[INFO] fetching crate max7219-driver 0.2.2...
[INFO] testing max7219-driver-0.2.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate max7219-driver 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate max7219-driver 0.2.2
[INFO] finished tweaking crates.io crate max7219-driver 0.2.2
[INFO] tweaked toml for crates.io crate max7219-driver 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate max7219-driver 0.2.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-graphics v0.7.1 (available: v0.8.1)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding num_enum v0.5.11 (available: v0.7.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded embedded-graphics-core v0.3.3
[INFO] [stderr]   Downloaded micromath v1.1.1
[INFO] [stderr]   Downloaded embedded-graphics v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0333796975f866b1cf0b1dc4b38f9d71c9a9be66dc55c3f1aa1dabb59c4f490f
[INFO] running `Command { std: "docker" "start" "-a" "0333796975f866b1cf0b1dc4b38f9d71c9a9be66dc55c3f1aa1dabb59c4f490f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0333796975f866b1cf0b1dc4b38f9d71c9a9be66dc55c3f1aa1dabb59c4f490f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0333796975f866b1cf0b1dc4b38f9d71c9a9be66dc55c3f1aa1dabb59c4f490f", kill_on_drop: false }`
[INFO] [stdout] 0333796975f866b1cf0b1dc4b38f9d71c9a9be66dc55c3f1aa1dabb59c4f490f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a10138ae9c9aa7c655bd5ffe0dacf4fa63577216b2f5d2e9cd5e11eafbe3d3
[INFO] running `Command { std: "docker" "start" "-a" "f7a10138ae9c9aa7c655bd5ffe0dacf4fa63577216b2f5d2e9cd5e11eafbe3d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.3
[INFO] [stderr]    Compiling embedded-graphics v0.7.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling num_enum v0.5.11
[INFO] [stderr]    Compiling max7219-driver v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `Command { std: "docker" "inspect" "f7a10138ae9c9aa7c655bd5ffe0dacf4fa63577216b2f5d2e9cd5e11eafbe3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a10138ae9c9aa7c655bd5ffe0dacf4fa63577216b2f5d2e9cd5e11eafbe3d3", kill_on_drop: false }`
[INFO] [stdout] f7a10138ae9c9aa7c655bd5ffe0dacf4fa63577216b2f5d2e9cd5e11eafbe3d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e7b1cc86af5dd9e41f51ff33ff4b99ca19637be6561cc2ba869cfebe3efcc3
[INFO] running `Command { std: "docker" "start" "-a" "f7e7b1cc86af5dd9e41f51ff33ff4b99ca19637be6561cc2ba869cfebe3efcc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling max7219-driver v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f7e7b1cc86af5dd9e41f51ff33ff4b99ca19637be6561cc2ba869cfebe3efcc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e7b1cc86af5dd9e41f51ff33ff4b99ca19637be6561cc2ba869cfebe3efcc3", kill_on_drop: false }`
[INFO] [stdout] f7e7b1cc86af5dd9e41f51ff33ff4b99ca19637be6561cc2ba869cfebe3efcc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 470d9ff7eeec9a72030fcf09abcc09f1ec11236835ad8edb3c1790644657ee62
[INFO] running `Command { std: "docker" "start" "-a" "470d9ff7eeec9a72030fcf09abcc09f1ec11236835ad8edb3c1790644657ee62", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/max7219_driver-b7c971b4cc4de7af)
[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 max7219_driver
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 58) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found `-`
[INFO] [stdout]  --> src/lib.rs:17:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use max7219-driver::MAX7219;
[INFO] [stdout]   |            ^ expected one of `::`, `;`, or `as`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found `-`
[INFO] [stdout]  --> src/lib.rs:37:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use max7219-driver::MAX7219LedMat;
[INFO] [stdout]   |            ^ expected one of `::`, `;`, or `as`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 58) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `max7219` in this scope
[INFO] [stdout]  --> src/lib.rs:59:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | max7219.init_display(true);
[INFO] [stdout]   | ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error: expected item, found `[`
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | [dependencies]
[INFO] [stdout]   | ^ expected item
[INFO] [stdout]   |
[INFO] [stdout]   = note: for a full list of items that can appear in modules, see <https://doc.rust-lang.org/reference/items.html>
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `max7219` in this scope
[INFO] [stdout]  --> src/lib.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | max7219.init_display(true);
[INFO] [stdout]   | ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 50) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `MAX7219LedMat` in this scope
[INFO] [stdout]  --> src/lib.rs:51:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut max7219: MAX7219LedMat<_, _, 256, 4> = MAX7219LedMat::new(spi, cs).unwrap();
[INFO] [stdout]   |                  ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use max7219_driver::MAX7219LedMat;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `MAX7219LedMat`
[INFO] [stdout]  --> src/lib.rs:51:48
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut max7219: MAX7219LedMat<_, _, 256, 4> = MAX7219LedMat::new(spi, cs).unwrap();
[INFO] [stdout]   |                                                ^^^^^^^^^^^^^ use of undeclared type `MAX7219LedMat`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use max7219_driver::MAX7219LedMat;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `spi` in this scope
[INFO] [stdout]  --> src/lib.rs:51:67
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut max7219: MAX7219LedMat<_, _, 256, 4> = MAX7219LedMat::new(spi, cs).unwrap();
[INFO] [stdout]   |                                                                   ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `cs` in this scope
[INFO] [stdout]  --> src/lib.rs:51:72
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut max7219: MAX7219LedMat<_, _, 256, 4> = MAX7219LedMat::new(spi, cs).unwrap();
[INFO] [stdout]   |                                                                        ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout]     src/lib.rs - (line 50)
[INFO] [stdout]     src/lib.rs - (line 58)
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "470d9ff7eeec9a72030fcf09abcc09f1ec11236835ad8edb3c1790644657ee62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470d9ff7eeec9a72030fcf09abcc09f1ec11236835ad8edb3c1790644657ee62", kill_on_drop: false }`
[INFO] [stdout] 470d9ff7eeec9a72030fcf09abcc09f1ec11236835ad8edb3c1790644657ee62
