[INFO] cloning repository https://github.com/yczhangsjtu/dart2csharp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yczhangsjtu/dart2csharp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyczhangsjtu%2Fdart2csharp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyczhangsjtu%2Fdart2csharp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f069ec804ae63ac2b3209514a788391b5639558
[INFO] testing yczhangsjtu/dart2csharp against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyczhangsjtu%2Fdart2csharp" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yczhangsjtu/dart2csharp on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yczhangsjtu/dart2csharp
[INFO] finished tweaking git repo https://github.com/yczhangsjtu/dart2csharp
[INFO] tweaked toml for git repo https://github.com/yczhangsjtu/dart2csharp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/yczhangsjtu/dart2csharp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56b012f5005963f5973de6ddfa7885ccda4e8c59636dbcf59f340346f8ac74c4
[INFO] running `Command { std: "docker" "start" "-a" "56b012f5005963f5973de6ddfa7885ccda4e8c59636dbcf59f340346f8ac74c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56b012f5005963f5973de6ddfa7885ccda4e8c59636dbcf59f340346f8ac74c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56b012f5005963f5973de6ddfa7885ccda4e8c59636dbcf59f340346f8ac74c4", kill_on_drop: false }`
[INFO] [stdout] 56b012f5005963f5973de6ddfa7885ccda4e8c59636dbcf59f340346f8ac74c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7d95b2a64a2079b918343fceb674849150ebc2a8783b9978193ba3d6e414d84
[INFO] running `Command { std: "docker" "start" "-a" "f7d95b2a64a2079b918343fceb674849150ebc2a8783b9978193ba3d6e414d84", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling dart2csharp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/eregex/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(regex : Regex) -> BasicElement {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tokens/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new() -> Word {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.00s
[INFO] running `Command { std: "docker" "inspect" "f7d95b2a64a2079b918343fceb674849150ebc2a8783b9978193ba3d6e414d84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d95b2a64a2079b918343fceb674849150ebc2a8783b9978193ba3d6e414d84", kill_on_drop: false }`
[INFO] [stdout] f7d95b2a64a2079b918343fceb674849150ebc2a8783b9978193ba3d6e414d84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83919fc39063c2e62e0d8408558e5558caf8870ea64981db2a9da1ec888ad4e3
[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" "83919fc39063c2e62e0d8408558e5558caf8870ea64981db2a9da1ec888ad4e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling dart2csharp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/eregex/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(regex : Regex) -> BasicElement {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tokens/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new() -> Word {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "83919fc39063c2e62e0d8408558e5558caf8870ea64981db2a9da1ec888ad4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83919fc39063c2e62e0d8408558e5558caf8870ea64981db2a9da1ec888ad4e3", kill_on_drop: false }`
[INFO] [stdout] 83919fc39063c2e62e0d8408558e5558caf8870ea64981db2a9da1ec888ad4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7994bf0ac28d364d9dab88e395174bd29fdb5c09f3d3cb5550c8bd51eb9546a7
[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" "7994bf0ac28d364d9dab88e395174bd29fdb5c09f3d3cb5550c8bd51eb9546a7", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/eregex/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn new(regex : Regex) -> BasicElement {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tokens/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new() -> Word {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stdout] running 53 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dart2csharp-f9ea8f6c93a3f273
[INFO] [stdout] test funcs::param_item::tests::has_default_value_2 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_2 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_1 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_4 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_6 ... ok
[INFO] [stdout] test funcs::param_item::tests::has_default_value_1 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_5 ... ok
[INFO] [stdout] test funcs::param_item::tests::has_default_value_3 ... ok
[INFO] [stdout] test funcs::param_item::tests::has_default_value_4 ... ok
[INFO] [stdout] test cleanup::tests::import_removed_3 ... ok
[INFO] [stdout] test funcs::param_item::tests::has_default_value_5 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_6 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_3 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_6 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_5 ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_6 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_1 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_2 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_3 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_4 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_2 ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_2 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_6 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_4 ... ok
[INFO] [stdout] test funcs::param_item::tests::is_function_action_1 ... ok
[INFO] [stdout] test funcs::param_list::tests::positional_named_splitted_5 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_4 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_2 ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_3 ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_4 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_5 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_3 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_4 ... ok
[INFO] [stdout] test funcs::param_list::tests::single_parameter_list_splitted_2 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_7 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_2 ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_5 ... ok
[INFO] [stdout] test funcs::param_list::tests::parameter_list_splitted_1 ... ok
[INFO] [stdout] test utils::tests::is_keyword_test ... ok
[INFO] [stdout] test utils::tests::not_keyword_test ... ok
[INFO] [stdout] test funcs::param_list::tests::params_transpiled_1 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_51 ... ok
[INFO] [stdout] test funcs::param_list::tests::single_parameter_list_splitted_1 ... ok
[INFO] [stdout] test tokens::tests::find_word ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_3 ... ok
[INFO] [stdout] test tests::test_transpile ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_1 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_52 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_6 ... ok
[INFO] [stdout] test funcs::param_list::tests::single_parameter_list_splitted_5 ... ok
[INFO] [stdout] test funcs::tests::correct_func_head_8 ... ok
[INFO] [stdout] test funcs::param_list::tests::single_parameter_list_splitted_3 ... ok
[INFO] [stdout] test funcs::param_list::tests::single_parameter_list_splitted_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.99s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dart2csharp-eacd14a1ed58b153
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dart2csharp
[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" "7994bf0ac28d364d9dab88e395174bd29fdb5c09f3d3cb5550c8bd51eb9546a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7994bf0ac28d364d9dab88e395174bd29fdb5c09f3d3cb5550c8bd51eb9546a7", kill_on_drop: false }`
[INFO] [stdout] 7994bf0ac28d364d9dab88e395174bd29fdb5c09f3d3cb5550c8bd51eb9546a7