[INFO] cloning repository https://github.com/klimatt/serial_tester [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klimatt/serial_tester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimatt%2Fserial_tester", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimatt%2Fserial_tester'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b90ac0246521f35a4b5b218458767f845eb02aa [INFO] testing klimatt/serial_tester against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklimatt%2Fserial_tester" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/klimatt/serial_tester on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/klimatt/serial_tester [INFO] finished tweaking git repo https://github.com/klimatt/serial_tester [INFO] tweaked toml for git repo https://github.com/klimatt/serial_tester written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/klimatt/serial_tester already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generator v0.6.21 [INFO] [stderr] Downloaded os_str_bytes v2.3.1 [INFO] [stderr] Downloaded clap_derive v3.0.0-beta.1 [INFO] [stderr] Downloaded indexmap v1.4.0 [INFO] [stderr] Downloaded libudev v0.2.0 [INFO] [stderr] Downloaded serialport v3.3.0 [INFO] [stderr] Downloaded cc v1.0.56 [INFO] [stderr] Downloaded clap v3.0.0-beta.1 [INFO] [stderr] Downloaded tokio-serial v4.3.3 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded libudev-sys v0.1.4 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded syn v1.0.33 [INFO] [stderr] Downloaded mio-serial v3.3.0 [INFO] [stderr] Downloaded bytes v0.5.5 [INFO] [stderr] Downloaded loom v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 03e57ea2af57e161f1dfcd86277ed1b6de1cab2e255c6d79748c134e66d65171 [INFO] running `Command { std: "docker" "start" "-a" "03e57ea2af57e161f1dfcd86277ed1b6de1cab2e255c6d79748c134e66d65171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03e57ea2af57e161f1dfcd86277ed1b6de1cab2e255c6d79748c134e66d65171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03e57ea2af57e161f1dfcd86277ed1b6de1cab2e255c6d79748c134e66d65171", kill_on_drop: false }` [INFO] [stdout] 03e57ea2af57e161f1dfcd86277ed1b6de1cab2e255c6d79748c134e66d65171 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f56117eac955e5fa62e6989b514baad063cbcf88b34abb9656d6171aba68b9e8 [INFO] running `Command { std: "docker" "start" "-a" "f56117eac955e5fa62e6989b514baad063cbcf88b34abb9656d6171aba68b9e8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling os_str_bytes v2.3.1 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling mio-serial v3.3.0 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.1 [INFO] [stderr] Compiling tokio-serial v4.3.3 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling clap v3.0.0-beta.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling serial_tester v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, io, str}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stdout] --> src/main.rs:58:14 [INFO] [stdout] | [INFO] [stdout] 58 | .help("Serial port to connect")) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stdout] --> src/main.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | .help("Serial baudrate")) [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut settings = tokio_serial::SerialPortSettings::default(); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | port.set_baud_rate(baud.parse().unwrap()); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | tx.send(random_array.clone()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.73s [INFO] running `Command { std: "docker" "inspect" "f56117eac955e5fa62e6989b514baad063cbcf88b34abb9656d6171aba68b9e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f56117eac955e5fa62e6989b514baad063cbcf88b34abb9656d6171aba68b9e8", kill_on_drop: false }` [INFO] [stdout] f56117eac955e5fa62e6989b514baad063cbcf88b34abb9656d6171aba68b9e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c813efc433776db68210fc83bf0e61f80f812287dbf97b82c3f4b7819ff71b6 [INFO] running `Command { std: "docker" "start" "-a" "1c813efc433776db68210fc83bf0e61f80f812287dbf97b82c3f4b7819ff71b6", kill_on_drop: false }` [INFO] [stderr] Compiling serial_tester v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `env` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{env, io, str}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stdout] --> src/main.rs:58:14 [INFO] [stdout] | [INFO] [stdout] 58 | .help("Serial port to connect")) [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stdout] --> src/main.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | .help("Serial baudrate")) [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut settings = tokio_serial::SerialPortSettings::default(); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | port.set_baud_rate(baud.parse().unwrap()); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | tx.send(random_array.clone()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "1c813efc433776db68210fc83bf0e61f80f812287dbf97b82c3f4b7819ff71b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c813efc433776db68210fc83bf0e61f80f812287dbf97b82c3f4b7819ff71b6", kill_on_drop: false }` [INFO] [stdout] 1c813efc433776db68210fc83bf0e61f80f812287dbf97b82c3f4b7819ff71b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1a0f9c06265439d55ecc3c9c66d2912724c5b60f5719a7bc24e642ae8946b578 [INFO] running `Command { std: "docker" "start" "-a" "1a0f9c06265439d55ecc3c9c66d2912724c5b60f5719a7bc24e642ae8946b578", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `env` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:1:11 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 1 | use std::{env, io, str}; [INFO] [stdout] [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stderr] --> src/main.rs:58:14 [INFO] [stderr] | [INFO] [stderr] 58 | .help("Serial port to connect")) [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `clap::Arg::<'help>::help`: Please use `about` method instead [INFO] [stderr] --> src/main.rs:63:14 [INFO] [stderr] | [INFO] [stderr] 63 | .help("Serial baudrate")) [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | let mut settings = tokio_serial::SerialPortSettings::default(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:81:5 [INFO] [stderr] | [INFO] [stderr] 81 | port.set_baud_rate(baud.parse().unwrap()); [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: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:89:5 [INFO] [stderr] | [INFO] [stderr] 89 | tx.send(random_array.clone()).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `serial_tester` (bin "serial_tester" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serial_tester-b5bd8fb76d943591) [INFO] running `Command { std: "docker" "inspect" "1a0f9c06265439d55ecc3c9c66d2912724c5b60f5719a7bc24e642ae8946b578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a0f9c06265439d55ecc3c9c66d2912724c5b60f5719a7bc24e642ae8946b578", kill_on_drop: false }` [INFO] [stdout] 1a0f9c06265439d55ecc3c9c66d2912724c5b60f5719a7bc24e642ae8946b578