[INFO] fetching crate lcd_1602_i2c 0.3.0...
[INFO] testing lcd_1602_i2c-0.3.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate lcd_1602_i2c 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lcd_1602_i2c 0.3.0
[INFO] finished tweaking crates.io crate lcd_1602_i2c 0.3.0
[INFO] tweaked toml for crates.io crate lcd_1602_i2c 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lcd_1602_i2c 0.3.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding embedded-hal-mock v0.7.2 (available: v0.11.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 184bd188f0645bf5f6bfb8dea53192b2698022a577017c5bb66f1c8bec2a6ecb
[INFO] running `Command { std: "docker" "start" "-a" "184bd188f0645bf5f6bfb8dea53192b2698022a577017c5bb66f1c8bec2a6ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "184bd188f0645bf5f6bfb8dea53192b2698022a577017c5bb66f1c8bec2a6ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "184bd188f0645bf5f6bfb8dea53192b2698022a577017c5bb66f1c8bec2a6ecb", kill_on_drop: false }`
[INFO] [stdout] 184bd188f0645bf5f6bfb8dea53192b2698022a577017c5bb66f1c8bec2a6ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 884ee5aefe97bf7c78cc426548f33c4e333e790289b4fa74c2ac022fc3e2c6de
[INFO] running `Command { std: "docker" "start" "-a" "884ee5aefe97bf7c78cc426548f33c4e333e790289b4fa74c2ac022fc3e2c6de", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling lcd_1602_i2c v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "884ee5aefe97bf7c78cc426548f33c4e333e790289b4fa74c2ac022fc3e2c6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884ee5aefe97bf7c78cc426548f33c4e333e790289b4fa74c2ac022fc3e2c6de", kill_on_drop: false }`
[INFO] [stdout] 884ee5aefe97bf7c78cc426548f33c4e333e790289b4fa74c2ac022fc3e2c6de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1fabfd4b029fee04e6dc87c161670f0f93b25629e507b3d376f7bff180e9b2b
[INFO] running `Command { std: "docker" "start" "-a" "f1fabfd4b029fee04e6dc87c161670f0f93b25629e507b3d376f7bff180e9b2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-hal-mock v0.7.2
[INFO] [stderr]    Compiling lcd_1602_i2c v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "f1fabfd4b029fee04e6dc87c161670f0f93b25629e507b3d376f7bff180e9b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fabfd4b029fee04e6dc87c161670f0f93b25629e507b3d376f7bff180e9b2b", kill_on_drop: false }`
[INFO] [stdout] f1fabfd4b029fee04e6dc87c161670f0f93b25629e507b3d376f7bff180e9b2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d492d663da7f7d423d8b7b37ec5883aef7ae6f8a5cc08fd79ca5a7f951aeb40
[INFO] running `Command { std: "docker" "start" "-a" "5d492d663da7f7d423d8b7b37ec5883aef7ae6f8a5cc08fd79ca5a7f951aeb40", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lcd_1602_i2c-266d16c389b6375f)
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-06642a95b85ddfe1)
[INFO] [stdout] test display_control::test::all_flags_off ... ok
[INFO] [stdout] test display_control::test::display_and_cursor_on ... ok
[INFO] [stdout] test display_control::test::display_on ... ok
[INFO] [stdout] test display_control::test::cursur_on ... ok
[INFO] [stdout] test display_control::test::blink_on ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test blink_off ... ok
[INFO] [stdout] test display_off ... ok
[INFO] [stdout] test cursor_off ... ok
[INFO] [stdout] test blink_on ... ok
[INFO] [stdout] test lcd_initialization ... ok
[INFO] [stderr]    Doc-tests lcd_1602_i2c
[INFO] [stdout] test cursor_on ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Lcd<I>::new (line 47) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Lcd<I>::new (line 47) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lcd`
[INFO] [stdout]  --> src/lib.rs:48:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lcd = Lcd::new(i2c_bus, address, rgb_address, &mut delay);
[INFO] [stdout]   |           ^^^ use of undeclared type `Lcd`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use lcd_1602_i2c::Lcd;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `i2c_bus` in this scope
[INFO] [stdout]  --> src/lib.rs:48:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lcd = Lcd::new(i2c_bus, address, rgb_address, &mut delay);
[INFO] [stdout]   |                    ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `address` in this scope
[INFO] [stdout]  --> src/lib.rs:48:29
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lcd = Lcd::new(i2c_bus, address, rgb_address, &mut delay);
[INFO] [stdout]   |                             ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rgb_address` in this scope
[INFO] [stdout]  --> src/lib.rs:48:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lcd = Lcd::new(i2c_bus, address, rgb_address, &mut delay);
[INFO] [stdout]   |                                      ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `delay` in this scope
[INFO] [stdout]  --> src/lib.rs:48:56
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lcd = Lcd::new(i2c_bus, address, rgb_address, &mut delay);
[INFO] [stdout]   |                                                        ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Lcd<I>::new (line 47)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5d492d663da7f7d423d8b7b37ec5883aef7ae6f8a5cc08fd79ca5a7f951aeb40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d492d663da7f7d423d8b7b37ec5883aef7ae6f8a5cc08fd79ca5a7f951aeb40", kill_on_drop: false }`
[INFO] [stdout] 5d492d663da7f7d423d8b7b37ec5883aef7ae6f8a5cc08fd79ca5a7f951aeb40
