[INFO] cloning repository https://github.com/gitbugr/NES_Emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gitbugr/NES_Emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitbugr%2FNES_Emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgitbugr%2FNES_Emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71902c82955ac2257f0e2b86d3ecf03e11f10a79
[INFO] documenting gitbugr/NES_Emulator 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%2Fgitbugr%2FNES_Emulator" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gitbugr/NES_Emulator 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/gitbugr/NES_Emulator
[INFO] finished tweaking git repo https://github.com/gitbugr/NES_Emulator
[INFO] tweaked toml for git repo https://github.com/gitbugr/NES_Emulator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/gitbugr/NES_Emulator 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2f275e968ea8854e9e02b589281697ae3a58b4e1631ae606c6495fe89288ccd3
[INFO] running `Command { std: "docker" "start" "-a" "2f275e968ea8854e9e02b589281697ae3a58b4e1631ae606c6495fe89288ccd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f275e968ea8854e9e02b589281697ae3a58b4e1631ae606c6495fe89288ccd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f275e968ea8854e9e02b589281697ae3a58b4e1631ae606c6495fe89288ccd3", kill_on_drop: false }`
[INFO] [stdout] 2f275e968ea8854e9e02b589281697ae3a58b4e1631ae606c6495fe89288ccd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] befd56fa1206ef612ceaa30ab2f91481276eb90c6bcb3f5ed388ed3cfbff1367
[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" "befd56fa1206ef612ceaa30ab2f91481276eb90c6bcb3f5ed388ed3cfbff1367", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]  Documenting nes_emulator v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/main.rs:952:15
[INFO] [stdout]     |
[INFO] [stdout] 952 |         return(self.cpu_memory[0x01FF - self.sp as usize]);
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]     --> src/main.rs:1012:11
[INFO] [stdout]      |
[INFO] [stdout] 1012 |     return(nb);
[INFO] [stdout]      |           ^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]     --> src/main.rs:1027:15
[INFO] [stdout]      |
[INFO] [stdout] 1027 |         return(true);
[INFO] [stdout]      |               ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]     --> src/main.rs:1029:11
[INFO] [stdout]      |
[INFO] [stdout] 1029 |     return(false);
[INFO] [stdout]      |           ^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "befd56fa1206ef612ceaa30ab2f91481276eb90c6bcb3f5ed388ed3cfbff1367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befd56fa1206ef612ceaa30ab2f91481276eb90c6bcb3f5ed388ed3cfbff1367", kill_on_drop: false }`
[INFO] [stdout] befd56fa1206ef612ceaa30ab2f91481276eb90c6bcb3f5ed388ed3cfbff1367