[INFO] cloning repository https://github.com/mark2b/embassy-sc4o2-sensor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mark2b/embassy-sc4o2-sensor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark2b%2Fembassy-sc4o2-sensor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark2b%2Fembassy-sc4o2-sensor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e0566bc3f2d114b1045c8b6d8999e7d46e9c09c4
[INFO] checking mark2b/embassy-sc4o2-sensor against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmark2b%2Fembassy-sc4o2-sensor" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/mark2b/embassy-sc4o2-sensor
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/mark2b/embassy-sc4o2-sensor
[INFO] tweaked toml for git repo https://github.com/mark2b/embassy-sc4o2-sensor written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mark2b/embassy-sc4o2-sensor on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mark2b/embassy-sc4o2-sensor 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cd3c27c8590e95560d421d2eefb7b4075ac806bd68292755476322bd10c34e3
[INFO] running `Command { std: "docker" "start" "-a" "3cd3c27c8590e95560d421d2eefb7b4075ac806bd68292755476322bd10c34e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd3c27c8590e95560d421d2eefb7b4075ac806bd68292755476322bd10c34e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd3c27c8590e95560d421d2eefb7b4075ac806bd68292755476322bd10c34e3", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17415ebe018bc7a971ac93d004482981132f598680b42d966368143758cb786e
[INFO] running `Command { std: "docker" "start" "-a" "17415ebe018bc7a971ac93d004482981132f598680b42d966368143758cb786e", kill_on_drop: false }`
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[INFO] [stderr]     Checking rand_core v0.9.3
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[INFO] [stdout] warning: variable `config` is assigned to, but never used
[INFO] [stdout]   --> src/sc4o2_rp.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut config = uart::Config::default();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_config` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         config.baudrate = 9600;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         config.data_bits = uart::DataBits::DataBits8;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         config.stop_bits = uart::StopBits::STOP1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         config.parity = uart::Parity::ParityNone;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `config` is assigned to, but never used
[INFO] [stdout]   --> src/sc4o2_rp.rs:23:13
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let mut config = uart::Config::default();
[INFO] [stdout]    |             ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_config` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         config.baudrate = 9600;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         config.data_bits = uart::DataBits::DataBits8;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         config.stop_bits = uart::StopBits::STOP1;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `config` is never read
[INFO] [stdout]   --> src/sc4o2_rp.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         config.parity = uart::Parity::ParityNone;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.64s
[INFO] running `Command { std: "docker" "inspect" "17415ebe018bc7a971ac93d004482981132f598680b42d966368143758cb786e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17415ebe018bc7a971ac93d004482981132f598680b42d966368143758cb786e", kill_on_drop: false }`
[INFO] [stdout] 17415ebe018bc7a971ac93d004482981132f598680b42d966368143758cb786e
