Nov 28 08:59:28.147 INFO checking b-m-f/rust_playground against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 08:59:28.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 08:59:28.638 INFO [stdout] 24a7dec56a03ff362e62df1c7d41e4f3e881f33af84e50f3d20162fc6822b00d
Nov 28 08:59:28.640 INFO running `"docker" "start" "-a" "24a7dec56a03ff362e62df1c7d41e4f3e881f33af84e50f3d20162fc6822b00d"`
Nov 28 08:59:30.392 INFO [stderr] usermod: no changes
Nov 28 08:59:30.508 INFO [stderr]     Checking term v0.4.4
Nov 28 08:59:31.404 INFO [stderr]     Checking fs_examples v0.1.0 (/source)
Nov 28 08:59:32.232 INFO [stderr] warning: function is never used: `factorial_recursive`
Nov 28 08:59:32.233 INFO [stderr]  --> src/math.rs:1:1
Nov 28 08:59:32.234 INFO [stderr]   |
Nov 28 08:59:32.234 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Nov 28 08:59:32.235 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:59:32.236 INFO [stderr]   |
Nov 28 08:59:32.236 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 08:59:32.237 INFO [stderr] 
Nov 28 08:59:32.237 INFO [stderr] warning: function is never used: `factorial`
Nov 28 08:59:32.238 INFO [stderr]  --> src/math.rs:6:1
Nov 28 08:59:32.238 INFO [stderr]   |
Nov 28 08:59:32.239 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Nov 28 08:59:32.239 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:59:32.245 INFO [stderr] 
Nov 28 08:59:32.281 INFO [stderr] warning: function is never used: `factorial_recursive`
Nov 28 08:59:32.281 INFO [stderr]  --> src/math.rs:1:1
Nov 28 08:59:32.282 INFO [stderr]   |
Nov 28 08:59:32.282 INFO [stderr] 1 | pub fn factorial_recursive(n: i64) -> i64 {
Nov 28 08:59:32.282 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:59:32.282 INFO [stderr]   |
Nov 28 08:59:32.282 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 28 08:59:32.282 INFO [stderr] 
Nov 28 08:59:32.283 INFO [stderr] warning: function is never used: `factorial`
Nov 28 08:59:32.283 INFO [stderr]  --> src/math.rs:6:1
Nov 28 08:59:32.283 INFO [stderr]   |
Nov 28 08:59:32.283 INFO [stderr] 6 | pub fn factorial (n: i64) -> i64 {
Nov 28 08:59:32.283 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:59:32.283 INFO [stderr] 
Nov 28 08:59:32.332 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
Nov 28 08:59:32.344 INFO [stderr] su: No module specific data is present
Nov 28 08:59:33.626 INFO running `"docker" "inspect" "24a7dec56a03ff362e62df1c7d41e4f3e881f33af84e50f3d20162fc6822b00d"`
Nov 28 08:59:33.921 INFO running `"docker" "rm" "-f" "24a7dec56a03ff362e62df1c7d41e4f3e881f33af84e50f3d20162fc6822b00d"`
Nov 28 08:59:34.202 INFO [stdout] 24a7dec56a03ff362e62df1c7d41e4f3e881f33af84e50f3d20162fc6822b00d