[INFO] fetching crate nanohat-oled 0.2.0...
[INFO] testing nanohat-oled-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate nanohat-oled 0.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate nanohat-oled 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nanohat-oled 0.2.0
[INFO] finished tweaking crates.io crate nanohat-oled 0.2.0
[INFO] tweaked toml for crates.io crate nanohat-oled 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 545b24fe0d9ac4c8e167812f4cf912333285e14e0fefaae4f707b721f9d054b8
[INFO] running `Command { std: "docker" "start" "-a" "545b24fe0d9ac4c8e167812f4cf912333285e14e0fefaae4f707b721f9d054b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "545b24fe0d9ac4c8e167812f4cf912333285e14e0fefaae4f707b721f9d054b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "545b24fe0d9ac4c8e167812f4cf912333285e14e0fefaae4f707b721f9d054b8", kill_on_drop: false }`
[INFO] [stdout] 545b24fe0d9ac4c8e167812f4cf912333285e14e0fefaae4f707b721f9d054b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da44e00379b8b64dde8e1767544f8446b894251df30f21753a401dd053f78fcd
[INFO] running `Command { std: "docker" "start" "-a" "da44e00379b8b64dde8e1767544f8446b894251df30f21753a401dd053f78fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling i2c-linux-sys v0.2.0
[INFO] [stderr]    Compiling resize-slice v0.1.3
[INFO] [stderr]    Compiling i2c-linux v0.1.2
[INFO] [stderr]    Compiling nanohat-oled v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "da44e00379b8b64dde8e1767544f8446b894251df30f21753a401dd053f78fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da44e00379b8b64dde8e1767544f8446b894251df30f21753a401dd053f78fcd", kill_on_drop: false }`
[INFO] [stdout] da44e00379b8b64dde8e1767544f8446b894251df30f21753a401dd053f78fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a78711a88d0887e72a49ac1af61188af4c99fc0b30268bd26e13dd38273f1601
[INFO] running `Command { std: "docker" "start" "-a" "a78711a88d0887e72a49ac1af61188af4c99fc0b30268bd26e13dd38273f1601", kill_on_drop: false }`
[INFO] [stderr]    Compiling nanohat-oled v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "a78711a88d0887e72a49ac1af61188af4c99fc0b30268bd26e13dd38273f1601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a78711a88d0887e72a49ac1af61188af4c99fc0b30268bd26e13dd38273f1601", kill_on_drop: false }`
[INFO] [stdout] a78711a88d0887e72a49ac1af61188af4c99fc0b30268bd26e13dd38273f1601
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c59b68c52139054159782205f3c1cdb8771e12a1e8fcada861187f74977476a
[INFO] running `Command { std: "docker" "start" "-a" "7c59b68c52139054159782205f3c1cdb8771e12a1e8fcada861187f74977476a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nanohat_oled-25b4fd64929beff0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nanohat-oled
[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 2 tests
[INFO] [stdout] test src/lib.rs - Oled::from_path (line 107) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 6) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "7c59b68c52139054159782205f3c1cdb8771e12a1e8fcada861187f74977476a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c59b68c52139054159782205f3c1cdb8771e12a1e8fcada861187f74977476a", kill_on_drop: false }`
[INFO] [stdout] 7c59b68c52139054159782205f3c1cdb8771e12a1e8fcada861187f74977476a