[INFO] fetching crate system_data 0.1.1...
[INFO] building system_data-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate system_data 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate system_data 0.1.1
[INFO] finished tweaking crates.io crate system_data 0.1.1
[INFO] tweaked toml for crates.io crate system_data 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate system_data 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate system_data 0.1.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b02a93150b2c85e1a46a692fd86872643686c285cb6fb7d6f608e13492e873d5
[INFO] running `Command { std: "docker" "start" "-a" "b02a93150b2c85e1a46a692fd86872643686c285cb6fb7d6f608e13492e873d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02a93150b2c85e1a46a692fd86872643686c285cb6fb7d6f608e13492e873d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02a93150b2c85e1a46a692fd86872643686c285cb6fb7d6f608e13492e873d5", kill_on_drop: false }`
[INFO] [stdout] b02a93150b2c85e1a46a692fd86872643686c285cb6fb7d6f608e13492e873d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f611ee3a53a0a6951282427a6830758b5ea18cd45dbe21ba823ab1ae16bd0ef3
[INFO] running `Command { std: "docker" "start" "-a" "f611ee3a53a0a6951282427a6830758b5ea18cd45dbe21ba823ab1ae16bd0ef3", 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 1.31s
[INFO] running `Command { std: "docker" "inspect" "f611ee3a53a0a6951282427a6830758b5ea18cd45dbe21ba823ab1ae16bd0ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f611ee3a53a0a6951282427a6830758b5ea18cd45dbe21ba823ab1ae16bd0ef3", kill_on_drop: false }`
[INFO] [stdout] f611ee3a53a0a6951282427a6830758b5ea18cd45dbe21ba823ab1ae16bd0ef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9884a52e222a632aef5eb88843280db684227984e9977bb3e3ffb5b5263bba5c
[INFO] running `Command { std: "docker" "start" "-a" "9884a52e222a632aef5eb88843280db684227984e9977bb3e3ffb5b5263bba5c", kill_on_drop: false }`
[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] [stderr]    Compiling system_data v0.1.1 (/opt/rustwide/workdir)
[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] [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] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "9884a52e222a632aef5eb88843280db684227984e9977bb3e3ffb5b5263bba5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9884a52e222a632aef5eb88843280db684227984e9977bb3e3ffb5b5263bba5c", kill_on_drop: false }`
[INFO] [stdout] 9884a52e222a632aef5eb88843280db684227984e9977bb3e3ffb5b5263bba5c