Dec 13 15:32:24.983 INFO testing jhwagner/rust_by_example_solutions against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:32:24.983 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:32:25.439 INFO [stdout] 4da197074079ddbce71ec346e62f41daeea1e5693e8db5dd545377de6c6659cd
Dec 13 15:32:25.441 INFO running `"docker" "start" "-a" "4da197074079ddbce71ec346e62f41daeea1e5693e8db5dd545377de6c6659cd"`
Dec 13 15:32:26.606 INFO [stderr] usermod: no changes
Dec 13 15:32:26.715 INFO [stderr]    Compiling rust_by_example_solutions v0.1.0 (/source)
Dec 13 15:32:27.479 INFO [stderr] warning: struct is never constructed: `Structure`
Dec 13 15:32:27.479 INFO [stderr]   --> src/bin/1_2_0_formatted_print.rs:27:5
Dec 13 15:32:27.479 INFO [stderr]    |
Dec 13 15:32:27.479 INFO [stderr] 27 |     struct Structure(i32);
Dec 13 15:32:27.479 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 13 15:32:27.479 INFO [stderr]    |
Dec 13 15:32:27.479 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 15:32:27.479 INFO [stderr] 
Dec 13 15:32:28.575 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Dec 13 15:32:28.575 INFO [stderr] su: No module specific data is present
Dec 13 15:32:29.316 INFO running `"docker" "inspect" "4da197074079ddbce71ec346e62f41daeea1e5693e8db5dd545377de6c6659cd"`
Dec 13 15:32:29.627 INFO running `"docker" "rm" "-f" "4da197074079ddbce71ec346e62f41daeea1e5693e8db5dd545377de6c6659cd"`
Dec 13 15:32:29.907 INFO [stdout] 4da197074079ddbce71ec346e62f41daeea1e5693e8db5dd545377de6c6659cd
Dec 13 15:32:29.915 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:32:30.389 INFO [stdout] 495950c9d269214378de41c0e2bbbd1333771f47566648f71f0037772660f8dd
Dec 13 15:32:30.397 INFO running `"docker" "start" "-a" "495950c9d269214378de41c0e2bbbd1333771f47566648f71f0037772660f8dd"`
Dec 13 15:32:31.918 INFO [stderr] usermod: no changes
Dec 13 15:32:31.985 INFO [stderr]    Compiling rust_by_example_solutions v0.1.0 (/source)
Dec 13 15:32:35.073 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
Dec 13 15:32:35.079 INFO [stderr] su: No module specific data is present
Dec 13 15:32:35.936 INFO running `"docker" "inspect" "495950c9d269214378de41c0e2bbbd1333771f47566648f71f0037772660f8dd"`
Dec 13 15:32:36.309 INFO running `"docker" "rm" "-f" "495950c9d269214378de41c0e2bbbd1333771f47566648f71f0037772660f8dd"`
Dec 13 15:32:36.626 INFO [stdout] 495950c9d269214378de41c0e2bbbd1333771f47566648f71f0037772660f8dd
Dec 13 15:32:36.635 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:32:37.031 INFO [stdout] 3d35525b9b0d380d780ca879e07deaad167ee8e8055fc393a1dfa25977fdbc57
Dec 13 15:32:37.039 INFO running `"docker" "start" "-a" "3d35525b9b0d380d780ca879e07deaad167ee8e8055fc393a1dfa25977fdbc57"`
Dec 13 15:32:38.214 INFO [stderr] usermod: no changes
Dec 13 15:32:38.279 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 15:32:38.295 INFO [stderr]      Running /target/debug/deps/1_0_0_hello_world-9dbe9c99d14a88c1
Dec 13 15:32:38.302 INFO [stdout] 
Dec 13 15:32:38.302 INFO [stdout] running 0 tests
Dec 13 15:32:38.302 INFO [stdout] 
Dec 13 15:32:38.302 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:38.303 INFO [stdout] 
Dec 13 15:32:38.303 INFO [stderr]      Running /target/debug/deps/1_2_0_formatted_print-9207167f2bdfa559
Dec 13 15:32:38.307 INFO [stderr]      Running /target/debug/deps/1_2_2_display-58a0685267c89bbf
Dec 13 15:32:38.308 INFO [stdout] 
Dec 13 15:32:38.308 INFO [stdout] running 0 tests
Dec 13 15:32:38.308 INFO [stdout] 
Dec 13 15:32:38.308 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:38.308 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stderr]      Running /target/debug/deps/1_2_3_formatting-587ba0a7505c6c47
Dec 13 15:32:38.315 INFO [stderr]      Running /target/debug/deps/2_2_0_tuples-ffc009ac2875a7ac
Dec 13 15:32:38.315 INFO [stderr] su: No module specific data is present
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] running 0 tests
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] running 0 tests
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] running 0 tests
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:38.315 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:38.315 INFO [stdout] 
Dec 13 15:32:39.023 INFO running `"docker" "inspect" "3d35525b9b0d380d780ca879e07deaad167ee8e8055fc393a1dfa25977fdbc57"`
Dec 13 15:32:39.304 INFO running `"docker" "rm" "-f" "3d35525b9b0d380d780ca879e07deaad167ee8e8055fc393a1dfa25977fdbc57"`
Dec 13 15:32:39.638 INFO [stdout] 3d35525b9b0d380d780ca879e07deaad167ee8e8055fc393a1dfa25977fdbc57