Nov 30 07:29:26.221 INFO checking ahamid/rxor against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 07:29:26.221 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 07:29:26.685 INFO [stdout] e2451bf20e3e2e6a78f48f594785dcf39f08c33cf0f25ee031f542fbcee1cd5a
Nov 30 07:29:26.688 INFO running `"docker" "start" "-a" "e2451bf20e3e2e6a78f48f594785dcf39f08c33cf0f25ee031f542fbcee1cd5a"`
Nov 30 07:29:28.471 INFO [stderr] usermod: no changes
Nov 30 07:29:28.544 INFO [stderr]     Checking rxor v0.1.0 (/source)
Nov 30 07:29:29.108 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:29:29.108 INFO [stderr]   --> src/main.rs:26:5
Nov 30 07:29:29.108 INFO [stderr]    |
Nov 30 07:29:29.108 INFO [stderr] 26 |     w.write_all(&[b0 ^ b1]);
Nov 30 07:29:29.108 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:29:29.109 INFO [stderr]    |
Nov 30 07:29:29.109 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:29:29.109 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:29:29.109 INFO [stderr] 
Nov 30 07:29:29.109 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:29:29.109 INFO [stderr]   --> src/main.rs:28:3
Nov 30 07:29:29.109 INFO [stderr]    |
Nov 30 07:29:29.109 INFO [stderr] 28 |   w.flush();
Nov 30 07:29:29.109 INFO [stderr]    |   ^^^^^^^^^^
Nov 30 07:29:29.109 INFO [stderr]    |
Nov 30 07:29:29.109 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:29:29.109 INFO [stderr] 
Nov 30 07:29:29.259 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:29:29.259 INFO [stderr]   --> src/main.rs:26:5
Nov 30 07:29:29.259 INFO [stderr]    |
Nov 30 07:29:29.259 INFO [stderr] 26 |     w.write_all(&[b0 ^ b1]);
Nov 30 07:29:29.259 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 07:29:29.259 INFO [stderr]    |
Nov 30 07:29:29.259 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 07:29:29.259 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:29:29.259 INFO [stderr] 
Nov 30 07:29:29.259 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 07:29:29.259 INFO [stderr]   --> src/main.rs:28:3
Nov 30 07:29:29.259 INFO [stderr]    |
Nov 30 07:29:29.259 INFO [stderr] 28 |   w.flush();
Nov 30 07:29:29.259 INFO [stderr]    |   ^^^^^^^^^^
Nov 30 07:29:29.259 INFO [stderr]    |
Nov 30 07:29:29.259 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 07:29:29.259 INFO [stderr] 
Nov 30 07:29:29.297 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Nov 30 07:29:29.299 INFO [stderr] su: No module specific data is present
Nov 30 07:29:30.396 INFO running `"docker" "inspect" "e2451bf20e3e2e6a78f48f594785dcf39f08c33cf0f25ee031f542fbcee1cd5a"`
Nov 30 07:29:30.900 INFO running `"docker" "rm" "-f" "e2451bf20e3e2e6a78f48f594785dcf39f08c33cf0f25ee031f542fbcee1cd5a"`
Nov 30 07:29:31.204 INFO [stdout] e2451bf20e3e2e6a78f48f594785dcf39f08c33cf0f25ee031f542fbcee1cd5a