Dec 06 06:01:55.641 INFO testing b-m-f/rust_playground against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 06:01:55.641 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 06 06:01:56.258 INFO [stdout] 6f14bc307e3ced871c51099ff4960f634b5f4a13b4ad0197ef755990932bcebb
Dec 06 06:01:56.260 INFO running `"docker" "start" "-a" "6f14bc307e3ced871c51099ff4960f634b5f4a13b4ad0197ef755990932bcebb"`
Dec 06 06:01:57.804 INFO [stderr] usermod: no changes
Dec 06 06:01:57.860 INFO [stderr]    Compiling fs_examples v0.1.0 (/source)
Dec 06 06:01:58.284 INFO [stderr] warning: function is never used: `factorial_recursive`
Dec 06 06:01:58.284 INFO [stderr]  --> src/math.rs:1:1
Dec 06 06:01:58.284 INFO [stderr]   |
Dec 06 06:01:58.284 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Dec 06 06:01:58.284 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:01:58.284 INFO [stderr]   |
Dec 06 06:01:58.284 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 06:01:58.284 INFO [stderr] 
Dec 06 06:01:58.284 INFO [stderr] warning: function is never used: `factorial`
Dec 06 06:01:58.284 INFO [stderr]  --> src/math.rs:6:1
Dec 06 06:01:58.284 INFO [stderr]   |
Dec 06 06:01:58.284 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Dec 06 06:01:58.284 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:01:58.284 INFO [stderr] 
Dec 06 06:01:58.932 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 06 06:01:58.936 INFO [stderr] su: No module specific data is present
Dec 06 06:01:59.720 INFO running `"docker" "inspect" "6f14bc307e3ced871c51099ff4960f634b5f4a13b4ad0197ef755990932bcebb"`
Dec 06 06:02:00.068 INFO running `"docker" "rm" "-f" "6f14bc307e3ced871c51099ff4960f634b5f4a13b4ad0197ef755990932bcebb"`
Dec 06 06:02:00.332 INFO [stdout] 6f14bc307e3ced871c51099ff4960f634b5f4a13b4ad0197ef755990932bcebb
Dec 06 06:02:00.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 06 06:02:00.957 INFO [stdout] 9df08fa6efb5d1119703b4539ec258c85c8765dbe34307b9bc5a99a21383e660
Dec 06 06:02:00.959 INFO running `"docker" "start" "-a" "9df08fa6efb5d1119703b4539ec258c85c8765dbe34307b9bc5a99a21383e660"`
Dec 06 06:02:02.659 INFO [stderr] usermod: no changes
Dec 06 06:02:02.721 INFO [stderr]    Compiling fs_examples v0.1.0 (/source)
Dec 06 06:02:03.269 INFO [stderr] warning: function is never used: `factorial_recursive`
Dec 06 06:02:03.269 INFO [stderr]  --> src/math.rs:1:1
Dec 06 06:02:03.269 INFO [stderr]   |
Dec 06 06:02:03.269 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Dec 06 06:02:03.269 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:02:03.269 INFO [stderr]   |
Dec 06 06:02:03.269 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 06 06:02:03.269 INFO [stderr] 
Dec 06 06:02:03.269 INFO [stderr] warning: function is never used: `factorial`
Dec 06 06:02:03.269 INFO [stderr]  --> src/math.rs:6:1
Dec 06 06:02:03.269 INFO [stderr]   |
Dec 06 06:02:03.269 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Dec 06 06:02:03.269 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 06:02:03.269 INFO [stderr] 
Dec 06 06:02:03.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 06 06:02:03.676 INFO [stderr] su: No module specific data is present
Dec 06 06:02:04.684 INFO running `"docker" "inspect" "9df08fa6efb5d1119703b4539ec258c85c8765dbe34307b9bc5a99a21383e660"`
Dec 06 06:02:05.006 INFO running `"docker" "rm" "-f" "9df08fa6efb5d1119703b4539ec258c85c8765dbe34307b9bc5a99a21383e660"`
Dec 06 06:02:05.268 INFO [stdout] 9df08fa6efb5d1119703b4539ec258c85c8765dbe34307b9bc5a99a21383e660
Dec 06 06:02:05.276 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 06 06:02:05.641 INFO [stdout] 00abbfb1e974648f71c62c70fb1024b1cf0102058ca7a4600ac893264d4d19af
Dec 06 06:02:05.646 INFO running `"docker" "start" "-a" "00abbfb1e974648f71c62c70fb1024b1cf0102058ca7a4600ac893264d4d19af"`
Dec 06 06:02:07.272 INFO [stderr] usermod: no changes
Dec 06 06:02:07.329 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 06:02:07.329 INFO [stderr]      Running /target/debug/deps/fs_examples-c58d549910f7248f
Dec 06 06:02:07.348 INFO [stderr] su: No module specific data is present
Dec 06 06:02:07.348 INFO [stdout] 
Dec 06 06:02:07.348 INFO [stdout] running 0 tests
Dec 06 06:02:07.348 INFO [stdout] 
Dec 06 06:02:07.348 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 06:02:07.348 INFO [stdout] 
Dec 06 06:02:08.146 INFO running `"docker" "inspect" "00abbfb1e974648f71c62c70fb1024b1cf0102058ca7a4600ac893264d4d19af"`
Dec 06 06:02:08.466 INFO running `"docker" "rm" "-f" "00abbfb1e974648f71c62c70fb1024b1cf0102058ca7a4600ac893264d4d19af"`
Dec 06 06:02:08.848 INFO [stdout] 00abbfb1e974648f71c62c70fb1024b1cf0102058ca7a4600ac893264d4d19af