[INFO] cloning repository https://github.com/diytronic/milcup [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/diytronic/milcup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiytronic%2Fmilcup", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiytronic%2Fmilcup'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2dbbefd880e3b51ec343acf28dd434b9b664e321 [INFO] checking diytronic/milcup against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdiytronic%2Fmilcup" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/diytronic/milcup on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/diytronic/milcup [INFO] finished tweaking git repo https://github.com/diytronic/milcup [INFO] tweaked toml for git repo https://github.com/diytronic/milcup written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/diytronic/milcup already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ihex v1.1.2 [INFO] [stderr] Downloaded structopt v0.3.12 [INFO] [stderr] Downloaded structopt-derive v0.4.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 468635af0fcca05b4bf45e89a05046a35f82de7ba149a971e35f8902ca5b486a [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" "468635af0fcca05b4bf45e89a05046a35f82de7ba149a971e35f8902ca5b486a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "468635af0fcca05b4bf45e89a05046a35f82de7ba149a971e35f8902ca5b486a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "468635af0fcca05b4bf45e89a05046a35f82de7ba149a971e35f8902ca5b486a", kill_on_drop: false }` [INFO] [stdout] 468635af0fcca05b4bf45e89a05046a35f82de7ba149a971e35f8902ca5b486a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a681e9e426c7e7a4c8f3eda24bffca1b90fe8c808ced96d1a6a6b1094eb9844 [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" "3a681e9e426c7e7a4c8f3eda24bffca1b90fe8c808ced96d1a6a6b1094eb9844", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling anyhow v1.0.28 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking ihex v1.1.2 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling structopt-derive v0.4.5 [INFO] [stderr] Checking structopt v0.3.12 [INFO] [stderr] Checking milcup v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Error`, `anyhow` [INFO] [stdout] --> src/main.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | use anyhow::{Context, Result, Error, anyhow, bail}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Error`, `anyhow` [INFO] [stdout] --> src/main.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 8 | use anyhow::{Context, Result, Error, anyhow, bail}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable call [INFO] [stdout] --> src/main.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | 0 => Err(bail!("There are no available COM ports found")), [INFO] [stdout] | ^^^ ----------------------------------------------- any code following this expression is unreachable [INFO] [stdout] | | [INFO] [stdout] | unreachable call [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable call [INFO] [stdout] --> src/main.rs:72:20 [INFO] [stdout] | [INFO] [stdout] 72 | return Err(bail!("{} COM ports found choose right one with --port key {}", n, names)); [INFO] [stdout] | ^^^ ------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] | | [INFO] [stdout] | unreachable call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable call [INFO] [stdout] --> src/main.rs:68:14 [INFO] [stdout] | [INFO] [stdout] 68 | 0 => Err(bail!("There are no available COM ports found")), [INFO] [stdout] | ^^^ ----------------------------------------------- any code following this expression is unreachable [INFO] [stdout] | | [INFO] [stdout] | unreachable call [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable call [INFO] [stdout] --> src/main.rs:72:20 [INFO] [stdout] | [INFO] [stdout] 72 | return Err(bail!("{} COM ports found choose right one with --port key {}", n, names)); [INFO] [stdout] | ^^^ ------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] | | [INFO] [stdout] | unreachable call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/firmware.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | fn from(err : Error) -> std::io::Error { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/firmware.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | fn from(err : Error) -> std::io::Error { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.06s [INFO] running `Command { std: "docker" "inspect" "3a681e9e426c7e7a4c8f3eda24bffca1b90fe8c808ced96d1a6a6b1094eb9844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a681e9e426c7e7a4c8f3eda24bffca1b90fe8c808ced96d1a6a6b1094eb9844", kill_on_drop: false }` [INFO] [stdout] 3a681e9e426c7e7a4c8f3eda24bffca1b90fe8c808ced96d1a6a6b1094eb9844