[INFO] updating cached repository https://github.com/Neo-Zhixing/ECE362-Maze
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2d5819edce1bb890380529152e3fa97bd90fb67
[INFO] documenting Neo-Zhixing/ECE362-Maze against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeo-Zhixing%2FECE362-Maze" "/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/Neo-Zhixing/ECE362-Maze on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Neo-Zhixing/ECE362-Maze
[INFO] finished tweaking git repo https://github.com/Neo-Zhixing/ECE362-Maze
[INFO] tweaked toml for git repo https://github.com/Neo-Zhixing/ECE362-Maze written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Neo-Zhixing/ECE362-Maze already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f688f571abeb76864b981391ae13d0a8c344c928dbe36c3750d3428cb43804b
[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" "9f688f571abeb76864b981391ae13d0a8c344c928dbe36c3750d3428cb43804b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f688f571abeb76864b981391ae13d0a8c344c928dbe36c3750d3428cb43804b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f688f571abeb76864b981391ae13d0a8c344c928dbe36c3750d3428cb43804b", kill_on_drop: false }`
[INFO] [stdout] 9f688f571abeb76864b981391ae13d0a8c344c928dbe36c3750d3428cb43804b
[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" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d932129a331736d9ceea6148d8e6021910044158ad56b1f0753e8621b7abaef
[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" "1d932129a331736d9ceea6148d8e6021910044158ad56b1f0753e8621b7abaef", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling stm32f0 v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling heapless v0.5.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ssd1306 v0.2.6
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling mini-proj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking embedded-graphics v0.6.0-alpha.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.0
[INFO] [stderr]     Checking tinybmp v0.1.0
[INFO] [stderr]     Checking tinytga v0.1.0
[INFO] [stderr]     Checking embedded-graphics v0.4.9
[INFO] [stderr]     Checking aligned v0.3.1
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.6
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]     Checking stm32f0xx-hal v0.15.2
[INFO] [stderr]  Documenting mini-proj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![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:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PWMFrequency` should have an upper case name
[INFO] [stdout]  --> src/display.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub(crate) const PWMFrequency: u8 = 32;
[INFO] [stdout]   |                  ^^^^^^^^^^^^ help: convert the identifier to upper case: `PWMFREQUENCY`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "1d932129a331736d9ceea6148d8e6021910044158ad56b1f0753e8621b7abaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d932129a331736d9ceea6148d8e6021910044158ad56b1f0753e8621b7abaef", kill_on_drop: false }`
[INFO] [stdout] 1d932129a331736d9ceea6148d8e6021910044158ad56b1f0753e8621b7abaef