[INFO] cloning repository https://github.com/rarewin/rsmonkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rarewin/rsmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarewin%2Frsmonkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarewin%2Frsmonkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d98ce145bed016ec3b7b70b362a1a2bb4392299c
[INFO] testing rarewin/rsmonkey against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frarewin%2Frsmonkey" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rarewin/rsmonkey on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rarewin/rsmonkey
[INFO] finished tweaking git repo https://github.com/rarewin/rsmonkey
[INFO] tweaked toml for git repo https://github.com/rarewin/rsmonkey written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rarewin/rsmonkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 846f2b67de2463f8700156e04ca3b52f065e499a1c54352001b8effa9b23cdb9
[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" "846f2b67de2463f8700156e04ca3b52f065e499a1c54352001b8effa9b23cdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "846f2b67de2463f8700156e04ca3b52f065e499a1c54352001b8effa9b23cdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846f2b67de2463f8700156e04ca3b52f065e499a1c54352001b8effa9b23cdb9", kill_on_drop: false }`
[INFO] [stdout] 846f2b67de2463f8700156e04ca3b52f065e499a1c54352001b8effa9b23cdb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0646b28667859db726db9f7d9d72773720da8a8a9a0ddffde6fe04a5949b2a23
[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" "0646b28667859db726db9f7d9d72773720da8a8a9a0ddffde6fe04a5949b2a23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling rsmonkey v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.34s
[INFO] running `Command { std: "docker" "inspect" "0646b28667859db726db9f7d9d72773720da8a8a9a0ddffde6fe04a5949b2a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0646b28667859db726db9f7d9d72773720da8a8a9a0ddffde6fe04a5949b2a23", kill_on_drop: false }`
[INFO] [stdout] 0646b28667859db726db9f7d9d72773720da8a8a9a0ddffde6fe04a5949b2a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bfa97195423c8d6b9a00cf51e9e75e09e28766d08497599b28ccd07145b38fe
[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" "1bfa97195423c8d6b9a00cf51e9e75e09e28766d08497599b28ccd07145b38fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsmonkey v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "1bfa97195423c8d6b9a00cf51e9e75e09e28766d08497599b28ccd07145b38fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfa97195423c8d6b9a00cf51e9e75e09e28766d08497599b28ccd07145b38fe", kill_on_drop: false }`
[INFO] [stdout] 1bfa97195423c8d6b9a00cf51e9e75e09e28766d08497599b28ccd07145b38fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1f32b80f404b48c4f9c60d7d0df4c0a7008d150c41b001f0f9ff1ca4ef08370
[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" "a1f32b80f404b48c4f9c60d7d0df4c0a7008d150c41b001f0f9ff1ca4ef08370", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsmonkey-794a9fdae8610302)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rsmonkey-1d1022506308b900)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_evaluator.rs (/opt/rustwide/target/debug/deps/test_evaluator-0946b11345a4b009)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test_eval_if_else_expression ... ok
[INFO] [stdout] test test_eval_boolean_expression ... ok
[INFO] [stdout] test test_hash_index_expression ... ok
[INFO] [stdout] test test_hash ... ok
[INFO] [stdout] test test_function_object ... ok
[INFO] [stdout] test test_string_concatenation ... ok
[INFO] [stdout] test test_eval_return_statement ... ok
[INFO] [stdout] test test_function_application ... ok
[INFO] [stdout] test test_error_handling ... ok
[INFO] [stdout] test test_string_literal ... ok
[INFO] [stdout] test test_builtin_functions ... ok
[INFO] [stdout] test test_eval_integer_expression ... ok
[INFO] [stderr]      Running tests/test_lexer.rs (/opt/rustwide/target/debug/deps/test_lexer-e78e81f5e4a993fd)
[INFO] [stdout] test test_array_literals ... ok
[INFO] [stdout] test test_eval_bang_operator ... ok
[INFO] [stdout] test test_closures ... ok
[INFO] [stdout] test test_array_index_expressions ... ok
[INFO] [stdout] test test_eval_let_statements ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/test_object.rs (/opt/rustwide/target/debug/deps/test_object-078319ef9c310776)
[INFO] [stdout] test test_empty_input ... ok
[INFO] [stdout] test test_next_token ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/test_parser.rs (/opt/rustwide/target/debug/deps/test_parser-9de98d63889a7b94)
[INFO] [stdout] test test_display_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test test_boolean_literal_expression ... ok
[INFO] [stdout] test test_function_literal_parsing ... ok
[INFO] [stdout] test test_function_parameter_parsing ... ok
[INFO] [stdout] test test_parsing_hash_literals_string_keys ... ok
[INFO] [stdout] test test_parsing_hash_literals_with_expressions ... ok
[INFO] [stdout] test test_string_literal_expression ... ok
[INFO] [stdout] test test_parsing_index_expressions ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_return_statements ... ok
[INFO] [stdout] test test_parsing_infix_expressions ... ok
[INFO] [stdout] test test_parsing_prefix_expressions ... ok
[INFO] [stdout] test test_let_statements ... ok
[INFO] [stdout] test test_if_else_expression ... ok
[INFO] [stdout] test test_identifier_expression ... ok
[INFO] [stdout] test test_parsing_empty_hash_literal ... ok
[INFO] [stdout] test test_parsing_array_literal ... ok
[INFO] [stdout] test test_call_expression_parsing ... ok
[INFO] [stdout] test test_operator_precedence_parsing ... ok
[INFO] [stdout] test test_if_expression ... ok
[INFO] [stdout] test test_integer_literal_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsmonkey
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1f32b80f404b48c4f9c60d7d0df4c0a7008d150c41b001f0f9ff1ca4ef08370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f32b80f404b48c4f9c60d7d0df4c0a7008d150c41b001f0f9ff1ca4ef08370", kill_on_drop: false }`
[INFO] [stdout] a1f32b80f404b48c4f9c60d7d0df4c0a7008d150c41b001f0f9ff1ca4ef08370