[INFO] updating cached repository https://github.com/soenkehahn/rust-macro-playground
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] d1554c05f7653af7a9abad5319fd469d1aca49cb
[INFO] testing soenkehahn/rust-macro-playground against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/soenkehahn/rust-macro-playground on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/soenkehahn/rust-macro-playground
[INFO] finished tweaking git repo https://github.com/soenkehahn/rust-macro-playground
[INFO] tweaked toml for git repo https://github.com/soenkehahn/rust-macro-playground written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/soenkehahn/rust-macro-playground already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 89acadd7aa234842a72f4269ba2e197460fb5e289eb07686eeb54d970e7d3dff
[INFO] running `"docker" "start" "-a" "89acadd7aa234842a72f4269ba2e197460fb5e289eb07686eeb54d970e7d3dff"`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "89acadd7aa234842a72f4269ba2e197460fb5e289eb07686eeb54d970e7d3dff"`
[INFO] running `"docker" "rm" "-f" "89acadd7aa234842a72f4269ba2e197460fb5e289eb07686eeb54d970e7d3dff"`
[INFO] [stdout] 89acadd7aa234842a72f4269ba2e197460fb5e289eb07686eeb54d970e7d3dff
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9aa8f935c4469f95d3278b7efe53715522187bf6384617a9ea5e78d9496ceb32
[INFO] running `"docker" "start" "-a" "9aa8f935c4469f95d3278b7efe53715522187bf6384617a9ea5e78d9496ceb32"`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "9aa8f935c4469f95d3278b7efe53715522187bf6384617a9ea5e78d9496ceb32"`
[INFO] running `"docker" "rm" "-f" "9aa8f935c4469f95d3278b7efe53715522187bf6384617a9ea5e78d9496ceb32"`
[INFO] [stdout] 9aa8f935c4469f95d3278b7efe53715522187bf6384617a9ea5e78d9496ceb32
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 8e2cda049f43917686b40386a331b7c76fbd7e4c3acc78bbe00810579a685399
[INFO] running `"docker" "start" "-a" "8e2cda049f43917686b40386a331b7c76fbd7e4c3acc78bbe00810579a685399"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_macros-722550efabf8e32e
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test eval::test::allows_to_implement_apply ... ok
[INFO] [stdout] test eval::test::allows_to_implement_fst ... ok
[INFO] [stdout] test eval::test::does_terminate_on_free_variable_applications ... ok
[INFO] [stdout] test eval::test::evaluates_identity_function ... ok
[INFO] [stdout] test eval::test::get_used_variables::does_return_the_current_identifiers ... ok
[INFO] [stdout] test eval::test::allows_to_implement_not_with_alpha_conversion ... ok
[INFO] [stdout] test eval::test::allows_to_implement_not_without_alpha_conversion ... ok
[INFO] [stdout] test eval::test::make_variables_unique::does_not_use_existing_variables ... ok
[INFO] [stdout] test parser::test::parses_applications ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications_as_lambda_bodies ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications ... ok
[INFO] [stdout] test parser::test::parses_complex_terms ... ok
[INFO] [stdout] test parser::test::parses_lambdas ... ok
[INFO] [stdout] test parser::test::parses_functions_with_multiple_arguments ... ok
[INFO] [stdout] test parser::test::parses_parenthesis ... ok
[INFO] [stdout] test parser::test::parses_parenthesized_lambdas ... ok
[INFO] [stdout] test parser::test::parses_variables ... ok
[INFO] [stdout] test eval::test::allows_to_apply_not_three_times ... ok
[INFO] [stdout] test eval::test::make_variables_unique::works ... ok
[INFO] [stdout] test eval::test::proper_alpha_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8e2cda049f43917686b40386a331b7c76fbd7e4c3acc78bbe00810579a685399"`
[INFO] running `"docker" "rm" "-f" "8e2cda049f43917686b40386a331b7c76fbd7e4c3acc78bbe00810579a685399"`
[INFO] [stdout] 8e2cda049f43917686b40386a331b7c76fbd7e4c3acc78bbe00810579a685399