[INFO] cloning repository https://github.com/brundonsmith/javascript_parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brundonsmith/javascript_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 927899886fce78635225487977dd807d26da0b0e
[INFO] testing brundonsmith/javascript_parser against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrundonsmith%2Fjavascript_parser" "/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/brundonsmith/javascript_parser on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brundonsmith/javascript_parser
[INFO] finished tweaking git repo https://github.com/brundonsmith/javascript_parser
[INFO] tweaked toml for git repo https://github.com/brundonsmith/javascript_parser written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/brundonsmith/javascript_parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 215416b04b1f53581e80d6b61774fec979eb72e999ea081061abbe45820256a6
[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" "215416b04b1f53581e80d6b61774fec979eb72e999ea081061abbe45820256a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "215416b04b1f53581e80d6b61774fec979eb72e999ea081061abbe45820256a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215416b04b1f53581e80d6b61774fec979eb72e999ea081061abbe45820256a6", kill_on_drop: false }`
[INFO] [stdout] 215416b04b1f53581e80d6b61774fec979eb72e999ea081061abbe45820256a6
[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" "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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4959e87ff7ca05dd88a4463748a50304c308265c312c7cbf05f18c8970e4c1ce
[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" "4959e87ff7ca05dd88a4463748a50304c308265c312c7cbf05f18c8970e4c1ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling javascript_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `parser::parse`
[INFO] [stdout]  --> src/serializer.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{parser::parse, parser_model::{AST, OperatorSide}};
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/parser.rs:322:21
[INFO] [stdout]     |
[INFO] [stdout] 322 |                 Err(e) => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "4959e87ff7ca05dd88a4463748a50304c308265c312c7cbf05f18c8970e4c1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4959e87ff7ca05dd88a4463748a50304c308265c312c7cbf05f18c8970e4c1ce", kill_on_drop: false }`
[INFO] [stdout] 4959e87ff7ca05dd88a4463748a50304c308265c312c7cbf05f18c8970e4c1ce
[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" "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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9d33228f834618eafffe0c0c3c3f891989c4b36a73cf837221b45e3b8693b7c
[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" "f9d33228f834618eafffe0c0c3c3f891989c4b36a73cf837221b45e3b8693b7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling javascript_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/parser.rs:322:21
[INFO] [stdout]     |
[INFO] [stdout] 322 |                 Err(e) => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "f9d33228f834618eafffe0c0c3c3f891989c4b36a73cf837221b45e3b8693b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d33228f834618eafffe0c0c3c3f891989c4b36a73cf837221b45e3b8693b7c", kill_on_drop: false }`
[INFO] [stdout] f9d33228f834618eafffe0c0c3c3f891989c4b36a73cf837221b45e3b8693b7c
[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" "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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82076cf2a61521d7fa822dc4f62e3f7c436aa56b392030c752ed1389ad77c0d6
[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" "82076cf2a61521d7fa822dc4f62e3f7c436aa56b392030c752ed1389ad77c0d6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stdout] running 36 tests
[INFO] [stderr]    --> src/parser.rs:322:21
[INFO] [stderr]     |
[INFO] [stderr] 322 |                 Err(e) => {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/javascript_parser-07ff1d8956a05ea3
[INFO] [stdout] test parser::tests::conditional_1 ... ok
[INFO] [stdout] test parser::tests::test_arrow_function_1 ... ok
[INFO] [stdout] test parser::tests::function_call_1 ... ok
[INFO] [stdout] test parser::tests::function_call_2 ... ok
[INFO] [stdout] test parser::tests::function_call_4 ... ok
[INFO] [stdout] test parser::tests::function_call_3 ... ok
[INFO] [stdout] test parser::tests::test_arrow_function_2 ... ok
[INFO] [stdout] test parser::tests::property_path_1 ... ok
[INFO] [stdout] test parser::tests::test_arrow_function_3 ... ok
[INFO] [stdout] test parser::tests::test_declaration_4 ... ok
[INFO] [stdout] test parser::tests::test_declaration_2 ... ok
[INFO] [stdout] test parser::tests::test_arrow_function_4 ... ok
[INFO] [stdout] test parser::tests::test_declaration_1 ... ok
[INFO] [stdout] test parser::tests::test_declaration_3 ... ok
[INFO] [stdout] test parser::tests::test_operator_1 ... ok
[INFO] [stdout] test parser::tests::test_operator_2 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_1 ... ok
[INFO] [stdout] test parser::tests::test_operator_3 ... ok
[INFO] [stdout] test parser::tests::test_operator_4 ... ok
[INFO] [stdout] test parser::tests::test_object_1 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_2 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_3 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_while_1 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_5 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_while_3 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_while_2 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_4 ... ok
[INFO] [stdout] test parser::tests::test_operator_6 ... ok
[INFO] [stdout] test parser::tests::test_operator_7 ... ok
[INFO] [stdout] test parser::tests::test_function_1 ... ok
[INFO] [stdout] test parser::tests::test_operator_5 ... ok
[INFO] [stdout] test parser::tests::test_operator_8 ... ok
[INFO] [stdout] test parser_utils::tests::test_try_eat_while_4 ... ok
[INFO] [stdout] test parser::tests::test_object_2 ... ok
[INFO] [stdout] test parser::tests::test_algorithm ... ok
[INFO] [stdout] test serializer::serializer_test_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82076cf2a61521d7fa822dc4f62e3f7c436aa56b392030c752ed1389ad77c0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82076cf2a61521d7fa822dc4f62e3f7c436aa56b392030c752ed1389ad77c0d6", kill_on_drop: false }`
[INFO] [stdout] 82076cf2a61521d7fa822dc4f62e3f7c436aa56b392030c752ed1389ad77c0d6