[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] b91dacf..abc37af master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] abc37af4129ffad0fea97ac8a42d24c57d0d9554 [INFO] checking vmasdani/smart-garden against master#7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 for pr-71873 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvmasdani%2Fsmart-garden" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vmasdani/smart-garden on toolchain 7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3 [INFO] running `"/workspace/cargo-home/bin/cargo" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "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-13/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+7c59a81a5fcbaaca311f744cd7c68d99bfbb05d3" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c1f16941d882ccca6e4505b32f4ad8851d6395f1c0cc4deb8bd1276fb05a9c46 [INFO] running `"docker" "start" "-a" "c1f16941d882ccca6e4505b32f4ad8851d6395f1c0cc4deb8bd1276fb05a9c46"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.6 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking nb v0.1.2 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling ssd1306 v0.2.6 [INFO] [stderr] Checking bitflags v0.3.3 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking checked_int_cast v1.0.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking machine-ip v0.2.1 [INFO] [stderr] Checking mosquitto-client v0.1.5 [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] Compiling nom v4.2.3 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling sqlite3-src v0.2.9 [INFO] [stderr] Compiling wiringpi v0.2.4 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking sqlite3-sys v0.12.0 [INFO] [stderr] Checking sqlite v0.25.0 [INFO] [stderr] Checking tinybmp v0.1.0 [INFO] [stderr] Checking tinytga v0.1.0 [INFO] [stderr] Checking embedded-graphics v0.4.9 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking spidev v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking i2cdev v0.4.2 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Checking linux-embedded-hal v0.2.2 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking smart_garden v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `Line` [INFO] [stderr] --> src/ip_poller.rs:3:43 [INFO] [stderr] | [INFO] [stderr] 3 | use embedded_graphics::primitives::{Rect, Line}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `embedded_graphics::fonts::Font12x16` [INFO] [stderr] --> src/ip_poller.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use embedded_graphics::fonts::Font12x16; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude::*` [INFO] [stderr] --> src/ip_poller.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use ssd1306::{prelude::*, mode::GraphicsMode, Builder}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Line` [INFO] [stderr] --> src/ip_poller.rs:3:43 [INFO] [stderr] | [INFO] [stderr] 3 | use embedded_graphics::primitives::{Rect, Line}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `embedded_graphics::fonts::Font12x16` [INFO] [stderr] --> src/ip_poller.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use embedded_graphics::fonts::Font12x16; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `prelude::*` [INFO] [stderr] --> src/ip_poller.rs:6:15 [INFO] [stderr] | [INFO] [stderr] 6 | use ssd1306::{prelude::*, mode::GraphicsMode, Builder}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `control` [INFO] [stderr] --> src/main.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let control = m.subscribe("control", 0).expect("Cannot subscribe to control topic!"); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_control` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `schedule` [INFO] [stderr] --> src/main.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | let schedule = m.subscribe("schedule/#", 0).expect("Cannot subscribe to schedule!"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_schedule` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `watering` [INFO] [stderr] --> src/main.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | let watering = m.subscribe("watering/#", 0).expect("Cannot subscribe to watering!"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_watering` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `power` [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | let power = m.subscribe("power", 0).expect("Cannot subscribe to power!"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_power` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `control` [INFO] [stderr] --> src/main.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let control = m.subscribe("control", 0).expect("Cannot subscribe to control topic!"); [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_control` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `schedule` [INFO] [stderr] --> src/main.rs:103:13 [INFO] [stderr] | [INFO] [stderr] 103 | let schedule = m.subscribe("schedule/#", 0).expect("Cannot subscribe to schedule!"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_schedule` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `watering` [INFO] [stderr] --> src/main.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | let watering = m.subscribe("watering/#", 0).expect("Cannot subscribe to watering!"); [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_watering` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `power` [INFO] [stderr] --> src/main.rs:105:13 [INFO] [stderr] | [INFO] [stderr] 105 | let power = m.subscribe("power", 0).expect("Cannot subscribe to power!"); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_power` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | connection.execute("insert into watering_time(id, minute, second) values(1, 0, 10)"); [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/main.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | m.connect("0.0.0.0", 1883); [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/main.rs:148:21 [INFO] [stderr] | [INFO] [stderr] 148 | connection.execute(format!("insert into schedule(hour, minute) values({}, {})", hour, minute)); [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/main.rs:160:21 [INFO] [stderr] | [INFO] [stderr] 160 | connection.execute(format!("delete from schedule where id={}", id)); [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/main.rs:195:21 [INFO] [stderr] | [INFO] [stderr] 195 | connection.execute(format!("update watering_time set minute={}, second={} where id=1", minute, second)); [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/main.rs:231:9 [INFO] [stderr] | [INFO] [stderr] 231 | m.loop_until_disconnect(200); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:88:9 [INFO] [stderr] | [INFO] [stderr] 88 | connection.execute("insert into watering_time(id, minute, second) values(1, 0, 10)"); [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/main.rs:100:9 [INFO] [stderr] | [INFO] [stderr] 100 | m.connect("0.0.0.0", 1883); [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/main.rs:148:21 [INFO] [stderr] | [INFO] [stderr] 148 | connection.execute(format!("insert into schedule(hour, minute) values({}, {})", hour, minute)); [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/main.rs:160:21 [INFO] [stderr] | [INFO] [stderr] 160 | connection.execute(format!("delete from schedule where id={}", id)); [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/main.rs:195:21 [INFO] [stderr] | [INFO] [stderr] 195 | connection.execute(format!("update watering_time set minute={}, second={} where id=1", minute, second)); [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/main.rs:231:9 [INFO] [stderr] | [INFO] [stderr] 231 | m.loop_until_disconnect(200); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 09s [INFO] running `"docker" "inspect" "c1f16941d882ccca6e4505b32f4ad8851d6395f1c0cc4deb8bd1276fb05a9c46"` [INFO] running `"docker" "rm" "-f" "c1f16941d882ccca6e4505b32f4ad8851d6395f1c0cc4deb8bd1276fb05a9c46"` [INFO] [stdout] c1f16941d882ccca6e4505b32f4ad8851d6395f1c0cc4deb8bd1276fb05a9c46