[INFO] updating cached repository https://github.com/magurotuna/rust-monkey
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cb49754c092fb802d63aa582407a999140cf56f
[INFO] testing magurotuna/rust-monkey against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Frust-monkey" "/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/magurotuna/rust-monkey on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magurotuna/rust-monkey
[INFO] finished tweaking git repo https://github.com/magurotuna/rust-monkey
[INFO] tweaked toml for git repo https://github.com/magurotuna/rust-monkey written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/magurotuna/rust-monkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc288c32b80257a3d29c3caf548d9fb0102783c605dec544e84bd56fdd4cd01d
[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" "bc288c32b80257a3d29c3caf548d9fb0102783c605dec544e84bd56fdd4cd01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc288c32b80257a3d29c3caf548d9fb0102783c605dec544e84bd56fdd4cd01d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc288c32b80257a3d29c3caf548d9fb0102783c605dec544e84bd56fdd4cd01d", kill_on_drop: false }`
[INFO] [stdout] bc288c32b80257a3d29c3caf548d9fb0102783c605dec544e84bd56fdd4cd01d
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebc09cc41bde5f69e17b1291ca46a7a7b8437f3e49cfe9cd4a059d30942b0c8c
[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" "ebc09cc41bde5f69e17b1291ca46a7a7b8437f3e49cfe9cd4a059d30942b0c8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling whoami v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling rust-monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.08s
[INFO] running `Command { std: "docker" "inspect" "ebc09cc41bde5f69e17b1291ca46a7a7b8437f3e49cfe9cd4a059d30942b0c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc09cc41bde5f69e17b1291ca46a7a7b8437f3e49cfe9cd4a059d30942b0c8c", kill_on_drop: false }`
[INFO] [stdout] ebc09cc41bde5f69e17b1291ca46a7a7b8437f3e49cfe9cd4a059d30942b0c8c
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5de9b48f0780c084e0c29f42464dc2747bd24e77dab1490ef0f4005b8e27bb00
[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" "5de9b48f0780c084e0c29f42464dc2747bd24e77dab1490ef0f4005b8e27bb00", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "5de9b48f0780c084e0c29f42464dc2747bd24e77dab1490ef0f4005b8e27bb00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de9b48f0780c084e0c29f42464dc2747bd24e77dab1490ef0f4005b8e27bb00", kill_on_drop: false }`
[INFO] [stdout] 5de9b48f0780c084e0c29f42464dc2747bd24e77dab1490ef0f4005b8e27bb00
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ffebe26e51410a54dcd86dec5b7b8e4933195ba28b2583b7d73046e4a6aa837
[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" "3ffebe26e51410a54dcd86dec5b7b8e4933195ba28b2583b7d73046e4a6aa837", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_monkey-82eb0ac4ff3ed223
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test lexer::tests::test_next_token1 ... ok
[INFO] [stdout] test lexer::tests::test_next_token3 ... ok
[INFO] [stdout] test parser::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test lexer::tests::test_next_token2 ... ok
[INFO] [stdout] test lexer::tests::test_next_token5 ... ok
[INFO] [stdout] test parser::tests::test_integer_literal_expression ... ok
[INFO] [stdout] test evaluator::tests::test_eval_interger_expression ... ok
[INFO] [stdout] test parser::tests::test_let_statements ... ok
[INFO] [stdout] test parser::tests::test_let_statements_error ... ok
[INFO] [stdout] test parser::tests::test_return_statements ... ok
[INFO] [stdout] test parser::tests::test_function_literal_parsing ... ok
[INFO] [stdout] test parser::tests::test_parsing_infix_integer_expressions ... ok
[INFO] [stdout] test parser::tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] test parser::tests::test_if_expression ... ok
[INFO] [stdout] test evaluator::tests::test_bang_operator ... ok
[INFO] [stdout] test parser::tests::test_parsing_prefix_expressions ... ok
[INFO] [stdout] test parser::tests::test_if_else_expression ... ok
[INFO] [stdout] test evaluator::tests::test_eval_boolean_expression ... ok
[INFO] [stdout] test evaluator::tests::test_if_else_expressions ... ok
[INFO] [stdout] test parser::tests::test_boolean_literal_expression ... ok
[INFO] [stdout] test parser::tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::tests::test_function_parameters_parsing ... ok
[INFO] [stdout] test lexer::tests::test_next_token4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ffebe26e51410a54dcd86dec5b7b8e4933195ba28b2583b7d73046e4a6aa837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ffebe26e51410a54dcd86dec5b7b8e4933195ba28b2583b7d73046e4a6aa837", kill_on_drop: false }`
[INFO] [stdout] 3ffebe26e51410a54dcd86dec5b7b8e4933195ba28b2583b7d73046e4a6aa837