[INFO] fetching crate mcuat 0.1.5... [INFO] checking mcuat-0.1.5 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate mcuat 0.1.5 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate mcuat 0.1.5 [INFO] finished tweaking crates.io crate mcuat 0.1.5 [INFO] tweaked toml for crates.io crate mcuat 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mcuat 0.1.5 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages to latest compatible versions [INFO] [stderr] Adding faster-hex v0.9.0 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ba3b0c8f00c398de2054124a033cfc474eb6e94932dbcc134c1585c394019469 [INFO] running `Command { std: "docker" "start" "-a" "ba3b0c8f00c398de2054124a033cfc474eb6e94932dbcc134c1585c394019469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ba3b0c8f00c398de2054124a033cfc474eb6e94932dbcc134c1585c394019469", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba3b0c8f00c398de2054124a033cfc474eb6e94932dbcc134c1585c394019469", kill_on_drop: false }` [INFO] [stdout] ba3b0c8f00c398de2054124a033cfc474eb6e94932dbcc134c1585c394019469 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5529c36c96e549cecdab3e3e00c87b7fac5cebc234ba3a4a86871e0a76c9db34 [INFO] running `Command { std: "docker" "start" "-a" "5529c36c96e549cecdab3e3e00c87b7fac5cebc234ba3a4a86871e0a76c9db34", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking faster-hex v0.9.0 [INFO] [stderr] Checking unescaper v0.1.6 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking serialport v4.7.3 [INFO] [stderr] Checking mcuat v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `error` and `warn` [INFO] [stdout] --> src/lib.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use log::{info,error,warn}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error` and `warn` [INFO] [stdout] --> src/lib.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use log::{info,error,warn}; [INFO] [stdout] | ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `nn` is never read [INFO] [stdout] --> src/lib.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | nn = self.com.write("\r\n\r\n\r\n".as_bytes())?; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/lib.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | for idx in 0..count{ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `at` [INFO] [stdout] --> src/lib.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut at = Com::new(dd); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_at` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | let mut dd = serialport::new("COM3", 115200).open().unwrap(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut at = Com::new(dd); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `porthandle` is never read [INFO] [stdout] --> src/lib.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 248 | pub struct Atpack{ [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 249 | porthandle:Option> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `nn` is never read [INFO] [stdout] --> src/lib.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | nn = self.com.write("\r\n\r\n\r\n".as_bytes())?; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/lib.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | for idx in 0..count{ [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `porthandle` is never read [INFO] [stdout] --> src/lib.rs:249:5 [INFO] [stdout] | [INFO] [stdout] 248 | pub struct Atpack{ [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 249 | porthandle:Option> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.26s [INFO] running `Command { std: "docker" "inspect" "5529c36c96e549cecdab3e3e00c87b7fac5cebc234ba3a4a86871e0a76c9db34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5529c36c96e549cecdab3e3e00c87b7fac5cebc234ba3a4a86871e0a76c9db34", kill_on_drop: false }` [INFO] [stdout] 5529c36c96e549cecdab3e3e00c87b7fac5cebc234ba3a4a86871e0a76c9db34