Dec 01 02:07:51.104 INFO testing sivakon/rust-exp against 1.30.1 for beta-1.31-5
Dec 01 02:07:51.106 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 02:07:51.747 INFO [stdout] 4b0dfe680fb61631edf47dd6ddf53fdc68857691069db0177f24a0dbe0467c9e
Dec 01 02:07:51.755 INFO running `"docker" "start" "-a" "4b0dfe680fb61631edf47dd6ddf53fdc68857691069db0177f24a0dbe0467c9e"`
Dec 01 02:07:53.087 INFO [stderr] usermod: no changes
Dec 01 02:07:53.139 INFO [stderr]    Compiling rustlvl2 v0.1.0 (/source)
Dec 01 02:07:53.247 INFO [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
Dec 01 02:07:53.247 INFO [stderr]   --> src/main.rs:53:9
Dec 01 02:07:53.247 INFO [stderr]    |
Dec 01 02:07:53.247 INFO [stderr] 53 | #[allow(unused_doc_comment)]
Dec 01 02:07:53.247 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
Dec 01 02:07:53.247 INFO [stderr]    |
Dec 01 02:07:53.247 INFO [stderr]    = note: #[warn(renamed_and_removed_lints)] on by default
Dec 01 02:07:53.247 INFO [stderr] 
Dec 01 02:07:53.427 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 02:07:53.427 INFO [stderr]    --> src/main.rs:97:5
Dec 01 02:07:53.427 INFO [stderr]     |
Dec 01 02:07:53.427 INFO [stderr] 97  | /     /**
Dec 01 02:07:53.427 INFO [stderr] 98  | |      * this is an unused documentation step
Dec 01 02:07:53.427 INFO [stderr] 99  | |      * HASHMAP
Dec 01 02:07:53.427 INFO [stderr] 100 | |      */
Dec 01 02:07:53.427 INFO [stderr]     | |_______^
Dec 01 02:07:53.427 INFO [stderr]     |
Dec 01 02:07:53.427 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 01 02:07:53.427 INFO [stderr] 
Dec 01 02:07:53.427 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 02:07:53.427 INFO [stderr]    --> src/main.rs:148:5
Dec 01 02:07:53.427 INFO [stderr]     |
Dec 01 02:07:53.427 INFO [stderr] 148 | /     /**
Dec 01 02:07:53.427 INFO [stderr] 149 | |      * Some exercises
Dec 01 02:07:53.427 INFO [stderr] 150 | |      */
Dec 01 02:07:53.427 INFO [stderr]     | |_______^
Dec 01 02:07:53.427 INFO [stderr] 
Dec 01 02:07:55.345 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
Dec 01 02:07:55.347 INFO [stderr] su: No module specific data is present
Dec 01 02:07:56.196 INFO running `"docker" "inspect" "4b0dfe680fb61631edf47dd6ddf53fdc68857691069db0177f24a0dbe0467c9e"`
Dec 01 02:07:56.487 INFO running `"docker" "rm" "-f" "4b0dfe680fb61631edf47dd6ddf53fdc68857691069db0177f24a0dbe0467c9e"`
Dec 01 02:07:56.751 INFO [stdout] 4b0dfe680fb61631edf47dd6ddf53fdc68857691069db0177f24a0dbe0467c9e
Dec 01 02:07:56.758 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 02:07:57.257 INFO [stdout] f898dd7ab8893f54e623cdf4966f25b75e1ae1564764b64402f26842bc1aacb1
Dec 01 02:07:57.260 INFO running `"docker" "start" "-a" "f898dd7ab8893f54e623cdf4966f25b75e1ae1564764b64402f26842bc1aacb1"`
Dec 01 02:07:59.154 INFO [stderr] usermod: no changes
Dec 01 02:07:59.223 INFO [stderr]    Compiling rustlvl2 v0.1.0 (/source)
Dec 01 02:07:59.367 INFO [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
Dec 01 02:07:59.367 INFO [stderr]   --> src/main.rs:53:9
Dec 01 02:07:59.367 INFO [stderr]    |
Dec 01 02:07:59.367 INFO [stderr] 53 | #[allow(unused_doc_comment)]
Dec 01 02:07:59.367 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
Dec 01 02:07:59.367 INFO [stderr]    |
Dec 01 02:07:59.367 INFO [stderr]    = note: #[warn(renamed_and_removed_lints)] on by default
Dec 01 02:07:59.367 INFO [stderr] 
Dec 01 02:07:59.579 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 02:07:59.579 INFO [stderr]    --> src/main.rs:97:5
Dec 01 02:07:59.579 INFO [stderr]     |
Dec 01 02:07:59.579 INFO [stderr] 97  | /     /**
Dec 01 02:07:59.579 INFO [stderr] 98  | |      * this is an unused documentation step
Dec 01 02:07:59.579 INFO [stderr] 99  | |      * HASHMAP
Dec 01 02:07:59.579 INFO [stderr] 100 | |      */
Dec 01 02:07:59.579 INFO [stderr]     | |_______^
Dec 01 02:07:59.579 INFO [stderr]     |
Dec 01 02:07:59.579 INFO [stderr]     = note: #[warn(unused_doc_comments)] on by default
Dec 01 02:07:59.579 INFO [stderr] 
Dec 01 02:07:59.579 INFO [stderr] warning: doc comment not used by rustdoc
Dec 01 02:07:59.579 INFO [stderr]    --> src/main.rs:148:5
Dec 01 02:07:59.579 INFO [stderr]     |
Dec 01 02:07:59.579 INFO [stderr] 148 | /     /**
Dec 01 02:07:59.579 INFO [stderr] 149 | |      * Some exercises
Dec 01 02:07:59.579 INFO [stderr] 150 | |      */
Dec 01 02:07:59.579 INFO [stderr]     | |_______^
Dec 01 02:07:59.579 INFO [stderr] 
Dec 01 02:08:00.223 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Dec 01 02:08:00.225 INFO [stderr] su: No module specific data is present
Dec 01 02:08:01.230 INFO running `"docker" "inspect" "f898dd7ab8893f54e623cdf4966f25b75e1ae1564764b64402f26842bc1aacb1"`
Dec 01 02:08:01.633 INFO running `"docker" "rm" "-f" "f898dd7ab8893f54e623cdf4966f25b75e1ae1564764b64402f26842bc1aacb1"`
Dec 01 02:08:01.971 INFO [stdout] f898dd7ab8893f54e623cdf4966f25b75e1ae1564764b64402f26842bc1aacb1
Dec 01 02:08:01.978 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-7/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 02:08:02.453 INFO [stdout] 8b0b2efcffa66c0a9b786587fed815b4a7ade32cec5d6fbf1e8d26eb75d9da9d
Dec 01 02:08:02.457 INFO running `"docker" "start" "-a" "8b0b2efcffa66c0a9b786587fed815b4a7ade32cec5d6fbf1e8d26eb75d9da9d"`
Dec 01 02:08:03.791 INFO [stderr] usermod: no changes
Dec 01 02:08:03.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 01 02:08:03.877 INFO [stderr]      Running /target/debug/deps/rustlvl2-ca72ddce1ef82a3b
Dec 01 02:08:03.877 INFO [stdout] 
Dec 01 02:08:03.877 INFO [stderr] su: No module specific data is present
Dec 01 02:08:03.878 INFO [stdout] running 0 tests
Dec 01 02:08:03.878 INFO [stdout] 
Dec 01 02:08:03.878 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 02:08:03.879 INFO [stdout] 
Dec 01 02:08:04.691 INFO running `"docker" "inspect" "8b0b2efcffa66c0a9b786587fed815b4a7ade32cec5d6fbf1e8d26eb75d9da9d"`
Dec 01 02:08:05.075 INFO running `"docker" "rm" "-f" "8b0b2efcffa66c0a9b786587fed815b4a7ade32cec5d6fbf1e8d26eb75d9da9d"`
Dec 01 02:08:05.343 INFO [stdout] 8b0b2efcffa66c0a9b786587fed815b4a7ade32cec5d6fbf1e8d26eb75d9da9d
