Nov 30 09:12:47.972 INFO checking Peter-Van-Drunen/readable against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 09:12:47.972 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 09:12:48.220 INFO [stdout] 525b3b76fb1a6b0f2b8e497ba9898828a5770612c201386acfe4de775c01c181
Nov 30 09:12:48.222 INFO running `"docker" "start" "-a" "525b3b76fb1a6b0f2b8e497ba9898828a5770612c201386acfe4de775c01c181"`
Nov 30 09:12:49.256 INFO [stderr] usermod: no changes
Nov 30 09:12:49.293 INFO [stderr]     Checking readable v0.1.0 (/source)
Nov 30 09:12:49.968 INFO [stderr] warning: value assigned to `op_node` is never read
Nov 30 09:12:49.968 INFO [stderr]    --> src/main.rs:240:21
Nov 30 09:12:49.968 INFO [stderr]     |
Nov 30 09:12:49.968 INFO [stderr] 240 |             let mut op_node: Node = Node { t: "error_in_transformer".to_string(), val: "".to_string(), kids: Vec::new() };
Nov 30 09:12:49.968 INFO [stderr]     |                     ^^^^^^^
Nov 30 09:12:49.968 INFO [stderr]     |
Nov 30 09:12:49.968 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 30 09:12:49.968 INFO [stderr] 
Nov 30 09:12:49.968 INFO [stderr] warning: value assigned to `op_node` is never read
Nov 30 09:12:49.968 INFO [stderr]    --> src/main.rs:240:21
Nov 30 09:12:49.968 INFO [stderr]     |
Nov 30 09:12:49.968 INFO [stderr] 240 |             let mut op_node: Node = Node { t: "error_in_transformer".to_string(), val: "".to_string(), kids: Vec::new() };
Nov 30 09:12:49.968 INFO [stderr]     |                     ^^^^^^^
Nov 30 09:12:49.968 INFO [stderr]     |
Nov 30 09:12:49.968 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Nov 30 09:12:49.968 INFO [stderr] 
Nov 30 09:12:49.981 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:12:49.981 INFO [stderr]   --> src/main.rs:25:5
Nov 30 09:12:49.981 INFO [stderr]    |
Nov 30 09:12:49.981 INFO [stderr] 25 |     in_file.read_to_string(&mut s);
Nov 30 09:12:49.981 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:12:49.981 INFO [stderr]    |
Nov 30 09:12:49.981 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 09:12:49.981 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:12:49.981 INFO [stderr] 
Nov 30 09:12:49.996 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 09:12:49.996 INFO [stderr]   --> src/main.rs:25:5
Nov 30 09:12:49.996 INFO [stderr]    |
Nov 30 09:12:49.996 INFO [stderr] 25 |     in_file.read_to_string(&mut s);
Nov 30 09:12:49.996 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 09:12:49.996 INFO [stderr]    |
Nov 30 09:12:49.996 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 09:12:49.996 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 09:12:49.996 INFO [stderr] 
Nov 30 09:12:50.009 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Nov 30 09:12:50.018 INFO [stderr] su: No module specific data is present
Nov 30 09:12:50.430 INFO running `"docker" "inspect" "525b3b76fb1a6b0f2b8e497ba9898828a5770612c201386acfe4de775c01c181"`
Nov 30 09:12:50.686 INFO running `"docker" "rm" "-f" "525b3b76fb1a6b0f2b8e497ba9898828a5770612c201386acfe4de775c01c181"`
Nov 30 09:12:50.864 INFO [stdout] 525b3b76fb1a6b0f2b8e497ba9898828a5770612c201386acfe4de775c01c181