Dec 06 08:49:09.712 INFO testing Uinelj/tred-rs against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 08:49:09.712 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:49:10.256 INFO [stdout] 39510f29665fce2e03d009421becc162e3e2fee68f0b81af1486381402683806
Dec 06 08:49:10.263 INFO running `"docker" "start" "-a" "39510f29665fce2e03d009421becc162e3e2fee68f0b81af1486381402683806"`
Dec 06 08:49:10.897 INFO [stderr] usermod: no changes
Dec 06 08:49:10.964 INFO [stderr]    Compiling tred v0.1.0 (/source)
Dec 06 08:49:11.226 INFO [stderr] warning: unused import: `rand::Rng`
Dec 06 08:49:11.226 INFO [stderr]  --> src/main.rs:7:5
Dec 06 08:49:11.226 INFO [stderr]   |
Dec 06 08:49:11.226 INFO [stderr] 7 | use rand::Rng;
Dec 06 08:49:11.226 INFO [stderr]   |     ^^^^^^^^^
Dec 06 08:49:11.226 INFO [stderr]   |
Dec 06 08:49:11.226 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 08:49:11.226 INFO [stderr] 
Dec 06 08:49:11.613 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
Dec 06 08:49:11.615 INFO [stderr] su: No module specific data is present
Dec 06 08:49:11.984 INFO running `"docker" "inspect" "39510f29665fce2e03d009421becc162e3e2fee68f0b81af1486381402683806"`
Dec 06 08:49:12.053 INFO running `"docker" "rm" "-f" "39510f29665fce2e03d009421becc162e3e2fee68f0b81af1486381402683806"`
Dec 06 08:49:12.115 INFO [stdout] 39510f29665fce2e03d009421becc162e3e2fee68f0b81af1486381402683806
Dec 06 08:49:12.117 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:49:12.359 INFO [stdout] 66a961a6eec85f9607808332eafa5cb176da9d699c6ca22c8b5f92980a51a148
Dec 06 08:49:12.366 INFO running `"docker" "start" "-a" "66a961a6eec85f9607808332eafa5cb176da9d699c6ca22c8b5f92980a51a148"`
Dec 06 08:49:12.767 INFO [stderr] usermod: no changes
Dec 06 08:49:12.801 INFO [stderr]    Compiling tred v0.1.0 (/source)
Dec 06 08:49:13.024 INFO [stderr] warning: unused import: `rand::Rng`
Dec 06 08:49:13.024 INFO [stderr]  --> src/main.rs:7:5
Dec 06 08:49:13.024 INFO [stderr]   |
Dec 06 08:49:13.024 INFO [stderr] 7 | use rand::Rng;
Dec 06 08:49:13.024 INFO [stderr]   |     ^^^^^^^^^
Dec 06 08:49:13.024 INFO [stderr]   |
Dec 06 08:49:13.024 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 08:49:13.024 INFO [stderr] 
Dec 06 08:49:13.297 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 06 08:49:13.300 INFO [stderr] su: No module specific data is present
Dec 06 08:49:13.604 INFO running `"docker" "inspect" "66a961a6eec85f9607808332eafa5cb176da9d699c6ca22c8b5f92980a51a148"`
Dec 06 08:49:13.794 INFO running `"docker" "rm" "-f" "66a961a6eec85f9607808332eafa5cb176da9d699c6ca22c8b5f92980a51a148"`
Dec 06 08:49:13.885 INFO [stdout] 66a961a6eec85f9607808332eafa5cb176da9d699c6ca22c8b5f92980a51a148
Dec 06 08:49:13.887 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 08:49:14.051 INFO [stdout] 52cac6da1ab89cc456cc7541f54a91fa3f9093d3c7f3e69e5b897d71f1fd8da6
Dec 06 08:49:14.054 INFO running `"docker" "start" "-a" "52cac6da1ab89cc456cc7541f54a91fa3f9093d3c7f3e69e5b897d71f1fd8da6"`
Dec 06 08:49:14.674 INFO [stderr] usermod: no changes
Dec 06 08:49:14.702 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 08:49:14.703 INFO [stderr]      Running /target/debug/deps/tred-ec29bbff5af4a1c6
Dec 06 08:49:14.704 INFO [stdout] 
Dec 06 08:49:14.704 INFO [stdout] running 0 tests
Dec 06 08:49:14.704 INFO [stdout] 
Dec 06 08:49:14.704 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 08:49:14.704 INFO [stdout] 
Dec 06 08:49:14.706 INFO [stderr] su: No module specific data is present
Dec 06 08:49:15.020 INFO running `"docker" "inspect" "52cac6da1ab89cc456cc7541f54a91fa3f9093d3c7f3e69e5b897d71f1fd8da6"`
Dec 06 08:49:15.219 INFO running `"docker" "rm" "-f" "52cac6da1ab89cc456cc7541f54a91fa3f9093d3c7f3e69e5b897d71f1fd8da6"`
Dec 06 08:49:15.386 INFO [stdout] 52cac6da1ab89cc456cc7541f54a91fa3f9093d3c7f3e69e5b897d71f1fd8da6