[INFO] fetching crate ufire_sht20 0.9.1... [INFO] checking ufire_sht20-0.9.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate ufire_sht20 0.9.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ufire_sht20 0.9.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufire_sht20 0.9.1 [INFO] finished tweaking crates.io crate ufire_sht20 0.9.1 [INFO] tweaked toml for crates.io crate ufire_sht20 0.9.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate ufire_sht20 0.9.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c657a87adc83309f10dbe83a0e3ad41bf4e41ab0dd6c35cb124a545324fec901 [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" "c657a87adc83309f10dbe83a0e3ad41bf4e41ab0dd6c35cb124a545324fec901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c657a87adc83309f10dbe83a0e3ad41bf4e41ab0dd6c35cb124a545324fec901", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c657a87adc83309f10dbe83a0e3ad41bf4e41ab0dd6c35cb124a545324fec901", kill_on_drop: false }` [INFO] [stdout] c657a87adc83309f10dbe83a0e3ad41bf4e41ab0dd6c35cb124a545324fec901 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 608b249f058c0f0a8262a145739de42dcdb6989ad44d0906e6bc6ca305234fdf [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" "608b249f058c0f0a8262a145739de42dcdb6989ad44d0906e6bc6ca305234fdf", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.88 [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Compiling cc v1.0.5 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Compiling num-traits v0.2.1 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling bytecount v0.2.0 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Checking encode_unicode v0.3.5 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling pulldown-cmark v0.1.2 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Checking memchr v2.2.0 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking csv-core v0.1.5 [INFO] [stderr] Compiling remove_dir_all v0.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling tempdir v0.3.6 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking csv v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.10 [INFO] [stderr] Compiling semver v0.8.0 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking shrust v0.0.6 [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling cargo_metadata v0.3.3 [INFO] [stderr] Compiling skeptic v0.13.2 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Checking ufire_sht20 v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:61:45 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn temperature(&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:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn humidity(&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:125:62 [INFO] [stdout] | [INFO] [stdout] 125 | 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:61:45 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn temperature(&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:80:42 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn humidity(&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:125:62 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn _read_register(&mut self, register: u8) -> Result<(f32), Box> { [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | try!(writeln!(io, "{}", sht20.temperature().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:14:3 [INFO] [stdout] | [INFO] [stdout] 14 | try!(writeln!(io, "{}", sht20.temperature().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | try!(writeln!(io, "{}", sht20.humidity().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:20:3 [INFO] [stdout] | [INFO] [stdout] 20 | try!(writeln!(io, "{}", sht20.humidity().unwrap())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.70s [INFO] running `Command { std: "docker" "inspect" "608b249f058c0f0a8262a145739de42dcdb6989ad44d0906e6bc6ca305234fdf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "608b249f058c0f0a8262a145739de42dcdb6989ad44d0906e6bc6ca305234fdf", kill_on_drop: false }` [INFO] [stdout] 608b249f058c0f0a8262a145739de42dcdb6989ad44d0906e6bc6ca305234fdf