[INFO] fetching crate thermal_printer 0.1.1... [INFO] testing thermal_printer-0.1.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate thermal_printer 0.1.1 into /workspace/builds/worker-95/source [INFO] validating manifest of crates.io crate thermal_printer 0.1.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate thermal_printer 0.1.1 [INFO] finished tweaking crates.io crate thermal_printer 0.1.1 [INFO] tweaked toml for crates.io crate thermal_printer 0.1.1 written to /workspace/builds/worker-95/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62fe3f786417e0d1fc89a097f9e17f78719d8ba601ddf847dcafbe14f3fa826d [INFO] running `Command { std: "docker" "start" "-a" "62fe3f786417e0d1fc89a097f9e17f78719d8ba601ddf847dcafbe14f3fa826d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62fe3f786417e0d1fc89a097f9e17f78719d8ba601ddf847dcafbe14f3fa826d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62fe3f786417e0d1fc89a097f9e17f78719d8ba601ddf847dcafbe14f3fa826d", kill_on_drop: false }` [INFO] [stdout] 62fe3f786417e0d1fc89a097f9e17f78719d8ba601ddf847dcafbe14f3fa826d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dc516d2d78d78f40a75e9f266f7c52f83ec6eafdad1f61183c037611c8f5683b [INFO] running `Command { std: "docker" "start" "-a" "dc516d2d78d78f40a75e9f266f7c52f83ec6eafdad1f61183c037611c8f5683b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.6 [INFO] [stderr] Compiling thermal_printer v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `dot_print_time` [INFO] [stdout] --> src/lib.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | dot_print_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dot_feed_time` [INFO] [stdout] --> src/lib.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | dot_feed_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "dc516d2d78d78f40a75e9f266f7c52f83ec6eafdad1f61183c037611c8f5683b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc516d2d78d78f40a75e9f266f7c52f83ec6eafdad1f61183c037611c8f5683b", kill_on_drop: false }` [INFO] [stdout] dc516d2d78d78f40a75e9f266f7c52f83ec6eafdad1f61183c037611c8f5683b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 80dda884023fe62154390a9d2383ccbfa3ca27362c535e84a69a296943d74a79 [INFO] running `Command { std: "docker" "start" "-a" "80dda884023fe62154390a9d2383ccbfa3ca27362c535e84a69a296943d74a79", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ioctl-rs v0.1.6 [INFO] [stderr] Compiling serial-core v0.4.0 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stdout] warning: field is never read: `dot_print_time` [INFO] [stdout] --> src/lib.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | dot_print_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dot_feed_time` [INFO] [stdout] --> src/lib.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | dot_feed_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serial-unix v0.4.0 [INFO] [stderr] Compiling serial v0.4.0 [INFO] [stderr] Compiling serial-embedded-hal v0.1.2 [INFO] [stderr] Compiling thermal_printer v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/unix.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | printer.configure(11, 120, 40); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dot_print_time` [INFO] [stdout] --> src/lib.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | dot_print_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dot_feed_time` [INFO] [stdout] --> src/lib.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | dot_feed_time: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "80dda884023fe62154390a9d2383ccbfa3ca27362c535e84a69a296943d74a79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80dda884023fe62154390a9d2383ccbfa3ca27362c535e84a69a296943d74a79", kill_on_drop: false }` [INFO] [stdout] 80dda884023fe62154390a9d2383ccbfa3ca27362c535e84a69a296943d74a79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 77c6f82df4b91bb282b82b774a7c9460958ec12b5753a8603f303c7f34838a84 [INFO] running `Command { std: "docker" "start" "-a" "77c6f82df4b91bb282b82b774a7c9460958ec12b5753a8603f303c7f34838a84", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `dot_print_time` [INFO] [stderr] --> src/lib.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | dot_print_time: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `dot_feed_time` [INFO] [stderr] --> src/lib.rs:38:5 [INFO] [stderr] | [INFO] [stderr] 38 | dot_feed_time: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `thermal_printer` (lib) generated 2 warnings [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> examples/unix.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | printer.configure(11, 120, 40); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `thermal_printer` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `thermal_printer` (example "unix") generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.41s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/thermal_printer-fb6cbfa9791a1910) [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] [stderr] Doc-tests thermal_printer [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" "77c6f82df4b91bb282b82b774a7c9460958ec12b5753a8603f303c7f34838a84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77c6f82df4b91bb282b82b774a7c9460958ec12b5753a8603f303c7f34838a84", kill_on_drop: false }` [INFO] [stdout] 77c6f82df4b91bb282b82b774a7c9460958ec12b5753a8603f303c7f34838a84