[INFO] fetching crate i2cdev2 0.4.0... [INFO] documenting i2cdev2-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1 [INFO] extracting crate i2cdev2 0.4.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate i2cdev2 0.4.0 on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate i2cdev2 0.4.0 [INFO] finished tweaking crates.io crate i2cdev2 0.4.0 [INFO] tweaked toml for crates.io crate i2cdev2 0.4.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e0ee230bdce87f068a078bc5641dde13a63cb1e5c40ba29eb46bbe15b763c450 [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" "e0ee230bdce87f068a078bc5641dde13a63cb1e5c40ba29eb46bbe15b763c450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0ee230bdce87f068a078bc5641dde13a63cb1e5c40ba29eb46bbe15b763c450", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0ee230bdce87f068a078bc5641dde13a63cb1e5c40ba29eb46bbe15b763c450", kill_on_drop: false }` [INFO] [stdout] e0ee230bdce87f068a078bc5641dde13a63cb1e5c40ba29eb46bbe15b763c450 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 355b7cea4ad59840f80872994e3be4e2ee5dd90eb586cc0c995c8dae273b1340 [INFO] running `Command { std: "docker" "start" "-a" "355b7cea4ad59840f80872994e3be4e2ee5dd90eb586cc0c995c8dae273b1340", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling skeptic v0.13.7 [INFO] [stderr] Compiling i2cdev2 v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting i2cdev2 v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ffi.rs:437:37 [INFO] [stdout] | [INFO] [stdout] 437 | -> Result<(c_int), I2CError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 437 - -> Result<(c_int), I2CError> { [INFO] [stdout] 437 + -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ffi.rs:447:62 [INFO] [stdout] | [INFO] [stdout] 447 | ... msgs: &mut Vec) -> Result<(i32), I2CError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 447 - msgs: &mut Vec) -> Result<(i32), I2CError> { [INFO] [stdout] 447 + msgs: &mut Vec) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this URL is not a hyperlink [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | //! https://www.kernel.org/doc/Documentation/i2c/dev-interface [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::bare_urls)]` on by default [INFO] [stdout] = note: bare URLs are not automatically turned into clickable links [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.81s [INFO] running `Command { std: "docker" "inspect" "355b7cea4ad59840f80872994e3be4e2ee5dd90eb586cc0c995c8dae273b1340", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "355b7cea4ad59840f80872994e3be4e2ee5dd90eb586cc0c995c8dae273b1340", kill_on_drop: false }` [INFO] [stdout] 355b7cea4ad59840f80872994e3be4e2ee5dd90eb586cc0c995c8dae273b1340 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] ff4345122d36e69798c17ba75eef263fe5f3d270f7502e65a6f752e40a807578 [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" "ff4345122d36e69798c17ba75eef263fe5f3d270f7502e65a6f752e40a807578", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling semver v1.0.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling camino v1.0.9 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling pulldown-cmark v0.9.1 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling tempfile v3.3.0 [INFO] [stderr] Compiling cargo-platform v0.1.2 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling skeptic v0.13.7 [INFO] [stderr] Compiling i2cdev2 v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting i2cdev2 v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ffi.rs:437:37 [INFO] [stdout] | [INFO] [stdout] 437 | -> Result<(c_int), I2CError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 437 - -> Result<(c_int), I2CError> { [INFO] [stdout] 437 + -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/ffi.rs:447:62 [INFO] [stdout] | [INFO] [stdout] 447 | ... msgs: &mut Vec) -> Result<(i32), I2CError> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 447 - msgs: &mut Vec) -> Result<(i32), I2CError> { [INFO] [stdout] 447 + msgs: &mut Vec) -> Result { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this URL is not a hyperlink [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | //! https://www.kernel.org/doc/Documentation/i2c/dev-interface [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(rustdoc::bare_urls)]` on by default [INFO] [stdout] = note: bare URLs are not automatically turned into clickable links [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.71s [INFO] running `Command { std: "docker" "inspect" "ff4345122d36e69798c17ba75eef263fe5f3d270f7502e65a6f752e40a807578", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff4345122d36e69798c17ba75eef263fe5f3d270f7502e65a6f752e40a807578", kill_on_drop: false }` [INFO] [stdout] ff4345122d36e69798c17ba75eef263fe5f3d270f7502e65a6f752e40a807578