[INFO] fetching crate push2_display 1.0.0-alpha.2...
[INFO] testing push2_display-1.0.0-alpha.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate push2_display 1.0.0-alpha.2 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate push2_display 1.0.0-alpha.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate push2_display 1.0.0-alpha.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate push2_display 1.0.0-alpha.2
[INFO] tweaked toml for crates.io crate push2_display 1.0.0-alpha.2 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate crates.io crate push2_display 1.0.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a98a015eded7a2e326a7b969586d9c333d3fab7b4903981068481ebb8e4aec6
[INFO] running `Command { std: "docker" "start" "-a" "1a98a015eded7a2e326a7b969586d9c333d3fab7b4903981068481ebb8e4aec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a98a015eded7a2e326a7b969586d9c333d3fab7b4903981068481ebb8e4aec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a98a015eded7a2e326a7b969586d9c333d3fab7b4903981068481ebb8e4aec6", kill_on_drop: false }`
[INFO] [stdout] 1a98a015eded7a2e326a7b969586d9c333d3fab7b4903981068481ebb8e4aec6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90dba5a3747a87228bc9b52410eb5f07c18ce5ff35f10cac5eb86a15fb149c2c
[INFO] running `Command { std: "docker" "start" "-a" "90dba5a3747a87228bc9b52410eb5f07c18ce5ff35f10cac5eb86a15fb149c2c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling libflate_lz77 v1.0.0
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling libflate v1.0.3
[INFO] [stderr]    Compiling embedded-graphics-core v0.2.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling libusb1-sys v0.4.3
[INFO] [stderr]    Compiling rusb v0.6.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling push2_display v1.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.65s
[INFO] running `Command { std: "docker" "inspect" "90dba5a3747a87228bc9b52410eb5f07c18ce5ff35f10cac5eb86a15fb149c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90dba5a3747a87228bc9b52410eb5f07c18ce5ff35f10cac5eb86a15fb149c2c", kill_on_drop: false }`
[INFO] [stdout] 90dba5a3747a87228bc9b52410eb5f07c18ce5ff35f10cac5eb86a15fb149c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc3f0ed8199b4633e5379c816a7313c1a692d2303a5ba52488472fe04f69438d
[INFO] running `Command { std: "docker" "start" "-a" "bc3f0ed8199b4633e5379c816a7313c1a692d2303a5ba52488472fe04f69438d", kill_on_drop: false }`
[INFO] [stderr]    Compiling micromath v1.1.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling embedded-graphics v0.7.0-alpha.3
[INFO] [stderr]    Compiling push2_display v1.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "bc3f0ed8199b4633e5379c816a7313c1a692d2303a5ba52488472fe04f69438d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3f0ed8199b4633e5379c816a7313c1a692d2303a5ba52488472fe04f69438d", kill_on_drop: false }`
[INFO] [stdout] bc3f0ed8199b4633e5379c816a7313c1a692d2303a5ba52488472fe04f69438d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 813d462b8d5fe6597687df25858e8d50ffeb8a155a55529d3dc7e7c1199bbb25
[INFO] running `Command { std: "docker" "start" "-a" "813d462b8d5fe6597687df25858e8d50ffeb8a155a55529d3dc7e7c1199bbb25", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/push2_display-a608d7bf9f1eafdb)
[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 push2_display
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Bgr565`
[INFO] [stdout]  --> src/lib.rs:13:42
[INFO] [stdout]   |
[INFO] [stdout] 6 |     .into_styled(TextStyle::new(Font6x8, Bgr565::BLUE))
[INFO] [stdout]   |                                          ^^^^^^ use of undeclared type `Bgr565`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Push2Display`
[INFO] [stdout]  --> src/lib.rs:10:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut display = Push2Display::new()?;
[INFO] [stdout]   |                   ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use push2_display::Push2Display;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Text`
[INFO] [stdout]  --> src/lib.rs:12:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | Text::new("Hello!", Point::new(400, 70))
[INFO] [stdout]   | ^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use embedded_graphics::text::Text;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Point`
[INFO] [stdout]  --> src/lib.rs:12:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | Text::new("Hello!", Point::new(400, 70))
[INFO] [stdout]   |                     ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]   |
[INFO] [stdout] 2 | use embedded_graphics::prelude::Point;
[INFO] [stdout]   |
[INFO] [stdout] 2 | use embedded_graphics_core::prelude::Point;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TextStyle`
[INFO] [stdout]  --> src/lib.rs:13:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     .into_styled(TextStyle::new(Font6x8, Bgr565::BLUE))
[INFO] [stdout]   |                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use embedded_graphics::text::TextStyle;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Font6x8` in this scope
[INFO] [stdout]  --> src/lib.rs:13:33
[INFO] [stdout]   |
[INFO] [stdout] 6 |     .into_styled(TextStyle::new(Font6x8, Bgr565::BLUE))
[INFO] [stdout]   |                                 ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:10:38
[INFO] [stdout]     |
[INFO] [stdout] 2   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_9_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 3   | | let mut display = Push2Display::new()?;
[INFO] [stdout]     | |                                      ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 4   | |
[INFO] [stdout] 5   | | Text::new("Hello!", Point::new(400, 70))
[INFO] [stdout] ...   |
[INFO] [stdout] 9   | | display.flush()?;
[INFO] [stdout] 10  | | } _doctest_main_src_lib_rs_9_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:14:24
[INFO] [stdout]     |
[INFO] [stdout] 2   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_9_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 3   | | let mut display = Push2Display::new()?;
[INFO] [stdout] 4   | |
[INFO] [stdout] 5   | | Text::new("Hello!", Point::new(400, 70))
[INFO] [stdout] 6   | |     .into_styled(TextStyle::new(Font6x8, Bgr565::BLUE))
[INFO] [stdout] 7   | |     .draw(&mut display)?;
[INFO] [stdout]     | |                        ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 8   | |
[INFO] [stdout] 9   | | display.flush()?;
[INFO] [stdout] 10  | | } _doctest_main_src_lib_rs_9_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/lib.rs:16:16
[INFO] [stdout]     |
[INFO] [stdout] 2   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_9_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 3   | | let mut display = Push2Display::new()?;
[INFO] [stdout] 4   | |
[INFO] [stdout] 5   | | Text::new("Hello!", Point::new(400, 70))
[INFO] [stdout] ...   |
[INFO] [stdout] 9   | | display.flush()?;
[INFO] [stdout]     | |                ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 10  | | } _doctest_main_src_lib_rs_9_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<_>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "813d462b8d5fe6597687df25858e8d50ffeb8a155a55529d3dc7e7c1199bbb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "813d462b8d5fe6597687df25858e8d50ffeb8a155a55529d3dc7e7c1199bbb25", kill_on_drop: false }`
[INFO] [stdout] 813d462b8d5fe6597687df25858e8d50ffeb8a155a55529d3dc7e7c1199bbb25
