[INFO] cloning repository https://github.com/selaux/ruinfuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/selaux/ruinfuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d059ec7de1ec9cbaccec14918fc7cecee37d0f92
[INFO] testing selaux/ruinfuck against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselaux%2Fruinfuck" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/selaux/ruinfuck 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/selaux/ruinfuck
[INFO] finished tweaking git repo https://github.com/selaux/ruinfuck
[INFO] tweaked toml for git repo https://github.com/selaux/ruinfuck written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/selaux/ruinfuck 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 1c48fd8218fd8999d999d99b085775937a64edc2acba39da7e5eb12d45720143
[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" "1c48fd8218fd8999d999d99b085775937a64edc2acba39da7e5eb12d45720143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c48fd8218fd8999d999d99b085775937a64edc2acba39da7e5eb12d45720143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c48fd8218fd8999d999d99b085775937a64edc2acba39da7e5eb12d45720143", kill_on_drop: false }`
[INFO] [stdout] 1c48fd8218fd8999d999d99b085775937a64edc2acba39da7e5eb12d45720143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2480ba60c4246c8adcf9dfc9eedd436f717d1055343d579ca3b71cb0366a5112
[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" "2480ba60c4246c8adcf9dfc9eedd436f717d1055343d579ca3b71cb0366a5112", 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] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v5.0.4
[INFO] [stderr]    Compiling ruinfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.44s
[INFO] running `Command { std: "docker" "inspect" "2480ba60c4246c8adcf9dfc9eedd436f717d1055343d579ca3b71cb0366a5112", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2480ba60c4246c8adcf9dfc9eedd436f717d1055343d579ca3b71cb0366a5112", kill_on_drop: false }`
[INFO] [stdout] 2480ba60c4246c8adcf9dfc9eedd436f717d1055343d579ca3b71cb0366a5112
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6b88e5b2a044cfcb8ad7876eb300939784a16c05ab78e96ed9827b6ba11d30a2
[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" "6b88e5b2a044cfcb8ad7876eb300939784a16c05ab78e96ed9827b6ba11d30a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruinfuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "6b88e5b2a044cfcb8ad7876eb300939784a16c05ab78e96ed9827b6ba11d30a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b88e5b2a044cfcb8ad7876eb300939784a16c05ab78e96ed9827b6ba11d30a2", kill_on_drop: false }`
[INFO] [stdout] 6b88e5b2a044cfcb8ad7876eb300939784a16c05ab78e96ed9827b6ba11d30a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 7be7dc2a8db0f5c7c6af4e87e289d65a2fa0d4c3a2a00eb519e874f164d40bdd
[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" "7be7dc2a8db0f5c7c6af4e87e289d65a2fa0d4c3a2a00eb519e874f164d40bdd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ruinfuck-b9a40dc92839a7f7
[INFO] [stdout] running 66 tests
[INFO] [stdout] test analyzer::tests::it_should_return_empty_results ... ok
[INFO] [stdout] test analyzer::tests::it_should_return_results_for_a_single_node ... ok
[INFO] [stdout] test analyzer::tests::it_should_return_results_for_empty_conditionals ... ok
[INFO] [stdout] test analyzer::tests::it_should_return_results_for_multiple_different_nodes ... ok
[INFO] [stdout] test analyzer::tests::it_should_return_results_for_nested_conditionals ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_imbalanced_inc_nodes_2 ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_imbalanced_inc_nodes ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_to_positive_offsets ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_simple_loops ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_scan_loops ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_to_negative_offsets ... ok
[INFO] [stdout] test parser::tests::it_should_parse_an_conditional_with_instructions ... ok
[INFO] [stdout] test parser::tests::it_should_parse_an_empty_conditional ... ok
[INFO] [stdout] test parser::tests::it_should_parse_instructions ... ok
[INFO] [stdout] test parser::tests::it_should_parse_nested_conditionals ... ok
[INFO] [stdout] test parser::tests::it_should_return_a_missing_delimiter_error ... ok
[INFO] [stdout] test parser::tests::it_should_return_a_unmatched_delimiter_error ... ok
[INFO] [stdout] test tests::it_should_return_parser_errors_when_running_code ... ok
[INFO] [stdout] test vm::tests::it_should_assign_cells ... ok
[INFO] [stdout] test vm::tests::it_should_assign_cells_at_offset ... ok
[INFO] [stdout] test optimizer::tests::it_should_not_optimize_operators_with_different_offsets ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_imbalanced_inc_nodes_4 ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_non_moving_in_nodes ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_imbalanced_non_moving_nodes ... ok
[INFO] [stdout] test optimizer::tests::it_should_optimize_assignment_loops ... ok
[INFO] [stdout] test optimizer::tests::it_should_optimize_zero_loops ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_non_moving_nodes ... ok
[INFO] [stdout] test optimizer::tests::it_should_defer_movement ... ok
[INFO] [stdout] test optimizer::tests::it_should_optimize_away_comments ... ok
[INFO] [stdout] test optimizer::tests::it_should_optimize_away_repeated_operators ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_non_moving_inc_nodes ... ok
[INFO] [stdout] test optimizer::tests::it_should_collapse_imbalanced_inc_nodes_3 ... ok
[INFO] [stdout] test vm::tests::it_should_assign_cells_at_underflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_multiply_cells_at_offset ... ok
[INFO] [stdout] test vm::tests::it_should_multiply_cells_at_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_cells ... ok
[INFO] [stdout] test vm::tests::it_should_not_run_nested_code_if_condition_is_false ... ok
[INFO] [stdout] test vm::tests::it_should_increment_the_data_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_assign_cells_at_overflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_assign_cells_at_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_read_from_stdin_with_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_increment_cells ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_cells_at_offset ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_cells_at_overflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_overflow_cells ... ok
[INFO] [stdout] test vm::tests::it_should_increment_cells_at_overflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_read_from_stdin_with_offset ... ok
[INFO] [stdout] test vm::tests::it_should_scan_right_with_interval ... ok
[INFO] [stdout] test vm::tests::it_should_write_to_stdout ... ok
[INFO] [stdout] test vm::tests::it_should_multiply_cells ... ok
[INFO] [stdout] test vm::tests::it_should_increment_cells_at_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_increment_cells_at_offset ... ok
[INFO] [stdout] test vm::tests::it_should_write_to_stdout_with_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_scan_left ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_cells_at_underflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_the_data_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_run_nested_code_if_condition_is_true ... ok
[INFO] [stdout] test vm::tests::it_should_read_from_stdin ... ok
[INFO] [stdout] test vm::tests::it_should_overflow_the_data_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_scan_left_with_interval ... ok
[INFO] [stdout] test vm::tests::it_should_increment_cells_at_underflowing_offset ... ok
[INFO] [stdout] test vm::tests::it_should_decrement_cells_at_offset_and_move_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_underflow_the_data_pointer ... ok
[INFO] [stdout] test vm::tests::it_should_scan_right ... ok
[INFO] [stdout] test vm::tests::it_should_write_to_stdout_with_offset ... ok
[INFO] [stdout] test vm::tests::it_should_underflow_cells ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 66 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7be7dc2a8db0f5c7c6af4e87e289d65a2fa0d4c3a2a00eb519e874f164d40bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be7dc2a8db0f5c7c6af4e87e289d65a2fa0d4c3a2a00eb519e874f164d40bdd", kill_on_drop: false }`
[INFO] [stdout] 7be7dc2a8db0f5c7c6af4e87e289d65a2fa0d4c3a2a00eb519e874f164d40bdd