[INFO] cloning repository https://github.com/tik-stbuehler/axxon-ox16pci954-flash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tik-stbuehler/axxon-ox16pci954-flash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftik-stbuehler%2Faxxon-ox16pci954-flash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftik-stbuehler%2Faxxon-ox16pci954-flash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 239e100a8e9acac8ccc938843120552441a4103b
[INFO] documenting tik-stbuehler/axxon-ox16pci954-flash 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%2Ftik-stbuehler%2Faxxon-ox16pci954-flash" "/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/tik-stbuehler/axxon-ox16pci954-flash 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/tik-stbuehler/axxon-ox16pci954-flash
[INFO] finished tweaking git repo https://github.com/tik-stbuehler/axxon-ox16pci954-flash
[INFO] tweaked toml for git repo https://github.com/tik-stbuehler/axxon-ox16pci954-flash written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tik-stbuehler/axxon-ox16pci954-flash 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] [stdout] 0f8509b8b59f56226e81b4e5187855bdfce898820571096ea68924e0e710b5c0
[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" "0f8509b8b59f56226e81b4e5187855bdfce898820571096ea68924e0e710b5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f8509b8b59f56226e81b4e5187855bdfce898820571096ea68924e0e710b5c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8509b8b59f56226e81b4e5187855bdfce898820571096ea68924e0e710b5c0", kill_on_drop: false }`
[INFO] [stdout] 0f8509b8b59f56226e81b4e5187855bdfce898820571096ea68924e0e710b5c0
[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] 6444c6d99861c79607d636c31233590c114c54d0e7a9819b0956159395df8a54
[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" "6444c6d99861c79607d636c31233590c114c54d0e7a9819b0956159395df8a54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking axxon-ox16pci954-flash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting axxon-ox16pci954-flash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/serial/operations.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | const ADDRESS_LIMIT: usize = (1usize << ADDRESS_WIDTH);
[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 assigned value
[INFO] [stdout]  --> src/serial/operations.rs:8:30
[INFO] [stdout]   |
[INFO] [stdout] 8 | const ADDRESS_LIMIT: usize = (1usize << ADDRESS_WIDTH);
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.31s
[INFO] running `Command { std: "docker" "inspect" "6444c6d99861c79607d636c31233590c114c54d0e7a9819b0956159395df8a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6444c6d99861c79607d636c31233590c114c54d0e7a9819b0956159395df8a54", kill_on_drop: false }`
[INFO] [stdout] 6444c6d99861c79607d636c31233590c114c54d0e7a9819b0956159395df8a54