Dec 14 07:02:43.416 INFO testing PaulJuliusMartinez/CoolRustCompiler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 07:02:43.416 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 14 07:02:43.844 INFO [stdout] cee3ef40d7750f5c45c4c744a0aa2e686205cbc2675f622ab3757b3b9b55508f
Dec 14 07:02:43.846 INFO running `"docker" "start" "-a" "cee3ef40d7750f5c45c4c744a0aa2e686205cbc2675f622ab3757b3b9b55508f"`
Dec 14 07:02:45.269 INFO [stderr] usermod: no changes
Dec 14 07:02:45.319 INFO [stderr]    Compiling cool v0.1.0 (/source)
Dec 14 07:02:46.005 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 14 07:02:46.005 INFO [stderr]  --> src/main.rs:3:5
Dec 14 07:02:46.005 INFO [stderr]   |
Dec 14 07:02:46.006 INFO [stderr] 3 | use std::rc::Rc;
Dec 14 07:02:46.006 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 07:02:46.006 INFO [stderr]   |
Dec 14 07:02:46.006 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:02:46.007 INFO [stderr] 
Dec 14 07:02:46.007 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 14 07:02:46.007 INFO [stderr]  --> src/main.rs:4:5
Dec 14 07:02:46.008 INFO [stderr]   |
Dec 14 07:02:46.008 INFO [stderr] 4 | use std::boxed::Box;
Dec 14 07:02:46.008 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 07:02:46.008 INFO [stderr] 
Dec 14 07:02:46.008 INFO [stderr] warning: unused import: `ast::*`
Dec 14 07:02:46.008 INFO [stderr]  --> src/main.rs:6:5
Dec 14 07:02:46.008 INFO [stderr]   |
Dec 14 07:02:46.008 INFO [stderr] 6 | use ast::*;
Dec 14 07:02:46.008 INFO [stderr]   |     ^^^^^^
Dec 14 07:02:46.008 INFO [stderr] 
Dec 14 07:02:46.008 INFO [stderr] warning: unused macro definition
Dec 14 07:02:46.008 INFO [stderr]   --> src/parser/mod.rs:53:1
Dec 14 07:02:46.008 INFO [stderr]    |
Dec 14 07:02:46.008 INFO [stderr] 53 | / macro_rules! match_single_capture {
Dec 14 07:02:46.008 INFO [stderr] 54 | |     ($tok:expr, $expected:pat, $states:ident, $new_state:expr, $body:stmt) => {{
Dec 14 07:02:46.008 INFO [stderr] 55 | |         match *$tok {
Dec 14 07:02:46.008 INFO [stderr] 56 | |             $expected => {
Dec 14 07:02:46.008 INFO [stderr] ...  |
Dec 14 07:02:46.008 INFO [stderr] 65 | |     }}
Dec 14 07:02:46.008 INFO [stderr] 66 | | }
Dec 14 07:02:46.008 INFO [stderr]    | |_^
Dec 14 07:02:46.008 INFO [stderr]    |
Dec 14 07:02:46.008 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 14 07:02:46.008 INFO [stderr] 
Dec 14 07:02:46.875 INFO [stderr] warning: variable `line_no` is assigned to, but never used
Dec 14 07:02:46.875 INFO [stderr]   --> src/lexer/mod.rs:71:13
Dec 14 07:02:46.876 INFO [stderr]    |
Dec 14 07:02:46.876 INFO [stderr] 71 |     let mut line_no = 0;
Dec 14 07:02:46.876 INFO [stderr]    |             ^^^^^^^
Dec 14 07:02:46.876 INFO [stderr]    |
Dec 14 07:02:46.876 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 07:02:46.876 INFO [stderr]    = note: consider using `_line_no` instead
Dec 14 07:02:46.876 INFO [stderr] 
Dec 14 07:02:46.876 INFO [stderr] warning: unused variable: `tabs`
Dec 14 07:02:46.883 INFO [stderr]    --> src/printer/mod.rs:199:28
Dec 14 07:02:46.883 INFO [stderr]     |
Dec 14 07:02:46.883 INFO [stderr] 199 |     fn pretty_print(&self, tabs: u32) {
Dec 14 07:02:46.883 INFO [stderr]     |                            ^^^^ help: consider using `_tabs` instead
Dec 14 07:02:46.883 INFO [stderr] 
Dec 14 07:02:49.335 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.04s
Dec 14 07:02:49.335 INFO [stderr] su: No module specific data is present
Dec 14 07:02:50.002 INFO running `"docker" "inspect" "cee3ef40d7750f5c45c4c744a0aa2e686205cbc2675f622ab3757b3b9b55508f"`
Dec 14 07:02:50.245 INFO running `"docker" "rm" "-f" "cee3ef40d7750f5c45c4c744a0aa2e686205cbc2675f622ab3757b3b9b55508f"`
Dec 14 07:02:50.499 INFO [stdout] cee3ef40d7750f5c45c4c744a0aa2e686205cbc2675f622ab3757b3b9b55508f
Dec 14 07:02:50.501 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 14 07:02:50.952 INFO [stdout] 49acc7e3ce7581417b7bc51318f52aa9c05bcc9ef70361fa652700a0c6ea2000
Dec 14 07:02:50.954 INFO running `"docker" "start" "-a" "49acc7e3ce7581417b7bc51318f52aa9c05bcc9ef70361fa652700a0c6ea2000"`
Dec 14 07:02:52.206 INFO [stderr] usermod: no changes
Dec 14 07:02:52.233 INFO [stderr]    Compiling cool v0.1.0 (/source)
Dec 14 07:02:52.735 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 14 07:02:52.735 INFO [stderr]  --> src/main.rs:3:5
Dec 14 07:02:52.735 INFO [stderr]   |
Dec 14 07:02:52.735 INFO [stderr] 3 | use std::rc::Rc;
Dec 14 07:02:52.735 INFO [stderr]   |     ^^^^^^^^^^^
Dec 14 07:02:52.735 INFO [stderr]   |
Dec 14 07:02:52.735 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 14 07:02:52.735 INFO [stderr] 
Dec 14 07:02:52.735 INFO [stderr] warning: unused import: `std::boxed::Box`
Dec 14 07:02:52.735 INFO [stderr]  --> src/main.rs:4:5
Dec 14 07:02:52.735 INFO [stderr]   |
Dec 14 07:02:52.735 INFO [stderr] 4 | use std::boxed::Box;
Dec 14 07:02:52.735 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 14 07:02:52.735 INFO [stderr] 
Dec 14 07:02:52.735 INFO [stderr] warning: unused import: `ast::*`
Dec 14 07:02:52.735 INFO [stderr]  --> src/main.rs:6:5
Dec 14 07:02:52.735 INFO [stderr]   |
Dec 14 07:02:52.735 INFO [stderr] 6 | use ast::*;
Dec 14 07:02:52.735 INFO [stderr]   |     ^^^^^^
Dec 14 07:02:52.735 INFO [stderr] 
Dec 14 07:02:52.739 INFO [stderr] warning: unused macro definition
Dec 14 07:02:52.739 INFO [stderr]   --> src/parser/mod.rs:53:1
Dec 14 07:02:52.739 INFO [stderr]    |
Dec 14 07:02:52.739 INFO [stderr] 53 | / macro_rules! match_single_capture {
Dec 14 07:02:52.739 INFO [stderr] 54 | |     ($tok:expr, $expected:pat, $states:ident, $new_state:expr, $body:stmt) => {{
Dec 14 07:02:52.739 INFO [stderr] 55 | |         match *$tok {
Dec 14 07:02:52.739 INFO [stderr] 56 | |             $expected => {
Dec 14 07:02:52.739 INFO [stderr] ...  |
Dec 14 07:02:52.739 INFO [stderr] 65 | |     }}
Dec 14 07:02:52.739 INFO [stderr] 66 | | }
Dec 14 07:02:52.739 INFO [stderr]    | |_^
Dec 14 07:02:52.739 INFO [stderr]    |
Dec 14 07:02:52.739 INFO [stderr]    = note: #[warn(unused_macros)] on by default
Dec 14 07:02:52.739 INFO [stderr] 
Dec 14 07:02:53.401 INFO [stderr] warning: variable `line_no` is assigned to, but never used
Dec 14 07:02:53.401 INFO [stderr]   --> src/lexer/mod.rs:71:13
Dec 14 07:02:53.401 INFO [stderr]    |
Dec 14 07:02:53.401 INFO [stderr] 71 |     let mut line_no = 0;
Dec 14 07:02:53.401 INFO [stderr]    |             ^^^^^^^
Dec 14 07:02:53.401 INFO [stderr]    |
Dec 14 07:02:53.401 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 14 07:02:53.401 INFO [stderr]    = note: consider using `_line_no` instead
Dec 14 07:02:53.401 INFO [stderr] 
Dec 14 07:02:53.403 INFO [stderr] warning: unused variable: `tabs`
Dec 14 07:02:53.403 INFO [stderr]    --> src/printer/mod.rs:199:28
Dec 14 07:02:53.403 INFO [stderr]     |
Dec 14 07:02:53.403 INFO [stderr] 199 |     fn pretty_print(&self, tabs: u32) {
Dec 14 07:02:53.403 INFO [stderr]     |                            ^^^^ help: consider using `_tabs` instead
Dec 14 07:02:53.403 INFO [stderr] 
Dec 14 07:02:54.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.81s
Dec 14 07:02:54.033 INFO [stderr] su: No module specific data is present
Dec 14 07:02:54.833 INFO running `"docker" "inspect" "49acc7e3ce7581417b7bc51318f52aa9c05bcc9ef70361fa652700a0c6ea2000"`
Dec 14 07:02:55.036 INFO running `"docker" "rm" "-f" "49acc7e3ce7581417b7bc51318f52aa9c05bcc9ef70361fa652700a0c6ea2000"`
Dec 14 07:02:55.193 INFO [stdout] 49acc7e3ce7581417b7bc51318f52aa9c05bcc9ef70361fa652700a0c6ea2000
Dec 14 07:02:55.196 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 14 07:02:55.405 INFO [stdout] aba2a690e2ed4b70355a92d499fa2f6de53f21583e777acdeb9281bf7ade2c13
Dec 14 07:02:55.410 INFO running `"docker" "start" "-a" "aba2a690e2ed4b70355a92d499fa2f6de53f21583e777acdeb9281bf7ade2c13"`
Dec 14 07:02:55.974 INFO [stderr] usermod: no changes
Dec 14 07:02:55.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 14 07:02:55.988 INFO [stderr]      Running /target/debug/deps/cool-a25fe93437bffe8f
Dec 14 07:02:55.993 INFO [stdout] 
Dec 14 07:02:55.993 INFO [stdout] running 0 tests
Dec 14 07:02:55.993 INFO [stdout] 
Dec 14 07:02:55.993 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 07:02:55.993 INFO [stdout] 
Dec 14 07:02:55.994 INFO [stderr] su: No module specific data is present
Dec 14 07:02:56.204 INFO running `"docker" "inspect" "aba2a690e2ed4b70355a92d499fa2f6de53f21583e777acdeb9281bf7ade2c13"`
Dec 14 07:02:56.279 INFO running `"docker" "rm" "-f" "aba2a690e2ed4b70355a92d499fa2f6de53f21583e777acdeb9281bf7ade2c13"`
Dec 14 07:02:56.377 INFO [stdout] aba2a690e2ed4b70355a92d499fa2f6de53f21583e777acdeb9281bf7ade2c13