[INFO] updating cached repository https://github.com/0nkery/rust-monkey
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 8d443e9211a9a3b6fc0bdd2c217365a82d006275
[INFO] testing 0nkery/rust-monkey against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0nkery%2Frust-monkey" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0nkery/rust-monkey on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/0nkery/rust-monkey
[INFO] finished tweaking git repo https://github.com/0nkery/rust-monkey
[INFO] tweaked toml for git repo https://github.com/0nkery/rust-monkey written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/0nkery/rust-monkey already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3696ae2ba79cc9d03bfe37eb56005b426ff4766aaa86e66f72777e6033ed18e4
[INFO] running `"docker" "start" "-a" "3696ae2ba79cc9d03bfe37eb56005b426ff4766aaa86e66f72777e6033ed18e4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling users v0.5.2
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.66s
[INFO] running `"docker" "inspect" "3696ae2ba79cc9d03bfe37eb56005b426ff4766aaa86e66f72777e6033ed18e4"`
[INFO] running `"docker" "rm" "-f" "3696ae2ba79cc9d03bfe37eb56005b426ff4766aaa86e66f72777e6033ed18e4"`
[INFO] [stdout] 3696ae2ba79cc9d03bfe37eb56005b426ff4766aaa86e66f72777e6033ed18e4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c3de86c6c693be4fac415b50839da112a04c34b234ac3b9008c9c97d3bd175a
[INFO] running `"docker" "start" "-a" "8c3de86c6c693be4fac415b50839da112a04c34b234ac3b9008c9c97d3bd175a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `"docker" "inspect" "8c3de86c6c693be4fac415b50839da112a04c34b234ac3b9008c9c97d3bd175a"`
[INFO] running `"docker" "rm" "-f" "8c3de86c6c693be4fac415b50839da112a04c34b234ac3b9008c9c97d3bd175a"`
[INFO] [stdout] 8c3de86c6c693be4fac415b50839da112a04c34b234ac3b9008c9c97d3bd175a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd25036c06f1da2573c878f8888420e85cef4805c7aaa2066d9cb725e54e16fd
[INFO] running `"docker" "start" "-a" "cd25036c06f1da2573c878f8888420e85cef4805c7aaa2066d9cb725e54e16fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monkey-c981d5a3e3fcd2cd
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test eval::test_function_application ... ok
[INFO] [stdout] test eval::test_eval_integer_expression ... ok
[INFO] [stdout] test eval::test_string ... ok
[INFO] [stdout] test eval::test_string_concatenation ... ok
[INFO] [stdout] test eval::test_let_statements ... ok
[INFO] [stdout] test eval::test_if_else_expressions ... ok
[INFO] [stdout] test eval::test_error_handling ... ok
[INFO] [stdout] test parser::test_integer_literal_expression ... ok
[INFO] [stdout] test parser::test_if_expression ... ok
[INFO] [stdout] test eval::test_closures ... ok
[INFO] [stdout] test parser::test_operator_precedence_parsing ... ok
[INFO] [stdout] test parser::test_parsing_index_expressions ... ok
[INFO] [stdout] test parser::test_parsing_array_literals ... ok
[INFO] [stdout] test parser::test_parsing_infix_expressions ... ok
[INFO] [stdout] test parser::test_parsing_prefix_expressions ... ok
[INFO] [stdout] test parser::test_return_statements ... ok
[INFO] [stdout] test parser::test_string_literal_expression ... ok
[INFO] [stdout] test parser::test_boolean_expression ... ok
[INFO] [stdout] test parser::test_identifier_expression ... ok
[INFO] [stdout] test eval::test_function_object ... ok
[INFO] [stdout] test ast::test_string ... ok
[INFO] [stdout] test parser::test_call_expression_parsing ... ok
[INFO] [stdout] test parser::test_let_statements ... ok
[INFO] [stdout] test eval::test_eval_boolean_expression ... ok
[INFO] [stdout] test eval::test_builtin_functions ... ok
[INFO] [stdout] test eval::test_bang_operator ... ok
[INFO] [stdout] test eval::test_return_statements ... ok
[INFO] [stdout] test eval::test_array_literals ... ok
[INFO] [stdout] test parser::test_function_literal_parsing ... ok
[INFO] [stdout] test eval::test_array_index_expressions ... ok
[INFO] [stdout] test lexer::test_next_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cd25036c06f1da2573c878f8888420e85cef4805c7aaa2066d9cb725e54e16fd"`
[INFO] running `"docker" "rm" "-f" "cd25036c06f1da2573c878f8888420e85cef4805c7aaa2066d9cb725e54e16fd"`
[INFO] [stdout] cd25036c06f1da2573c878f8888420e85cef4805c7aaa2066d9cb725e54e16fd