[INFO] fetching crate microbit-text 1.0.0...
[INFO] testing microbit-text-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate microbit-text 1.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate microbit-text 1.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microbit-text 1.0.0
[INFO] finished tweaking crates.io crate microbit-text 1.0.0
[INFO] tweaked toml for crates.io crate microbit-text 1.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf6ebf07da4601389f7de42ae70159639fdfb1737e1c90eea917377e1496c444
[INFO] running `Command { std: "docker" "start" "-a" "bf6ebf07da4601389f7de42ae70159639fdfb1737e1c90eea917377e1496c444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6ebf07da4601389f7de42ae70159639fdfb1737e1c90eea917377e1496c444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6ebf07da4601389f7de42ae70159639fdfb1737e1c90eea917377e1496c444", kill_on_drop: false }`
[INFO] [stdout] bf6ebf07da4601389f7de42ae70159639fdfb1737e1c90eea917377e1496c444
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5660f4339dd95d29725555fe2ebfc555d72acf416a52b6e49772f1b7854b1bba
[INFO] running `Command { std: "docker" "start" "-a" "5660f4339dd95d29725555fe2ebfc555d72acf416a52b6e49772f1b7854b1bba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.2
[INFO] [stderr]    Compiling microbit-text v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "5660f4339dd95d29725555fe2ebfc555d72acf416a52b6e49772f1b7854b1bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5660f4339dd95d29725555fe2ebfc555d72acf416a52b6e49772f1b7854b1bba", kill_on_drop: false }`
[INFO] [stdout] 5660f4339dd95d29725555fe2ebfc555d72acf416a52b6e49772f1b7854b1bba
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6239cf5b123381f526ad1a33332905db707312d619436f5297fec2377d4b7e0
[INFO] running `Command { std: "docker" "start" "-a" "f6239cf5b123381f526ad1a33332905db707312d619436f5297fec2377d4b7e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling microbit-text v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/microbit_text-99db3dc0216ae89a)
[INFO] running `Command { std: "docker" "inspect" "f6239cf5b123381f526ad1a33332905db707312d619436f5297fec2377d4b7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6239cf5b123381f526ad1a33332905db707312d619436f5297fec2377d4b7e0", kill_on_drop: false }`
[INFO] [stdout] f6239cf5b123381f526ad1a33332905db707312d619436f5297fec2377d4b7e0
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dcd43267ec6c02f0eb375f58a8bab98c243dfa4ed1b2cfef1e210d28bf8cae6
[INFO] running `Command { std: "docker" "start" "-a" "9dcd43267ec6c02f0eb375f58a8bab98c243dfa4ed1b2cfef1e210d28bf8cae6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microbit_text-99db3dc0216ae89a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests microbit-text
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/scrolling_statics.rs - scrolling_statics (line 8) ... ignored
[INFO] [stdout] test src/scrolling_text.rs - scrolling_text (line 5) ... ignored
[INFO] [stdout] test src/image.rs - image::BitImage::new (line 28) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/image.rs - image::BitImage::new (line 28) stdout ----
[INFO] [stdout] error[E0412]: cannot find type `BitImage` in this scope
[INFO] [stdout]  --> src/image.rs:29:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | const HEART: BitImage = BitImage::new(&[
[INFO] [stdout]   |              ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use microbit_text::image::BitImage;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `BitImage`
[INFO] [stdout]  --> src/image.rs:29:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | const HEART: BitImage = BitImage::new(&[
[INFO] [stdout]   |                         ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use microbit_text::image::BitImage;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, 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/image.rs - image::BitImage::new (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "9dcd43267ec6c02f0eb375f58a8bab98c243dfa4ed1b2cfef1e210d28bf8cae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dcd43267ec6c02f0eb375f58a8bab98c243dfa4ed1b2cfef1e210d28bf8cae6", kill_on_drop: false }`
[INFO] [stdout] 9dcd43267ec6c02f0eb375f58a8bab98c243dfa4ed1b2cfef1e210d28bf8cae6