[INFO] fetching crate max7219-driver 0.2.2...
[INFO] testing max7219-driver-0.2.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate max7219-driver 0.2.2 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate max7219-driver 0.2.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-graphics-core v0.3.3
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded nb v0.1.3
[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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34c459a23a3b4324730ad396ddfb92600f09d8a0b5dccd46b8e736c34f7a9c33
[INFO] running `Command { std: "docker" "start" "-a" "34c459a23a3b4324730ad396ddfb92600f09d8a0b5dccd46b8e736c34f7a9c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34c459a23a3b4324730ad396ddfb92600f09d8a0b5dccd46b8e736c34f7a9c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34c459a23a3b4324730ad396ddfb92600f09d8a0b5dccd46b8e736c34f7a9c33", kill_on_drop: false }`
[INFO] [stdout] 34c459a23a3b4324730ad396ddfb92600f09d8a0b5dccd46b8e736c34f7a9c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee2d0551e9b810aa3d8a0804a8f0fc228f4ed4ea620ed2ee68d7074ae14e45b7
[INFO] running `Command { std: "docker" "start" "-a" "ee2d0551e9b810aa3d8a0804a8f0fc228f4ed4ea620ed2ee68d7074ae14e45b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]    Compiling embedded-graphics v0.7.1
[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 5.80s
[INFO] running `Command { std: "docker" "inspect" "ee2d0551e9b810aa3d8a0804a8f0fc228f4ed4ea620ed2ee68d7074ae14e45b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2d0551e9b810aa3d8a0804a8f0fc228f4ed4ea620ed2ee68d7074ae14e45b7", kill_on_drop: false }`
[INFO] [stdout] ee2d0551e9b810aa3d8a0804a8f0fc228f4ed4ea620ed2ee68d7074ae14e45b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 790bcbd0e0df4b95e78f4823556b1a49e64a5b9e61f4d83202ef1576fcd99702
[INFO] running `Command { std: "docker" "start" "-a" "790bcbd0e0df4b95e78f4823556b1a49e64a5b9e61f4d83202ef1576fcd99702", 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 0.40s
[INFO] running `Command { std: "docker" "inspect" "790bcbd0e0df4b95e78f4823556b1a49e64a5b9e61f4d83202ef1576fcd99702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "790bcbd0e0df4b95e78f4823556b1a49e64a5b9e61f4d83202ef1576fcd99702", kill_on_drop: false }`
[INFO] [stdout] 790bcbd0e0df4b95e78f4823556b1a49e64a5b9e61f4d83202ef1576fcd99702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c26fcf943616534a628cff987a55bd1b6773d67e11e1d29561a3475c51c40892
[INFO] running `Command { std: "docker" "start" "-a" "c26fcf943616534a628cff987a55bd1b6773d67e11e1d29561a3475c51c40892", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/max7219_driver-feb21c8cb2896ea2)
[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 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 50) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 58) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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] 37 | 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 16) stdout ----
[INFO] [stdout] error: expected one of `::`, `;`, or `as`, found `-`
[INFO] [stdout]   --> src/lib.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | 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 50) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `MAX7219LedMat` in this scope
[INFO] [stdout]   --> src/lib.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 | 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] 50 + 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] 51 | 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] 50 + 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] 51 | 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] 51 | 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] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error: expected item, found `[`
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | [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 58) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `max7219` in this scope
[INFO] [stdout]   --> src/lib.rs:59:1
[INFO] [stdout]    |
[INFO] [stdout] 59 | 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 26) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `max7219` in this scope
[INFO] [stdout]   --> src/lib.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | 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] 
[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 0.22s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c26fcf943616534a628cff987a55bd1b6773d67e11e1d29561a3475c51c40892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26fcf943616534a628cff987a55bd1b6773d67e11e1d29561a3475c51c40892", kill_on_drop: false }`
[INFO] [stdout] c26fcf943616534a628cff987a55bd1b6773d67e11e1d29561a3475c51c40892