Dec 04 09:00:57.700 INFO checking tanasinn/blog_os-tutorial against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 09:00:57.700 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 04 09:00:58.211 INFO [stdout] 33b4c1d5d0ee0a9e1904238708ce95d2247ab5b0b35c942594323de143eb60a0
Dec 04 09:00:58.236 INFO running `"docker" "start" "-a" "33b4c1d5d0ee0a9e1904238708ce95d2247ab5b0b35c942594323de143eb60a0"`
Dec 04 09:00:59.498 INFO [stderr] usermod: no changes
Dec 04 09:00:59.609 INFO [stderr]     Checking blog_os v0.1.0 (/source)
Dec 04 09:01:02.563 INFO [stderr] warning: function cannot return without recursing
Dec 04 09:01:02.563 INFO [stderr]   --> src/main.rs:27:5
Dec 04 09:01:02.563 INFO [stderr]    |
Dec 04 09:01:02.563 INFO [stderr] 27 |     fn stack_overflow() {
Dec 04 09:01:02.563 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^ cannot return without recursing
Dec 04 09:01:02.563 INFO [stderr] 28 |         stack_overflow(); // for each recursion, the return address is pushed
Dec 04 09:01:02.563 INFO [stderr]    |         ---------------- recursive call site
Dec 04 09:01:02.563 INFO [stderr]    |
Dec 04 09:01:02.563 INFO [stderr]    = note: #[warn(unconditional_recursion)] on by default
Dec 04 09:01:02.563 INFO [stderr]    = help: a `loop` may express intention better if this is on purpose
Dec 04 09:01:02.563 INFO [stderr] 
Dec 04 09:01:02.603 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
Dec 04 09:01:02.608 INFO [stderr] su: No module specific data is present
Dec 04 09:01:03.429 INFO running `"docker" "inspect" "33b4c1d5d0ee0a9e1904238708ce95d2247ab5b0b35c942594323de143eb60a0"`
Dec 04 09:01:03.729 INFO running `"docker" "rm" "-f" "33b4c1d5d0ee0a9e1904238708ce95d2247ab5b0b35c942594323de143eb60a0"`
Dec 04 09:01:04.035 INFO [stdout] 33b4c1d5d0ee0a9e1904238708ce95d2247ab5b0b35c942594323de143eb60a0