Dec 05 17:06:32.709 INFO testing ksakiyama/my_first_rust against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 17:06:32.709 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 17:06:33.200 INFO [stdout] 75e7230235d475b139ccdeac451afc7a7faecae7d49277300171ea76b167907e
Dec 05 17:06:33.203 INFO running `"docker" "start" "-a" "75e7230235d475b139ccdeac451afc7a7faecae7d49277300171ea76b167907e"`
Dec 05 17:06:34.883 INFO [stderr] usermod: no changes
Dec 05 17:06:34.944 INFO [stderr]    Compiling first_rust v0.1.0 (/source)
Dec 05 17:06:35.308 INFO [stderr] warning: function is never used: `read_from_file`
Dec 05 17:06:35.308 INFO [stderr]    --> src/main.rs:101:1
Dec 05 17:06:35.308 INFO [stderr]     |
Dec 05 17:06:35.308 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 05 17:06:35.308 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 17:06:35.308 INFO [stderr]     |
Dec 05 17:06:35.308 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 17:06:35.308 INFO [stderr] 
Dec 05 17:06:35.972 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Dec 05 17:06:35.976 INFO [stderr] su: No module specific data is present
Dec 05 17:06:36.932 INFO running `"docker" "inspect" "75e7230235d475b139ccdeac451afc7a7faecae7d49277300171ea76b167907e"`
Dec 05 17:06:37.214 INFO running `"docker" "rm" "-f" "75e7230235d475b139ccdeac451afc7a7faecae7d49277300171ea76b167907e"`
Dec 05 17:06:37.592 INFO [stdout] 75e7230235d475b139ccdeac451afc7a7faecae7d49277300171ea76b167907e
Dec 05 17:06:37.596 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 17:06:38.038 INFO [stdout] c7071f0ceb9137f370a31ef876be41ce4e2b72f700c4e763d3c8525b1136a22d
Dec 05 17:06:38.040 INFO running `"docker" "start" "-a" "c7071f0ceb9137f370a31ef876be41ce4e2b72f700c4e763d3c8525b1136a22d"`
Dec 05 17:06:39.996 INFO [stderr] usermod: no changes
Dec 05 17:06:40.052 INFO [stderr]    Compiling first_rust v0.1.0 (/source)
Dec 05 17:06:40.492 INFO [stderr] warning: function is never used: `read_from_file`
Dec 05 17:06:40.492 INFO [stderr]    --> src/main.rs:101:1
Dec 05 17:06:40.492 INFO [stderr]     |
Dec 05 17:06:40.492 INFO [stderr] 101 | fn read_from_file() -> Vec<Vec<i32>> {
Dec 05 17:06:40.492 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 17:06:40.492 INFO [stderr]     |
Dec 05 17:06:40.492 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 05 17:06:40.492 INFO [stderr] 
Dec 05 17:06:40.861 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 05 17:06:40.863 INFO [stderr] su: No module specific data is present
Dec 05 17:06:41.872 INFO running `"docker" "inspect" "c7071f0ceb9137f370a31ef876be41ce4e2b72f700c4e763d3c8525b1136a22d"`
Dec 05 17:06:42.184 INFO running `"docker" "rm" "-f" "c7071f0ceb9137f370a31ef876be41ce4e2b72f700c4e763d3c8525b1136a22d"`
Dec 05 17:06:42.472 INFO [stdout] c7071f0ceb9137f370a31ef876be41ce4e2b72f700c4e763d3c8525b1136a22d
Dec 05 17:06:42.478 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 17:06:42.896 INFO [stdout] 517daeb94ccfcd30f8a5443e5c42e7c0b22167155372cda383e14c8aa836824c
Dec 05 17:06:42.899 INFO running `"docker" "start" "-a" "517daeb94ccfcd30f8a5443e5c42e7c0b22167155372cda383e14c8aa836824c"`
Dec 05 17:06:44.679 INFO [stderr] usermod: no changes
Dec 05 17:06:44.728 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 05 17:06:44.752 INFO [stderr]      Running /target/debug/deps/first_rust-99233db72e109644
Dec 05 17:06:44.768 INFO [stdout] 
Dec 05 17:06:44.768 INFO [stdout] running 0 tests
Dec 05 17:06:44.768 INFO [stdout] 
Dec 05 17:06:44.768 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 17:06:44.768 INFO [stdout] 
Dec 05 17:06:44.768 INFO [stderr] su: No module specific data is present
Dec 05 17:06:46.337 INFO running `"docker" "inspect" "517daeb94ccfcd30f8a5443e5c42e7c0b22167155372cda383e14c8aa836824c"`
Dec 05 17:06:46.692 INFO running `"docker" "rm" "-f" "517daeb94ccfcd30f8a5443e5c42e7c0b22167155372cda383e14c8aa836824c"`
Dec 05 17:06:47.040 INFO [stdout] 517daeb94ccfcd30f8a5443e5c42e7c0b22167155372cda383e14c8aa836824c