[INFO] fetching crate dimacs 0.2.0...
[INFO] checking dimacs-0.2.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate dimacs 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate dimacs 0.2.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 48063ce8c977d45c12fec29ebdcc1630ca329fa751f31defa1e25483dfceec08
[INFO] running `Command { std: "docker" "start" "-a" "48063ce8c977d45c12fec29ebdcc1630ca329fa751f31defa1e25483dfceec08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48063ce8c977d45c12fec29ebdcc1630ca329fa751f31defa1e25483dfceec08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48063ce8c977d45c12fec29ebdcc1630ca329fa751f31defa1e25483dfceec08", kill_on_drop: false }`
[INFO] [stdout] 48063ce8c977d45c12fec29ebdcc1630ca329fa751f31defa1e25483dfceec08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf82446b991df97777dd312359d01c3969b501ff7d0ab69f62ad639268290a44
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf82446b991df97777dd312359d01c3969b501ff7d0ab69f62ad639268290a44", kill_on_drop: false }`
[INFO] [stderr]     Checking 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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "bf82446b991df97777dd312359d01c3969b501ff7d0ab69f62ad639268290a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf82446b991df97777dd312359d01c3969b501ff7d0ab69f62ad639268290a44", kill_on_drop: false }`
[INFO] [stdout] bf82446b991df97777dd312359d01c3969b501ff7d0ab69f62ad639268290a44