[INFO] cloning repository https://github.com/WiredSound/tilang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WiredSound/tilang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiredSound%2Ftilang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiredSound%2Ftilang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b2d1e7692265be6bac3454704e0d07d8b5df5f5
[INFO] testing WiredSound/tilang 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%2FWiredSound%2Ftilang" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WiredSound/tilang 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/WiredSound/tilang
[INFO] finished tweaking git repo https://github.com/WiredSound/tilang
[INFO] tweaked toml for git repo https://github.com/WiredSound/tilang written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/WiredSound/tilang 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 pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded char_stream v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] a2f6bba6e3eb5ebf454843b3465b56660bb7acd395994e95062995bad5278ba1
[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" "a2f6bba6e3eb5ebf454843b3465b56660bb7acd395994e95062995bad5278ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2f6bba6e3eb5ebf454843b3465b56660bb7acd395994e95062995bad5278ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f6bba6e3eb5ebf454843b3465b56660bb7acd395994e95062995bad5278ba1", kill_on_drop: false }`
[INFO] [stdout] a2f6bba6e3eb5ebf454843b3465b56660bb7acd395994e95062995bad5278ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 2767c4175d4dda0fa1e353ec589d6d6b2080a2e5b4f2ae298eb16a828e9c199b
[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" "2767c4175d4dda0fa1e353ec589d6d6b2080a2e5b4f2ae298eb16a828e9c199b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling char_stream v0.1.8
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling till v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.25s
[INFO] running `Command { std: "docker" "inspect" "2767c4175d4dda0fa1e353ec589d6d6b2080a2e5b4f2ae298eb16a828e9c199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2767c4175d4dda0fa1e353ec589d6d6b2080a2e5b4f2ae298eb16a828e9c199b", kill_on_drop: false }`
[INFO] [stdout] 2767c4175d4dda0fa1e353ec589d6d6b2080a2e5b4f2ae298eb16a828e9c199b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a3d49565d074bea5b3c5323b7a999b73391645e2c79a2d435ae784b33312a6a
[INFO] running `Command { std: "docker" "start" "-a" "8a3d49565d074bea5b3c5323b7a999b73391645e2c79a2d435ae784b33312a6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling till v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.05s
[INFO] running `Command { std: "docker" "inspect" "8a3d49565d074bea5b3c5323b7a999b73391645e2c79a2d435ae784b33312a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3d49565d074bea5b3c5323b7a999b73391645e2c79a2d435ae784b33312a6a", kill_on_drop: false }`
[INFO] [stdout] 8a3d49565d074bea5b3c5323b7a999b73391645e2c79a2d435ae784b33312a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 66d83d581877062653c37e3eb789ec9135f34a13b11757dfd2dd40b5c2151d1f
[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" "66d83d581877062653c37e3eb789ec9135f34a13b11757dfd2dd40b5c2151d1f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/till-363c0901e22e5102
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test checking::checker::tests::scoping ... ok
[INFO] [stdout] test checking::checker::tests::eval_inner_stmts ... ok
[INFO] [stdout] test checking::checker::tests::eval_top_level_stmts ... ok
[INFO] [stdout] test checking::checker::tests::eval_exprs ... ok
[INFO] [stdout] test lexing::lexer::tests::ignored_characters ... ok
[INFO] [stdout] test parsing::parser::tests::function_parameters ... ok
[INFO] [stdout] test lexing::lexer::tests::minus_and_arrow ... ok
[INFO] [stdout] test lexing::lexer::tests::indentation ... ok
[INFO] [stdout] test lexing::lexer::tests::other_tokens ... ok
[INFO] [stdout] test lexing::lexer::tests::char_literals ... ok
[INFO] [stdout] test parsing::parser::tests::identifier_primary_exprs ... ok
[INFO] [stdout] test lexing::lexer::tests::keywords ... ok
[INFO] [stdout] test parsing::parser::tests::literal_primary_exprs ... ok
[INFO] [stdout] test lexing::lexer::tests::lexing_errors ... ok
[INFO] [stdout] test lexing::lexer::tests::identifiers ... ok
[INFO] [stdout] test parsing::parser::tests::function_definition_stmts ... ok
[INFO] [stdout] test lexing::lexer::tests::number_literals ... ok
[INFO] [stdout] test parsing::parser::tests::expr_operator_precedence ... ok
[INFO] [stdout] test lexing::lexer::tests::equals_and_double_equals ... ok
[INFO] [stdout] test checking::checker::tests::variable_shadowing ... ok
[INFO] [stdout] test parsing::parser::tests::if_stmts ... ok
[INFO] [stdout] test stream::tests::test_position_tracking ... ok
[INFO] [stdout] test parsing::parser::tests::test_unary_exprs ... ok
[INFO] [stdout] test parsing::parser::tests::variable_assignment_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::while_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::variable_declaration_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::return_stmts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66d83d581877062653c37e3eb789ec9135f34a13b11757dfd2dd40b5c2151d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66d83d581877062653c37e3eb789ec9135f34a13b11757dfd2dd40b5c2151d1f", kill_on_drop: false }`
[INFO] [stdout] 66d83d581877062653c37e3eb789ec9135f34a13b11757dfd2dd40b5c2151d1f