Dec 06 10:30:03.947 INFO testing Pyrlang/Term against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 10:30:03.947 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 10:30:04.105 INFO [stdout] 4fc78a916e16b53019646d417623730f714d5b2ae4c8f09b8a4ce9d533a85a49
Dec 06 10:30:04.107 INFO running `"docker" "start" "-a" "4fc78a916e16b53019646d417623730f714d5b2ae4c8f09b8a4ce9d533a85a49"`
Dec 06 10:30:04.460 INFO [stderr] usermod: no changes
Dec 06 10:30:04.581 INFO [stderr]    Compiling cpython v0.2.0
Dec 06 10:30:04.582 INFO [stderr]    Compiling empty v0.0.4
Dec 06 10:30:04.584 INFO [stderr]    Compiling python3-sys v0.2.0
Dec 06 10:30:04.585 INFO [stderr]    Compiling compress v0.1.2
Dec 06 10:30:11.756 INFO [stderr]    Compiling native_codec_impl v0.1.0 (/source)
Dec 06 10:30:13.809 INFO [stderr] warning: unused variable: `size`
Dec 06 10:30:13.809 INFO [stderr]    --> src/decoder.rs:493:9
Dec 06 10:30:13.809 INFO [stderr]     |
Dec 06 10:30:13.809 INFO [stderr] 493 |     let size = in_bytes.read_with::<u32>(offset, byte::BE)?;
Dec 06 10:30:13.809 INFO [stderr]     |         ^^^^ help: consider using `_size` instead
Dec 06 10:30:13.809 INFO [stderr]     |
Dec 06 10:30:13.809 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 10:30:13.809 INFO [stderr] 
Dec 06 10:30:13.809 INFO [stderr] warning: unused variable: `other`
Dec 06 10:30:13.809 INFO [stderr]    --> src/encoder.rs:105:7
Dec 06 10:30:13.809 INFO [stderr]     |
Dec 06 10:30:13.809 INFO [stderr] 105 |       other => return self.write_unknown_object(type_name_ref, &term)
Dec 06 10:30:13.809 INFO [stderr]     |       ^^^^^ help: consider using `_other` instead
Dec 06 10:30:13.809 INFO [stderr] 
Dec 06 10:30:13.809 INFO [stderr] warning: unused variable: `name`
Dec 06 10:30:13.809 INFO [stderr]    --> src/encoder.rs:114:38
Dec 06 10:30:13.809 INFO [stderr]     |
Dec 06 10:30:13.809 INFO [stderr] 114 |   fn write_unknown_object(&mut self, name: &str, py_term: &PyObject) -> CodecResult<()> {
Dec 06 10:30:13.809 INFO [stderr]     |                                      ^^^^ help: consider using `_name` instead
Dec 06 10:30:13.809 INFO [stderr] 
Dec 06 10:30:13.849 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:30:13.849 INFO [stderr]    --> src/decoder.rs:413:9
Dec 06 10:30:13.849 INFO [stderr]     |
Dec 06 10:30:13.849 INFO [stderr] 413 |     let mut result = PyDict::new(self.py);
Dec 06 10:30:13.849 INFO [stderr]     |         ----^^^^^^
Dec 06 10:30:13.849 INFO [stderr]     |         |
Dec 06 10:30:13.849 INFO [stderr]     |         help: remove this `mut`
Dec 06 10:30:13.849 INFO [stderr]     |
Dec 06 10:30:13.849 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 10:30:13.849 INFO [stderr] 
Dec 06 10:30:13.939 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.939 INFO [stderr]    --> src/decoder.rs:421:7
Dec 06 10:30:13.939 INFO [stderr]     |
Dec 06 10:30:13.939 INFO [stderr] 421 |       result.set_item(self.py, py_key, py_val);
Dec 06 10:30:13.939 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.939 INFO [stderr]     |
Dec 06 10:30:13.939 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 10:30:13.939 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.939 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]   --> src/encoder.rs:64:9
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr] 64 |         self.write_list_no_tail(&as_list);
Dec 06 10:30:13.948 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.948 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]   --> src/encoder.rs:70:9
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr] 70 |         self.write_tuple(&as_tup);
Dec 06 10:30:13.948 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.948 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]   --> src/encoder.rs:75:9
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr] 75 |         self.write_dict(&as_dict);
Dec 06 10:30:13.948 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.948 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]   --> src/encoder.rs:94:9
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr] 94 |         self.write_list_no_tail(&elements);
Dec 06 10:30:13.948 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.948 INFO [stderr]    |
Dec 06 10:30:13.948 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.948 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]    --> src/encoder.rs:154:5
Dec 06 10:30:13.948 INFO [stderr]     |
Dec 06 10:30:13.948 INFO [stderr] 154 |     self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:13.948 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.948 INFO [stderr]     |
Dec 06 10:30:13.948 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.948 INFO [stderr] 
Dec 06 10:30:13.948 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.948 INFO [stderr]    --> src/encoder.rs:158:7
Dec 06 10:30:13.948 INFO [stderr]     |
Dec 06 10:30:13.948 INFO [stderr] 158 |       self.encode(&item);
Dec 06 10:30:13.948 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:172:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 172 |       self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:177:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 177 |       self.encode(&item);
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:188:5
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 188 |     self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:13.949 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:191:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 191 |       self.encode(&py_key);
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:192:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 192 |       self.encode(&py_value);
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:206:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 206 |       self.data.write_i32::<BigEndian>(val as i32);
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:218:5
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 218 |     self.data.write_f64::<BigEndian>(val);
Dec 06 10:30:13.949 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:241:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 241 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:244:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 244 |       self.data.write_u16::<BigEndian>(str_byte_length as u16); // 16bit length
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:245:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 245 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:13.949 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.949 INFO [stderr] 
Dec 06 10:30:13.949 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.949 INFO [stderr]    --> src/encoder.rs:265:7
Dec 06 10:30:13.949 INFO [stderr]     |
Dec 06 10:30:13.949 INFO [stderr] 265 |       self.data.write_u16::<BigEndian>(str_byte_length as u16); // 16bit length
Dec 06 10:30:13.950 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:266:7
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 266 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:13.950 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:271:7
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 271 |       self.data.write_u32::<BigEndian>(chars_count as u32); // chars, not bytes!
Dec 06 10:30:13.950 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:299:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 299 |     self.write_atom_from_cow(node_name.to_string(self.py)?);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:300:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 300 |     self.data.write_u32::<BigEndian>(id);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:301:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 301 |     self.data.write_u32::<BigEndian>(serial);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:324:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 324 |     self.data.write_u16::<BigEndian>((id.len() / 4) as u16);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:325:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 325 |     self.write_atom_from_cow(node_name.to_string(self.py)?);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:327:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 327 |     self.data.write(id);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:338:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 338 |     self.data.write_u32::<BigEndian>(data.len() as u32);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:339:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 339 |     self.data.write(data);
Dec 06 10:30:13.950 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.950 INFO [stderr] 
Dec 06 10:30:13.950 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.950 INFO [stderr]    --> src/encoder.rs:356:5
Dec 06 10:30:13.950 INFO [stderr]     |
Dec 06 10:30:13.950 INFO [stderr] 356 |     self.data.write_u32::<BigEndian>(data.len() as u32);
Dec 06 10:30:13.951 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.951 INFO [stderr]     |
Dec 06 10:30:13.951 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.951 INFO [stderr] 
Dec 06 10:30:13.951 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:13.951 INFO [stderr]    --> src/encoder.rs:358:5
Dec 06 10:30:13.951 INFO [stderr]     |
Dec 06 10:30:13.951 INFO [stderr] 358 |     self.data.write(data);
Dec 06 10:30:13.951 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:13.951 INFO [stderr]     |
Dec 06 10:30:13.951 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:13.951 INFO [stderr] 
Dec 06 10:30:15.219 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
Dec 06 10:30:15.225 INFO [stderr] su: No module specific data is present
Dec 06 10:30:15.494 INFO running `"docker" "inspect" "4fc78a916e16b53019646d417623730f714d5b2ae4c8f09b8a4ce9d533a85a49"`
Dec 06 10:30:15.578 INFO running `"docker" "rm" "-f" "4fc78a916e16b53019646d417623730f714d5b2ae4c8f09b8a4ce9d533a85a49"`
Dec 06 10:30:15.641 INFO [stdout] 4fc78a916e16b53019646d417623730f714d5b2ae4c8f09b8a4ce9d533a85a49
Dec 06 10:30:15.643 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 10:30:15.802 INFO [stdout] 2997b1c8a480a4dbf85ba145485b6d53a0f70a36087f015a1e80a1e407fec257
Dec 06 10:30:15.803 INFO running `"docker" "start" "-a" "2997b1c8a480a4dbf85ba145485b6d53a0f70a36087f015a1e80a1e407fec257"`
Dec 06 10:30:16.287 INFO [stderr] usermod: no changes
Dec 06 10:30:16.360 INFO [stderr]    Compiling native_codec_impl v0.1.0 (/source)
Dec 06 10:30:18.224 INFO [stderr] warning: unused variable: `size`
Dec 06 10:30:18.224 INFO [stderr]    --> src/decoder.rs:493:9
Dec 06 10:30:18.224 INFO [stderr]     |
Dec 06 10:30:18.224 INFO [stderr] 493 |     let size = in_bytes.read_with::<u32>(offset, byte::BE)?;
Dec 06 10:30:18.224 INFO [stderr]     |         ^^^^ help: consider using `_size` instead
Dec 06 10:30:18.224 INFO [stderr]     |
Dec 06 10:30:18.224 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 10:30:18.224 INFO [stderr] 
Dec 06 10:30:18.224 INFO [stderr] warning: unused variable: `other`
Dec 06 10:30:18.224 INFO [stderr]    --> src/encoder.rs:105:7
Dec 06 10:30:18.224 INFO [stderr]     |
Dec 06 10:30:18.224 INFO [stderr] 105 |       other => return self.write_unknown_object(type_name_ref, &term)
Dec 06 10:30:18.224 INFO [stderr]     |       ^^^^^ help: consider using `_other` instead
Dec 06 10:30:18.224 INFO [stderr] 
Dec 06 10:30:18.224 INFO [stderr] warning: unused variable: `name`
Dec 06 10:30:18.224 INFO [stderr]    --> src/encoder.rs:114:38
Dec 06 10:30:18.224 INFO [stderr]     |
Dec 06 10:30:18.224 INFO [stderr] 114 |   fn write_unknown_object(&mut self, name: &str, py_term: &PyObject) -> CodecResult<()> {
Dec 06 10:30:18.224 INFO [stderr]     |                                      ^^^^ help: consider using `_name` instead
Dec 06 10:30:18.224 INFO [stderr] 
Dec 06 10:30:18.261 INFO [stderr] warning: variable does not need to be mutable
Dec 06 10:30:18.261 INFO [stderr]    --> src/decoder.rs:413:9
Dec 06 10:30:18.261 INFO [stderr]     |
Dec 06 10:30:18.261 INFO [stderr] 413 |     let mut result = PyDict::new(self.py);
Dec 06 10:30:18.261 INFO [stderr]     |         ----^^^^^^
Dec 06 10:30:18.261 INFO [stderr]     |         |
Dec 06 10:30:18.261 INFO [stderr]     |         help: remove this `mut`
Dec 06 10:30:18.261 INFO [stderr]     |
Dec 06 10:30:18.272 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 10:30:18.272 INFO [stderr] 
Dec 06 10:30:18.360 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.360 INFO [stderr]    --> src/decoder.rs:421:7
Dec 06 10:30:18.360 INFO [stderr]     |
Dec 06 10:30:18.360 INFO [stderr] 421 |       result.set_item(self.py, py_key, py_val);
Dec 06 10:30:18.360 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.360 INFO [stderr]     |
Dec 06 10:30:18.360 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 06 10:30:18.360 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.360 INFO [stderr] 
Dec 06 10:30:18.360 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.360 INFO [stderr]   --> src/encoder.rs:64:9
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr] 64 |         self.write_list_no_tail(&as_list);
Dec 06 10:30:18.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.360 INFO [stderr] 
Dec 06 10:30:18.360 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.360 INFO [stderr]   --> src/encoder.rs:70:9
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr] 70 |         self.write_tuple(&as_tup);
Dec 06 10:30:18.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.360 INFO [stderr] 
Dec 06 10:30:18.360 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.360 INFO [stderr]   --> src/encoder.rs:75:9
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr] 75 |         self.write_dict(&as_dict);
Dec 06 10:30:18.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.360 INFO [stderr] 
Dec 06 10:30:18.360 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.360 INFO [stderr]   --> src/encoder.rs:94:9
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr] 94 |         self.write_list_no_tail(&elements);
Dec 06 10:30:18.360 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.360 INFO [stderr]    |
Dec 06 10:30:18.360 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.360 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:154:5
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 154 |     self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:18.361 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:158:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 158 |       self.encode(&item);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:172:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 172 |       self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:177:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 177 |       self.encode(&item);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:188:5
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 188 |     self.data.write_u32::<BigEndian>(size as u32);
Dec 06 10:30:18.361 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:191:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 191 |       self.encode(&py_key);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:192:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 192 |       self.encode(&py_value);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:206:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 206 |       self.data.write_i32::<BigEndian>(val as i32);
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:218:5
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 218 |     self.data.write_f64::<BigEndian>(val);
Dec 06 10:30:18.361 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:241:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 241 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.361 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.361 INFO [stderr]    --> src/encoder.rs:244:7
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr] 244 |       self.data.write_u16::<BigEndian>(str_byte_length as u16); // 16bit length
Dec 06 10:30:18.361 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.361 INFO [stderr]     |
Dec 06 10:30:18.361 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.361 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:245:7
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 245 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:18.362 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:265:7
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 265 |       self.data.write_u16::<BigEndian>(str_byte_length as u16); // 16bit length
Dec 06 10:30:18.362 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:266:7
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 266 |       self.data.write(byte_array); // write &[u8] string content
Dec 06 10:30:18.362 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:271:7
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 271 |       self.data.write_u32::<BigEndian>(chars_count as u32); // chars, not bytes!
Dec 06 10:30:18.362 INFO [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:299:5
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 299 |     self.write_atom_from_cow(node_name.to_string(self.py)?);
Dec 06 10:30:18.362 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.362 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.362 INFO [stderr]    --> src/encoder.rs:300:5
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr] 300 |     self.data.write_u32::<BigEndian>(id);
Dec 06 10:30:18.362 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.362 INFO [stderr]     |
Dec 06 10:30:18.362 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.362 INFO [stderr] 
Dec 06 10:30:18.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.366 INFO [stderr]    --> src/encoder.rs:301:5
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr] 301 |     self.data.write_u32::<BigEndian>(serial);
Dec 06 10:30:18.366 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.366 INFO [stderr] 
Dec 06 10:30:18.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.366 INFO [stderr]    --> src/encoder.rs:324:5
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr] 324 |     self.data.write_u16::<BigEndian>((id.len() / 4) as u16);
Dec 06 10:30:18.366 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.366 INFO [stderr] 
Dec 06 10:30:18.366 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.366 INFO [stderr]    --> src/encoder.rs:325:5
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr] 325 |     self.write_atom_from_cow(node_name.to_string(self.py)?);
Dec 06 10:30:18.366 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.366 INFO [stderr]     |
Dec 06 10:30:18.366 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.366 INFO [stderr] 
Dec 06 10:30:18.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.367 INFO [stderr]    --> src/encoder.rs:327:5
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr] 327 |     self.data.write(id);
Dec 06 10:30:18.367 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.367 INFO [stderr] 
Dec 06 10:30:18.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.367 INFO [stderr]    --> src/encoder.rs:338:5
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr] 338 |     self.data.write_u32::<BigEndian>(data.len() as u32);
Dec 06 10:30:18.367 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.367 INFO [stderr] 
Dec 06 10:30:18.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.367 INFO [stderr]    --> src/encoder.rs:339:5
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr] 339 |     self.data.write(data);
Dec 06 10:30:18.367 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.367 INFO [stderr] 
Dec 06 10:30:18.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.367 INFO [stderr]    --> src/encoder.rs:356:5
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr] 356 |     self.data.write_u32::<BigEndian>(data.len() as u32);
Dec 06 10:30:18.367 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.367 INFO [stderr] 
Dec 06 10:30:18.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 06 10:30:18.367 INFO [stderr]    --> src/encoder.rs:358:5
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr] 358 |     self.data.write(data);
Dec 06 10:30:18.367 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 10:30:18.367 INFO [stderr]     |
Dec 06 10:30:18.367 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 06 10:30:18.367 INFO [stderr] 
Dec 06 10:30:20.045 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.74s
Dec 06 10:30:20.051 INFO [stderr] su: No module specific data is present
Dec 06 10:30:20.783 INFO running `"docker" "inspect" "2997b1c8a480a4dbf85ba145485b6d53a0f70a36087f015a1e80a1e407fec257"`
Dec 06 10:30:21.100 INFO running `"docker" "rm" "-f" "2997b1c8a480a4dbf85ba145485b6d53a0f70a36087f015a1e80a1e407fec257"`
Dec 06 10:30:21.323 INFO [stdout] 2997b1c8a480a4dbf85ba145485b6d53a0f70a36087f015a1e80a1e407fec257
Dec 06 10:30:21.330 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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 06 10:30:21.732 INFO [stdout] 6eded69f9a73309b53393ca1c37c1dde335f392f84240d7d0215c188af3f27cc
Dec 06 10:30:21.732 INFO running `"docker" "start" "-a" "6eded69f9a73309b53393ca1c37c1dde335f392f84240d7d0215c188af3f27cc"`
Dec 06 10:30:23.398 INFO [stderr] usermod: no changes
Dec 06 10:30:23.528 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
Dec 06 10:30:23.540 INFO [stderr]      Running /target/debug/deps/native_codec_impl-6f0a2c85cc8c05ce
Dec 06 10:30:23.540 INFO [stdout] 
Dec 06 10:30:23.541 INFO [stdout] running 0 tests
Dec 06 10:30:23.541 INFO [stdout] 
Dec 06 10:30:23.541 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 10:30:23.541 INFO [stdout] 
Dec 06 10:30:23.543 INFO [stderr] su: No module specific data is present
Dec 06 10:30:24.597 INFO running `"docker" "inspect" "6eded69f9a73309b53393ca1c37c1dde335f392f84240d7d0215c188af3f27cc"`
Dec 06 10:30:24.898 INFO running `"docker" "rm" "-f" "6eded69f9a73309b53393ca1c37c1dde335f392f84240d7d0215c188af3f27cc"`
Dec 06 10:30:25.224 INFO [stdout] 6eded69f9a73309b53393ca1c37c1dde335f392f84240d7d0215c188af3f27cc