[INFO] updating cached repository https://github.com/vmasdani/smart-garden [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/vmasdani/smart-garden [INFO] [stderr] abc37af..a762676 master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a76267658ace40c24c34f820baf9f178f750f8da [INFO] checking vmasdani/smart-garden against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmasdani%2Fsmart-garden" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vmasdani/smart-garden on toolchain 74e80468347471779be6060d8d7d6d04e98e467f [INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vmasdani/smart-garden [INFO] finished tweaking git repo https://github.com/vmasdani/smart-garden [INFO] tweaked toml for git repo https://github.com/vmasdani/smart-garden written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/vmasdani/smart-garden already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 21dc0e9f62f97138250743648d78e5fee70142d0e5b0b5cc28260b319783fed9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "21dc0e9f62f97138250743648d78e5fee70142d0e5b0b5cc28260b319783fed9"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling proc-macro2 v1.0.14 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking gimli v0.21.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking object v0.19.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling ssd1306 v0.3.1 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking machine-ip v0.2.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling cmake v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling libsqlite3-sys v0.17.3 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking embedded-hal v0.2.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking qrcode v0.8.0 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling paho-mqtt-sys v0.3.0 [INFO] [stderr] Compiling wiringpi v0.2.4 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking embedded-graphics v0.6.2 [INFO] [stderr] Checking crossbeam-queue v0.2.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking nix v0.11.1 [INFO] [stderr] Checking futures-timer v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking png v0.16.4 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking addr2line v0.12.1 [INFO] [stderr] Checking spidev v0.3.0 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Checking gpio-cdev v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking i2cdev v0.4.2 [INFO] [stderr] Checking jpeg-decoder v0.1.19 [INFO] [stderr] Checking linux-embedded-hal v0.2.2 [INFO] [stderr] Checking image v0.23.4 [INFO] [stderr] Checking paho-mqtt v0.7.1 [INFO] [stderr] Checking rusqlite v0.21.0 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking smart_garden v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `PrimitiveStyle` [INFO] [stderr] --> src/ip_poller.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | style::{PrimitiveStyle, TextStyle, PrimitiveStyleBuilder} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Builder` [INFO] [stderr] --> src/ip_poller.rs:9:15 [INFO] [stderr] | [INFO] [stderr] 9 | use ssd1306::{Builder, interface::I2cInterface}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time::Duration` [INFO] [stderr] --> src/router.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | use std::{thread, time::Duration}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `GenericImageView`, `GenericImage`, `RgbImage` [INFO] [stderr] --> src/qr_fit.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage, Luma, imageops}; [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `time::Duration` [INFO] [stderr] --> src/main.rs:9:19 [INFO] [stderr] | [INFO] [stderr] 9 | use std::{thread, time::Duration}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `embedded_graphics::prelude::*` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use embedded_graphics::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i2c` [INFO] [stderr] --> src/init.rs:59:14 [INFO] [stderr] | [INFO] [stderr] 59 | Some(i2c) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_i2c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `PrimitiveStyle` [INFO] [stderr] --> src/ip_poller.rs:7:13 [INFO] [stderr] | [INFO] [stderr] 7 | style::{PrimitiveStyle, TextStyle, PrimitiveStyleBuilder} [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Builder` [INFO] [stderr] --> src/ip_poller.rs:9:15 [INFO] [stderr] | [INFO] [stderr] 9 | use ssd1306::{Builder, interface::I2cInterface}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `thread`, `time::Duration` [INFO] [stderr] --> src/router.rs:8:11 [INFO] [stderr] | [INFO] [stderr] 8 | use std::{thread, time::Duration}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `GenericImageView`, `GenericImage`, `RgbImage` [INFO] [stderr] --> src/qr_fit.rs:1:13 [INFO] [stderr] | [INFO] [stderr] 1 | use image::{GenericImage, GenericImageView, ImageBuffer, RgbImage, Luma, imageops}; [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `time::Duration` [INFO] [stderr] --> src/main.rs:9:19 [INFO] [stderr] | [INFO] [stderr] 9 | use std::{thread, time::Duration}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `embedded_graphics::prelude::*` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use embedded_graphics::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/init.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut i2c = [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/db_poller.rs:57:41 [INFO] [stderr] | [INFO] [stderr] 57 | ... let mut relay_pin = relay_pin.lock().unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/db_poller.rs:63:33 [INFO] [stderr] | [INFO] [stderr] 63 | ... let mut relay_pin = relay_pin.lock().unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/router.rs:26:25 [INFO] [stderr] | [INFO] [stderr] 26 | let mut id: String; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/qr_fit.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut perim = qr_arr.len(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/qr_fit.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut img = ImageBuffer::from_fn(perim as u32, perim as u32, |x, y| { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:43:33 [INFO] [stderr] | [INFO] [stderr] 43 | / ... match ip_qr_fit[x][y] { [INFO] [stderr] 44 | | ... 0 => Pixel(Point::new(x as i32 + 1, y as i32 + 1), BinaryColor::On).draw(disp), [INFO] [stderr] 45 | | ... _ => Pixel(Point::new(x as i32 + 1, y as i32 + 1), BinaryColor::Off).draw(disp) [INFO] [stderr] 46 | | ... }; [INFO] [stderr] | |________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:52:25 [INFO] [stderr] | [INFO] [stderr] 52 | / Rectangle::new(Point::new(0, 0), Point::new(63, 63)) [INFO] [stderr] 53 | | .into_styled( [INFO] [stderr] 54 | | PrimitiveStyleBuilder::new() [INFO] [stderr] 55 | | .stroke_width(1) [INFO] [stderr] ... | [INFO] [stderr] 58 | | ) [INFO] [stderr] 59 | | .draw(disp); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:65:25 [INFO] [stderr] | [INFO] [stderr] 65 | / Text::new("NO IP", Point::new(0, 0)) [INFO] [stderr] 66 | | .into_styled(TextStyle::new(Font12x16, BinaryColor::On)) [INFO] [stderr] 67 | | .draw(disp); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i2c` [INFO] [stderr] --> src/init.rs:59:14 [INFO] [stderr] | [INFO] [stderr] 59 | Some(i2c) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_i2c` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/init.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut i2c = [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/db_poller.rs:57:41 [INFO] [stderr] | [INFO] [stderr] 57 | ... let mut relay_pin = relay_pin.lock().unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/db_poller.rs:63:33 [INFO] [stderr] | [INFO] [stderr] 63 | ... let mut relay_pin = relay_pin.lock().unwrap(); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/router.rs:26:25 [INFO] [stderr] | [INFO] [stderr] 26 | let mut id: String; [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/qr_fit.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut perim = qr_arr.len(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/qr_fit.rs:22:9 [INFO] [stderr] | [INFO] [stderr] 22 | let mut img = ImageBuffer::from_fn(perim as u32, perim as u32, |x, y| { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:43:33 [INFO] [stderr] | [INFO] [stderr] 43 | / ... match ip_qr_fit[x][y] { [INFO] [stderr] 44 | | ... 0 => Pixel(Point::new(x as i32 + 1, y as i32 + 1), BinaryColor::On).draw(disp), [INFO] [stderr] 45 | | ... _ => Pixel(Point::new(x as i32 + 1, y as i32 + 1), BinaryColor::Off).draw(disp) [INFO] [stderr] 46 | | ... }; [INFO] [stderr] | |________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:52:25 [INFO] [stderr] | [INFO] [stderr] 52 | / Rectangle::new(Point::new(0, 0), Point::new(63, 63)) [INFO] [stderr] 53 | | .into_styled( [INFO] [stderr] 54 | | PrimitiveStyleBuilder::new() [INFO] [stderr] 55 | | .stroke_width(1) [INFO] [stderr] ... | [INFO] [stderr] 58 | | ) [INFO] [stderr] 59 | | .draw(disp); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/ip_poller.rs:65:25 [INFO] [stderr] | [INFO] [stderr] 65 | / Text::new("NO IP", Point::new(0, 0)) [INFO] [stderr] 66 | | .into_styled(TextStyle::new(Font12x16, BinaryColor::On)) [INFO] [stderr] 67 | | .draw(disp); [INFO] [stderr] | |________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 56s [INFO] running `"docker" "inspect" "21dc0e9f62f97138250743648d78e5fee70142d0e5b0b5cc28260b319783fed9"` [INFO] running `"docker" "rm" "-f" "21dc0e9f62f97138250743648d78e5fee70142d0e5b0b5cc28260b319783fed9"` [INFO] [stdout] 21dc0e9f62f97138250743648d78e5fee70142d0e5b0b5cc28260b319783fed9