[INFO] cloning repository https://github.com/hubbsvtgc/rust-on-rv32i
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hubbsvtgc/rust-on-rv32i" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubbsvtgc%2Frust-on-rv32i", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubbsvtgc%2Frust-on-rv32i'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe3a54082ae6029ad89ab764252c5d0e74f42311
[INFO] checking hubbsvtgc/rust-on-rv32i against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubbsvtgc%2Frust-on-rv32i" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hubbsvtgc/rust-on-rv32i
[INFO] finished tweaking git repo https://github.com/hubbsvtgc/rust-on-rv32i
[INFO] tweaked toml for git repo https://github.com/hubbsvtgc/rust-on-rv32i written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hubbsvtgc/rust-on-rv32i on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hubbsvtgc/rust-on-rv32i already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking hubbsvtgc/rust-on-rv32i against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhubbsvtgc%2Frust-on-rv32i" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/hubbsvtgc/rust-on-rv32i
[INFO] finished tweaking git repo https://github.com/hubbsvtgc/rust-on-rv32i
[INFO] tweaked toml for git repo https://github.com/hubbsvtgc/rust-on-rv32i written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hubbsvtgc/rust-on-rv32i on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hubbsvtgc/rust-on-rv32i already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4ae20874b0afc207f85c7c0c46b686573270ecdd78384456118a5a75ac57f31
[INFO] running `Command { std: "docker" "start" "-a" "c4ae20874b0afc207f85c7c0c46b686573270ecdd78384456118a5a75ac57f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4ae20874b0afc207f85c7c0c46b686573270ecdd78384456118a5a75ac57f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ae20874b0afc207f85c7c0c46b686573270ecdd78384456118a5a75ac57f31", kill_on_drop: false }`
[INFO] [stdout] c4ae20874b0afc207f85c7c0c46b686573270ecdd78384456118a5a75ac57f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35ba55d75dd671cb4c5c63f6c16c3dfefa7b518e6896506733e00c1a59d46216
[INFO] running `Command { std: "docker" "start" "-a" "35ba55d75dd671cb4c5c63f6c16c3dfefa7b518e6896506733e00c1a59d46216", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-on-rv32i v0.0.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/lib/fe310/uart.rs:183:23
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 while ((ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1) { }
[INFO] [stdout]     |                       ^                                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                 while ((ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1) { }
[INFO] [stdout] 183 +                 while (ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1 { }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/lib/fe310/uart.rs:189:23
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 while ((ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1) {}
[INFO] [stdout]     |                       ^                                                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                 while ((ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1) {}
[INFO] [stdout] 189 +                 while (ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1 {}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lib/pmp.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/lib/fe310/uart.rs:183:23
[INFO] [stdout]     |
[INFO] [stdout] 183 |                 while ((ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1) { }
[INFO] [stdout]     |                       ^                                                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -                 while ((ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1) { }
[INFO] [stdout] 183 +                 while (ptr::read_volatile(&(*UART0).txdata as *const u32) >> 31) == 1 { }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]    --> src/lib/fe310/uart.rs:189:23
[INFO] [stdout]     |
[INFO] [stdout] 189 |                 while ((ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1) {}
[INFO] [stdout]     |                       ^                                                               ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 189 -                 while ((ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1) {}
[INFO] [stdout] 189 +                 while (ptr::read_volatile(&(*UART1).txdata as *const u32) >> 31) == 1 {}
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/lib/pmp.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![no_main]
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `#![no_std]` attribute can only be used at the crate root
[INFO] [stdout]  --> src/lib/pmp.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `#![no_std]` attribute can only be used at the crate root
[INFO] [stdout]  --> src/lib/pmp.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/lib/dio.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn configure_pin(&self, cfg: DioConfig){}
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib/dio.rs:72:42
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn write_pin_outlet_state(&self, v: DioLogic) {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cfg`
[INFO] [stdout]   --> src/lib/dio.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn configure_pin(&self, cfg: DioConfig){}
[INFO] [stdout]    |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_cfg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/lib/dio.rs:72:42
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn write_pin_outlet_state(&self, v: DioLogic) {
[INFO] [stdout]    |                                          ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/lib/serial.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn do_send_byte(&self, b: u8) {}
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/lib/serial.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn do_send_byte(&self, b: u8) {}
[INFO] [stdout]    |                            ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `PmpDisabled` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::PmpDisabled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `PmpDisabled` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::PmpDisabled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `TopOfRange` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::TopOfRange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `TopOfRange` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::TopOfRange`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `NatAlignedFourByte` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::NatAlignedFourByte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `NatAlignedFourByte` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::NatAlignedFourByte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `NatAlignedPwrOfTwo` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::NatAlignedPwrOfTwo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0170]: pattern binding `NatAlignedPwrOfTwo` is named the same as one of the variants of the type `pmp::PmpRegionAddrMatchMode`
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: to match on the variant, qualify the path: `pmp::PmpRegionAddrMatchMode::NatAlignedPwrOfTwo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PmpDisabled`
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `PmpDisabled`
[INFO] [stdout]    |
[INFO] [stdout] 38 |             pmp::PmpRegionAddrMatchMode::PmpDisabled => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 38 |             _PmpDisabled => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `TopOfRange`
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `TopOfRange`
[INFO] [stdout]    |
[INFO] [stdout] 43 |             pmp::PmpRegionAddrMatchMode::TopOfRange => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 43 |             _TopOfRange => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NatAlignedFourByte`
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `NatAlignedFourByte`
[INFO] [stdout]    |
[INFO] [stdout] 48 |             pmp::PmpRegionAddrMatchMode::NatAlignedFourByte => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _NatAlignedFourByte => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NatAlignedPwrOfTwo`
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `NatAlignedPwrOfTwo`
[INFO] [stdout]    |
[INFO] [stdout] 53 |             pmp::PmpRegionAddrMatchMode::NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 53 |             _NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I10ma` and `I20ma` are never constructed
[INFO] [stdout]   --> src/lib/dio.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum DioDriveStrength{
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 22 |     I10ma,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     I20ma,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ----------- matches any value
[INFO] [stdout] ...
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ no value can reach this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PmpDisabled`
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `PmpDisabled`
[INFO] [stdout]    |
[INFO] [stdout] 38 |             pmp::PmpRegionAddrMatchMode::PmpDisabled => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 38 |             _PmpDisabled => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `TopOfRange`
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `TopOfRange`
[INFO] [stdout]    |
[INFO] [stdout] 43 |             pmp::PmpRegionAddrMatchMode::TopOfRange => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 43 |             _TopOfRange => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pin`, `mode`, `func`, `pup`, and `ds` are never read
[INFO] [stdout]   --> src/lib/dio.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct DioConfig{
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 44 |     pin: DioPin,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     mode: DioFuncMode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 46 |     func: DioMuxFunctions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 47 |     pup: DioPullUp,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     ds: DioDriveStrength,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NatAlignedFourByte`
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `NatAlignedFourByte`
[INFO] [stdout]    |
[INFO] [stdout] 48 |             pmp::PmpRegionAddrMatchMode::NatAlignedFourByte => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 48 |             _NatAlignedFourByte => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GpioMmapRegs` is never constructed
[INFO] [stdout]  --> src/lib/fe310/gpio.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |  struct GpioMmapRegs{
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `NatAlignedPwrOfTwo`
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `NatAlignedPwrOfTwo`
[INFO] [stdout]    |
[INFO] [stdout] 53 |             pmp::PmpRegionAddrMatchMode::NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             +++++++++++++++++++++++++++++
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 53 |             _NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const GPIO: *mut GpioMmapRegs = 0x1001_2000 as *mut GpioMmapRegs; // private to this file 
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I10ma` and `I20ma` are never constructed
[INFO] [stdout]   --> src/lib/dio.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum DioDriveStrength{
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 22 |     I10ma,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     I20ma,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_mask` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn generate_mask (num: u8) -> u32{
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pin`, `mode`, `func`, `pup`, and `ds` are never read
[INFO] [stdout]   --> src/lib/dio.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct DioConfig{
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 44 |     pin: DioPin,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 45 |     mode: DioFuncMode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 46 |     func: DioMuxFunctions,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 47 |     pup: DioPullUp,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 48 |     ds: DioDriveStrength,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GpioMmapRegs` is never constructed
[INFO] [stdout]  --> src/lib/fe310/gpio.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |  struct GpioMmapRegs{
[INFO] [stdout]   |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_inlet` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub (crate) fn enable_inlet( p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `GPIO` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:27:7
[INFO] [stdout]    |
[INFO] [stdout] 27 | const GPIO: *mut GpioMmapRegs = 0x1001_2000 as *mut GpioMmapRegs; // private to this file 
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_mask` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn generate_mask (num: u8) -> u32{
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_inlet` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub (crate) fn enable_inlet( p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_outlet` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub (crate) fn enable_outlet(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `enable_outlet` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:43:16
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub (crate) fn enable_outlet(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_as_iof` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub (crate) fn set_as_iof(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_iof_func` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub (crate) fn select_iof_func(p: u8, s: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_as_iof` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub (crate) fn set_as_iof(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_as_dio` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub (crate) fn set_as_dio(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_high` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:72:16
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub (crate) fn set_high( p: u8) {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `select_iof_func` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub (crate) fn select_iof_func(p: u8, s: bool) {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_low` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub (crate) fn set_low(p: u8) { 
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PmpDisabled` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `pmp_disabled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TopOfRange` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `top_of_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_as_dio` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:66:16
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub (crate) fn set_as_dio(p: u8) {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_high` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:72:16
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub (crate) fn set_high( p: u8) {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_low` is never used
[INFO] [stdout]   --> src/lib/fe310/gpio.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub (crate) fn set_low(p: u8) { 
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NatAlignedFourByte` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `nat_aligned_four_byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NatAlignedPwrOfTwo` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `nat_aligned_pwr_of_two`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PmpDisabled` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             PmpDisabled => {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: convert the identifier to snake case: `pmp_disabled`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TopOfRange` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             TopOfRange => {
[INFO] [stdout]    |             ^^^^^^^^^^ help: convert the identifier to snake case: `top_of_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NatAlignedFourByte` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |             NatAlignedFourByte => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `nat_aligned_four_byte`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NatAlignedPwrOfTwo` should have a snake case name
[INFO] [stdout]   --> src/lib/pmp.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |             NatAlignedPwrOfTwo => {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `nat_aligned_pwr_of_two`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-on-rv32i` (lib) due to 4 previous errors; 30 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-on-rv32i` (lib test) due to 4 previous errors; 30 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "35ba55d75dd671cb4c5c63f6c16c3dfefa7b518e6896506733e00c1a59d46216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ba55d75dd671cb4c5c63f6c16c3dfefa7b518e6896506733e00c1a59d46216", kill_on_drop: false }`
[INFO] [stdout] 35ba55d75dd671cb4c5c63f6c16c3dfefa7b518e6896506733e00c1a59d46216
