[INFO] fetching crate system_data 0.1.1...
[INFO] testing system_data-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate system_data 0.1.1 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate system_data 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48132e569f0cdaf4b562e37e6c808f2e8762d38e6e05ad8376df6120bb6a95f7
[INFO] running `Command { std: "docker" "start" "-a" "48132e569f0cdaf4b562e37e6c808f2e8762d38e6e05ad8376df6120bb6a95f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48132e569f0cdaf4b562e37e6c808f2e8762d38e6e05ad8376df6120bb6a95f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48132e569f0cdaf4b562e37e6c808f2e8762d38e6e05ad8376df6120bb6a95f7", kill_on_drop: false }`
[INFO] [stdout] 48132e569f0cdaf4b562e37e6c808f2e8762d38e6e05ad8376df6120bb6a95f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fc01661b1b1e072b92c39866e0c56979fa3aae77b289b545aa9515be7d4eb4a
[INFO] running `Command { std: "docker" "start" "-a" "5fc01661b1b1e072b92c39866e0c56979fa3aae77b289b545aa9515be7d4eb4a", 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 1.08s
[INFO] running `Command { std: "docker" "inspect" "5fc01661b1b1e072b92c39866e0c56979fa3aae77b289b545aa9515be7d4eb4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fc01661b1b1e072b92c39866e0c56979fa3aae77b289b545aa9515be7d4eb4a", kill_on_drop: false }`
[INFO] [stdout] 5fc01661b1b1e072b92c39866e0c56979fa3aae77b289b545aa9515be7d4eb4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ee0542ecdf2c5d1645cd83cc415db6c68cab82b08a94319e60278d2852a74ed
[INFO] running `Command { std: "docker" "start" "-a" "6ee0542ecdf2c5d1645cd83cc415db6c68cab82b08a94319e60278d2852a74ed", 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] [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]    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 `test` profile [optimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "6ee0542ecdf2c5d1645cd83cc415db6c68cab82b08a94319e60278d2852a74ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee0542ecdf2c5d1645cd83cc415db6c68cab82b08a94319e60278d2852a74ed", kill_on_drop: false }`
[INFO] [stdout] 6ee0542ecdf2c5d1645cd83cc415db6c68cab82b08a94319e60278d2852a74ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6329d9fc3c328e09c9d0a38e50b730b10e23031a46d24c5c024d037a9ffd1b9c
[INFO] running `Command { std: "docker" "start" "-a" "6329d9fc3c328e09c9d0a38e50b730b10e23031a46d24c5c024d037a9ffd1b9c", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `error` and `result`
[INFO] [stderr]  --> src/cpu_info.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{process::Command, error, result};
[INFO] [stderr]   |                             ^^^^^  ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/disk_info.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{process::Command, error};
[INFO] [stderr]   |                             ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/sanitize_data.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{process::Output, error};
[INFO] [stderr]   |                            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/sanitize_data.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |   if let Err(error) = result {
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `system_data` (lib) generated 4 warnings (run `cargo fix --lib -p system_data` to apply 3 suggestions)
[INFO] [stderr] warning: unused import: `error`
[INFO] [stderr]  --> src/disk_info.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{process::Command, error};
[INFO] [stderr]   |                             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error` and `result`
[INFO] [stderr]  --> src/cpu_info.rs:1:29
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{process::Command, error, result};
[INFO] [stderr]   |                             ^^^^^  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `system_data` (bin "system_data" test) generated 4 warnings (2 duplicates) (run `cargo fix --bin "system_data" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `system_data` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/system_data-d038cfdc5274169e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/system_data-73c62cb3ea7d1720)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests system_data
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - read_doc (line 18) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - read_doc (line 18) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `/`
[INFO] [stdout]  --> src/lib.rs:19:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | src/main.rs
[INFO] [stdout]   |    ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - read_doc (line 18)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6329d9fc3c328e09c9d0a38e50b730b10e23031a46d24c5c024d037a9ffd1b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6329d9fc3c328e09c9d0a38e50b730b10e23031a46d24c5c024d037a9ffd1b9c", kill_on_drop: false }`
[INFO] [stdout] 6329d9fc3c328e09c9d0a38e50b730b10e23031a46d24c5c024d037a9ffd1b9c