[INFO] cloning repository https://github.com/neyaznafiz/system_data
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neyaznafiz/system_data" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneyaznafiz%2Fsystem_data", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneyaznafiz%2Fsystem_data'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7a9ecfea9bba681381afc7d65b79e357721a6c0
[INFO] building neyaznafiz/system_data against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneyaznafiz%2Fsystem_data" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/neyaznafiz/system_data
[INFO] finished tweaking git repo https://github.com/neyaznafiz/system_data
[INFO] tweaked toml for git repo https://github.com/neyaznafiz/system_data written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/neyaznafiz/system_data on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/neyaznafiz/system_data 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 281a2694a08954bfe30a14f5191927fb580cd764f53c51a2ce94674631c4c4ff
[INFO] running `Command { std: "docker" "start" "-a" "281a2694a08954bfe30a14f5191927fb580cd764f53c51a2ce94674631c4c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "281a2694a08954bfe30a14f5191927fb580cd764f53c51a2ce94674631c4c4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281a2694a08954bfe30a14f5191927fb580cd764f53c51a2ce94674631c4c4ff", kill_on_drop: false }`
[INFO] [stdout] 281a2694a08954bfe30a14f5191927fb580cd764f53c51a2ce94674631c4c4ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5669ddb9deb48b0f510bc09608491c0256267d7bf51c7619db86f5d22a3b4966
[INFO] running `Command { std: "docker" "start" "-a" "5669ddb9deb48b0f510bc09608491c0256267d7bf51c7619db86f5d22a3b4966", kill_on_drop: false }`
[INFO] [stderr]    Compiling system_data v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error` and `result`
[INFO] [stdout]  --> src/cpu_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error, result};
[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 import: `error`
[INFO] [stdout]  --> src/disk_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error};
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/sanitize_data.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Output, error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/sanitize_data.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |   if let Err(error) = result {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/disk_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error};
[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 imports: `error` and `result`
[INFO] [stdout]  --> src/cpu_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error, result};
[INFO] [stdout]   |                             ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/sanitize_data.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Output, error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/sanitize_data.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |   if let Err(error) = result {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "5669ddb9deb48b0f510bc09608491c0256267d7bf51c7619db86f5d22a3b4966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5669ddb9deb48b0f510bc09608491c0256267d7bf51c7619db86f5d22a3b4966", kill_on_drop: false }`
[INFO] [stdout] 5669ddb9deb48b0f510bc09608491c0256267d7bf51c7619db86f5d22a3b4966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51a42464b4b07183f0c77708b20c69b509a109abd2a122befeeaaabfc69b70c9
[INFO] running `Command { std: "docker" "start" "-a" "51a42464b4b07183f0c77708b20c69b509a109abd2a122befeeaaabfc69b70c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling system_data v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `error` and `result`
[INFO] [stdout]  --> src/cpu_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error, result};
[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 import: `error`
[INFO] [stdout]  --> src/disk_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error};
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/sanitize_data.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Output, error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/sanitize_data.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |   if let Err(error) = result {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/disk_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error};
[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 imports: `error` and `result`
[INFO] [stdout]  --> src/cpu_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error, result};
[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 import: `error`
[INFO] [stdout]  --> src/disk_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error};
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error` and `result`
[INFO] [stdout]  --> src/cpu_info.rs:1:29
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Command, error, result};
[INFO] [stdout]   |                             ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/sanitize_data.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Output, error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `error`
[INFO] [stdout]  --> src/sanitize_data.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{process::Output, error};
[INFO] [stdout]   |                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/sanitize_data.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |   if let Err(error) = result {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/sanitize_data.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |   if let Err(error) = result {
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "51a42464b4b07183f0c77708b20c69b509a109abd2a122befeeaaabfc69b70c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51a42464b4b07183f0c77708b20c69b509a109abd2a122befeeaaabfc69b70c9", kill_on_drop: false }`
[INFO] [stdout] 51a42464b4b07183f0c77708b20c69b509a109abd2a122befeeaaabfc69b70c9