[INFO] fetching crate crate_usb 0.1.0... [INFO] testing crate_usb-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate crate_usb 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate crate_usb 0.1.0 [INFO] finished tweaking crates.io crate crate_usb 0.1.0 [INFO] tweaked toml for crates.io crate crate_usb 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate crate_usb 0.1.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 66 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8691a12b0e064d18380fee49bfc0bf4f94f0634d1f2bd6681ebbe674bcbec77a [INFO] running `Command { std: "docker" "start" "-a" "8691a12b0e064d18380fee49bfc0bf4f94f0634d1f2bd6681ebbe674bcbec77a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8691a12b0e064d18380fee49bfc0bf4f94f0634d1f2bd6681ebbe674bcbec77a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8691a12b0e064d18380fee49bfc0bf4f94f0634d1f2bd6681ebbe674bcbec77a", kill_on_drop: false }` [INFO] [stdout] 8691a12b0e064d18380fee49bfc0bf4f94f0634d1f2bd6681ebbe674bcbec77a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 808e216e76344f89c00897dfc58a48531c2d2a9a7fe3e61749218dd32ff4e210 [INFO] running `Command { std: "docker" "start" "-a" "808e216e76344f89c00897dfc58a48531c2d2a9a7fe3e61749218dd32ff4e210", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling thiserror v2.0.17 [INFO] [stderr] Compiling thiserror-impl v2.0.17 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling bitflags v2.9.4 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Compiling unescaper v0.1.6 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling nix v0.26.4 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling mio v1.0.4 [INFO] [stderr] Compiling socket2 v0.6.0 [INFO] [stderr] Compiling libudev v0.3.0 [INFO] [stderr] Compiling parking_lot v0.12.4 [INFO] [stderr] Compiling tokio v1.47.1 [INFO] [stderr] Compiling serialport v4.7.3 [INFO] [stderr] Compiling crate_usb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/lib.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:217:29 [INFO] [stdout] | [INFO] [stdout] 217 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/lib.rs:185:29 [INFO] [stdout] | [INFO] [stdout] 185 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.90s [INFO] running `Command { std: "docker" "inspect" "808e216e76344f89c00897dfc58a48531c2d2a9a7fe3e61749218dd32ff4e210", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "808e216e76344f89c00897dfc58a48531c2d2a9a7fe3e61749218dd32ff4e210", kill_on_drop: false }` [INFO] [stdout] 808e216e76344f89c00897dfc58a48531c2d2a9a7fe3e61749218dd32ff4e210 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46f4a65afab879e2f8fa77bf85fc5322c679e53df5706d14c173bc72159f02fc [INFO] running `Command { std: "docker" "start" "-a" "46f4a65afab879e2f8fa77bf85fc5322c679e53df5706d14c173bc72159f02fc", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/lib.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:217:29 [INFO] [stdout] | [INFO] [stdout] 217 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/lib.rs:185:29 [INFO] [stdout] | [INFO] [stdout] 185 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling crate_usb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/lib.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Deserializer` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:3:26 [INFO] [stdout] | [INFO] [stdout] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/mod_usb/usb_serial.rs:217:29 [INFO] [stdout] | [INFO] [stdout] 217 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/lib.rs:185:29 [INFO] [stdout] | [INFO] [stdout] 185 | ... count += 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: did you mean to capture by reference instead? [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `Command { std: "docker" "inspect" "46f4a65afab879e2f8fa77bf85fc5322c679e53df5706d14c173bc72159f02fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46f4a65afab879e2f8fa77bf85fc5322c679e53df5706d14c173bc72159f02fc", kill_on_drop: false }` [INFO] [stdout] 46f4a65afab879e2f8fa77bf85fc5322c679e53df5706d14c173bc72159f02fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0d65b4def09fee9ace05d62be3742a2c3ad5b5c08e80b56875ff2abecd628cc0 [INFO] running `Command { std: "docker" "start" "-a" "0d65b4def09fee9ace05d62be3742a2c3ad5b5c08e80b56875ff2abecd628cc0", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Deserializer` [INFO] [stderr] --> src/lib.rs:3:26 [INFO] [stderr] | [INFO] [stderr] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Deserializer` [INFO] [stderr] --> src/mod_usb/usb_serial.rs:3:26 [INFO] [stderr] | [INFO] [stderr] 3 | use serde::{Deserialize, Deserializer, Serialize}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/mod_usb/usb_serial.rs:217:29 [INFO] [stderr] | [INFO] [stderr] 217 | ... count += 1; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: did you mean to capture by reference instead? [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `count` [INFO] [stderr] --> src/lib.rs:185:29 [INFO] [stderr] | [INFO] [stderr] 185 | ... count += 1; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: did you mean to capture by reference instead? [INFO] [stderr] [INFO] [stderr] warning: `crate_usb` (lib) generated 4 warnings (run `cargo fix --lib -p crate_usb` to apply 2 suggestions) [INFO] [stderr] warning: `crate_usb` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crate_usb-adc3abcb19a7fc1e) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::test_get_serial_port ... ok [INFO] [stdout] test mod_usb::usb_serial::tests::test_get_serial_port ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s [INFO] [stdout] [INFO] [stderr] Doc-tests crate_usb [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0d65b4def09fee9ace05d62be3742a2c3ad5b5c08e80b56875ff2abecd628cc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d65b4def09fee9ace05d62be3742a2c3ad5b5c08e80b56875ff2abecd628cc0", kill_on_drop: false }` [INFO] [stdout] 0d65b4def09fee9ace05d62be3742a2c3ad5b5c08e80b56875ff2abecd628cc0