[INFO] updating cached repository https://github.com/schulke-214/toy-compiler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f57a519c8e1f98460acf93bac8808dcf15f28ce
[INFO] testing schulke-214/toy-compiler against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschulke-214%2Ftoy-compiler" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schulke-214/toy-compiler on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/schulke-214/toy-compiler
[INFO] finished tweaking git repo https://github.com/schulke-214/toy-compiler
[INFO] tweaked toml for git repo https://github.com/schulke-214/toy-compiler written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/schulke-214/toy-compiler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ee668952050289c959099708aa8d7cb0284f434ebf48e1471c6ee4989433307
[INFO] running `"docker" "start" "-a" "8ee668952050289c959099708aa8d7cb0284f434ebf48e1471c6ee4989433307"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling mangoc v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `match_char`
[INFO] [stderr]    --> src/lexer/scanner.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn match_char(&mut self, expected: char) -> CompilerResult<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ctx`
[INFO] [stderr]   --> src/lexer/mod.rs:29:2
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ctx: CompilerContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.99s
[INFO] running `"docker" "inspect" "8ee668952050289c959099708aa8d7cb0284f434ebf48e1471c6ee4989433307"`
[INFO] running `"docker" "rm" "-f" "8ee668952050289c959099708aa8d7cb0284f434ebf48e1471c6ee4989433307"`
[INFO] [stdout] 8ee668952050289c959099708aa8d7cb0284f434ebf48e1471c6ee4989433307
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 38ca147dc0d0ea45ba6e77f513cd301b2243e1412cebfbd8bdbc410625dfbd60
[INFO] running `"docker" "start" "-a" "38ca147dc0d0ea45ba6e77f513cd301b2243e1412cebfbd8bdbc410625dfbd60"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mangoc v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: associated function is never used: `match_char`
[INFO] [stderr]    --> src/lexer/scanner.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn match_char(&mut self, expected: char) -> CompilerResult<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ctx`
[INFO] [stderr]   --> src/lexer/mod.rs:29:2
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ctx: CompilerContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `match_char`
[INFO] [stderr]    --> src/lexer/scanner.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn match_char(&mut self, expected: char) -> CompilerResult<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ctx`
[INFO] [stderr]   --> src/lexer/mod.rs:29:2
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ctx: CompilerContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `"docker" "inspect" "38ca147dc0d0ea45ba6e77f513cd301b2243e1412cebfbd8bdbc410625dfbd60"`
[INFO] running `"docker" "rm" "-f" "38ca147dc0d0ea45ba6e77f513cd301b2243e1412cebfbd8bdbc410625dfbd60"`
[INFO] [stdout] 38ca147dc0d0ea45ba6e77f513cd301b2243e1412cebfbd8bdbc410625dfbd60
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] f089da85ae4cedbbffde2dae4a0339f8a603f0ebb3277c1f78e912ad83b4b8a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f089da85ae4cedbbffde2dae4a0339f8a603f0ebb3277c1f78e912ad83b4b8a7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: associated function is never used: `match_char`
[INFO] [stderr]    --> src/lexer/scanner.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn match_char(&mut self, expected: char) -> CompilerResult<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ctx`
[INFO] [stderr]   --> src/lexer/mod.rs:29:2
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ctx: CompilerContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `match_char`
[INFO] [stderr]    --> src/lexer/scanner.rs:174:5
[INFO] [stderr]     |
[INFO] [stderr] 174 |     fn match_char(&mut self, expected: char) -> CompilerResult<bool> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ctx`
[INFO] [stderr]   --> src/lexer/mod.rs:29:2
[INFO] [stderr]    |
[INFO] [stderr] 29 |     ctx: CompilerContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mangoc-45700722c6d87538
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test lexer::scanner::tests::peek_empty_sourceee ... ignored
[INFO] [stdout] test lexer::scanner::tests::peek_empty_sourceeee ... ignored
[INFO] [stdout] test location::tests::span::implement_tests ... ignored
[INFO] [stdout] test location::tests::location::shift_forward_with_empty_line ... ok
[INFO] [stdout] test location::tests::location::get_index_of_next_char_in_string_with_trailing_new_lines ... ok
[INFO] [stdout] test location::tests::location::get_index_of_next_char_in_string_column_out_of_range ... ok
[INFO] [stdout] test location::tests::location::get_index_of_next_char_in_string_line_out_of_range ... ok
[INFO] [stdout] test location::tests::location::shift_forward_in_column ... ok
[INFO] [stdout] test location::tests::location::get_index_of_next_char_in_string_with_new_lines ... ok
[INFO] [stdout] test lexer::scanner::tests::peek_empty_source ... ok
[INFO] [stdout] test lexer::scanner::tests::peek_with_offset_multiple_lines ... ok
[INFO] [stdout] test lexer::scanner::tests::peek_with_offset ... ok
[INFO] [stdout] test lexer::identifier::tests::accepts_first_underscore ... ok
[INFO] [stdout] test lexer::identifier::tests::accepts_first_letter ... ok
[INFO] [stdout] test lexer::identifier::tests::throws_invalid_char ... FAILED
[INFO] [stdout] test location::tests::location::shift_forward_in_invalid_column ... ok
[INFO] [stdout] test lexer::identifier::tests::throws_first_number ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::identifier::tests::throws_invalid_char stdout ----
[INFO] [stdout] note: test did not panic as expected
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::identifier::tests::throws_invalid_char
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 1 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f089da85ae4cedbbffde2dae4a0339f8a603f0ebb3277c1f78e912ad83b4b8a7"`
[INFO] running `"docker" "rm" "-f" "f089da85ae4cedbbffde2dae4a0339f8a603f0ebb3277c1f78e912ad83b4b8a7"`
[INFO] [stdout] f089da85ae4cedbbffde2dae4a0339f8a603f0ebb3277c1f78e912ad83b4b8a7