Dec 13 20:08:20.470 INFO testing erfanelahi/rust against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 20:08:20.470 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:08:21.068 INFO [stdout] 95a9e72f48cb63d9a769123785fefd1dbfed2acc1879bce257c4cf123b209153
Dec 13 20:08:21.071 INFO running `"docker" "start" "-a" "95a9e72f48cb63d9a769123785fefd1dbfed2acc1879bce257c4cf123b209153"`
Dec 13 20:08:22.702 INFO [stderr] usermod: no changes
Dec 13 20:08:22.787 INFO [stderr]    Compiling rand v0.3.15
Dec 13 20:08:25.315 INFO [stderr]    Compiling rust v0.1.0 (/source)
Dec 13 20:08:25.843 INFO [stderr] warning: unused variable: `f`
Dec 13 20:08:25.843 INFO [stderr]   --> src/main.rs:27:9
Dec 13 20:08:25.843 INFO [stderr]    |
Dec 13 20:08:25.843 INFO [stderr] 27 |     let f = match f {
Dec 13 20:08:25.843 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 20:08:25.843 INFO [stderr]    |
Dec 13 20:08:25.843 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 20:08:25.843 INFO [stderr] 
Dec 13 20:08:25.872 INFO [stderr] warning: unused attribute
Dec 13 20:08:25.872 INFO [stderr]    --> src/main.rs:100:5
Dec 13 20:08:25.872 INFO [stderr]     |
Dec 13 20:08:25.872 INFO [stderr] 100 |     #[derive(Debug)]
Dec 13 20:08:25.872 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 13 20:08:25.872 INFO [stderr]     |
Dec 13 20:08:25.872 INFO [stderr]     = note: #[warn(unused_attributes)] on by default
Dec 13 20:08:25.872 INFO [stderr] 
Dec 13 20:08:26.130 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.39s
Dec 13 20:08:26.130 INFO [stderr] su: No module specific data is present
Dec 13 20:08:26.932 INFO running `"docker" "inspect" "95a9e72f48cb63d9a769123785fefd1dbfed2acc1879bce257c4cf123b209153"`
Dec 13 20:08:27.100 INFO running `"docker" "rm" "-f" "95a9e72f48cb63d9a769123785fefd1dbfed2acc1879bce257c4cf123b209153"`
Dec 13 20:08:27.247 INFO [stdout] 95a9e72f48cb63d9a769123785fefd1dbfed2acc1879bce257c4cf123b209153
Dec 13 20:08:27.249 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:08:27.547 INFO [stdout] 32247dfbbca9ee6eb8ce601ecc46dc061c2e231b2a2a772601edc8ac2c5d1d76
Dec 13 20:08:27.549 INFO running `"docker" "start" "-a" "32247dfbbca9ee6eb8ce601ecc46dc061c2e231b2a2a772601edc8ac2c5d1d76"`
Dec 13 20:08:28.695 INFO [stderr] usermod: no changes
Dec 13 20:08:28.771 INFO [stderr]    Compiling rust v0.1.0 (/source)
Dec 13 20:08:29.321 INFO [stderr] warning: unused variable: `f`
Dec 13 20:08:29.321 INFO [stderr]   --> src/main.rs:27:9
Dec 13 20:08:29.321 INFO [stderr]    |
Dec 13 20:08:29.321 INFO [stderr] 27 |     let f = match f {
Dec 13 20:08:29.322 INFO [stderr]    |         ^ help: consider using `_f` instead
Dec 13 20:08:29.322 INFO [stderr]    |
Dec 13 20:08:29.322 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 20:08:29.322 INFO [stderr] 
Dec 13 20:08:29.355 INFO [stderr] warning: unused attribute
Dec 13 20:08:29.355 INFO [stderr]    --> src/main.rs:100:5
Dec 13 20:08:29.355 INFO [stderr]     |
Dec 13 20:08:29.355 INFO [stderr] 100 |     #[derive(Debug)]
Dec 13 20:08:29.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 13 20:08:29.355 INFO [stderr]     |
Dec 13 20:08:29.355 INFO [stderr]     = note: #[warn(unused_attributes)] on by default
Dec 13 20:08:29.355 INFO [stderr] 
Dec 13 20:08:29.689 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
Dec 13 20:08:29.692 INFO [stderr] su: No module specific data is present
Dec 13 20:08:30.417 INFO running `"docker" "inspect" "32247dfbbca9ee6eb8ce601ecc46dc061c2e231b2a2a772601edc8ac2c5d1d76"`
Dec 13 20:08:30.665 INFO running `"docker" "rm" "-f" "32247dfbbca9ee6eb8ce601ecc46dc061c2e231b2a2a772601edc8ac2c5d1d76"`
Dec 13 20:08:30.955 INFO [stdout] 32247dfbbca9ee6eb8ce601ecc46dc061c2e231b2a2a772601edc8ac2c5d1d76
Dec 13 20:08:30.957 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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"`
Dec 13 20:08:31.371 INFO [stdout] 1f9e266b4538db14853e44cf3332ce481532d531c49dec8380ac24e061c07343
Dec 13 20:08:31.373 INFO running `"docker" "start" "-a" "1f9e266b4538db14853e44cf3332ce481532d531c49dec8380ac24e061c07343"`
Dec 13 20:08:32.767 INFO [stderr] usermod: no changes
Dec 13 20:08:32.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 20:08:32.816 INFO [stderr]      Running /target/debug/deps/rust-be8b8eb14a593568
Dec 13 20:08:32.818 INFO [stdout] 
Dec 13 20:08:32.818 INFO [stdout] running 0 tests
Dec 13 20:08:32.818 INFO [stdout] 
Dec 13 20:08:32.818 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 20:08:32.818 INFO [stdout] 
Dec 13 20:08:32.820 INFO [stderr] su: No module specific data is present
Dec 13 20:08:33.768 INFO running `"docker" "inspect" "1f9e266b4538db14853e44cf3332ce481532d531c49dec8380ac24e061c07343"`
Dec 13 20:08:34.037 INFO running `"docker" "rm" "-f" "1f9e266b4538db14853e44cf3332ce481532d531c49dec8380ac24e061c07343"`
Dec 13 20:08:34.438 INFO [stdout] 1f9e266b4538db14853e44cf3332ce481532d531c49dec8380ac24e061c07343