[INFO] cloning repository https://github.com/ctron/embedded-serial-bridge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctron/embedded-serial-bridge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Fembedded-serial-bridge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Fembedded-serial-bridge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7dfb27b88cda91571f0a774eb7ee1b7c4b110e61
[INFO] checking ctron/embedded-serial-bridge/7dfb27b88cda91571f0a774eb7ee1b7c4b110e61 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctron%2Fembedded-serial-bridge" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ctron/embedded-serial-bridge on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/ctron/embedded-serial-bridge
[INFO] finished tweaking git repo https://github.com/ctron/embedded-serial-bridge
[INFO] tweaked toml for git repo https://github.com/ctron/embedded-serial-bridge written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ctron/embedded-serial-bridge 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/stm32-rs/stm32f7xx-hal`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.8
[INFO] [stderr]   Downloaded casey v0.3.3
[INFO] [stderr]   Downloaded aligned v0.3.4
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded cortex-m v0.6.3
[INFO] [stderr]   Downloaded rtt-target v0.2.2
[INFO] [stderr]   Downloaded embedded-hal v0.2.4
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.8.3
[INFO] [stderr]   Downloaded micromath v1.0.1
[INFO] [stderr]   Downloaded stm32f7 v0.11.0
[INFO] [stderr]   Downloaded panic-rtt-target v0.1.1
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.13
[INFO] [stderr]   Downloaded rtt-logger v0.1.0
[INFO] [stderr]   Downloaded stm32f4 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8974d963371c1f93321ef9d492f20bbeec905d2a77086684156e9f163cc67598
[INFO] running `Command { std: "docker" "start" "-a" "8974d963371c1f93321ef9d492f20bbeec905d2a77086684156e9f163cc67598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8974d963371c1f93321ef9d492f20bbeec905d2a77086684156e9f163cc67598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8974d963371c1f93321ef9d492f20bbeec905d2a77086684156e9f163cc67598", kill_on_drop: false }`
[INFO] [stdout] 8974d963371c1f93321ef9d492f20bbeec905d2a77086684156e9f163cc67598
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e0a8daada4db3537dd25a93e06f08afc76ad832d538a0ede7ee8d98f56fc04
[INFO] running `Command { std: "docker" "start" "-a" "81e0a8daada4db3537dd25a93e06f08afc76ad832d538a0ede7ee8d98f56fc04", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling embedded-serial-bridge v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking void v1.0.2
[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]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.7
[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 v0.3.4
[INFO] [stderr]     Checking rtt-target v0.2.2
[INFO] [stderr]     Checking rtt-logger v0.1.0
[INFO] [stderr]     Checking panic-rtt-target v0.1.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling casey v0.3.3
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hal`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use hal::{
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hal`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use hal::{
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hal`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use hal::{
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `hal`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | use hal::{
[INFO] [stdout]    |     ^^^ use of undeclared crate or module `hal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     led_busy.set_low().unwrap();
[INFO] [stdout]     |     ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:162:22
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mode = match flash_mode {
[INFO] [stdout]     |                      ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_flash` in this scope
[INFO] [stdout]    --> src/main.rs:168:34
[INFO] [stdout]     |
[INFO] [stdout] 168 |     if let Some(mut led_flash) = led_flash {
[INFO] [stdout]     |                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:170:15
[INFO] [stdout]     |
[INFO] [stdout] 170 |         match flash_mode {
[INFO] [stdout]     |               ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `en` in this scope
[INFO] [stdout]    --> src/main.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     en.set_low().unwrap();
[INFO] [stdout]     |     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reset` in this scope
[INFO] [stdout]    --> src/main.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     reset.set_low().unwrap();
[INFO] [stdout]     |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if flash_mode {
[INFO] [stdout]     |        ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio0` in this scope
[INFO] [stdout]    --> src/main.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         esp_gpio0.set_low().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio2` in this scope
[INFO] [stdout]    --> src/main.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         esp_gpio2.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio0` in this scope
[INFO] [stdout]    --> src/main.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         esp_gpio0.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio2` in this scope
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         esp_gpio2.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `en` in this scope
[INFO] [stdout]    --> src/main.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     en.set_high().unwrap();
[INFO] [stdout]     |     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reset` in this scope
[INFO] [stdout]    --> src/main.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     reset.set_high().unwrap();
[INFO] [stdout]     |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `serial_esp` in this scope
[INFO] [stdout]    --> src/main.rs:215:36
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let (mut tx_esp, mut rx_esp) = serial_esp.split();
[INFO] [stdout]     |                                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `serial_vcom` in this scope
[INFO] [stdout]    --> src/main.rs:216:38
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let (mut tx_vcom, mut rx_vcom) = serial_vcom.split();
[INFO] [stdout]     |                                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |     if !flash_mode && FIX_CRLF {
[INFO] [stdout]     |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |             Ok(c) if !flash_mode && FIX_CRLF && c == b'\r' => {
[INFO] [stdout]     |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     led_busy.set_low().unwrap();
[INFO] [stdout]     |     ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:242:23
[INFO] [stdout]     |
[INFO] [stdout] 242 |             Ok(c) if !flash_mode && FIX_CRLF && c == b'\n' => {}
[INFO] [stdout]     |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:291:13
[INFO] [stdout]     |
[INFO] [stdout] 291 |             led_busy.set_high().ok();
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:162:22
[INFO] [stdout]     |
[INFO] [stdout] 162 |     let mode = match flash_mode {
[INFO] [stdout]     |                      ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |             led_busy.set_low().ok();
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_flash` in this scope
[INFO] [stdout]    --> src/main.rs:168:34
[INFO] [stdout]     |
[INFO] [stdout] 168 |     if let Some(mut led_flash) = led_flash {
[INFO] [stdout]     |                                  ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:170:15
[INFO] [stdout]     |
[INFO] [stdout] 170 |         match flash_mode {
[INFO] [stdout]     |               ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `en` in this scope
[INFO] [stdout]    --> src/main.rs:180:5
[INFO] [stdout]     |
[INFO] [stdout] 180 |     en.set_low().unwrap();
[INFO] [stdout]     |     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reset` in this scope
[INFO] [stdout]    --> src/main.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     reset.set_low().unwrap();
[INFO] [stdout]     |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     if flash_mode {
[INFO] [stdout]     |        ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio0` in this scope
[INFO] [stdout]    --> src/main.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |         esp_gpio0.set_low().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio2` in this scope
[INFO] [stdout]    --> src/main.rs:189:9
[INFO] [stdout]     |
[INFO] [stdout] 189 |         esp_gpio2.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio0` in this scope
[INFO] [stdout]    --> src/main.rs:192:9
[INFO] [stdout]     |
[INFO] [stdout] 192 |         esp_gpio0.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `esp_gpio2` in this scope
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         esp_gpio2.set_high().unwrap();
[INFO] [stdout]     |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `en` in this scope
[INFO] [stdout]    --> src/main.rs:197:5
[INFO] [stdout]     |
[INFO] [stdout] 197 |     en.set_high().unwrap();
[INFO] [stdout]     |     ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reset` in this scope
[INFO] [stdout]    --> src/main.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     reset.set_high().unwrap();
[INFO] [stdout]     |     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `serial_esp` in this scope
[INFO] [stdout]    --> src/main.rs:215:36
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let (mut tx_esp, mut rx_esp) = serial_esp.split();
[INFO] [stdout]     |                                    ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `serial_vcom` in this scope
[INFO] [stdout]    --> src/main.rs:216:38
[INFO] [stdout]     |
[INFO] [stdout] 216 |     let (mut tx_vcom, mut rx_vcom) = serial_vcom.split();
[INFO] [stdout]     |                                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:227:9
[INFO] [stdout]     |
[INFO] [stdout] 227 |     if !flash_mode && FIX_CRLF {
[INFO] [stdout]     |         ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:235:23
[INFO] [stdout]     |
[INFO] [stdout] 235 |             Ok(c) if !flash_mode && FIX_CRLF && c == b'\r' => {
[INFO] [stdout]     |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `flash_mode` in this scope
[INFO] [stdout]    --> src/main.rs:242:23
[INFO] [stdout]     |
[INFO] [stdout] 242 |             Ok(c) if !flash_mode && FIX_CRLF && c == b'\n' => {}
[INFO] [stdout]     |                       ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:291:13
[INFO] [stdout]     |
[INFO] [stdout] 291 |             led_busy.set_high().ok();
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `led_busy` in this scope
[INFO] [stdout]    --> src/main.rs:293:13
[INFO] [stdout]     |
[INFO] [stdout] 293 |             led_busy.set_low().ok();
[INFO] [stdout]     |             ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `panic_rtt_target` (which `embedded_serial_bridge` depends on)
[INFO] [stdout]   = note: first definition in `panic_rtt_target` loaded from /opt/rustwide/target/debug/deps/libpanic_rtt_target-ce405a8b2f30ca56.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/ff1737bb00913444173658b4e0b274fd79aabf66/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-cb5ec2ef594bb30c.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DevicePeripherals`
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let p = DevicePeripherals::take().unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ use of undeclared type `DevicePeripherals`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0425, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `DevicePeripherals`
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let p = DevicePeripherals::take().unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^ use of undeclared type `DevicePeripherals`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-serial-bridge` (bin "embedded-serial-bridge" test) due to 24 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `mhz` found for type `{integer}` in the current scope
[INFO] [stdout]   --> src/main.rs:82:38
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let clocks = rcc.cfgr.sysclk(100.mhz()).freeze();
[INFO] [stdout]    |                                      ^^^ method not found in `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `embedded-serial-bridge` (bin "embedded-serial-bridge") due to 25 previous errors
[INFO] running `Command { std: "docker" "inspect" "81e0a8daada4db3537dd25a93e06f08afc76ad832d538a0ede7ee8d98f56fc04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e0a8daada4db3537dd25a93e06f08afc76ad832d538a0ede7ee8d98f56fc04", kill_on_drop: false }`
[INFO] [stdout] 81e0a8daada4db3537dd25a93e06f08afc76ad832d538a0ede7ee8d98f56fc04