[INFO] updating cached repository AgustinCB/ruthless
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AgustinCB/ruthless
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AgustinCB/ruthless" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/AgustinCB/ruthless"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/AgustinCB/ruthless'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AgustinCB/ruthless" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/AgustinCB/ruthless"`
[INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/AgustinCB/ruthless'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7be077e447a57a1740ce2340630da6d2c5c67b67
[INFO] sha for GitHub repo AgustinCB/ruthless: 7be077e447a57a1740ce2340630da6d2c5c67b67
[INFO] validating manifest of AgustinCB/ruthless on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of AgustinCB/ruthless on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing AgustinCB/ruthless
[INFO] finished frobbing AgustinCB/ruthless
[INFO] frobbed toml for AgustinCB/ruthless written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/AgustinCB/ruthless/Cargo.toml
[INFO] started frobbing AgustinCB/ruthless
[INFO] finished frobbing AgustinCB/ruthless
[INFO] frobbed toml for AgustinCB/ruthless written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/AgustinCB/ruthless/Cargo.toml
[INFO] crate AgustinCB/ruthless already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking AgustinCB/ruthless against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-1/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/AgustinCB/ruthless:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b88ca09533b9f2653ac0e7f936c00b8e2af6acf683f0f5d483ce73e6f9f621df
[INFO] running `"docker" "start" "-a" "b88ca09533b9f2653ac0e7f936c00b8e2af6acf683f0f5d483ce73e6f9f621df"`
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.4
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tar v0.4.22
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking ruthless v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `image`
[INFO] [stderr]    --> src/main.rs:130:19
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn export_command(image: &str, tarball: &str) -> Result<(), Error> {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_image`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tarball`
[INFO] [stderr]    --> src/main.rs:130:32
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn export_command(image: &str, tarball: &str) -> Result<(), Error> {
[INFO] [stderr]     |                                ^^^^^^^ help: consider prefixing with an underscore: `_tarball`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `image`
[INFO] [stderr]    --> src/main.rs:130:19
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn export_command(image: &str, tarball: &str) -> Result<(), Error> {
[INFO] [stderr]     |                   ^^^^^ help: consider prefixing with an underscore: `_image`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tarball`
[INFO] [stderr]    --> src/main.rs:130:32
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn export_command(image: &str, tarball: &str) -> Result<(), Error> {
[INFO] [stderr]     |                                ^^^^^^^ help: consider prefixing with an underscore: `_tarball`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.17s
[INFO] running `"docker" "inspect" "b88ca09533b9f2653ac0e7f936c00b8e2af6acf683f0f5d483ce73e6f9f621df"`
[INFO] running `"docker" "rm" "-f" "b88ca09533b9f2653ac0e7f936c00b8e2af6acf683f0f5d483ce73e6f9f621df"`
[INFO] [stdout] b88ca09533b9f2653ac0e7f936c00b8e2af6acf683f0f5d483ce73e6f9f621df