[INFO] fetching crate k210-hal 0.2.0...
[INFO] checking k210-hal-0.2.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate k210-hal 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate k210-hal 0.2.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate k210-hal 0.2.0
[INFO] finished tweaking crates.io crate k210-hal 0.2.0
[INFO] tweaked toml for crates.io crate k210-hal 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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] 2a5efe4a08d059c9f70b619ecf3aff8f16e19c522397397ce17be1f569eb3681
[INFO] running `Command { std: "docker" "start" "-a" "2a5efe4a08d059c9f70b619ecf3aff8f16e19c522397397ce17be1f569eb3681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a5efe4a08d059c9f70b619ecf3aff8f16e19c522397397ce17be1f569eb3681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5efe4a08d059c9f70b619ecf3aff8f16e19c522397397ce17be1f569eb3681", kill_on_drop: false }`
[INFO] [stdout] 2a5efe4a08d059c9f70b619ecf3aff8f16e19c522397397ce17be1f569eb3681
[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" "RUSTFLAGS=--cap-lints=forbid" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 534490691dd9e701e4c1faf4d68f7d0c677136810a6f59b60e9178680634632c
[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" "534490691dd9e701e4c1faf4d68f7d0c677136810a6f59b60e9178680634632c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling riscv-rt v0.6.2
[INFO] [stderr]    Compiling k210-pac v0.2.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling riscv-rt-macros v0.1.6
[INFO] [stderr]     Checking k210-hal v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `gpiohs`
[INFO] [stdout]    --> src/fpioa.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn gpiohs(num: u8) -> Function {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CTS`
[INFO] [stdout]    --> src/fpioa.rs:336:5
[INFO] [stdout]     |
[INFO] [stdout] 336 |     CTS,        /* UART Clear To Send */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DSR`
[INFO] [stdout]    --> src/fpioa.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 337 |     DSR,        /* UART Data Set Ready */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DCD`
[INFO] [stdout]    --> src/fpioa.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     DCD,        /* UART Data Carrier Detect */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RI`
[INFO] [stdout]    --> src/fpioa.rs:339:5
[INFO] [stdout]     |
[INFO] [stdout] 339 |     RI,         /* UART Ring Indicator */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SIR_IN`
[INFO] [stdout]    --> src/fpioa.rs:340:5
[INFO] [stdout]     |
[INFO] [stdout] 340 |     SIR_IN,     /* UART Serial Infrared Input */
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DTR`
[INFO] [stdout]    --> src/fpioa.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     DTR,        /* UART Data Terminal Ready */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RTS`
[INFO] [stdout]    --> src/fpioa.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     RTS,        /* UART Request To Send */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OUT2`
[INFO] [stdout]    --> src/fpioa.rs:343:5
[INFO] [stdout]     |
[INFO] [stdout] 343 |     OUT2,       /* UART User-designated Output 2 */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OUT1`
[INFO] [stdout]    --> src/fpioa.rs:344:5
[INFO] [stdout]     |
[INFO] [stdout] 344 |     OUT1,       /* UART User-designated Output 1 */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SIR_OUT`
[INFO] [stdout]    --> src/fpioa.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     SIR_OUT,    /* UART Serial Infrared Output */
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BAUD`
[INFO] [stdout]    --> src/fpioa.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 346 |     BAUD,       /* UART Transmit Clock Output */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RE`
[INFO] [stdout]    --> src/fpioa.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 347 |     RE,         /* UART Receiver Output Enable */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DE`
[INFO] [stdout]    --> src/fpioa.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     DE,         /* UART Driver Output Enable */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RS485_EN`
[INFO] [stdout]    --> src/fpioa.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     RS485_EN,   /* UART RS485 Enable */
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NONE`
[INFO] [stdout]    --> src/fpioa.rs:357:5
[INFO] [stdout]     |
[INFO] [stdout] 357 |     NONE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DOWN`
[INFO] [stdout]    --> src/fpioa.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 |     DOWN,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UP`
[INFO] [stdout]    --> src/fpioa.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 361 |     UP,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_function`
[INFO] [stdout]    --> src/fpioa.rs:409:8
[INFO] [stdout]     |
[INFO] [stdout] 409 | pub fn clear_function<N: Into<usize>>(number: N) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_io_pull`
[INFO] [stdout]    --> src/fpioa.rs:413:8
[INFO] [stdout]     |
[INFO] [stdout] 413 | pub fn set_io_pull<N: Into<usize>>(number: N, pull: Pull) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gpiohs`
[INFO] [stdout]    --> src/fpioa.rs:268:12
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub fn gpiohs(num: u8) -> Function {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `CTS`
[INFO] [stdout]    --> src/fpioa.rs:336:5
[INFO] [stdout]     |
[INFO] [stdout] 336 |     CTS,        /* UART Clear To Send */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DSR`
[INFO] [stdout]    --> src/fpioa.rs:337:5
[INFO] [stdout]     |
[INFO] [stdout] 337 |     DSR,        /* UART Data Set Ready */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DCD`
[INFO] [stdout]    --> src/fpioa.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     DCD,        /* UART Data Carrier Detect */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RI`
[INFO] [stdout]    --> src/fpioa.rs:339:5
[INFO] [stdout]     |
[INFO] [stdout] 339 |     RI,         /* UART Ring Indicator */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SIR_IN`
[INFO] [stdout]    --> src/fpioa.rs:340:5
[INFO] [stdout]     |
[INFO] [stdout] 340 |     SIR_IN,     /* UART Serial Infrared Input */
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DTR`
[INFO] [stdout]    --> src/fpioa.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 341 |     DTR,        /* UART Data Terminal Ready */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RTS`
[INFO] [stdout]    --> src/fpioa.rs:342:5
[INFO] [stdout]     |
[INFO] [stdout] 342 |     RTS,        /* UART Request To Send */
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OUT2`
[INFO] [stdout]    --> src/fpioa.rs:343:5
[INFO] [stdout]     |
[INFO] [stdout] 343 |     OUT2,       /* UART User-designated Output 2 */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `OUT1`
[INFO] [stdout]    --> src/fpioa.rs:344:5
[INFO] [stdout]     |
[INFO] [stdout] 344 |     OUT1,       /* UART User-designated Output 1 */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `SIR_OUT`
[INFO] [stdout]    --> src/fpioa.rs:345:5
[INFO] [stdout]     |
[INFO] [stdout] 345 |     SIR_OUT,    /* UART Serial Infrared Output */
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BAUD`
[INFO] [stdout]    --> src/fpioa.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 346 |     BAUD,       /* UART Transmit Clock Output */
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RE`
[INFO] [stdout]    --> src/fpioa.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 347 |     RE,         /* UART Receiver Output Enable */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DE`
[INFO] [stdout]    --> src/fpioa.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     DE,         /* UART Driver Output Enable */
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RS485_EN`
[INFO] [stdout]    --> src/fpioa.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     RS485_EN,   /* UART RS485 Enable */
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NONE`
[INFO] [stdout]    --> src/fpioa.rs:357:5
[INFO] [stdout]     |
[INFO] [stdout] 357 |     NONE,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DOWN`
[INFO] [stdout]    --> src/fpioa.rs:359:5
[INFO] [stdout]     |
[INFO] [stdout] 359 |     DOWN,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `UP`
[INFO] [stdout]    --> src/fpioa.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 361 |     UP,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `clear_function`
[INFO] [stdout]    --> src/fpioa.rs:409:8
[INFO] [stdout]     |
[INFO] [stdout] 409 | pub fn clear_function<N: Into<usize>>(number: N) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_io_pull`
[INFO] [stdout]    --> src/fpioa.rs:413:8
[INFO] [stdout]     |
[INFO] [stdout] 413 | pub fn set_io_pull<N: Into<usize>>(number: N, pull: Pull) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.95s
[INFO] running `Command { std: "docker" "inspect" "534490691dd9e701e4c1faf4d68f7d0c677136810a6f59b60e9178680634632c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534490691dd9e701e4c1faf4d68f7d0c677136810a6f59b60e9178680634632c", kill_on_drop: false }`
[INFO] [stdout] 534490691dd9e701e4c1faf4d68f7d0c677136810a6f59b60e9178680634632c