[INFO] fetching crate lcd 0.4.0-alpha.0...
[INFO] testing lcd-0.4.0-alpha.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate lcd 0.4.0-alpha.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lcd 0.4.0-alpha.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking crates.io crate lcd 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate lcd 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate lcd 0.4.0-alpha.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded difference v1.0.0
[INFO] [stderr]   Downloaded pretty_assertions v0.3.4
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55848832e29023cf0cac168145e40d2ba2ecc29ff0662f7bd46101d978e9e70c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "55848832e29023cf0cac168145e40d2ba2ecc29ff0662f7bd46101d978e9e70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55848832e29023cf0cac168145e40d2ba2ecc29ff0662f7bd46101d978e9e70c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55848832e29023cf0cac168145e40d2ba2ecc29ff0662f7bd46101d978e9e70c", kill_on_drop: false }`
[INFO] [stdout] 55848832e29023cf0cac168145e40d2ba2ecc29ff0662f7bd46101d978e9e70c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a16cb807675095ead5f76da9f17bbd64af16af1e2c9a0d4b7f26d886d17d3f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e7a16cb807675095ead5f76da9f17bbd64af16af1e2c9a0d4b7f26d886d17d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcd v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "e7a16cb807675095ead5f76da9f17bbd64af16af1e2c9a0d4b7f26d886d17d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a16cb807675095ead5f76da9f17bbd64af16af1e2c9a0d4b7f26d886d17d3f", kill_on_drop: false }`
[INFO] [stdout] e7a16cb807675095ead5f76da9f17bbd64af16af1e2c9a0d4b7f26d886d17d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 928955e84be550dcb45f00ae7d993f7adaf46dadf28fb0d9dde6ceb1c53655f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "928955e84be550dcb45f00ae7d993f7adaf46dadf28fb0d9dde6ceb1c53655f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling difference v1.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.3.4
[INFO] [stderr]    Compiling lcd v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "928955e84be550dcb45f00ae7d993f7adaf46dadf28fb0d9dde6ceb1c53655f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928955e84be550dcb45f00ae7d993f7adaf46dadf28fb0d9dde6ceb1c53655f8", kill_on_drop: false }`
[INFO] [stdout] 928955e84be550dcb45f00ae7d993f7adaf46dadf28fb0d9dde6ceb1c53655f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3799c7948c6658323b91b3691cb75feff8d23d3e93d98f85d440a1368f06e66f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3799c7948c6658323b91b3691cb75feff8d23d3e93d98f85d440a1368f06e66f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcd-a9e3e72ccfe8b0b7)
[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]      Running tests/busy.rs (/opt/rustwide/target/debug/deps/busy-88f446b9cfa234c9)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test init_4bit ... ok
[INFO] [stdout] test write_8bit ... ok
[INFO] [stdout] test write_4bit ... ok
[INFO] [stdout] test write_4bit_long_busy ... ok
[INFO] [stdout] test write_8bit_long_busy ... 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] [stderr]      Running tests/no_busy.rs (/opt/rustwide/target/debug/deps/no_busy-2e0fbd251699eb0b)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test clear_4bit ... ok
[INFO] [stdout] test cursor_4bit ... ok
[INFO] [stdout] test print ... ok
[INFO] [stdout] test scroll_4bit ... ok
[INFO] [stdout] test upload ... ok
[INFO] [stdout] test clear_8bit ... ok
[INFO] [stdout] test init_8bit ... ok
[INFO] [stdout] test position_4bit ... ok
[INFO] [stdout] test home_8bit ... ok
[INFO] [stdout] test init_4bit ... ok
[INFO] [stdout] test entry_mode_4bit ... ok
[INFO] [stdout] test home_4bit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lcd
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - Display<HW>::init (line 260) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 20) stdout ----
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 20)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "3799c7948c6658323b91b3691cb75feff8d23d3e93d98f85d440a1368f06e66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3799c7948c6658323b91b3691cb75feff8d23d3e93d98f85d440a1368f06e66f", kill_on_drop: false }`
[INFO] [stdout] 3799c7948c6658323b91b3691cb75feff8d23d3e93d98f85d440a1368f06e66f