[INFO] cloning repository https://github.com/fizyk20/gps-util
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fizyk20/gps-util" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffizyk20%2Fgps-util", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffizyk20%2Fgps-util'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ba1b3abe015135cf2d6308b154bf90f2205d9c0
[INFO] checking fizyk20/gps-util against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffizyk20%2Fgps-util" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fizyk20/gps-util on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fizyk20/gps-util
[INFO] finished tweaking git repo https://github.com/fizyk20/gps-util
[INFO] tweaked toml for git repo https://github.com/fizyk20/gps-util written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fizyk20/gps-util 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/fizyk20/glium_text`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded freetype-sys v0.7.1
[INFO] [stderr]   Downloaded num_enum v0.5.2
[INFO] [stderr]   Downloaded num_enum_derive v0.5.2
[INFO] [stderr]   Downloaded nalgebra v0.28.0
[INFO] [stderr]   Downloaded glium v0.30.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3721c334342fc3f78a504c3106d97c94f978e436e70fbe47781c21c2927f0a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3721c334342fc3f78a504c3106d97c94f978e436e70fbe47781c21c2927f0a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3721c334342fc3f78a504c3106d97c94f978e436e70fbe47781c21c2927f0a2a", kill_on_drop: false }`
[INFO] [stdout] 3721c334342fc3f78a504c3106d97c94f978e436e70fbe47781c21c2927f0a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d513df3a3a0d8b416d331394f2bdbad5ef0ba9d326696be9347d3529fe0ab483
[INFO] running `Command { std: "docker" "start" "-a" "d513df3a3a0d8b416d331394f2bdbad5ef0ba9d326696be9347d3529fe0ab483", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking rustc-demangle v0.1.20
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[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling typenum v1.13.0
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[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
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[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling backtrace v0.3.59
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[INFO] [stderr]     Checking crossbeam v0.8.1
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[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
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[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.28.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking glium_text v0.14.0 (https://github.com/fizyk20/glium_text?branch=master#41f2d578)
[INFO] [stderr]     Checking gps-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]  --> src/port_buffer.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serialport::{self, SerialPort, TTYPort};
[INFO] [stdout]   |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]  --> src/port_buffer.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serialport::{self, SerialPort, TTYPort};
[INFO] [stdout]   |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serialport::{self};
[INFO] [stdout]    |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serialport::{self};
[INFO] [stdout]    |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.81s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.28.0, nom v6.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "d513df3a3a0d8b416d331394f2bdbad5ef0ba9d326696be9347d3529fe0ab483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d513df3a3a0d8b416d331394f2bdbad5ef0ba9d326696be9347d3529fe0ab483", kill_on_drop: false }`
[INFO] [stdout] d513df3a3a0d8b416d331394f2bdbad5ef0ba9d326696be9347d3529fe0ab483
[INFO] checking fizyk20/gps-util against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffizyk20%2Fgps-util" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fizyk20/gps-util on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fizyk20/gps-util
[INFO] finished tweaking git repo https://github.com/fizyk20/gps-util
[INFO] tweaked toml for git repo https://github.com/fizyk20/gps-util written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fizyk20/gps-util 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eab7d35465897a85045042cca56467fac988f334d8cf136dbfadacdb4b50bcc
[INFO] running `Command { std: "docker" "start" "-a" "6eab7d35465897a85045042cca56467fac988f334d8cf136dbfadacdb4b50bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eab7d35465897a85045042cca56467fac988f334d8cf136dbfadacdb4b50bcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eab7d35465897a85045042cca56467fac988f334d8cf136dbfadacdb4b50bcc", kill_on_drop: false }`
[INFO] [stdout] 6eab7d35465897a85045042cca56467fac988f334d8cf136dbfadacdb4b50bcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bafe538251c9285d1411e75e9eb8c68f8ec7ad05224e974d057bc59cf0a8420
[INFO] running `Command { std: "docker" "start" "-a" "9bafe538251c9285d1411e75e9eb8c68f8ec7ad05224e974d057bc59cf0a8420", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling freetype-sys v0.7.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
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[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glium v0.30.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking approx v0.5.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking serialport v4.0.1
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]     Checking wayland-egl v0.28.6
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.28.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking glutin v0.27.0
[INFO] [stderr]     Checking glium_text v0.14.0 (https://github.com/fizyk20/glium_text?branch=master#41f2d578)
[INFO] [stderr]     Checking gps-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]  --> src/port_buffer.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serialport::{self, SerialPort, TTYPort};
[INFO] [stdout]   |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serialport::{self};
[INFO] [stdout]    |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]  --> src/port_buffer.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serialport::{self, SerialPort, TTYPort};
[INFO] [stdout]   |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serialport` is imported redundantly
[INFO] [stdout]   --> src/main.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 | use serialport::{self};
[INFO] [stdout]    |                  ^^^^ the item `serialport` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.61s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.28.0, nom v6.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "9bafe538251c9285d1411e75e9eb8c68f8ec7ad05224e974d057bc59cf0a8420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bafe538251c9285d1411e75e9eb8c68f8ec7ad05224e974d057bc59cf0a8420", kill_on_drop: false }`
[INFO] [stdout] 9bafe538251c9285d1411e75e9eb8c68f8ec7ad05224e974d057bc59cf0a8420