[INFO] cloning repository https://github.com/geluk/teensy-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geluk/teensy-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluk%2Fteensy-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluk%2Fteensy-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0519f387152f810c3e057fe5a145cf455653a8a1
[INFO] documenting geluk/teensy-experiments against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeluk%2Fteensy-experiments" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geluk/teensy-experiments on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/geluk/teensy-experiments
[INFO] finished tweaking git repo https://github.com/geluk/teensy-experiments
[INFO] tweaked toml for git repo https://github.com/geluk/teensy-experiments written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/geluk/teensy-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "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] 3e34966e4cc49ae907d660032c7d8245cfeea55f5db5b3257764dda4faa070aa
[INFO] running `Command { std: "docker" "start" "-a" "3e34966e4cc49ae907d660032c7d8245cfeea55f5db5b3257764dda4faa070aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e34966e4cc49ae907d660032c7d8245cfeea55f5db5b3257764dda4faa070aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e34966e4cc49ae907d660032c7d8245cfeea55f5db5b3257764dda4faa070aa", kill_on_drop: false }`
[INFO] [stdout] 3e34966e4cc49ae907d660032c7d8245cfeea55f5db5b3257764dda4faa070aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bec0fbe7410584ec5fcc096f4b01fa67c330c5741f9f7c11c1d3d6310b127c8
[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" "2bec0fbe7410584ec5fcc096f4b01fa67c330c5741f9f7c11c1d3d6310b127c8", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling imxrt-boot-gen v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling teensy4-rt v0.1.0 (https://github.com/mciantyre/teensy4-rs#aee7a24c)
[INFO] [stderr]    Compiling imxrt-ral v0.3.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling teensy4-usb-sys v0.1.0 (https://github.com/mciantyre/teensy4-rs#aee7a24c)
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking typenum v1.12.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking enc28j60 v0.2.1
[INFO] [stderr]    Compiling teensy4-fcb v0.2.0 (https://github.com/mciantyre/teensy4-rs#aee7a24c)
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking owning-slice v0.1.0 (https://github.com/japaric/owning-slice#f8c70ead)
[INFO] [stderr]    Compiling hash32-derive v0.1.0
[INFO] [stderr]     Checking jnet v0.1.0 (https://github.com/japaric/jnet#0c6b6e8d)
[INFO] [stderr]     Checking imxrt-hal v0.3.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.11 (https://github.com/rust-embedded/cortex-m-rt.git#98e4c3c8)
[INFO] [stderr]     Checking cortex-m-rt v0.6.12 (https://github.com/mciantyre/teensy4-rs#aee7a24c)
[INFO] [stderr]     Checking teensy4-bsp v0.1.0 (https://github.com/mciantyre/teensy4-rs#aee7a24c)
[INFO] [stderr]  Documenting teensy-experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.38s
[INFO] running `Command { std: "docker" "inspect" "2bec0fbe7410584ec5fcc096f4b01fa67c330c5741f9f7c11c1d3d6310b127c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bec0fbe7410584ec5fcc096f4b01fa67c330c5741f9f7c11c1d3d6310b127c8", kill_on_drop: false }`
[INFO] [stdout] 2bec0fbe7410584ec5fcc096f4b01fa67c330c5741f9f7c11c1d3d6310b127c8