[INFO] cloning repository https://github.com/justinas/mylang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justinas/mylang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86e92c585be15717e552d909c35e8be0b6938d04
[INFO] documenting justinas/mylang against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustinas%2Fmylang" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/justinas/mylang on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/justinas/mylang
[INFO] finished tweaking git repo https://github.com/justinas/mylang
[INFO] tweaked toml for git repo https://github.com/justinas/mylang written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/justinas/mylang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3aa3a82f3a3e1ce7e306858b419ab2f8ac67d11256a89c808d1f988e0268e44d
[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" "3aa3a82f3a3e1ce7e306858b419ab2f8ac67d11256a89c808d1f988e0268e44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aa3a82f3a3e1ce7e306858b419ab2f8ac67d11256a89c808d1f988e0268e44d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aa3a82f3a3e1ce7e306858b419ab2f8ac67d11256a89c808d1f988e0268e44d", kill_on_drop: false }`
[INFO] [stdout] 3aa3a82f3a3e1ce7e306858b419ab2f8ac67d11256a89c808d1f988e0268e44d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 33d131562eb2a39f484042117c74d6d95dc33219d6535f4bf1e3a2a7e7ce0633
[INFO] running `Command { std: "docker" "start" "-a" "33d131562eb2a39f484042117c74d6d95dc33219d6535f4bf1e3a2a7e7ce0633", kill_on_drop: false }`
[INFO] [stderr]  Documenting mylang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:194:32
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   '0'...'9' => self.lex_const(true),
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:300:20
[INFO] [stdout]     |
[INFO] [stdout] 300 |                 '0'...'9' => self.lex_const(false),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:301:20
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 'A'...'Z' | 'a'...'z' => self.lex_ident(),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:301:32
[INFO] [stdout]     |
[INFO] [stdout] 301 |                 'A'...'Z' | 'a'...'z' => self.lex_ident(),
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:338:20
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 '0'...'9' => val.push(self.chars.next().unwrap()),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:339:20
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:339:32
[INFO] [stdout]     |
[INFO] [stdout] 339 |                 'A'...'Z' | 'a'...'z' => return Err(ErrorVariant::UnknownCharacter),
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:354:20
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()),
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:354:32
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()),
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/lexer/mod.rs:354:44
[INFO] [stdout]     |
[INFO] [stdout] 354 |                 'A'...'Z' | 'a'...'z' | '0'...'9' => ident.push(self.chars.next().unwrap()),
[INFO] [stdout]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "33d131562eb2a39f484042117c74d6d95dc33219d6535f4bf1e3a2a7e7ce0633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d131562eb2a39f484042117c74d6d95dc33219d6535f4bf1e3a2a7e7ce0633", kill_on_drop: false }`
[INFO] [stdout] 33d131562eb2a39f484042117c74d6d95dc33219d6535f4bf1e3a2a7e7ce0633