[INFO] fetching crate display-99bugs-driver 0.1.0-a... [INFO] testing display-99bugs-driver-0.1.0-a against 1.55.0 for beta-1.56-1 [INFO] extracting crate display-99bugs-driver 0.1.0-a into /workspace/builds/worker-43/source [INFO] validating manifest of crates.io crate display-99bugs-driver 0.1.0-a on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate display-99bugs-driver 0.1.0-a [INFO] finished tweaking crates.io crate display-99bugs-driver 0.1.0-a [INFO] tweaked toml for crates.io crate display-99bugs-driver 0.1.0-a written to /workspace/builds/worker-43/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded spidev v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e10621877ef9fb8bbeb7f430174d41b14530fbaaf50b9634d713d3118fa3ba92 [INFO] running `Command { std: "docker" "start" "-a" "e10621877ef9fb8bbeb7f430174d41b14530fbaaf50b9634d713d3118fa3ba92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e10621877ef9fb8bbeb7f430174d41b14530fbaaf50b9634d713d3118fa3ba92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e10621877ef9fb8bbeb7f430174d41b14530fbaaf50b9634d713d3118fa3ba92", kill_on_drop: false }` [INFO] [stdout] e10621877ef9fb8bbeb7f430174d41b14530fbaaf50b9634d713d3118fa3ba92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df65611b0ae4c391ae1454d4865e5b8708fe4a4dacf67dc15384e126c6f44f5c [INFO] running `Command { std: "docker" "start" "-a" "df65611b0ae4c391ae1454d4865e5b8708fe4a4dacf67dc15384e126c6f44f5c", kill_on_drop: false }` [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling bitflags v0.3.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling spidev v0.3.0 [INFO] [stderr] Compiling display-99bugs-driver v0.1.0-a (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `PANEL_LINE_COUNT` [INFO] [stdout] --> src/display.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub const PANEL_LINE_COUNT: usize = 32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_COUNT` [INFO] [stdout] --> src/display.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | pub const PANEL_COUNT: usize = 6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_BUFFER_SIZE` [INFO] [stdout] --> src/display.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub const PANEL_BUFFER_SIZE: usize = LINE_BUFFER_SIZE * PANEL_LINE_COUNT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAME_BUFFER_SIZE` [INFO] [stdout] --> src/display.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub const FRAME_BUFFER_SIZE: usize = PANEL_BUFFER_SIZE * PANEL_COUNT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_MODE` [INFO] [stdout] --> src/display.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const PANEL_MODE: u8 = 0x02; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAME_MODE` [INFO] [stdout] --> src/display.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | const FRAME_MODE: u8 = 0x03; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_frame` [INFO] [stdout] --> src/display.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write_frame(&mut self, data: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `HEADER_SIZE` [INFO] [stdout] --> src/display.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | const HEADER_SIZE: usize = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.27s [INFO] running `Command { std: "docker" "inspect" "df65611b0ae4c391ae1454d4865e5b8708fe4a4dacf67dc15384e126c6f44f5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df65611b0ae4c391ae1454d4865e5b8708fe4a4dacf67dc15384e126c6f44f5c", kill_on_drop: false }` [INFO] [stdout] df65611b0ae4c391ae1454d4865e5b8708fe4a4dacf67dc15384e126c6f44f5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a4294c7a29021454b462169ee3fe83fe31fc842dbd8ee61a07edafd76d1ea12 [INFO] running `Command { std: "docker" "start" "-a" "8a4294c7a29021454b462169ee3fe83fe31fc842dbd8ee61a07edafd76d1ea12", kill_on_drop: false }` [INFO] [stderr] Compiling display-99bugs-driver v0.1.0-a (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `PANEL_LINE_COUNT` [INFO] [stdout] --> src/display.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub const PANEL_LINE_COUNT: usize = 32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_COUNT` [INFO] [stdout] --> src/display.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | pub const PANEL_COUNT: usize = 6; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_BUFFER_SIZE` [INFO] [stdout] --> src/display.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | pub const PANEL_BUFFER_SIZE: usize = LINE_BUFFER_SIZE * PANEL_LINE_COUNT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAME_BUFFER_SIZE` [INFO] [stdout] --> src/display.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub const FRAME_BUFFER_SIZE: usize = PANEL_BUFFER_SIZE * PANEL_COUNT; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `PANEL_MODE` [INFO] [stdout] --> src/display.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const PANEL_MODE: u8 = 0x02; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAME_MODE` [INFO] [stdout] --> src/display.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | const FRAME_MODE: u8 = 0x03; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `write_frame` [INFO] [stdout] --> src/display.rs:55:12 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn write_frame(&mut self, data: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `HEADER_SIZE` [INFO] [stdout] --> src/display.rs:56:9 [INFO] [stdout] | [INFO] [stdout] 56 | const HEADER_SIZE: usize = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "8a4294c7a29021454b462169ee3fe83fe31fc842dbd8ee61a07edafd76d1ea12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a4294c7a29021454b462169ee3fe83fe31fc842dbd8ee61a07edafd76d1ea12", kill_on_drop: false }` [INFO] [stdout] 8a4294c7a29021454b462169ee3fe83fe31fc842dbd8ee61a07edafd76d1ea12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3681db588bfe448b2cbaed7a3fb2f20605bf8dc4296537cc7b5db44583aa5cb5 [INFO] running `Command { std: "docker" "start" "-a" "3681db588bfe448b2cbaed7a3fb2f20605bf8dc4296537cc7b5db44583aa5cb5", kill_on_drop: false }` [INFO] [stderr] warning: constant is never used: `PANEL_LINE_COUNT` [INFO] [stderr] --> src/display.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | pub const PANEL_LINE_COUNT: usize = 32; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PANEL_COUNT` [INFO] [stderr] --> src/display.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub const PANEL_COUNT: usize = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PANEL_BUFFER_SIZE` [INFO] [stderr] --> src/display.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | pub const PANEL_BUFFER_SIZE: usize = LINE_BUFFER_SIZE * PANEL_LINE_COUNT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FRAME_BUFFER_SIZE` [INFO] [stderr] --> src/display.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | pub const FRAME_BUFFER_SIZE: usize = PANEL_BUFFER_SIZE * PANEL_COUNT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `PANEL_MODE` [INFO] [stderr] --> src/display.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const PANEL_MODE: u8 = 0x02; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FRAME_MODE` [INFO] [stderr] --> src/display.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | const FRAME_MODE: u8 = 0x03; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `write_frame` [INFO] [stderr] --> src/display.rs:55:12 [INFO] [stderr] | [INFO] [stderr] 55 | pub fn write_frame(&mut self, data: &[u8]) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `HEADER_SIZE` [INFO] [stderr] --> src/display.rs:56:9 [INFO] [stderr] | [INFO] [stderr] 56 | const HEADER_SIZE: usize = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `display-99bugs-driver` (bin "display-99bugs-driver" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/display_99bugs_driver-27ee04ba02b9505e) [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" "3681db588bfe448b2cbaed7a3fb2f20605bf8dc4296537cc7b5db44583aa5cb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3681db588bfe448b2cbaed7a3fb2f20605bf8dc4296537cc7b5db44583aa5cb5", kill_on_drop: false }` [INFO] [stdout] 3681db588bfe448b2cbaed7a3fb2f20605bf8dc4296537cc7b5db44583aa5cb5