[INFO] cloning repository https://github.com/khayliang/fe2o3-cc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khayliang/fe2o3-cc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e15db7a6eff494a7dac346af1ed52977d56b9a2b
[INFO] testing khayliang/fe2o3-cc against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhayliang%2Ffe2o3-cc" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/khayliang/fe2o3-cc on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/khayliang/fe2o3-cc
[INFO] finished tweaking git repo https://github.com/khayliang/fe2o3-cc
[INFO] tweaked toml for git repo https://github.com/khayliang/fe2o3-cc written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/khayliang/fe2o3-cc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 577eec45b6d34916788ed98bf2f79a4b09a200c3295a433441aa80a54d313031
[INFO] running `Command { std: "docker" "start" "-a" "577eec45b6d34916788ed98bf2f79a4b09a200c3295a433441aa80a54d313031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "577eec45b6d34916788ed98bf2f79a4b09a200c3295a433441aa80a54d313031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577eec45b6d34916788ed98bf2f79a4b09a200c3295a433441aa80a54d313031", kill_on_drop: false }`
[INFO] [stdout] 577eec45b6d34916788ed98bf2f79a4b09a200c3295a433441aa80a54d313031
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0c0783626e48f78a1a99e3420f5ff9e027c94777ece176e342b37caff07c9a5
[INFO] running `Command { std: "docker" "start" "-a" "d0c0783626e48f78a1a99e3420f5ff9e027c94777ece176e342b37caff07c9a5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling smawk v0.3.1
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling textwrap v0.13.4
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling rust_cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 23s
[INFO] running `Command { std: "docker" "inspect" "d0c0783626e48f78a1a99e3420f5ff9e027c94777ece176e342b37caff07c9a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c0783626e48f78a1a99e3420f5ff9e027c94777ece176e342b37caff07c9a5", kill_on_drop: false }`
[INFO] [stdout] d0c0783626e48f78a1a99e3420f5ff9e027c94777ece176e342b37caff07c9a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ddb2488126179abd6d9a6b76687f60c857e752d3f76ae9696c54020baea27e7
[INFO] running `Command { std: "docker" "start" "-a" "9ddb2488126179abd6d9a6b76687f60c857e752d3f76ae9696c54020baea27e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.26s
[INFO] running `Command { std: "docker" "inspect" "9ddb2488126179abd6d9a6b76687f60c857e752d3f76ae9696c54020baea27e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddb2488126179abd6d9a6b76687f60c857e752d3f76ae9696c54020baea27e7", kill_on_drop: false }`
[INFO] [stdout] 9ddb2488126179abd6d9a6b76687f60c857e752d3f76ae9696c54020baea27e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6a576c0e784e7e3b4160dd237cfa8b5481e1fd8f6cde187a5ba3734a02fede7a
[INFO] running `Command { std: "docker" "start" "-a" "6a576c0e784e7e3b4160dd237cfa8b5481e1fd8f6cde187a5ba3734a02fede7a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cc-abb06fb15d45dc64)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test parser::tests::test_parse_all_tokens_into_program_with_main ... ok
[INFO] [stdout] test parser::tests::test_parse_function_statement_tokens ... ok
[INFO] [stdout] test parser::tests::test_parse_return_statement_tokens ... ok
[INFO] [stdout] test parser::tests::test_parse_expression_tokens ... ok
[INFO] [stdout] test syntax::tests::tests::test_constant_expression ... ok
[INFO] [stdout] test syntax::tests::tests::test_function ... ok
[INFO] [stdout] test syntax::tests::tests::test_integer_variable ... ok
[INFO] [stdout] test syntax::tests::tests::test_program ... ok
[INFO] [stdout] test syntax::tests::tests::test_return_statement ... ok
[INFO] [stdout] test tokenizer::tests::test_token_builder_builds_return_2 ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_identifiers ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_integer_constants ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_keywords ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_punctuation ... ok
[INFO] [stdout] test tokenizer::tests::test_token_factory_builds_unary_operations ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_empty_string ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize_func_tokenizes_string ... ok
[INFO] [stdout] test parser::tests::test_parse_tokens_into_program_without_main_function - should panic ... ok
[INFO] [stdout] test syntax::tests::tests::create_new_program_fails - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_cc-ed416e79b82730a8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_cc
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6a576c0e784e7e3b4160dd237cfa8b5481e1fd8f6cde187a5ba3734a02fede7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a576c0e784e7e3b4160dd237cfa8b5481e1fd8f6cde187a5ba3734a02fede7a", kill_on_drop: false }`
[INFO] [stdout] 6a576c0e784e7e3b4160dd237cfa8b5481e1fd8f6cde187a5ba3734a02fede7a