Nov 17 01:36:37.420 INFO testing hamadakafu/rust_client against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 01:36:37.420 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 01:36:37.641 INFO [stdout] 0d197e86aa12524fc6349786be3310088a213b6e7150b2b1c9f5005bf568cc1a
Nov 17 01:36:37.644 INFO running `"docker" "start" "-a" "0d197e86aa12524fc6349786be3310088a213b6e7150b2b1c9f5005bf568cc1a"`
Nov 17 01:36:38.089 INFO [stderr] usermod: no changes
Nov 17 01:36:38.123 INFO [stderr]    Compiling rust_client v0.1.0 (/source)
Nov 17 01:36:38.357 INFO [stderr] warning: unused variable: `buf`
Nov 17 01:36:38.357 INFO [stderr]   --> src/main.rs:10:7
Nov 17 01:36:38.357 INFO [stderr]    |
Nov 17 01:36:38.357 INFO [stderr] 10 |   let buf = String::new();
Nov 17 01:36:38.357 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 17 01:36:38.357 INFO [stderr]    |
Nov 17 01:36:38.357 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 01:36:38.357 INFO [stderr] 
Nov 17 01:36:38.810 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Nov 17 01:36:38.816 INFO [stderr] su: No module specific data is present
Nov 17 01:36:39.265 INFO running `"docker" "inspect" "0d197e86aa12524fc6349786be3310088a213b6e7150b2b1c9f5005bf568cc1a"`
Nov 17 01:36:39.466 INFO running `"docker" "rm" "-f" "0d197e86aa12524fc6349786be3310088a213b6e7150b2b1c9f5005bf568cc1a"`
Nov 17 01:36:39.612 INFO [stdout] 0d197e86aa12524fc6349786be3310088a213b6e7150b2b1c9f5005bf568cc1a
Nov 17 01:36:39.614 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 01:36:39.922 INFO [stdout] ad860b16112f5f640cfaf0910f0601d4126a2c6ed998d9e0dc797614968a0f1e
Nov 17 01:36:39.924 INFO running `"docker" "start" "-a" "ad860b16112f5f640cfaf0910f0601d4126a2c6ed998d9e0dc797614968a0f1e"`
Nov 17 01:36:40.380 INFO [stderr] usermod: no changes
Nov 17 01:36:40.426 INFO [stderr]    Compiling rust_client v0.1.0 (/source)
Nov 17 01:36:40.689 INFO [stderr] warning: unused variable: `buf`
Nov 17 01:36:40.689 INFO [stderr]   --> src/main.rs:10:7
Nov 17 01:36:40.689 INFO [stderr]    |
Nov 17 01:36:40.689 INFO [stderr] 10 |   let buf = String::new();
Nov 17 01:36:40.689 INFO [stderr]    |       ^^^ help: consider using `_buf` instead
Nov 17 01:36:40.689 INFO [stderr]    |
Nov 17 01:36:40.689 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 17 01:36:40.689 INFO [stderr] 
Nov 17 01:36:40.979 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Nov 17 01:36:40.984 INFO [stderr] su: No module specific data is present
Nov 17 01:36:41.429 INFO running `"docker" "inspect" "ad860b16112f5f640cfaf0910f0601d4126a2c6ed998d9e0dc797614968a0f1e"`
Nov 17 01:36:41.637 INFO running `"docker" "rm" "-f" "ad860b16112f5f640cfaf0910f0601d4126a2c6ed998d9e0dc797614968a0f1e"`
Nov 17 01:36:41.795 INFO [stdout] ad860b16112f5f640cfaf0910f0601d4126a2c6ed998d9e0dc797614968a0f1e
Nov 17 01:36:41.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 01:36:42.103 INFO [stdout] f010d5e9b94457ee67b295e000561c0a05dc32c3f2a184dfecaa344e9394faa6
Nov 17 01:36:42.108 INFO running `"docker" "start" "-a" "f010d5e9b94457ee67b295e000561c0a05dc32c3f2a184dfecaa344e9394faa6"`
Nov 17 01:36:43.011 INFO [stderr] usermod: no changes
Nov 17 01:36:43.061 INFO [stdout] 
Nov 17 01:36:43.062 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Nov 17 01:36:43.062 INFO [stdout] running 0 tests
Nov 17 01:36:43.062 INFO [stderr]      Running /target/debug/deps/rust_client-4b9b309c8be7ea29
Nov 17 01:36:43.063 INFO [stdout] 
Nov 17 01:36:43.063 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 01:36:43.063 INFO [stdout] 
Nov 17 01:36:43.065 INFO [stderr] su: No module specific data is present
Nov 17 01:36:43.439 INFO running `"docker" "inspect" "f010d5e9b94457ee67b295e000561c0a05dc32c3f2a184dfecaa344e9394faa6"`
Nov 17 01:36:43.553 INFO running `"docker" "rm" "-f" "f010d5e9b94457ee67b295e000561c0a05dc32c3f2a184dfecaa344e9394faa6"`
Nov 17 01:36:43.681 INFO [stdout] f010d5e9b94457ee67b295e000561c0a05dc32c3f2a184dfecaa344e9394faa6