[INFO] fetching crate esparse 0.1.0...
[INFO] checking esparse-0.1.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate esparse 0.1.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate esparse 0.1.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esparse 0.1.0
[INFO] finished tweaking crates.io crate esparse 0.1.0
[INFO] tweaked toml for crates.io crate esparse 0.1.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0758d70c4a22ebd91e40b104866438d8cb7a8524f15bcc6d2277af74b2d2c8ee
[INFO] running `Command { std: "docker" "start" "-a" "0758d70c4a22ebd91e40b104866438d8cb7a8524f15bcc6d2277af74b2d2c8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0758d70c4a22ebd91e40b104866438d8cb7a8524f15bcc6d2277af74b2d2c8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0758d70c4a22ebd91e40b104866438d8cb7a8524f15bcc6d2277af74b2d2c8ee", kill_on_drop: false }`
[INFO] [stdout] 0758d70c4a22ebd91e40b104866438d8cb7a8524f15bcc6d2277af74b2d2c8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7e22788a6304d18e1c7f5b3ebc7d7fd44cd6d32676130693294d85d1262c516
[INFO] running `Command { std: "docker" "start" "-a" "a7e22788a6304d18e1c7f5b3ebc7d7fd44cd6d32676130693294d85d1262c516", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking esparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1178:29
[INFO] [stdout]      |
[INFO] [stdout] 1178 |                     Some('0'...'9') => {
[INFO] [stdout]      |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lex.rs:626:27
[INFO] [stdout]     |
[INFO] [stdout] 626 |             $($(Some($($p)...+))|+ => {
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1240:16
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             '1'...'9' => {
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:39
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:53
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:67
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1460:16
[INFO] [stdout]      |
[INFO] [stdout] 1460 |             '0'...'1' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1469:16
[INFO] [stdout]      |
[INFO] [stdout] 1469 |             '0'...'7' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1478:16
[INFO] [stdout]      |
[INFO] [stdout] 1478 |             '0'...'9' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:16
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:28
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:40
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1496:18
[INFO] [stdout]      |
[INFO] [stdout] 1496 |               'a'...'z'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1497:18
[INFO] [stdout]      |
[INFO] [stdout] 1497 |             | 'A'...'Z'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1498:18
[INFO] [stdout]      |
[INFO] [stdout] 1498 |             | '0'...'9'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1178:29
[INFO] [stdout]      |
[INFO] [stdout] 1178 |                     Some('0'...'9') => {
[INFO] [stdout]      |                             ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lex.rs:450:26
[INFO] [stdout]     |
[INFO] [stdout] 450 |         f.write_str(self.description())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lex.rs:626:27
[INFO] [stdout]     |
[INFO] [stdout] 626 |             $($(Some($($p)...+))|+ => {
[INFO] [stdout]     |                           ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1240:16
[INFO] [stdout]      |
[INFO] [stdout] 1240 |             '1'...'9' => {
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:39
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                       ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:53
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1272:67
[INFO] [stdout]      |
[INFO] [stdout] 1272 |                 if matches!(here, 'a' ... 'z' | 'A' ... 'Z' | '0' ... '9' | '$' | '_') || UnicodeXID::is_xid_start(here) {
[INFO] [stdout]      |                                                                   ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1460:16
[INFO] [stdout]      |
[INFO] [stdout] 1460 |             '0'...'1' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1469:16
[INFO] [stdout]      |
[INFO] [stdout] 1469 |             '0'...'7' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1478:16
[INFO] [stdout]      |
[INFO] [stdout] 1478 |             '0'...'9' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:16
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:28
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1487:40
[INFO] [stdout]      |
[INFO] [stdout] 1487 |             '0'...'9' | 'a'...'f' | 'A'...'F' => true,
[INFO] [stdout]      |                                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1496:18
[INFO] [stdout]      |
[INFO] [stdout] 1496 |               'a'...'z'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1497:18
[INFO] [stdout]      |
[INFO] [stdout] 1497 |             | 'A'...'Z'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]     --> src/lex.rs:1498:18
[INFO] [stdout]      |
[INFO] [stdout] 1498 |             | '0'...'9'
[INFO] [stdout]      |                  ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lex.rs:450:26
[INFO] [stdout]     |
[INFO] [stdout] 450 |         f.write_str(self.description())
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "a7e22788a6304d18e1c7f5b3ebc7d7fd44cd6d32676130693294d85d1262c516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e22788a6304d18e1c7f5b3ebc7d7fd44cd6d32676130693294d85d1262c516", kill_on_drop: false }`
[INFO] [stdout] a7e22788a6304d18e1c7f5b3ebc7d7fd44cd6d32676130693294d85d1262c516