[INFO] cloning repository https://github.com/soenkehahn/rust-macro-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/soenkehahn/rust-macro-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1554c05f7653af7a9abad5319fd469d1aca49cb
[INFO] testing soenkehahn/rust-macro-playground against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoenkehahn%2Frust-macro-playground" "/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/soenkehahn/rust-macro-playground on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 /workspace/builds/worker-8/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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" "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" "+1.49.0" "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] 49f27c8fd891f46a65f2791cd2f371c9de84bfd14949490ef36389721f536d9d
[INFO] running `Command { std: "docker" "start" "-a" "49f27c8fd891f46a65f2791cd2f371c9de84bfd14949490ef36389721f536d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49f27c8fd891f46a65f2791cd2f371c9de84bfd14949490ef36389721f536d9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f27c8fd891f46a65f2791cd2f371c9de84bfd14949490ef36389721f536d9d", kill_on_drop: false }`
[INFO] [stdout] 49f27c8fd891f46a65f2791cd2f371c9de84bfd14949490ef36389721f536d9d
[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" "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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0c5096827de317dc82237a13e8510eab8bddaae4be633d79cd2633a6864d484
[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" "a0c5096827de317dc82237a13e8510eab8bddaae4be633d79cd2633a6864d484", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "a0c5096827de317dc82237a13e8510eab8bddaae4be633d79cd2633a6864d484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c5096827de317dc82237a13e8510eab8bddaae4be633d79cd2633a6864d484", kill_on_drop: false }`
[INFO] [stdout] a0c5096827de317dc82237a13e8510eab8bddaae4be633d79cd2633a6864d484
[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" "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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c94874a0eebc862d4a75b2b045e8a2087508ec7a581fa3fe125b04a5bd14a18
[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" "3c94874a0eebc862d4a75b2b045e8a2087508ec7a581fa3fe125b04a5bd14a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "3c94874a0eebc862d4a75b2b045e8a2087508ec7a581fa3fe125b04a5bd14a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c94874a0eebc862d4a75b2b045e8a2087508ec7a581fa3fe125b04a5bd14a18", kill_on_drop: false }`
[INFO] [stdout] 3c94874a0eebc862d4a75b2b045e8a2087508ec7a581fa3fe125b04a5bd14a18
[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" "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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66e79499d9b8e18fdc20b498cec4a54de722f274e89d0107f4b6fab94e285928
[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" "66e79499d9b8e18fdc20b498cec4a54de722f274e89d0107f4b6fab94e285928", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_macros-8d4b876e9aa32959
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test parser::test::parses_applications ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications ... ok
[INFO] [stdout] test eval::test::proper_alpha_conversion ... ok
[INFO] [stdout] test parser::test::parses_chains_of_applications_as_lambda_bodies ... ok
[INFO] [stdout] test parser::test::parses_complex_terms ... ok
[INFO] [stdout] test eval::test::make_variables_unique::works ... ok
[INFO] [stdout] test parser::test::parses_functions_with_multiple_arguments ... ok
[INFO] [stdout] test eval::test::make_variables_unique::does_not_use_existing_variables ... ok
[INFO] [stdout] test eval::test::get_used_variables::does_return_the_current_identifiers ... ok
[INFO] [stdout] test parser::test::parses_variables ... 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 parser::test::parses_parenthesis ... ok
[INFO] [stdout] test eval::test::allows_to_implement_not_without_alpha_conversion ... ok
[INFO] [stdout] test eval::test::allows_to_implement_apply ... ok
[INFO] [stdout] test parser::test::parses_lambdas ... ok
[INFO] [stdout] test eval::test::allows_to_apply_not_three_times ... ok
[INFO] [stdout] test eval::test::evaluates_identity_function ... ok
[INFO] [stdout] test parser::test::parses_parenthesized_lambdas ... ok
[INFO] [stdout] test eval::test::allows_to_implement_not_with_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 `Command { std: "docker" "inspect" "66e79499d9b8e18fdc20b498cec4a54de722f274e89d0107f4b6fab94e285928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e79499d9b8e18fdc20b498cec4a54de722f274e89d0107f4b6fab94e285928", kill_on_drop: false }`
[INFO] [stdout] 66e79499d9b8e18fdc20b498cec4a54de722f274e89d0107f4b6fab94e285928