Dec 15 05:47:33.806 INFO testing little-0.3.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 05:47:33.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:47:34.380 INFO [stdout] 338a68644da8953e8ce325b7a0b0454b1b45b0762972fb2668b9fa46579c2b0b
Dec 15 05:47:34.388 INFO running `"docker" "start" "-a" "338a68644da8953e8ce325b7a0b0454b1b45b0762972fb2668b9fa46579c2b0b"`
Dec 15 05:47:35.457 INFO [stderr] usermod: no changes
Dec 15 05:47:35.535 INFO [stderr]    Compiling little v0.3.0 (/source)
Dec 15 05:47:36.315 INFO [stderr] warning: unused import: `BuildError`
Dec 15 05:47:36.315 INFO [stderr]  --> src/compiler.rs:9:5
Dec 15 05:47:36.315 INFO [stderr]   |
Dec 15 05:47:36.315 INFO [stderr] 9 |     BuildError,
Dec 15 05:47:36.315 INFO [stderr]   |     ^^^^^^^^^^
Dec 15 05:47:36.315 INFO [stderr]   |
Dec 15 05:47:36.315 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 05:47:36.315 INFO [stderr] 
Dec 15 05:47:36.493 INFO [stderr] warning: unused import: `Write`
Dec 15 05:47:36.493 INFO [stderr]   --> src/lib.rs:14:22
Dec 15 05:47:36.493 INFO [stderr]    |
Dec 15 05:47:36.493 INFO [stderr] 14 | use std::io::{ self, Write };
Dec 15 05:47:36.493 INFO [stderr]    |                      ^^^^^
Dec 15 05:47:36.493 INFO [stderr] 
Dec 15 05:47:36.493 INFO [stderr] warning: unused import: `Read`
Dec 15 05:47:36.493 INFO [stderr]  --> src/interpreter.rs:4:16
Dec 15 05:47:36.493 INFO [stderr]   |
Dec 15 05:47:36.493 INFO [stderr] 4 | use std::io::{ Read, Write };
Dec 15 05:47:36.493 INFO [stderr]   |                ^^^^
Dec 15 05:47:36.493 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `id`
Dec 15 05:47:36.515 INFO [stderr]   --> src/interpreter.rs:64:27
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.515 INFO [stderr]    |                           ^^ help: consider using `_id` instead
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `env`
Dec 15 05:47:36.515 INFO [stderr]   --> src/interpreter.rs:64:37
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.515 INFO [stderr]    |                                     ^^^ help: consider using `_env` instead
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `calls`
Dec 15 05:47:36.515 INFO [stderr]   --> src/interpreter.rs:64:55
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.515 INFO [stderr]    |                                                       ^^^^^ help: consider using `_calls` instead
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `name`
Dec 15 05:47:36.515 INFO [stderr]    --> src/interpreter.rs:136:49
Dec 15 05:47:36.515 INFO [stderr]     |
Dec 15 05:47:36.515 INFO [stderr] 136 |                     Instruction::Property { mut name } => {
Dec 15 05:47:36.515 INFO [stderr]     |                                                 ^^^^ help: try ignoring the field: `name: _`
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `name`
Dec 15 05:47:36.515 INFO [stderr]    --> src/interpreter.rs:267:30
Dec 15 05:47:36.515 INFO [stderr]     |
Dec 15 05:47:36.515 INFO [stderr] 267 |             Mem::Parameter { name } => {
Dec 15 05:47:36.515 INFO [stderr]     |                              ^^^^ help: try ignoring the field: `name: _`
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `id`
Dec 15 05:47:36.515 INFO [stderr]   --> src/compiler.rs:36:27
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.515 INFO [stderr]    |                           ^^ help: consider using `_id` instead
Dec 15 05:47:36.515 INFO [stderr] 
Dec 15 05:47:36.515 INFO [stderr] warning: unused variable: `env`
Dec 15 05:47:36.515 INFO [stderr]   --> src/compiler.rs:36:37
Dec 15 05:47:36.515 INFO [stderr]    |
Dec 15 05:47:36.515 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.516 INFO [stderr]    |                                     ^^^ help: consider using `_env` instead
Dec 15 05:47:36.516 INFO [stderr] 
Dec 15 05:47:36.516 INFO [stderr] warning: unused variable: `calls`
Dec 15 05:47:36.516 INFO [stderr]   --> src/compiler.rs:36:55
Dec 15 05:47:36.516 INFO [stderr]    |
Dec 15 05:47:36.516 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:36.516 INFO [stderr]    |                                                       ^^^^^ help: consider using `_calls` instead
Dec 15 05:47:36.516 INFO [stderr] 
Dec 15 05:47:36.516 INFO [stderr] warning: unused variable: `buf`
Dec 15 05:47:36.516 INFO [stderr]   --> src/compiler.rs:68:24
Dec 15 05:47:36.516 INFO [stderr]    |
Dec 15 05:47:36.516 INFO [stderr] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Dec 15 05:47:36.516 INFO [stderr]    |                        ^^^ help: consider using `_buf` instead
Dec 15 05:47:36.516 INFO [stderr] 
Dec 15 05:47:36.516 INFO [stderr] warning: unused variable: `input`
Dec 15 05:47:36.516 INFO [stderr]   --> src/compiler.rs:80:29
Dec 15 05:47:36.516 INFO [stderr]    |
Dec 15 05:47:36.516 INFO [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:36.516 INFO [stderr]    |                             ^^^^^ help: consider using `_input` instead
Dec 15 05:47:36.516 INFO [stderr] 
Dec 15 05:47:36.516 INFO [stderr] warning: unused variable: `output`
Dec 15 05:47:36.516 INFO [stderr]   --> src/compiler.rs:80:44
Dec 15 05:47:36.516 INFO [stderr]    |
Dec 15 05:47:36.516 INFO [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:36.516 INFO [stderr]    |                                            ^^^^^^ help: consider using `_output` instead
Dec 15 05:47:36.516 INFO [stderr] 
Dec 15 05:47:36.610 INFO [stderr] warning: struct is never constructed: `template_ooo`
Dec 15 05:47:36.610 INFO [stderr]   --> src/compiler.rs:77:5
Dec 15 05:47:36.610 INFO [stderr]    |
Dec 15 05:47:36.610 INFO [stderr] 77 |     pub struct template_ooo;
Dec 15 05:47:36.610 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 05:47:36.610 INFO [stderr]    |
Dec 15 05:47:36.610 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 05:47:36.610 INFO [stderr] 
Dec 15 05:47:36.610 INFO [stderr] warning: method is never used: `output`
Dec 15 05:47:36.610 INFO [stderr]   --> src/compiler.rs:80:9
Dec 15 05:47:36.610 INFO [stderr]    |
Dec 15 05:47:36.610 INFO [stderr] 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:36.610 INFO [stderr] 81 | |             -> Result<usize, io::Error>
Dec 15 05:47:36.610 INFO [stderr] 82 | |         where
Dec 15 05:47:36.610 INFO [stderr] 83 | |             I: io::Read + io::Seek, O: io::Write
Dec 15 05:47:36.610 INFO [stderr] ...  |
Dec 15 05:47:36.610 INFO [stderr] 86 | |             Ok(0)
Dec 15 05:47:36.610 INFO [stderr] 87 | |         }
Dec 15 05:47:36.610 INFO [stderr]    | |_________^
Dec 15 05:47:36.610 INFO [stderr] 
Dec 15 05:47:36.866 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
Dec 15 05:47:36.876 INFO [stderr] su: No module specific data is present
Dec 15 05:47:37.399 INFO running `"docker" "inspect" "338a68644da8953e8ce325b7a0b0454b1b45b0762972fb2668b9fa46579c2b0b"`
Dec 15 05:47:37.634 INFO running `"docker" "rm" "-f" "338a68644da8953e8ce325b7a0b0454b1b45b0762972fb2668b9fa46579c2b0b"`
Dec 15 05:47:37.951 INFO [stdout] 338a68644da8953e8ce325b7a0b0454b1b45b0762972fb2668b9fa46579c2b0b
Dec 15 05:47:37.955 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:47:38.351 INFO [stdout] 8aab5e1da898786a972444038df3eeb6857abcae8797d015b1d810059c71f888
Dec 15 05:47:38.358 INFO running `"docker" "start" "-a" "8aab5e1da898786a972444038df3eeb6857abcae8797d015b1d810059c71f888"`
Dec 15 05:47:39.735 INFO [stderr] usermod: no changes
Dec 15 05:47:39.843 INFO [stderr]    Compiling little v0.3.0 (/source)
Dec 15 05:47:42.255 INFO [stderr] warning: unused import: `Write`
Dec 15 05:47:42.255 INFO [stderr]  --> examples/hello_world.rs:4:22
Dec 15 05:47:42.255 INFO [stderr]   |
Dec 15 05:47:42.255 INFO [stderr] 4 | use std::io::{ Read, Write };
Dec 15 05:47:42.255 INFO [stderr]   |                      ^^^^^
Dec 15 05:47:42.290 INFO [stderr]   |
Dec 15 05:47:42.291 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 05:47:42.291 INFO [stderr] 
Dec 15 05:47:42.543 INFO [stderr] warning: unused import: `BuildError`
Dec 15 05:47:42.543 INFO [stderr]  --> src/compiler.rs:9:5
Dec 15 05:47:42.543 INFO [stderr]   |
Dec 15 05:47:42.543 INFO [stderr] 9 |     BuildError,
Dec 15 05:47:42.543 INFO [stderr]   |     ^^^^^^^^^^
Dec 15 05:47:42.543 INFO [stderr]   |
Dec 15 05:47:42.543 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 05:47:42.543 INFO [stderr] 
Dec 15 05:47:43.184 INFO [stderr] warning: unused import: `Write`
Dec 15 05:47:43.184 INFO [stderr]   --> src/lib.rs:14:22
Dec 15 05:47:43.184 INFO [stderr]    |
Dec 15 05:47:43.184 INFO [stderr] 14 | use std::io::{ self, Write };
Dec 15 05:47:43.184 INFO [stderr]    |                      ^^^^^
Dec 15 05:47:43.184 INFO [stderr] 
Dec 15 05:47:43.184 INFO [stderr] warning: unused import: `Read`
Dec 15 05:47:43.184 INFO [stderr]  --> src/interpreter.rs:4:16
Dec 15 05:47:43.184 INFO [stderr]   |
Dec 15 05:47:43.184 INFO [stderr] 4 | use std::io::{ Read, Write };
Dec 15 05:47:43.184 INFO [stderr]   |                ^^^^
Dec 15 05:47:43.184 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `id`
Dec 15 05:47:43.220 INFO [stderr]   --> src/interpreter.rs:64:27
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                           ^^ help: consider using `_id` instead
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `env`
Dec 15 05:47:43.220 INFO [stderr]   --> src/interpreter.rs:64:37
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                                     ^^^ help: consider using `_env` instead
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `calls`
Dec 15 05:47:43.220 INFO [stderr]   --> src/interpreter.rs:64:55
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 64 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                                                       ^^^^^ help: consider using `_calls` instead
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `name`
Dec 15 05:47:43.220 INFO [stderr]    --> src/interpreter.rs:136:49
Dec 15 05:47:43.220 INFO [stderr]     |
Dec 15 05:47:43.220 INFO [stderr] 136 |                     Instruction::Property { mut name } => {
Dec 15 05:47:43.220 INFO [stderr]     |                                                 ^^^^ help: try ignoring the field: `name: _`
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `name`
Dec 15 05:47:43.220 INFO [stderr]    --> src/interpreter.rs:267:30
Dec 15 05:47:43.220 INFO [stderr]     |
Dec 15 05:47:43.220 INFO [stderr] 267 |             Mem::Parameter { name } => {
Dec 15 05:47:43.220 INFO [stderr]     |                              ^^^^ help: try ignoring the field: `name: _`
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `id`
Dec 15 05:47:43.220 INFO [stderr]   --> src/compiler.rs:36:27
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                           ^^ help: consider using `_id` instead
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `env`
Dec 15 05:47:43.220 INFO [stderr]   --> src/compiler.rs:36:37
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                                     ^^^ help: consider using `_env` instead
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `calls`
Dec 15 05:47:43.220 INFO [stderr]   --> src/compiler.rs:36:55
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 36 |     fn load(&'a mut self, id: &str, env: Fingerprint, calls: &'a Vec<&'a (Function<V> + 'a)>)
Dec 15 05:47:43.220 INFO [stderr]    |                                                       ^^^^^ help: consider using `_calls` instead
Dec 15 05:47:43.220 INFO [stderr] 
Dec 15 05:47:43.220 INFO [stderr] warning: unused variable: `buf`
Dec 15 05:47:43.220 INFO [stderr]   --> src/compiler.rs:68:24
Dec 15 05:47:43.220 INFO [stderr]    |
Dec 15 05:47:43.220 INFO [stderr] 68 |     fn read(&mut self, buf: &mut [u8]) -> io::Result<usize> {
Dec 15 05:47:43.220 INFO [stderr]    |                        ^^^ help: consider using `_buf` instead
Dec 15 05:47:43.223 INFO [stderr] 
Dec 15 05:47:43.223 INFO [stderr] warning: unused variable: `input`
Dec 15 05:47:43.223 INFO [stderr]   --> src/compiler.rs:80:29
Dec 15 05:47:43.223 INFO [stderr]    |
Dec 15 05:47:43.223 INFO [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:43.223 INFO [stderr]    |                             ^^^^^ help: consider using `_input` instead
Dec 15 05:47:43.223 INFO [stderr] 
Dec 15 05:47:43.223 INFO [stderr] warning: unused variable: `output`
Dec 15 05:47:43.223 INFO [stderr]   --> src/compiler.rs:80:44
Dec 15 05:47:43.223 INFO [stderr]    |
Dec 15 05:47:43.223 INFO [stderr] 80 |         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:43.223 INFO [stderr]    |                                            ^^^^^^ help: consider using `_output` instead
Dec 15 05:47:43.223 INFO [stderr] 
Dec 15 05:47:43.550 INFO [stderr] warning: struct is never constructed: `template_ooo`
Dec 15 05:47:43.550 INFO [stderr]   --> src/compiler.rs:77:5
Dec 15 05:47:43.550 INFO [stderr]    |
Dec 15 05:47:43.550 INFO [stderr] 77 |     pub struct template_ooo;
Dec 15 05:47:43.550 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 05:47:43.571 INFO [stderr]    |
Dec 15 05:47:43.571 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 05:47:43.571 INFO [stderr] 
Dec 15 05:47:43.571 INFO [stderr] warning: method is never used: `output`
Dec 15 05:47:43.571 INFO [stderr]   --> src/compiler.rs:80:9
Dec 15 05:47:43.571 INFO [stderr]    |
Dec 15 05:47:43.571 INFO [stderr] 80 | /         pub fn output<I, O>(input: &mut I, output: &mut O)
Dec 15 05:47:43.571 INFO [stderr] 81 | |             -> Result<usize, io::Error>
Dec 15 05:47:43.571 INFO [stderr] 82 | |         where
Dec 15 05:47:43.571 INFO [stderr] 83 | |             I: io::Read + io::Seek, O: io::Write
Dec 15 05:47:43.571 INFO [stderr] ...  |
Dec 15 05:47:43.571 INFO [stderr] 86 | |             Ok(0)
Dec 15 05:47:43.571 INFO [stderr] 87 | |         }
Dec 15 05:47:43.571 INFO [stderr]    | |_________^
Dec 15 05:47:43.571 INFO [stderr] 
Dec 15 05:47:44.022 INFO [stderr] warning: unused `#[macro_use]` import
Dec 15 05:47:44.023 INFO [stderr]  --> tests/compiler.rs:2:1
Dec 15 05:47:44.023 INFO [stderr]   |
Dec 15 05:47:44.023 INFO [stderr] 2 | #[macro_use] extern crate log;
Dec 15 05:47:44.023 INFO [stderr]   | ^^^^^^^^^^^^
Dec 15 05:47:44.027 INFO [stderr]   |
Dec 15 05:47:44.027 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 15 05:47:44.027 INFO [stderr] 
Dec 15 05:47:44.256 INFO [stderr] warning: function is never used: `output_param`
Dec 15 05:47:44.256 INFO [stderr]   --> tests/compiler.rs:16:1
Dec 15 05:47:44.256 INFO [stderr]    |
Dec 15 05:47:44.257 INFO [stderr] 16 | fn output_param() {
Dec 15 05:47:44.257 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Dec 15 05:47:44.257 INFO [stderr]    |
Dec 15 05:47:44.258 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 05:47:44.258 INFO [stderr] 
Dec 15 05:47:46.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
Dec 15 05:47:46.052 INFO [stderr] su: No module specific data is present
Dec 15 05:47:46.582 INFO running `"docker" "inspect" "8aab5e1da898786a972444038df3eeb6857abcae8797d015b1d810059c71f888"`
Dec 15 05:47:46.859 INFO running `"docker" "rm" "-f" "8aab5e1da898786a972444038df3eeb6857abcae8797d015b1d810059c71f888"`
Dec 15 05:47:47.127 INFO [stdout] 8aab5e1da898786a972444038df3eeb6857abcae8797d015b1d810059c71f888
Dec 15 05:47:47.129 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 15 05:47:47.613 INFO [stdout] 7c1a8015ab191d7971a306195f34ac8c576beba1d58a12ee56526faadb44aefd
Dec 15 05:47:47.616 INFO running `"docker" "start" "-a" "7c1a8015ab191d7971a306195f34ac8c576beba1d58a12ee56526faadb44aefd"`
Dec 15 05:47:49.074 INFO [stderr] usermod: no changes
Dec 15 05:47:49.179 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 15 05:47:49.187 INFO [stderr]      Running /target/debug/deps/little-c62d27cf476f78ee
Dec 15 05:47:49.187 INFO [stdout] 
Dec 15 05:47:49.187 INFO [stdout] running 2 tests
Dec 15 05:47:49.187 INFO [stdout] test bytecode::test::header ... ok
Dec 15 05:47:49.187 INFO [stdout] test stream::test::test_stream ... ok
Dec 15 05:47:49.187 INFO [stdout] 
Dec 15 05:47:49.187 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:47:49.187 INFO [stdout] 
Dec 15 05:47:49.193 INFO [stderr]      Running /target/debug/deps/compiler-27c0f973cde23e0f
Dec 15 05:47:49.199 INFO [stdout] 
Dec 15 05:47:49.199 INFO [stdout] running 0 tests
Dec 15 05:47:49.199 INFO [stdout] 
Dec 15 05:47:49.199 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:47:49.199 INFO [stdout] 
Dec 15 05:47:49.203 INFO [stdout] 
Dec 15 05:47:49.203 INFO [stderr]      Running /target/debug/deps/interpreter-49b9c02b7cdf7bc5
Dec 15 05:47:49.203 INFO [stdout] running 29 tests
Dec 15 05:47:49.203 INFO [stdout] test load_binding_from_const_output_binding ... ok
Dec 15 05:47:49.203 INFO [stdout] test load_binding_from_param_output_binding ... ok
Dec 15 05:47:49.203 INFO [stdout] test load_binding_from_binding_stack1_stack2_output3 ... ok
Dec 15 05:47:49.203 INFO [stdout] test exit ... ok
Dec 15 05:47:49.203 INFO [stdout] test error_if_pop_empty_stack ... ok
Dec 15 05:47:49.203 INFO [stdout] test error_if_missing_constant ... ok
Dec 15 05:47:49.203 INFO [stdout] test error_if_missing_const ... ok
Dec 15 05:47:49.203 INFO [stdout] test output_const ... ok
Dec 15 05:47:49.203 INFO [stdout] test output_constant_twice ... ok
Dec 15 05:47:49.203 INFO [stdout] test output_different_constants ... ok
Dec 15 05:47:49.203 INFO [stdout] test can_handle_interupt ... ok
Dec 15 05:47:49.203 INFO [stdout] test output_params ... ok
Dec 15 05:47:49.203 INFO [stdout] test push_const_output_stack_top1 ... ok
Dec 15 05:47:49.203 INFO [stdout] test push_constants_output_stack_top2 ... ok
Dec 15 05:47:49.203 INFO [stdout] test push_from_stack_to_stack ... ok
Dec 15 05:47:49.203 INFO [stdout] test run_function ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_eq ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_gt ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_gte ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_lt ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_lte ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_jump_if_ne ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_eq ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_gt ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_gte ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_lt ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_lte ... ok
Dec 15 05:47:49.203 INFO [stdout] test should_not_jump_if_not_ne ... ok
Dec 15 05:47:49.203 INFO [stdout] 
Dec 15 05:47:49.203 INFO [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:47:49.203 INFO [stdout] 
Dec 15 05:47:49.211 INFO [stderr]    Doc-tests little
Dec 15 05:47:50.551 INFO [stdout] 
Dec 15 05:47:50.551 INFO [stdout] running 2 tests
Dec 15 05:47:53.650 INFO [stdout] test src/stream.rs - stream::buf_copy (line 9) ... ok
Dec 15 05:47:53.867 INFO [stdout] test src/stream.rs - stream::seek_and_buf_copy (line 42) ... ok
Dec 15 05:47:53.867 INFO [stdout] 
Dec 15 05:47:53.867 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 05:47:53.867 INFO [stdout] 
Dec 15 05:47:53.883 INFO [stderr] su: No module specific data is present
Dec 15 05:47:54.468 INFO running `"docker" "inspect" "7c1a8015ab191d7971a306195f34ac8c576beba1d58a12ee56526faadb44aefd"`
Dec 15 05:47:54.752 INFO running `"docker" "rm" "-f" "7c1a8015ab191d7971a306195f34ac8c576beba1d58a12ee56526faadb44aefd"`
Dec 15 05:47:55.059 INFO [stdout] 7c1a8015ab191d7971a306195f34ac8c576beba1d58a12ee56526faadb44aefd