[INFO] cloning repository https://github.com/themadprofessor/rbrainfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/themadprofessor/rbrainfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemadprofessor%2Frbrainfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemadprofessor%2Frbrainfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ded37c7de0945ee38c6ca4b269c2f7f525a81abe
[INFO] documenting themadprofessor/rbrainfuck against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemadprofessor%2Frbrainfuck" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/themadprofessor/rbrainfuck on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/themadprofessor/rbrainfuck
[INFO] finished tweaking git repo https://github.com/themadprofessor/rbrainfuck
[INFO] tweaked toml for git repo https://github.com/themadprofessor/rbrainfuck written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/themadprofessor/rbrainfuck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f739e384c866161987402f6c896a3993e833f5f709113a923ad3aa77458059
[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" "36f739e384c866161987402f6c896a3993e833f5f709113a923ad3aa77458059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f739e384c866161987402f6c896a3993e833f5f709113a923ad3aa77458059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f739e384c866161987402f6c896a3993e833f5f709113a923ad3aa77458059", kill_on_drop: false }`
[INFO] [stdout] 36f739e384c866161987402f6c896a3993e833f5f709113a923ad3aa77458059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 8f266be3e8c59bfd3105af76158108238f8b24d9784042fb6df4b2acd7a6232b
[INFO] running `Command { std: "docker" "start" "-a" "8f266be3e8c59bfd3105af76158108238f8b24d9784042fb6df4b2acd7a6232b", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]     Checking exit-code v1.0.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking nom v3.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]     Checking backtrace v0.3.2
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]  Documenting rbrainfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         $(len += $s.len();)+;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:25:58
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to open file! ", &err.to_string()))
[INFO] [stdout]    |                                                          -------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:9:33
[INFO] [stdout]    |
[INFO] [stdout] 9  |         $(string.push_str($s);)+;
[INFO] [stdout]    |                                 ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:25:58
[INFO] [stdout]    |
[INFO] [stdout] 25 |                 Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to open file! ", &err.to_string()))
[INFO] [stdout]    |                                                          -------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         $(len += $s.len();)+;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:33:50
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to parse file! ", &err.to_string()))
[INFO] [stdout]    |                                                  --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:9:33
[INFO] [stdout]    |
[INFO] [stdout] 9  |         $(string.push_str($s);)+;
[INFO] [stdout]    |                                 ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:33:50
[INFO] [stdout]    |
[INFO] [stdout] 33 |         Err(err) => exit(exit_code::DATA_ERROR, &string_build!("Failed to parse file! ", &err.to_string()))
[INFO] [stdout]    |                                                  --------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:7:29
[INFO] [stdout]    |
[INFO] [stdout] 7  |         $(len += $s.len();)+;
[INFO] [stdout]    |                             ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |         exit(exit_code::IO_ERROR, &string_build!("Failed to read from stdin! ", &err.to_string()))
[INFO] [stdout]    |                                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/macros.rs:9:33
[INFO] [stdout]    |
[INFO] [stdout] 9  |         $(string.push_str($s);)+;
[INFO] [stdout]    |                                 ^ help: remove this semicolon
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/main.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |         exit(exit_code::IO_ERROR, &string_build!("Failed to read from stdin! ", &err.to_string()))
[INFO] [stdout]    |                                    -------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `Command { std: "docker" "inspect" "8f266be3e8c59bfd3105af76158108238f8b24d9784042fb6df4b2acd7a6232b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f266be3e8c59bfd3105af76158108238f8b24d9784042fb6df4b2acd7a6232b", kill_on_drop: false }`
[INFO] [stdout] 8f266be3e8c59bfd3105af76158108238f8b24d9784042fb6df4b2acd7a6232b