[INFO] cloning repository https://github.com/youssefhabri/picprog-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/youssefhabri/picprog-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoussefhabri%2Fpicprog-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoussefhabri%2Fpicprog-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48232ecd07bc3a2e35c8cb08d6d995a09ae66a0c
[INFO] documenting youssefhabri/picprog-rs 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%2Fyoussefhabri%2Fpicprog-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/youssefhabri/picprog-rs 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/youssefhabri/picprog-rs
[INFO] finished tweaking git repo https://github.com/youssefhabri/picprog-rs
[INFO] tweaked toml for git repo https://github.com/youssefhabri/picprog-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/youssefhabri/picprog-rs 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structure-macro-impl v0.1.2
[INFO] [stderr]   Downloaded structure v0.1.2
[INFO] [stderr]   Downloaded mach v0.0.5
[INFO] [stderr]   Downloaded serialport v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b581641a056ed224a4c968240031303e069745f8bb0baf393bedbe8bb9f185be
[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" "b581641a056ed224a4c968240031303e069745f8bb0baf393bedbe8bb9f185be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b581641a056ed224a4c968240031303e069745f8bb0baf393bedbe8bb9f185be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b581641a056ed224a4c968240031303e069745f8bb0baf393bedbe8bb9f185be", kill_on_drop: false }`
[INFO] [stdout] b581641a056ed224a4c968240031303e069745f8bb0baf393bedbe8bb9f185be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4948af9e1f59c2ed6413881b0353c238bb6e451fde6751654280266878b9fdb4
[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" "4948af9e1f59c2ed6413881b0353c238bb6e451fde6751654280266878b9fdb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]    Compiling structure-macro-impl v0.1.2
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking structure v0.1.2
[INFO] [stderr]     Checking serialport v3.0.0
[INFO] [stderr]  Documenting picprog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: exclusive range pattern syntax is experimental
[INFO] [stdout]    --> src/chipinfo.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |             3 | 5..10 => 14,
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #37854 <https://github.com/rust-lang/rust/issues/37854> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `picprog`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name picprog src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-ab7e009bd0afed4c.rmeta --extern serialport=/opt/rustwide/target/debug/deps/libserialport-feadb1b481ac9632.rmeta --extern structure=/opt/rustwide/target/debug/deps/libstructure-79cef65d668ec009.rmeta --cap-lints=warn --crate-version 0.1.0` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "4948af9e1f59c2ed6413881b0353c238bb6e451fde6751654280266878b9fdb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4948af9e1f59c2ed6413881b0353c238bb6e451fde6751654280266878b9fdb4", kill_on_drop: false }`
[INFO] [stdout] 4948af9e1f59c2ed6413881b0353c238bb6e451fde6751654280266878b9fdb4