[INFO] fetching crate monkey-evaluator 0.3.0...
[INFO] testing monkey-evaluator-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate monkey-evaluator 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate monkey-evaluator 0.3.0 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 monkey-evaluator 0.3.0
[INFO] finished tweaking crates.io crate monkey-evaluator 0.3.0
[INFO] tweaked toml for crates.io crate monkey-evaluator 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate monkey-evaluator 0.3.0 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7fa0282a9c5c130e29cc4f64199159b5652cd587691b63d063ede840cd4632c2
[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" "7fa0282a9c5c130e29cc4f64199159b5652cd587691b63d063ede840cd4632c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa0282a9c5c130e29cc4f64199159b5652cd587691b63d063ede840cd4632c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa0282a9c5c130e29cc4f64199159b5652cd587691b63d063ede840cd4632c2", kill_on_drop: false }`
[INFO] [stdout] 7fa0282a9c5c130e29cc4f64199159b5652cd587691b63d063ede840cd4632c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fe6ff6ed1236eea1a450cfaafed97f412e8cde9a09c0e0db8c910d5356cd5258
[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" "fe6ff6ed1236eea1a450cfaafed97f412e8cde9a09c0e0db8c910d5356cd5258", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling monkey-lexer v0.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling monkey-parser v0.3.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling monkey-evaluator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.96s
[INFO] running `Command { std: "docker" "inspect" "fe6ff6ed1236eea1a450cfaafed97f412e8cde9a09c0e0db8c910d5356cd5258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6ff6ed1236eea1a450cfaafed97f412e8cde9a09c0e0db8c910d5356cd5258", kill_on_drop: false }`
[INFO] [stdout] fe6ff6ed1236eea1a450cfaafed97f412e8cde9a09c0e0db8c910d5356cd5258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e218349bff4fc722d5345eb4c062f5a213e280ac6058bc438d3bb6ab9c000d6a
[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" "e218349bff4fc722d5345eb4c062f5a213e280ac6058bc438d3bb6ab9c000d6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey-evaluator v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "e218349bff4fc722d5345eb4c062f5a213e280ac6058bc438d3bb6ab9c000d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e218349bff4fc722d5345eb4c062f5a213e280ac6058bc438d3bb6ab9c000d6a", kill_on_drop: false }`
[INFO] [stdout] e218349bff4fc722d5345eb4c062f5a213e280ac6058bc438d3bb6ab9c000d6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] f80c2fd2f9fb48ec386e19b17cb47ef20c6bce8cf1167772ea8129a1065b84cc
[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" "f80c2fd2f9fb48ec386e19b17cb47ef20c6bce8cf1167772ea8129a1065b84cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evaluator-aca03d3838e993e9
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::test_array_builtin_functions ... ok
[INFO] [stdout] test tests::test_string_concatenation ... ok
[INFO] [stdout] test tests::test_builtin_functions ... ok
[INFO] [stdout] test tests::test_if_else_expressions ... ok
[INFO] [stdout] test tests::test_array_index_expressions ... ok
[INFO] [stdout] test tests::test_array_literals ... ok
[INFO] [stdout] test tests::test_hash_index_expressions ... ok
[INFO] [stdout] test tests::test_bang_operators ... ok
[INFO] [stdout] test tests::test_function_object ... ok
[INFO] [stdout] test tests::test_integer_expressions ... ok
[INFO] [stdout] test tests::test_boolean_expressions ... ok
[INFO] [stdout] test tests::test_return_statements ... ok
[INFO] [stdout] test tests::test_function_application ... ok
[INFO] [stdout] test tests::test_let_statements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/monkey_evaluator-99aaa898d249ec85
[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]    Doc-tests evaluator
[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] running `Command { std: "docker" "inspect" "f80c2fd2f9fb48ec386e19b17cb47ef20c6bce8cf1167772ea8129a1065b84cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80c2fd2f9fb48ec386e19b17cb47ef20c6bce8cf1167772ea8129a1065b84cc", kill_on_drop: false }`
[INFO] [stdout] f80c2fd2f9fb48ec386e19b17cb47ef20c6bce8cf1167772ea8129a1065b84cc