[INFO] updating cached repository https://github.com/wearegay/mucc
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 346c4a99f0ce5a1ce85bf844a2a5e9ea641774e2
[INFO] testing wearegay/mucc against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwearegay%2Fmucc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wearegay/mucc on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wearegay/mucc
[INFO] finished tweaking git repo https://github.com/wearegay/mucc
[INFO] tweaked toml for git repo https://github.com/wearegay/mucc written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/wearegay/mucc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 883ea969643565c4a3bdf7f76563f48ff8c23cd823a7a3ae51e6891dc87f46bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "883ea969643565c4a3bdf7f76563f48ff8c23cd823a7a3ae51e6891dc87f46bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "883ea969643565c4a3bdf7f76563f48ff8c23cd823a7a3ae51e6891dc87f46bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883ea969643565c4a3bdf7f76563f48ff8c23cd823a7a3ae51e6891dc87f46bf", kill_on_drop: false }`
[INFO] [stdout] 883ea969643565c4a3bdf7f76563f48ff8c23cd823a7a3ae51e6891dc87f46bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92c9c8a625ff4be96d84c707c0f9377842340aa801e43b4cad016bab2352327f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "92c9c8a625ff4be96d84c707c0f9377842340aa801e43b4cad016bab2352327f", kill_on_drop: false }`
[INFO] [stderr]    Compiling μcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stdout]   --> src/parse/rules.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     (@replacement $parens:tt ε $($tail:tt)*) => {
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stdout]    = note: The usage includes 'ε' (U+03B5).
[INFO] [stdout]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.36s
[INFO] running `Command { std: "docker" "inspect" "92c9c8a625ff4be96d84c707c0f9377842340aa801e43b4cad016bab2352327f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92c9c8a625ff4be96d84c707c0f9377842340aa801e43b4cad016bab2352327f", kill_on_drop: false }`
[INFO] [stdout] 92c9c8a625ff4be96d84c707c0f9377842340aa801e43b4cad016bab2352327f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2231912ef91e380485cd2ef0a77326146e7d1a5a663085354b33643ab508f590
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2231912ef91e380485cd2ef0a77326146e7d1a5a663085354b33643ab508f590", kill_on_drop: false }`
[INFO] [stderr]    Compiling μcc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stdout]   --> src/parse/rules.rs:39:30
[INFO] [stdout]    |
[INFO] [stdout] 39 |     (@replacement $parens:tt ε $($tail:tt)*) => {
[INFO] [stdout]    |                              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stdout]    = note: The usage includes 'ε' (U+03B5).
[INFO] [stdout]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "2231912ef91e380485cd2ef0a77326146e7d1a5a663085354b33643ab508f590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2231912ef91e380485cd2ef0a77326146e7d1a5a663085354b33643ab508f590", kill_on_drop: false }`
[INFO] [stdout] 2231912ef91e380485cd2ef0a77326146e7d1a5a663085354b33643ab508f590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78d920ebb7bea395da6af3f4f24b78a5b0b65997ddfe0c44d58fa99736f4c389
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78d920ebb7bea395da6af3f4f24b78a5b0b65997ddfe0c44d58fa99736f4c389", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stderr]   --> src/parse/rules.rs:39:30
[INFO] [stderr]    |
[INFO] [stderr] 39 |     (@replacement $parens:tt ε $($tail:tt)*) => {
[INFO] [stderr]    |                              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stderr]    = note: The usage includes 'ε' (U+03B5).
[INFO] [stderr]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/μcc-ec6758e8644faf26
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test lex::tests::test_invalid_escape ... ok
[INFO] [stdout] test lex::tests::test_lexer_invalid_char_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_int_literal ... ok
[INFO] [stdout] test lex::tests::test_invalid_decimal_escape ... ok
[INFO] [stdout] test lex::tests::test_lexer_string_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_increment ... ok
[INFO] [stdout] test lex::tests::test_lexer_plus ... ok
[INFO] [stdout] test lex::tests::test_lexer_triple ... ok
[INFO] [stdout] test lex::tests::test_lexer_valid_char_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_plus_plus ... ok
[INFO] [stdout] test lex::tests::test_lexer_zero ... ok
[INFO] [stdout] test lex::tests::test_lexer_pointerderef_lessthan_minus ... ok
[INFO] [stdout] test lex::tests::test_lexer_while_keyword ... ok
[INFO] [stdout] test lex::tests::test_lower_unicode_escape ... ok
[INFO] [stdout] test lex::tests::test_truncated_decimal ... ok
[INFO] [stdout] test lex::tests::test_multiline_nextnt ... ok
[INFO] [stdout] test parse::tests::test_n_body ... ignored
[INFO] [stdout] test lex::tests::test_truncated_lower_unicode_escape ... ok
[INFO] [stdout] test lex::tests::test_zero_at_end ... ok
[INFO] [stdout] test lex::tests::test_unclosed_string ... ok
[INFO] [stdout] test lex::tests::test_truncated_string_escape ... ok
[INFO] [stdout] test lex::tests::test_truncated_upper_unicode_escape ... ok
[INFO] [stdout] test lex::tests::test_lexer_identifier ... ok
[INFO] [stdout] test lex::tests::test_lexer_error_invalid_size_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_comment ... ok
[INFO] [stdout] test lex::tests::test_invalid_hex_byte_escape ... ok
[INFO] [stdout] test lex::tests::test_lexer_nonint_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_function_definition ... ok
[INFO] [stdout] test lex::tests::test_incomplete_binary_literal ... ok
[INFO] [stdout] test lex::tests::test_lexer_location ... ok
[INFO] [stdout] test parse::tests::test_parse_0_invalid ... ok
[INFO] [stdout] test parse::tests::test_parse_typedef ... ok
[INFO] [stdout] test parse::tests::test_parse_semicolon ... ok
[INFO] [stdout] test lex::tests::test_truncated_hex_byte_escape ... ok
[INFO] [stdout] test untyped_ast::tests::test_forward_declaration ... ok
[INFO] [stdout] test parse::tests::test_parse_empty ... ok
[INFO] [stdout] test parse::tests::test_parse_pointers ... ok
[INFO] [stdout] test parse::tests::test_parse_minimal_main ... ok
[INFO] [stdout] test parse::tests::test_parse_gcd ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78d920ebb7bea395da6af3f4f24b78a5b0b65997ddfe0c44d58fa99736f4c389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d920ebb7bea395da6af3f4f24b78a5b0b65997ddfe0c44d58fa99736f4c389", kill_on_drop: false }`
[INFO] [stdout] 78d920ebb7bea395da6af3f4f24b78a5b0b65997ddfe0c44d58fa99736f4c389