[INFO] cloning repository https://github.com/ifukazoo/json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ifukazoo/json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifukazoo%2Fjson-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifukazoo%2Fjson-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec7ef3de2009646ee022a2b38d1996c164638c60
[INFO] testing ifukazoo/json-parser against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifukazoo%2Fjson-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/ifukazoo/json-parser 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 git repo https://github.com/ifukazoo/json-parser
[INFO] finished tweaking git repo https://github.com/ifukazoo/json-parser
[INFO] tweaked toml for git repo https://github.com/ifukazoo/json-parser written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ifukazoo/json-parser 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] 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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8847812d29dfc51a837336487b2dc50f2b128147fc152f6196eaa51ad65b1c1
[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" "c8847812d29dfc51a837336487b2dc50f2b128147fc152f6196eaa51ad65b1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8847812d29dfc51a837336487b2dc50f2b128147fc152f6196eaa51ad65b1c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8847812d29dfc51a837336487b2dc50f2b128147fc152f6196eaa51ad65b1c1", kill_on_drop: false }`
[INFO] [stdout] c8847812d29dfc51a837336487b2dc50f2b128147fc152f6196eaa51ad65b1c1
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9861f5a72360aa91b2af5f7bdf69e0c50349682c57d58e1e25f78e2b33dc914d
[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" "9861f5a72360aa91b2af5f7bdf69e0c50349682c57d58e1e25f78e2b33dc914d", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "9861f5a72360aa91b2af5f7bdf69e0c50349682c57d58e1e25f78e2b33dc914d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9861f5a72360aa91b2af5f7bdf69e0c50349682c57d58e1e25f78e2b33dc914d", kill_on_drop: false }`
[INFO] [stdout] 9861f5a72360aa91b2af5f7bdf69e0c50349682c57d58e1e25f78e2b33dc914d
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fb7b7a2576182650ceb291acd427c68bb8aa58155cc5265809f17cf200c2ed44
[INFO] running `Command { std: "docker" "start" "-a" "fb7b7a2576182650ceb291acd427c68bb8aa58155cc5265809f17cf200c2ed44", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lexer.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |         ///
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 294 |         Token::new(StrBody, 0, 2), //
[INFO] [stdout]     |         ------------------------- rustdoc does not generate documentation for expressions
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/lexer.rs:335:9
[INFO] [stdout]     |
[INFO] [stdout] 335 |         ///
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 336 |         Token::new(IllegalToken, 0, 1), //
[INFO] [stdout]     |         ------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "fb7b7a2576182650ceb291acd427c68bb8aa58155cc5265809f17cf200c2ed44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7b7a2576182650ceb291acd427c68bb8aa58155cc5265809f17cf200c2ed44", kill_on_drop: false }`
[INFO] [stdout] fb7b7a2576182650ceb291acd427c68bb8aa58155cc5265809f17cf200c2ed44
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5a4bcd3c081ffe029470f239c79a7cc0899afa6f6186760bd7e91f49c0e95d83
[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" "5a4bcd3c081ffe029470f239c79a7cc0899afa6f6186760bd7e91f49c0e95d83", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stdout] running 30 tests
[INFO] [stderr]    --> src/lexer.rs:293:9
[INFO] [stdout] test lexer::lex_strbody_check ... ok
[INFO] [stderr]     |
[INFO] [stdout] test lexer::lex_strbody_ng ... ok
[INFO] [stderr] 293 |         ///
[INFO] [stdout] test parser::test::parser_array2 ... ok
[INFO] [stderr]     |         ^^^
[INFO] [stdout] test parser::test::parser_array_obj2 ... ok
[INFO] [stderr] 294 |         Token::new(StrBody, 0, 2), //
[INFO] [stderr]     |         ------------------------- rustdoc does not generate documentation for expressions
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/lexer.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |         ///
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 336 |         Token::new(IllegalToken, 0, 1), //
[INFO] [stderr]     |         ------------------------------ rustdoc does not generate documentation for expressions
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_parser-21a29af51cb51703
[INFO] [stdout] test parser::test::parser_array_obj3 ... ok
[INFO] [stdout] test parser::test::parser_number2 ... ok
[INFO] [stdout] test parser::test::parser_number3 ... ok
[INFO] [stdout] test parser::test::parser_obj_array ... ok
[INFO] [stdout] test lexer::lex_digit_and_char1 ... ok
[INFO] [stdout] test parser::test::parser_bool_true ... ok
[INFO] [stdout] test parser::test::parser_obj_bool ... ok
[INFO] [stdout] test parser::test::parser_my_test ... ok
[INFO] [stdout] test parser::test::parser_null ... ok
[INFO] [stdout] test parser::test::parser_obj_empty ... ok
[INFO] [stdout] test parser::test::parser_array_obj1 ... ok
[INFO] [stdout] test parser::test::parser_obj_num ... ok
[INFO] [stdout] test parser::test::parser_string ... ok
[INFO] [stdout] test parser::test::parser_number ... ok
[INFO] [stdout] test parser::test::test_parse_expected_token_ng1 ... ok
[INFO] [stdout] test printer::test::test_print_num ... ok
[INFO] [stdout] test parser::test::test_parse_expected_token_ok ... ok
[INFO] [stdout] test parser::test::parser_obj_string ... ok
[INFO] [stdout] test parser::test::parser_number4 ... ok
[INFO] [stdout] test lexer::lex_digit2 ... ok
[INFO] [stdout] test lexer::lex_digit1 ... ok
[INFO] [stdout] test lexer::lex_digit_and_char2 ... ok
[INFO] [stdout] test parser::test::parser_bool_false ... ok
[INFO] [stdout] test lexer::lex_strbody_ok ... ok
[INFO] [stdout] test lexer::lex_symbols ... ok
[INFO] [stdout] test parser::test::parser_array1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json_parser-3ba770b4919c4b32
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json-parser
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/parser.rs - parser::parse (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5a4bcd3c081ffe029470f239c79a7cc0899afa6f6186760bd7e91f49c0e95d83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4bcd3c081ffe029470f239c79a7cc0899afa6f6186760bd7e91f49c0e95d83", kill_on_drop: false }`
[INFO] [stdout] 5a4bcd3c081ffe029470f239c79a7cc0899afa6f6186760bd7e91f49c0e95d83