[INFO] cloning repository https://github.com/Sammy275/SensorRepo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sammy275/SensorRepo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy275%2FSensorRepo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy275%2FSensorRepo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 133aab82a9445f1d3d504bd855d26007bdb1a7e8 [INFO] checking Sammy275/SensorRepo against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSammy275%2FSensorRepo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Sammy275/SensorRepo [INFO] finished tweaking git repo https://github.com/Sammy275/SensorRepo [INFO] tweaked toml for git repo https://github.com/Sammy275/SensorRepo written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Sammy275/SensorRepo on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Sammy275/SensorRepo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10aa565b5bf6d6caad206b9838ead4af5faa87888176ce870e445dfb10a85453 [INFO] running `Command { std: "docker" "start" "-a" "10aa565b5bf6d6caad206b9838ead4af5faa87888176ce870e445dfb10a85453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10aa565b5bf6d6caad206b9838ead4af5faa87888176ce870e445dfb10a85453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10aa565b5bf6d6caad206b9838ead4af5faa87888176ce870e445dfb10a85453", kill_on_drop: false }` [INFO] [stdout] 10aa565b5bf6d6caad206b9838ead4af5faa87888176ce870e445dfb10a85453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 012bdfac3dab81b136ae76fe3fd50f3ea903ab26df28c368377133caadac0ada [INFO] running `Command { std: "docker" "start" "-a" "012bdfac3dab81b136ae76fe3fd50f3ea903ab26df28c368377133caadac0ada", kill_on_drop: false }` [INFO] [stderr] Checking logic v0.1.0 (/opt/rustwide/workdir/logic) [INFO] [stderr] Checking loging v0.1.0 (/opt/rustwide/workdir/loging) [INFO] [stdout] warning: unused import: `prelude` [INFO] [stdout] --> loging/src/lib.rs:8:25 [INFO] [stdout] | [INFO] [stdout] 8 | use std::io::{self, prelude::*, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> loging/src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | io::stdin().read_line(&mut pass); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 21 | let _ = io::stdin().read_line(&mut pass); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> loging/src/lib.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | File::create(&filename); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = File::create(&filename); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking prac2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "012bdfac3dab81b136ae76fe3fd50f3ea903ab26df28c368377133caadac0ada", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "012bdfac3dab81b136ae76fe3fd50f3ea903ab26df28c368377133caadac0ada", kill_on_drop: false }` [INFO] [stdout] 012bdfac3dab81b136ae76fe3fd50f3ea903ab26df28c368377133caadac0ada