[INFO] fetching crate dimacs 0.2.0...
[INFO] testing dimacs-0.2.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate dimacs 0.2.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate dimacs 0.2.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dimacs 0.2.0
[INFO] finished tweaking crates.io crate dimacs 0.2.0
[INFO] tweaked toml for crates.io crate dimacs 0.2.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f1ac71872bb9940e5fb3d7a3435e020fbbee2af077ab62ee5b1d48983839d17
[INFO] running `Command { std: "docker" "start" "-a" "6f1ac71872bb9940e5fb3d7a3435e020fbbee2af077ab62ee5b1d48983839d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1ac71872bb9940e5fb3d7a3435e020fbbee2af077ab62ee5b1d48983839d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1ac71872bb9940e5fb3d7a3435e020fbbee2af077ab62ee5b1d48983839d17", kill_on_drop: false }`
[INFO] [stdout] 6f1ac71872bb9940e5fb3d7a3435e020fbbee2af077ab62ee5b1d48983839d17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d3a1729f4c2cdff0771a91fd5b11348f3e07adbc14a1a1268e776f5f1030103
[INFO] running `Command { std: "docker" "start" "-a" "2d3a1729f4c2cdff0771a91fd5b11348f3e07adbc14a1a1268e776f5f1030103", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling dimacs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 'A'...'Z' |
[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/lexer.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 'a'...'z' => self.scan_keyword(),
[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/lexer.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 '1'...'9' => self.scan_nat(),
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "2d3a1729f4c2cdff0771a91fd5b11348f3e07adbc14a1a1268e776f5f1030103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3a1729f4c2cdff0771a91fd5b11348f3e07adbc14a1a1268e776f5f1030103", kill_on_drop: false }`
[INFO] [stdout] 2d3a1729f4c2cdff0771a91fd5b11348f3e07adbc14a1a1268e776f5f1030103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6cc5ab10640c6d34ba2a85852ab021bd0c6808ce0bee7c73f26721275689d06
[INFO] running `Command { std: "docker" "start" "-a" "f6cc5ab10640c6d34ba2a85852ab021bd0c6808ce0bee7c73f26721275689d06", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dimacs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 'A'...'Z' |
[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/lexer.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 'a'...'z' => self.scan_keyword(),
[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/lexer.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 '1'...'9' => self.scan_nat(),
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:178:1
[INFO] [stdout]     |
[INFO] [stdout] 178 | / bitflags! {
[INFO] [stdout] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stdout] 180 | |     pub flags Extensions: u32 {
[INFO] [stdout] 181 | |         /// If no extensions are being used.
[INFO] [stdout] ...   |
[INFO] [stdout] 187 | |     }
[INFO] [stdout] 188 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 |                 'A'...'Z' |
[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/lexer.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 'a'...'z' => self.scan_keyword(),
[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/lexer.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 |                 '1'...'9' => self.scan_nat(),
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f6cc5ab10640c6d34ba2a85852ab021bd0c6808ce0bee7c73f26721275689d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cc5ab10640c6d34ba2a85852ab021bd0c6808ce0bee7c73f26721275689d06", kill_on_drop: false }`
[INFO] [stdout] f6cc5ab10640c6d34ba2a85852ab021bd0c6808ce0bee7c73f26721275689d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e8b03852392fe3c9012eb392ee5028533834f51bd536430307a2bb6a3a1e4d3
[INFO] running `Command { std: "docker" "start" "-a" "2e8b03852392fe3c9012eb392ee5028533834f51bd536430307a2bb6a3a1e4d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/items.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 | / bitflags! {
[INFO] [stderr] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stderr] 180 | |     pub flags Extensions: u32 {
[INFO] [stderr] 181 | |         /// If no extensions are being used.
[INFO] [stderr] ...   |
[INFO] [stderr] 187 | |     }
[INFO] [stderr] 188 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/items.rs:178:1
[INFO] [stderr]     |
[INFO] [stderr] 178 | / bitflags! {
[INFO] [stderr] 179 | |     /// Possible extensions for `.sat` file SAT instances.
[INFO] [stderr] 180 | |     pub flags Extensions: u32 {
[INFO] [stderr] 181 | |         /// If no extensions are being used.
[INFO] [stderr] ...   |
[INFO] [stderr] 187 | |     }
[INFO] [stderr] 188 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:235:8
[INFO] [stderr]     |
[INFO] [stderr] 235 |                 'A'...'Z' |
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 'a'...'z' => self.scan_keyword(),
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/lexer.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |                 '1'...'9' => self.scan_nat(),
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `dimacs` (lib) generated 5 warnings
[INFO] [stderr] warning: `dimacs` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dimacs-8e414682c8b8134c)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test lexer::tests::all_idents ... ok
[INFO] [stdout] test lexer::tests::filter_valid ... ok
[INFO] [stdout] test lexer::tests::invalid_token_start ... ok
[INFO] [stdout] test lexer::tests::only_comments ... ok
[INFO] [stdout] test lexer::tests::simple_sat ... ok
[INFO] [stdout] test lexer::tests::tricky_1 ... ok
[INFO] [stderr]    Doc-tests dimacs
[INFO] [stdout] test lexer::tests::all_ops ... ok
[INFO] [stdout] test lexer::tests::simple_cnf ... ok
[INFO] [stdout] test parser::tests::simple_cnf_1 ... ok
[INFO] [stdout] test parser::tests::simple_cnf_2 ... ok
[INFO] [stdout] test parser::tests::simple_sat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lexer.rs:235:8
[INFO] [stderr]     |
[INFO] [stderr] 235 |                 'A'...'Z' |
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lexer.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 236 |                 'a'...'z' => self.scan_keyword(),
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lexer.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 |                 '1'...'9' => self.scan_nat(),
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2e8b03852392fe3c9012eb392ee5028533834f51bd536430307a2bb6a3a1e4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8b03852392fe3c9012eb392ee5028533834f51bd536430307a2bb6a3a1e4d3", kill_on_drop: false }`
[INFO] [stdout] 2e8b03852392fe3c9012eb392ee5028533834f51bd536430307a2bb6a3a1e4d3