Nov 30 13:06:21.880 INFO checking webextension-protocol-0.1.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 13:06:21.880 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 13:06:22.160 INFO [stdout] 177d65e481b94876d3d3bf2974daeebdf2e974f20d613e898898f90bca4017a4
Nov 30 13:06:22.164 INFO running `"docker" "start" "-a" "177d65e481b94876d3d3bf2974daeebdf2e974f20d613e898898f90bca4017a4"`
Nov 30 13:06:23.287 INFO [stderr] usermod: no changes
Nov 30 13:06:23.408 INFO [stderr]     Checking webextension-protocol v0.1.0 (/source)
Nov 30 13:06:23.948 INFO [stderr] warning: variable `sizeVector` should have a snake case name such as `size_vector`
Nov 30 13:06:23.948 INFO [stderr]   --> src/lib.rs:88:9
Nov 30 13:06:23.948 INFO [stderr]    |
Nov 30 13:06:23.948 INFO [stderr] 88 |     let mut sizeVector = vec![];
Nov 30 13:06:23.948 INFO [stderr]    |         ^^^^^^^^^^^^^^
Nov 30 13:06:23.948 INFO [stderr]    |
Nov 30 13:06:23.948 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 30 13:06:23.948 INFO [stderr] 
Nov 30 13:06:23.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:23.948 INFO [stderr]   --> src/lib.rs:90:5
Nov 30 13:06:23.948 INFO [stderr]    |
Nov 30 13:06:23.948 INFO [stderr] 90 |     output.write(&sizeVector);
Nov 30 13:06:23.948 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 13:06:23.948 INFO [stderr]    |
Nov 30 13:06:23.948 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 13:06:23.948 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:23.949 INFO [stderr] 
Nov 30 13:06:23.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:23.949 INFO [stderr]   --> src/lib.rs:91:5
Nov 30 13:06:23.949 INFO [stderr]    |
Nov 30 13:06:23.949 INFO [stderr] 91 |     output.write(&message.into_bytes());
Nov 30 13:06:23.949 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 13:06:23.949 INFO [stderr]    |
Nov 30 13:06:23.949 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:23.949 INFO [stderr] 
Nov 30 13:06:23.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:23.949 INFO [stderr]   --> src/lib.rs:92:5
Nov 30 13:06:23.949 INFO [stderr]    |
Nov 30 13:06:23.949 INFO [stderr] 92 |     output.flush();
Nov 30 13:06:23.949 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 13:06:23.949 INFO [stderr]    |
Nov 30 13:06:23.949 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:23.949 INFO [stderr] 
Nov 30 13:06:24.084 INFO [stderr] warning: variable `sizeVector` should have a snake case name such as `size_vector`
Nov 30 13:06:24.084 INFO [stderr]   --> src/lib.rs:88:9
Nov 30 13:06:24.084 INFO [stderr]    |
Nov 30 13:06:24.084 INFO [stderr] 88 |     let mut sizeVector = vec![];
Nov 30 13:06:24.084 INFO [stderr]    |         ^^^^^^^^^^^^^^
Nov 30 13:06:24.084 INFO [stderr]    |
Nov 30 13:06:24.084 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Nov 30 13:06:24.084 INFO [stderr] 
Nov 30 13:06:24.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:24.084 INFO [stderr]   --> src/lib.rs:90:5
Nov 30 13:06:24.084 INFO [stderr]    |
Nov 30 13:06:24.084 INFO [stderr] 90 |     output.write(&sizeVector);
Nov 30 13:06:24.084 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 13:06:24.084 INFO [stderr]    |
Nov 30 13:06:24.084 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 13:06:24.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:24.084 INFO [stderr] 
Nov 30 13:06:24.084 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:24.084 INFO [stderr]   --> src/lib.rs:91:5
Nov 30 13:06:24.084 INFO [stderr]    |
Nov 30 13:06:24.085 INFO [stderr] 91 |     output.write(&message.into_bytes());
Nov 30 13:06:24.085 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 13:06:24.085 INFO [stderr]    |
Nov 30 13:06:24.085 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:24.085 INFO [stderr] 
Nov 30 13:06:24.085 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:24.085 INFO [stderr]   --> src/lib.rs:92:5
Nov 30 13:06:24.085 INFO [stderr]    |
Nov 30 13:06:24.085 INFO [stderr] 92 |     output.flush();
Nov 30 13:06:24.085 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 30 13:06:24.085 INFO [stderr]    |
Nov 30 13:06:24.085 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:24.085 INFO [stderr] 
Nov 30 13:06:24.852 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 13:06:24.852 INFO [stderr]   --> tests/simple-tests.rs:25:5
Nov 30 13:06:24.852 INFO [stderr]    |
Nov 30 13:06:24.852 INFO [stderr] 25 |     fs::remove_file(file_path);
Nov 30 13:06:24.852 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 13:06:24.852 INFO [stderr]    |
Nov 30 13:06:24.852 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 13:06:24.852 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 13:06:24.852 INFO [stderr] 
Nov 30 13:06:24.917 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.60s
Nov 30 13:06:24.919 INFO [stderr] su: No module specific data is present
Nov 30 13:06:25.791 INFO running `"docker" "inspect" "177d65e481b94876d3d3bf2974daeebdf2e974f20d613e898898f90bca4017a4"`
Nov 30 13:06:25.988 INFO running `"docker" "rm" "-f" "177d65e481b94876d3d3bf2974daeebdf2e974f20d613e898898f90bca4017a4"`
Nov 30 13:06:26.255 INFO [stdout] 177d65e481b94876d3d3bf2974daeebdf2e974f20d613e898898f90bca4017a4