[INFO] fetching crate ufire_iso_ise 0.9.0... [INFO] documenting ufire_iso_ise-0.9.0 against beta-2020-08-29 for beta-1.47-rustdoc-1 [INFO] extracting crate ufire_iso_ise 0.9.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate ufire_iso_ise 0.9.0 on toolchain beta-2020-08-29 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufire_iso_ise 0.9.0 [INFO] finished tweaking crates.io crate ufire_iso_ise 0.9.0 [INFO] tweaked toml for crates.io crate ufire_iso_ise 0.9.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded shrust v0.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 72ee27a7119540d79eea797368aa048d8f10c7724be5d66da0963aca97afcb6c [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" "72ee27a7119540d79eea797368aa048d8f10c7724be5d66da0963aca97afcb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72ee27a7119540d79eea797368aa048d8f10c7724be5d66da0963aca97afcb6c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72ee27a7119540d79eea797368aa048d8f10c7724be5d66da0963aca97afcb6c", kill_on_drop: false }` [INFO] [stdout] 72ee27a7119540d79eea797368aa048d8f10c7724be5d66da0963aca97afcb6c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 82bcc731df67c1971245c1ef86a373ffa7e97230ed6164289cdad97261790569 [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" "82bcc731df67c1971245c1ef86a373ffa7e97230ed6164289cdad97261790569", kill_on_drop: false }` [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking shrust v0.0.6 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Checking ufire_iso_ise v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting ufire_iso_ise v0.9.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:44 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn measure_mv(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:100:56 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn measure_ph(&mut self, temp_c:f32) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:149:51 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn ph_to_mv(&mut self, ph: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:160:46 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:254:54 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn get_calibrate_offset(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:265:62 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn get_calibrate_high_reference(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:277:60 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn get_calibrate_high_reading(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:289:61 [INFO] [stdout] | [INFO] [stdout] 289 | pub fn get_calibrate_low_reference(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:301:59 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn get_calibrate_low_reading(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:312:45 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:325:46 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:374:58 [INFO] [stdout] | [INFO] [stdout] 374 | pub fn read_eeprom(&mut self, address: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:408:53 [INFO] [stdout] | [INFO] [stdout] 408 | pub fn get_probe_potential(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:441:62 [INFO] [stdout] | [INFO] [stdout] 441 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:75:44 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn measure_mv(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:100:56 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn measure_ph(&mut self, temp_c:f32) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:149:51 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn ph_to_mv(&mut self, ph: f32) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:160:46 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn measure_temp(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:254:54 [INFO] [stdout] | [INFO] [stdout] 254 | pub fn get_calibrate_offset(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:265:62 [INFO] [stdout] | [INFO] [stdout] 265 | pub fn get_calibrate_high_reference(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:277:60 [INFO] [stdout] | [INFO] [stdout] 277 | pub fn get_calibrate_high_reading(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:289:61 [INFO] [stdout] | [INFO] [stdout] 289 | pub fn get_calibrate_low_reference(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:301:59 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn get_calibrate_low_reading(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:312:45 [INFO] [stdout] | [INFO] [stdout] 312 | pub fn get_version(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:325:46 [INFO] [stdout] | [INFO] [stdout] 325 | pub fn get_firmware(&mut self) -> Result<(u8), Box> { [INFO] [stdout] | ^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:374:58 [INFO] [stdout] | [INFO] [stdout] 374 | pub fn read_eeprom(&mut self, address: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:408:53 [INFO] [stdout] | [INFO] [stdout] 408 | pub fn get_probe_potential(&mut self) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:441:62 [INFO] [stdout] | [INFO] [stdout] 441 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.65s [INFO] running `Command { std: "docker" "inspect" "82bcc731df67c1971245c1ef86a373ffa7e97230ed6164289cdad97261790569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82bcc731df67c1971245c1ef86a373ffa7e97230ed6164289cdad97261790569", kill_on_drop: false }` [INFO] [stdout] 82bcc731df67c1971245c1ef86a373ffa7e97230ed6164289cdad97261790569