]     |                                         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/expand.rs:424:20
[INFO] [stderr]     |
[INFO] [stderr] 424 |             panic!(FatalError);
[INFO] [stderr]     |                    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 424 |             panic!("{}", FatalError);
[INFO] [stderr]     |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 424 |             std::panic::panic_any(FatalError);
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/expand.rs:452:28
[INFO] [stderr]     |
[INFO] [stderr] 452 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stderr]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/expand.rs:458:28
[INFO] [stderr]     |
[INFO] [stderr] 458 |                 let meta = panictry!(attr.parse_meta(self.cx.parse_sess));
[INFO] [stderr]     |                            ---------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:441:5
[INFO] [stderr]     |
[INFO] [stderr] 441 |     panictry!(parser.parse_expr())
[INFO] [stderr]     |     ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:445:5
[INFO] [stderr]     |
[INFO] [stderr] 445 |     panictry!(parser.parse_item())
[INFO] [stderr]     |     ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:449:5
[INFO] [stderr]     |
[INFO] [stderr] 449 |     panictry!(parser.parse_pat())
[INFO] [stderr]     |     ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:453:5
[INFO] [stderr]     |
[INFO] [stderr] 453 |     panictry!(parser.parse_arm())
[INFO] [stderr]     |     ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:457:5
[INFO] [stderr]     |
[INFO] [stderr] 457 |     panictry!(parser.parse_ty())
[INFO] [stderr]     |     ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:461:5
[INFO] [stderr]     |
[INFO] [stderr] 461 |     panictry!(parser.parse_stmt())
[INFO] [stderr]     |     ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:465:5
[INFO] [stderr]     |
[INFO] [stderr] 465 |     panictry!(parser.parse_attribute(permit_inner))
[INFO] [stderr]     |     ----------------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     panictry!(parser.parse_arg())
[INFO] [stderr]     |     ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:473:5
[INFO] [stderr]     |
[INFO] [stderr] 473 |     panictry!(parser.parse_block())
[INFO] [stderr]     |     ------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:477:5
[INFO] [stderr]     |
[INFO] [stderr] 477 |     panictry!(parser.parse_meta_item())
[INFO] [stderr]     |     ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:481:5
[INFO] [stderr]     |
[INFO] [stderr] 481 |     panictry!(parser.parse_path(mode))
[INFO] [stderr]     |     ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:849:19
[INFO] [stderr]     |
[INFO] [stderr] 849 |     let cx_expr = panictry!(p.parse_expr());
[INFO] [stderr]     |                   ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:854:15
[INFO] [stderr]     |
[INFO] [stderr] 854 |     let tts = panictry!(p.parse_all_token_trees());
[INFO] [stderr]     |               ------------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                   panic!(FatalError);
[INFO] [stderr]     |                          ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:372:13
[INFO] [stderr]     |
[INFO] [stderr] 372 | /             panictry!(parse::parse_item_from_source_str(
[INFO] [stderr] 373 | |                 "<quote expansion>".to_string(),
[INFO] [stderr] 374 | |                 s,
[INFO] [stderr] 375 | |                 self.parse_sess()
[INFO] [stderr] 376 | |             ))
[INFO] [stderr]     | |______________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                   panic!(FatalError);
[INFO] [stderr]     |                          ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:381:13
[INFO] [stderr]     |
[INFO] [stderr] 381 | /             panictry!(parse::parse_stmt_from_source_str(
[INFO] [stderr] 382 | |                 "<quote expansion>".to_string(),
[INFO] [stderr] 383 | |                 s,
[INFO] [stderr] 384 | |                 self.parse_sess()
[INFO] [stderr] 385 | |             ))
[INFO] [stderr]     | |______________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                   panic!(FatalError);
[INFO] [stderr]     |                          ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/quote.rs:390:13
[INFO] [stderr]     |
[INFO] [stderr] 390 | /             panictry!(parse::parse_expr_from_source_str(
[INFO] [stderr] 391 | |                 "<quote expansion>".to_string(),
[INFO] [stderr] 392 | |                 s,
[INFO] [stderr] 393 | |                 self.parse_sess()
[INFO] [stderr] 394 | |             ))
[INFO] [stderr]     | |______________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/source_util.rs:113:18
[INFO] [stderr]     |
[INFO] [stderr] 113 |             Some(panictry!(self.p.parse_expr()))
[INFO] [stderr]     |                  ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/source_util.rs:118:23
[INFO] [stderr]     |
[INFO] [stderr] 118 |                 match panictry!(self.p.parse_item()) {
[INFO] [stderr]     |                       ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/source_util.rs:120:36
[INFO] [stderr]     |
[INFO] [stderr] 120 |                       None => panic!(self.p.diagnostic().span_fatal(
[INFO] [stderr]     |  ____________________________________^
[INFO] [stderr] 121 | |                         self.p.span,
[INFO] [stderr] 122 | |                         &format!("expected item, found `{}`", self.p.this_token_to_string())
[INFO] [stderr] 123 | |                     )),
[INFO] [stderr]     | |_____________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 120 |                     None => panic!("{}", self.p.diagnostic().span_fatal(
[INFO] [stderr]     |                                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 120 |                     None => std::panic::panic_any(self.p.diagnostic().span_fatal(
[INFO] [stderr]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:526:25
[INFO] [stderr]     |
[INFO] [stderr] 526 |         "item" => match panictry!(p.parse_item()) {
[INFO] [stderr]     |                         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/macro_parser.rs:530:24
[INFO] [stderr]     |
[INFO] [stderr] 530 |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 530 |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 530 |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:533:35
[INFO] [stderr]     |
[INFO] [stderr] 533 |         "block" => token::NtBlock(panictry!(p.parse_block())),
[INFO] [stderr]     |                                   -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:534:25
[INFO] [stderr]     |
[INFO] [stderr] 534 |         "stmt" => match panictry!(p.parse_stmt()) {
[INFO] [stderr]     |                         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/macro_parser.rs:538:24
[INFO] [stderr]     |
[INFO] [stderr] 538 |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 538 |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 538 |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:541:31
[INFO] [stderr]     |
[INFO] [stderr] 541 |         "pat" => token::NtPat(panictry!(p.parse_pat())),
[INFO] [stderr]     |                               ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:542:33
[INFO] [stderr]     |
[INFO] [stderr] 542 |         "expr" => token::NtExpr(panictry!(p.parse_expr())),
[INFO] [stderr]     |                                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:543:29
[INFO] [stderr]     |
[INFO] [stderr] 543 |         "ty" => token::NtTy(panictry!(p.parse_ty())),
[INFO] [stderr]     |                             ----------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/macro_parser.rs:557:24
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 panic!(FatalError)
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 panic!("{}", FatalError)
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 557 |                 std::panic::panic_any(FatalError)
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:560:33
[INFO] [stderr]     |
[INFO] [stderr] 560 |         "path" => token::NtPath(panictry!(p.parse_path(PathStyle::Type))),
[INFO] [stderr]     |                                 ---------------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:561:33
[INFO] [stderr]     |
[INFO] [stderr] 561 |         "meta" => token::NtMeta(panictry!(p.parse_meta_item())),
[INFO] [stderr]     |                                 ------------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/ext/tt/macro_parser.rs:562:31
[INFO] [stderr]     |
[INFO] [stderr] 562 |         "vis" => token::NtVis(panictry!(p.parse_visibility(true))),
[INFO] [stderr]     |                               ----------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:25:24
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 panic!(FatalError);
[INFO] [stderr]    |                        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/ext/tt/macro_rules.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let expansion = panictry!(parser.parse_expansion(kind, true));
[INFO] [stderr]    |                         --------------------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 panic!("{}", FatalError);
[INFO] [stderr]    |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stderr]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/macro_rules.rs:221:20
[INFO] [stderr]     |
[INFO] [stderr] 221 |               panic!(sess
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 222 | |                 .span_diagnostic
[INFO] [stderr] 223 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stderr]     | |______________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 221 |             panic!("{}", sess
[INFO] [stderr]     |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 221 |             std::panic::panic_any(sess
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/macro_rules.rs:226:20
[INFO] [stderr]     |
[INFO] [stderr] 226 |               panic!(sess
[INFO] [stderr]     |  ____________________^
[INFO] [stderr] 227 | |                 .span_diagnostic
[INFO] [stderr] 228 | |                 .span_fatal(sp.substitute_dummy(def.span), &s));
[INFO] [stderr]     | |______________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 226 |             panic!("{}", sess
[INFO] [stderr]     |                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 226 |             std::panic::panic_any(sess
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains braces
[INFO] [stderr]    --> src/ext/tt/macro_rules.rs:951:44
[INFO] [stderr]     |
[INFO] [stderr] 951 |             "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stderr]     |                                            ^^                     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this message is not used as a format string, but will be in Rust 2021
[INFO] [stderr] help: add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 951 |             "{}", "unexpected quoted::TokenTree::{{Sequence or Delimited}} \
[INFO] [stderr]     |             +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/transcribe.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |                           panic!(sp_diag.span_fatal(
[INFO] [stderr]     |  ________________________________^
[INFO] [stderr] 140 | |                             sp, /* blame macro writer */
[INFO] [stderr] 141 | |                             "attempted to repeat an expression \
[INFO] [stderr] 142 | |                              containing no syntax \
[INFO] [stderr] 143 | |                              variables matched as repeating at this depth"
[INFO] [stderr] 144 | |                         ));
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 139 |                         panic!("{}", sp_diag.span_fatal(
[INFO] [stderr]     |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 139 |                         std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stderr]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/transcribe.rs:148:32
[INFO] [stderr]     |
[INFO] [stderr] 148 |                         panic!(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 148 |                         panic!("{}", sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stderr]     |                                +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 148 |                         std::panic::panic_any(sp_diag.span_fatal(sp, &msg[..]));
[INFO] [stderr]     |                         ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/transcribe.rs:154:40
[INFO] [stderr]     |
[INFO] [stderr] 154 | ...                   panic!(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 154 |                                 panic!("{}", sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stderr]     |                                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 154 |                                 std::panic::panic_any(sp_diag.span_fatal(sp, "this must repeat at least once"));
[INFO] [stderr]     |                                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ext/tt/transcribe.rs:182:36
[INFO] [stderr]     |
[INFO] [stderr] 182 |   ...                   panic!(sp_diag.span_fatal(
[INFO] [stderr]     |  ______________________________^
[INFO] [stderr] 183 | | ...                       sp, /* blame the macro writer */
[INFO] [stderr] 184 | | ...                       &format!("variable '{}' is still repeating at this depth", ident)
[INFO] [stderr] 185 | | ...                   ));
[INFO] [stderr]     | |_______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 182 |                             panic!("{}", sp_diag.span_fatal(
[INFO] [stderr]     |                                    +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 182 |                             std::panic::panic_any(sp_diag.span_fatal(
[INFO] [stderr]     |                             ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `garando_syntax2` (lib) generated 97 warnings (run `cargo fix --lib -p garando_syntax2` to apply 77 suggestions)
[INFO] [stderr] warning: trait `CodeMapExtension` is never used
[INFO] [stderr]    --> src/codemap.rs:881:11
[INFO] [stderr]     |
[INFO] [stderr] 881 |     trait CodeMapExtension {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:25:24
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 panic!(FatalError);
[INFO] [stderr]    |                        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]   ::: src/util/parser_testing.rs:29:13
[INFO] [stderr]    |
[INFO] [stderr] 29 |     let x = panictry!(f(&mut p));
[INFO] [stderr]    |             -------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 panic!("{}", FatalError);
[INFO] [stderr]    |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 25 |                 std::panic::panic_any(FatalError);
[INFO] [stderr]    |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/util/small_vector.rs:131:28
[INFO] [stderr]     |
[INFO] [stderr] 131 |                     panic!(err)
[INFO] [stderr]     |                            ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 131 |                     panic!("{}", err)
[INFO] [stderr]     |                            +++++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:25:24
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!(FatalError);
[INFO] [stderr]     |                        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/parse/mod.rs:896:13
[INFO] [stderr]     |
[INFO] [stderr] 896 |             panictry!(parser.parse_pat())
[INFO] [stderr]     |             ----------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: this warning originates in the macro `panictry` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 panic!("{}", FatalError);
[INFO] [stderr]     |                        +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 25  |                 std::panic::panic_any(FatalError);
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] warning: `garando_syntax2` (lib test) generated 100 warnings (96 duplicates) (run `cargo fix --lib -p garando_syntax2 --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/garando_syntax2-8d6d383f483e4686)
[INFO] [stdout] 
[INFO] [stdout] running 94 tests
[INFO] [stdout] test abi::lookup_Rust ... ok
[INFO] [stdout] test abi::lookup_baz ... ok
[INFO] [stdout] test codemap::tests::span_to_snippet_and_lines_spanning_multiple_lines ... ok
[INFO] [stdout] test codemap::tests::t5 ... ok
[INFO] [stdout] test codemap::tests::t3 ... ok
[INFO] [stdout] test codemap::tests::t4 ... ok
[INFO] [stdout] test abi::lookup_cdecl ... ok
[INFO] [stdout] test abi::indices_are_correct ... ok
[INFO] [stdout] test codemap::tests::t6 ... ok
[INFO] [stdout] test codemap::tests::t8 ... ok
[INFO] [stderr] thread 'fold::tests::ident_transformation_in_defs' panicked at core/src/panicking.rs:223:5:
[INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked requires that the index is within the slice
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56cf6b130eda - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]    1:     0x56cf6b130eda - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]    2:     0x56cf6b130eda - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x56cf6b130eda - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x56cf6b1580d3 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]    5:     0x56cf6b1580d3 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stderr]    6:     0x56cf6b12dca3 - std::io::Write::write_fmt::hc00bff0a88e08857
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stderr]    7:     0x56cf6b130d22 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    8:     0x56cf6b13235d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stderr]    9:     0x56cf6b1321a3 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9
[INFO] [stderr]   10:     0x56cf6b05efb7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stderr]   11:     0x56cf6b05efb7 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stderr]   12:     0x56cf6b132a08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stderr]   13:     0x56cf6b132a08 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stderr]   14:     0x56cf6b132796 - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:667:13
[INFO] [stderr]   15:     0x56cf6b1313b9 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]   16:     0x56cf6b13245c - rust_begin_unwind
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stderr]   17:     0x56cf6ae87bed - core::panicking::panic_nounwind_fmt::runtime::h16b1bdf492db9bcf
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:119:22
[INFO] [stderr]   18:     0x56cf6ae87bed - core::panicking::panic_nounwind_fmt::h7c9e0c5a3391ac64
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/intrinsics/mod.rs:3535:9
[INFO] [stderr]   19:     0x56cf6ae87c82 - core::panicking::panic_nounwind::h6fa94367123ff7d0
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:223:5
[INFO] [stderr]   20:     0x56cf6afe51b8 - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::precondition_check::h203a382fc9d02211
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ub_checks.rs:69:21
[INFO] [stderr]   21:     0x56cf6afe49ef - <usize as core::slice::index::SliceIndex<[T]>>::get_unchecked::h201a82f2bb910c88
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ub_checks.rs:76:17
[INFO] [stderr]   22:     0x56cf6afe8b18 - core::slice::<impl [T]>::get_unchecked::he0e178991d29f2de
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/slice/mod.rs:664:20
[INFO] [stderr]   23:     0x56cf6aead8f2 - <alloc::vec::Vec<T> as garando_syntax2::util::move_map::MoveMap<T>>::move_flat_map::hdbf394b6510c3f62
[INFO] [stderr]                                at /opt/rustwide/workdir/src/util/move_map.rs:32:35
[INFO] [stderr]   24:     0x56cf6afb1e24 - garando_syntax2::fold::noop_fold_mod::h8eef52dc0778cad3
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1033:16
[INFO] [stderr]   25:     0x56cf6af9f511 - garando_syntax2::fold::Folder::fold_mod::hd1c7ca25c87d1c66
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:126:9
[INFO] [stderr]   26:     0x56cf6afaf6d4 - garando_syntax2::fold::noop_fold_item_kind::h175f9f8a18b021e6
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:939:43
[INFO] [stderr]   27:     0x56cf6af9f271 - garando_syntax2::fold::Folder::fold_item_kind::h7b4b834a2af90bf0
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:70:9
[INFO] [stderr]   28:     0x56cf6afb295e - garando_syntax2::fold::noop_fold_item_simple::hda2267d592f52de1
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1112:15
[INFO] [stderr]   29:     0x56cf6af9f211 - garando_syntax2::fold::Folder::fold_item_simple::h45177007ca070bfc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:62:9
[INFO] [stderr]   30:     0x56cf6afb272e - garando_syntax2::fold::noop_fold_item::{{closure}}::h76c53561ebf700e8
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1092:32
[INFO] [stderr]   31:     0x56cf6afec7c1 - garando_syntax2::ptr::P<T>::map::h2ec1ebaba1410162
[INFO] [stderr]                                at /opt/rustwide/workdir/src/ptr.rs:80:27
[INFO] [stderr]   32:     0x56cf6afb26ed - garando_syntax2::fold::noop_fold_item::h966dc1fb158c6b02
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1092:22
[INFO] [stderr]   33:     0x56cf6af9f1d8 - garando_syntax2::fold::Folder::fold_item::h9584659aa36df8f0
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:58:9
[INFO] [stderr]   34:     0x56cf6afb20e0 - garando_syntax2::fold::noop_fold_crate::h5b1b4b0154604cdc
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1045:21
[INFO] [stderr]   35:     0x56cf6af9f0e1 - garando_syntax2::fold::Folder::fold_crate::h8ed9eede647cc319
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:34:9
[INFO] [stderr]   36:     0x56cf6afa23a5 - garando_syntax2::fold::tests::ident_transformation_in_defs::h42c18a859e7fd26a
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1494:28
[INFO] [stderr]   37:     0x56cf6afa2337 - garando_syntax2::fold::tests::ident_transformation_in_defs::{{closure}}::hc2826dd696d9d7d7
[INFO] [stderr]                                at /opt/rustwide/workdir/src/fold.rs:1487:38
[INFO] [stderr]   38:     0x56cf6b005a16 - core::ops::function::FnOnce::call_once::hadbedef38cd4947a
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   39:     0x56cf6b063adb - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   40:     0x56cf6b063adb - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stderr]   41:     0x56cf6b0634c8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stderr]   42:     0x56cf6b0634c8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   43:     0x56cf6b0634c8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stderr]   44:     0x56cf6b0634c8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stderr]   45:     0x56cf6b0634c8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stderr]   46:     0x56cf6b0634c8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stderr]   47:     0x56cf6b0634c8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stderr]   48:     0x56cf6b026f6a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stderr]   49:     0x56cf6b026f6a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stderr]   50:     0x56cf6b02a8e4 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stderr]   51:     0x56cf6b02a8e4 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stderr]   52:     0x56cf6b02a8e4 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stderr]   53:     0x56cf6b02a8e4 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stderr]   54:     0x56cf6b02a8e4 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stderr]   55:     0x56cf6b02a8e4 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stderr]   56:     0x56cf6b02a8e4 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   57:     0x56cf6b1369eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]   58:     0x56cf6b1369eb - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stderr]   59:     0x56cf6b1369eb - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stderr]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stderr]   60:     0x73300a182ac3 - <unknown>
[INFO] [stderr]   61:     0x73300a213a04 - clone
[INFO] [stderr]   62:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/garando_syntax2-8d6d383f483e4686` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "215da25ed8448190d1e6dffb737d8bec33957aceef9d9202830b30d76577c7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215da25ed8448190d1e6dffb737d8bec33957aceef9d9202830b30d76577c7e9", kill_on_drop: false }`
[INFO] [stdout] 215da25ed8448190d1e6dffb737d8bec33957aceef9d9202830b30d76577c7e9
