[INFO] fetching crate bjorn 0.2.0...
[INFO] testing bjorn-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bjorn 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bjorn 0.2.0 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 crates.io crate bjorn 0.2.0
[INFO] finished tweaking crates.io crate bjorn 0.2.0
[INFO] tweaked toml for crates.io crate bjorn 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.1.1
[INFO] [stderr]   Downloaded regex v1.0.6
[INFO] [stderr]   Downloaded unicode-segmentation v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] d9b45f3298ddbea5b85c4149bef1c7322620f6795fb3df6cc99a13272dea41cc
[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" "d9b45f3298ddbea5b85c4149bef1c7322620f6795fb3df6cc99a13272dea41cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9b45f3298ddbea5b85c4149bef1c7322620f6795fb3df6cc99a13272dea41cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9b45f3298ddbea5b85c4149bef1c7322620f6795fb3df6cc99a13272dea41cc", kill_on_drop: false }`
[INFO] [stdout] d9b45f3298ddbea5b85c4149bef1c7322620f6795fb3df6cc99a13272dea41cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f185964149483bf31fb8823103462e8f9526d7df2bf6f036f0fab7b788584775
[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" "f185964149483bf31fb8823103462e8f9526d7df2bf6f036f0fab7b788584775", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling lazy_static v1.1.1
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `Command { std: "docker" "inspect" "f185964149483bf31fb8823103462e8f9526d7df2bf6f036f0fab7b788584775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f185964149483bf31fb8823103462e8f9526d7df2bf6f036f0fab7b788584775", kill_on_drop: false }`
[INFO] [stdout] f185964149483bf31fb8823103462e8f9526d7df2bf6f036f0fab7b788584775
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d4b52481be9955883495de3afbc86715fe5f9b9daf4ada81aaf439ad18106e5
[INFO] running `Command { std: "docker" "start" "-a" "2d4b52481be9955883495de3afbc86715fe5f9b9daf4ada81aaf439ad18106e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling bjorn v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "2d4b52481be9955883495de3afbc86715fe5f9b9daf4ada81aaf439ad18106e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4b52481be9955883495de3afbc86715fe5f9b9daf4ada81aaf439ad18106e5", kill_on_drop: false }`
[INFO] [stdout] 2d4b52481be9955883495de3afbc86715fe5f9b9daf4ada81aaf439ad18106e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 71af04b659788e2692399d3db12c69f7ca7b0c33b13ea6c14d6722729da88317
[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" "71af04b659788e2692399d3db12c69f7ca7b0c33b13ea6c14d6722729da88317", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bjorn-e26f04fdeff3f43d
[INFO] [stdout] 
[INFO] [stdout] running 64 tests
[INFO] [stdout] test lexer::tests::colon ... ok
[INFO] [stdout] test lexer::tests::comma ... ok
[INFO] [stdout] test lexer::tests::assign ... ok
[INFO] [stdout] test lexer::tests::comparison_lt ... ok
[INFO] [stdout] test lexer::tests::div_operand ... ok
[INFO] [stdout] test lexer::tests::comparison_ne ... ok
[INFO] [stdout] test lexer::tests::comparison_le ... ok
[INFO] [stdout] test lexer::tests::comparison_ge ... ok
[INFO] [stdout] test lexer::tests::comparison_eq ... ok
[INFO] [stdout] test lexer::tests::comment ... ok
[INFO] [stdout] test lexer::tests::float_number ... ok
[INFO] [stdout] test lexer::tests::comparison_gt ... ok
[INFO] [stdout] test lexer::tests::integer_number ... ok
[INFO] [stdout] test lexer::tests::lf ... ok
[INFO] [stdout] test lexer::tests::minus_operand ... ok
[INFO] [stdout] test lexer::tests::mul_operand ... ok
[INFO] [stdout] test lexer::tests::parenthesis ... ok
[INFO] [stdout] test lexer::tests::plus_operand ... ok
[INFO] [stdout] test lexer::tests::boolean_false ... ok
[INFO] [stdout] test lexer::tests::whitespace ... ok
[INFO] [stdout] test lexer::tests::def_keyword ... ok
[INFO] [stdout] test lexer::tests::boolean_true ... ok
[INFO] [stdout] test parser::tests::atom_boolean_false ... ok
[INFO] [stdout] test parser::tests::atom_boolean_true ... ok
[INFO] [stdout] test parser::tests::assignment_statement ... ok
[INFO] [stdout] test lexer::tests::else_keyword ... ok
[INFO] [stdout] test parser::tests::atom_int_number ... ok
[INFO] [stdout] test lexer::tests::while_keyword ... ok
[INFO] [stdout] test parser::tests::atom_variable ... ok
[INFO] [stdout] test parser::tests::comparison_eq ... ok
[INFO] [stdout] test parser::tests::atom_float_number ... ok
[INFO] [stdout] test parser::tests::comparison_gt ... ok
[INFO] [stdout] test parser::tests::comparison_le ... ok
[INFO] [stdout] test parser::tests::comparison_lt ... ok
[INFO] [stdout] test lexer::tests::indentation ... ok
[INFO] [stdout] test parser::tests::comparison_ge ... ok
[INFO] [stdout] test parser::tests::atom_parenthesis ... ok
[INFO] [stdout] test parser::tests::empty ... ok
[INFO] [stdout] test parser::tests::atom_minus_unary ... ok
[INFO] [stdout] test parser::tests::logical_and_operation ... ok
[INFO] [stdout] test parser::tests::comparison_ne ... ok
[INFO] [stdout] test parser::tests::logical_not_operation ... ok
[INFO] [stdout] test parser::tests::multiple_newlines ... ok
[INFO] [stdout] test parser::tests::one_newline ... ok
[INFO] [stdout] test parser::tests::return_statement ... ok
[INFO] [stdout] test parser::tests::term_div_operation ... ok
[INFO] [stdout] test parser::tests::function_declaration ... ok
[INFO] [stdout] test parser::tests::atom_plus_unary ... ok
[INFO] [stdout] test parser::tests::if_statement ... ok
[INFO] [stdout] test parser::tests::while_statement ... ok
[INFO] [stdout] test parser::tests::term_plus_operation ... ok
[INFO] [stdout] test tests::library_entrypoint ... ok
[INFO] [stdout] test parser::tests::term_mul_operation ... ok
[INFO] [stdout] test parser::tests::term_minus_operation ... ok
[INFO] [stdout] test lexer::tests::logical_not_operation ... ok
[INFO] [stdout] test parser::tests::function_call ... ok
[INFO] [stdout] test lexer::tests::return_keyword ... ok
[INFO] [stdout] test lexer::tests::id ... ok
[INFO] [stdout] test parser::tests::logical_or_operation ... ok
[INFO] [stdout] test lexer::tests::indentation_multiple ... ok
[INFO] [stdout] test lexer::tests::logical_or_operation ... ok
[INFO] [stdout] test lexer::tests::if_keyword ... ok
[INFO] [stdout] test lexer::tests::logical_and_operation ... ok
[INFO] [stdout] test lexer::tests::invalid_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bjorn-2d5f42f03c7d756f
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/builtins-234c37d01efac33e
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test builtin_print ... ok
[INFO] [stdout] test builtin_print_wrong_parameters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comparisons-83e9de3f639df732
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test valid_comparisons ... ok
[INFO] [stdout] test invalid_comparisons ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/control_flows-5c6b833536dcff21
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test while_statement ... ok
[INFO] [stdout] test if_statement ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/functions-97b5025455f61005
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test function_calls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/operations-e3fe72f494bb15a4
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test empty_statement ... ok
[INFO] [stdout] test operations_with_integers ... ok
[INFO] [stdout] test operations_with_unary_expressions ... ok
[INFO] [stdout] test operations_with_floats ... ok
[INFO] [stdout] test operations_logical_with_boolean ... ok
[INFO] [stdout] test invalid_operations_with_booleans ... ok
[INFO] [stdout] test invalid_logical_operations_with_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/variables-caae4a76d22e7d35
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test assignment_statement ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bjorn
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - scan (line 26) ... ok
[INFO] [stdout] test src/lib.rs - parse (line 46) ... ok
[INFO] [stdout] test src/lib.rs - interpret (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71af04b659788e2692399d3db12c69f7ca7b0c33b13ea6c14d6722729da88317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71af04b659788e2692399d3db12c69f7ca7b0c33b13ea6c14d6722729da88317", kill_on_drop: false }`
[INFO] [stdout] 71af04b659788e2692399d3db12c69f7ca7b0c33b13ea6c14d6722729da88317