[INFO] fetching crate microbit-text 1.0.0...
[INFO] testing microbit-text-1.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate microbit-text 1.0.0 into /workspace/builds/worker-3-tc2/source
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate microbit-text 1.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb34533ca12279d6c24e93278e5da10518ca716e5106616c9de9917e1e62e67
[INFO] running `Command { std: "docker" "start" "-a" "7eb34533ca12279d6c24e93278e5da10518ca716e5106616c9de9917e1e62e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb34533ca12279d6c24e93278e5da10518ca716e5106616c9de9917e1e62e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb34533ca12279d6c24e93278e5da10518ca716e5106616c9de9917e1e62e67", kill_on_drop: false }`
[INFO] [stdout] 7eb34533ca12279d6c24e93278e5da10518ca716e5106616c9de9917e1e62e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef7feab365bc4baf02d0902c096dea62bfcf782711c1b0cb1db4fb352ad15cc9
[INFO] running `Command { std: "docker" "start" "-a" "ef7feab365bc4baf02d0902c096dea62bfcf782711c1b0cb1db4fb352ad15cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.2
[INFO] [stderr]    Compiling microbit-text v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "ef7feab365bc4baf02d0902c096dea62bfcf782711c1b0cb1db4fb352ad15cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7feab365bc4baf02d0902c096dea62bfcf782711c1b0cb1db4fb352ad15cc9", kill_on_drop: false }`
[INFO] [stdout] ef7feab365bc4baf02d0902c096dea62bfcf782711c1b0cb1db4fb352ad15cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f88373b355e6a844f9093ee9c6a3825cbe4ab41ad10da1499e72309da883212d
[INFO] running `Command { std: "docker" "start" "-a" "f88373b355e6a844f9093ee9c6a3825cbe4ab41ad10da1499e72309da883212d", kill_on_drop: false }`
[INFO] [stderr]    Compiling microbit-text v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "f88373b355e6a844f9093ee9c6a3825cbe4ab41ad10da1499e72309da883212d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f88373b355e6a844f9093ee9c6a3825cbe4ab41ad10da1499e72309da883212d", kill_on_drop: false }`
[INFO] [stdout] f88373b355e6a844f9093ee9c6a3825cbe4ab41ad10da1499e72309da883212d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 727f655a1058343f70731f4704928f0c9addcba0abb0e7b1d26f4c53ff73ff8e
[INFO] running `Command { std: "docker" "start" "-a" "727f655a1058343f70731f4704928f0c9addcba0abb0e7b1d26f4c53ff73ff8e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microbit_text-298b8beea7fd353b)
[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 microbit_text
[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] 29 | 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] 28 + 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] 29 | const HEART: BitImage = BitImage::new(&[
[INFO] [stdout]    |                         ^^^^^^^^ use of undeclared type `BitImage`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 28 + 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 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "727f655a1058343f70731f4704928f0c9addcba0abb0e7b1d26f4c53ff73ff8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "727f655a1058343f70731f4704928f0c9addcba0abb0e7b1d26f4c53ff73ff8e", kill_on_drop: false }`
[INFO] [stdout] 727f655a1058343f70731f4704928f0c9addcba0abb0e7b1d26f4c53ff73ff8e