[INFO] fetching crate parse_light 0.1.1...
[INFO] testing parse_light-0.1.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate parse_light 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate parse_light 0.1.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate parse_light 0.1.1
[INFO] tweaked toml for crates.io crate parse_light 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate parse_light 0.1.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate parse_light 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98790fbbf27c024d5bf8286c091aecd96082b6aef046add06463214f6f375fc0
[INFO] running `Command { std: "docker" "start" "-a" "98790fbbf27c024d5bf8286c091aecd96082b6aef046add06463214f6f375fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98790fbbf27c024d5bf8286c091aecd96082b6aef046add06463214f6f375fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98790fbbf27c024d5bf8286c091aecd96082b6aef046add06463214f6f375fc0", kill_on_drop: false }`
[INFO] [stdout] 98790fbbf27c024d5bf8286c091aecd96082b6aef046add06463214f6f375fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d25fdef0681cfd79846090f3942a1d2c6c98e784bc077539008fa7883be5cec
[INFO] running `Command { std: "docker" "start" "-a" "1d25fdef0681cfd79846090f3942a1d2c6c98e784bc077539008fa7883be5cec", kill_on_drop: false }`
[INFO] [stderr]    Compiling parse_light v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `start_pos` and `end_pos` are never read
[INFO] [stdout]  --> src/core/token.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     start_pos: usize,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 8 |     end_pos: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_size` is never read
[INFO] [stdout]   --> src/lexer/buffered_file_reader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct BufferedFileReader {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     file_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "1d25fdef0681cfd79846090f3942a1d2c6c98e784bc077539008fa7883be5cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d25fdef0681cfd79846090f3942a1d2c6c98e784bc077539008fa7883be5cec", kill_on_drop: false }`
[INFO] [stdout] 1d25fdef0681cfd79846090f3942a1d2c6c98e784bc077539008fa7883be5cec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81d49891b2ce263e88f7bd2b55e11ae4319183f88f1a661d58aa1c492decf600
[INFO] running `Command { std: "docker" "start" "-a" "81d49891b2ce263e88f7bd2b55e11ae4319183f88f1a661d58aa1c492decf600", kill_on_drop: false }`
[INFO] [stderr]    Compiling parse_light v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `start_pos` and `end_pos` are never read
[INFO] [stdout]  --> src/core/token.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     start_pos: usize,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 8 |     end_pos: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_size` is never read
[INFO] [stdout]   --> src/lexer/buffered_file_reader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct BufferedFileReader {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     file_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start_pos` and `end_pos` are never read
[INFO] [stdout]  --> src/core/token.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Token {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     start_pos: usize,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 8 |     end_pos: Option<usize>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_size` is never read
[INFO] [stdout]   --> src/lexer/buffered_file_reader.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct BufferedFileReader {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     file_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "81d49891b2ce263e88f7bd2b55e11ae4319183f88f1a661d58aa1c492decf600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d49891b2ce263e88f7bd2b55e11ae4319183f88f1a661d58aa1c492decf600", kill_on_drop: false }`
[INFO] [stdout] 81d49891b2ce263e88f7bd2b55e11ae4319183f88f1a661d58aa1c492decf600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a274203b875b70accedbe05a0557a379a6b9fc8a6542438ff7558879b96fcff4
[INFO] running `Command { std: "docker" "start" "-a" "a274203b875b70accedbe05a0557a379a6b9fc8a6542438ff7558879b96fcff4", kill_on_drop: false }`
[INFO] [stderr] warning: fields `start_pos` and `end_pos` are never read
[INFO] [stderr]  --> src/core/token.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Token {
[INFO] [stderr]   |            ----- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |     start_pos: usize,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr] 8 |     end_pos: Option<usize>,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `file_size` is never read
[INFO] [stderr]   --> src/lexer/buffered_file_reader.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct BufferedFileReader {
[INFO] [stderr]    |            ------------------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     file_size: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `parse_light` (lib) generated 2 warnings
[INFO] [stderr] warning: `parse_light` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/parse_light-81339b4978defa76)
[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 3 tests
[INFO] [stderr]      Running tests/buffered_file_reader_tests.rs (/opt/rustwide/target/debug/deps/buffered_file_reader_tests-8c34ee05f882281b)
[INFO] [stdout] test file_reader_next_byte_should_return_correct_value ... ok
[INFO] [stdout] test file_reader_next_chunk_should_return_valid_chunk ... ok
[INFO] [stdout] test file_reader_next_until_should_return_correct_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/buffered_string_reader_tests.rs (/opt/rustwide/target/debug/deps/buffered_string_reader_tests-b239541dd3ff86fe)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test text_reader_next_byte_should_return_correct_value ... ok
[INFO] [stdout] test text_reader_next_chunk_should_return_correct_value ... ok
[INFO] [stdout] test text_reader_next_until_should_return_correct_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/file_parser_tests.rs (/opt/rustwide/target/debug/deps/file_parser_tests-45e3b011f9b8976a)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_parse_sample2_array_from_file ... ok
[INFO] [stdout] test test_parse_file_and_stringify ... ok
[INFO] [stdout] test test_parse_invalid_json_file ... ok
[INFO] [stdout] test test_parse_nested_json_from_file ... ok
[INFO] [stdout] test test_parse_sample1_object_from_file ... ok
[INFO] [stdout] test test_parse_simple_object_from_file ... ok
[INFO] [stdout] test test_parse_special_strings_from_file ... ok
[INFO] [stdout] test test_parse_nonexistent_file - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser_extra_tests.rs (/opt/rustwide/target/debug/deps/parser_extra_tests-886c3ded9f6236a1)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_complex_unicode ... ok
[INFO] [stdout] test test_multiple_top_level_values ... ok
[INFO] [stdout] test test_escape_sequences ... ok
[INFO] [stdout] test test_trailing_comma_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_array_of_different_types ... ok
[INFO] [stdout] test test_array_of_objects ... ok
[INFO] [stdout] test test_empty_array ... ok
[INFO] [stdout] test test_simple_object ... ok
[INFO] [stdout] test test_nested_structures ... ok
[INFO] [stdout] test test_invalid_trailing_comma ... ok
[INFO] [stdout] test test_deeply_nested ... ok
[INFO] [stdout] test test_invalid_missing_colon ... ok
[INFO] [stdout] test test_empty_object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser_tests.rs (/opt/rustwide/target/debug/deps/parser_tests-c0b48ca9294bc91d)
[INFO] [stderr]      Running tests/serialization_tests.rs (/opt/rustwide/target/debug/deps/serialization_tests-45bbab9bd59a54e2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_stringify_arrays ... ok
[INFO] [stdout] test test_stringify_nested ... ok
[INFO] [stdout] test test_api_roundtrip ... ok
[INFO] [stdout] test test_stringify_objects ... ok
[INFO] [stdout] test test_stringify_strings ... ok
[INFO] [stdout] test test_stringify_primitives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tokenizer_tests.rs (/opt/rustwide/target/debug/deps/tokenizer_tests-67e620333d4fcfd4)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test test_invalid_token ... ok
[INFO] [stdout] test test_complex_object ... ok
[INFO] [stdout] test test_tokenize_simple_object ... ok
[INFO] [stdout] test test_tokenize_all_types ... ok
[INFO] [stdout] test test_string_with_escapes ... ok
[INFO] [stdout] test test_tokenize_empty_array ... ok
[INFO] [stdout] test test_tokenize_empty_object ... ok
[INFO] [stderr]    Doc-tests parse_light
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "a274203b875b70accedbe05a0557a379a6b9fc8a6542438ff7558879b96fcff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a274203b875b70accedbe05a0557a379a6b9fc8a6542438ff7558879b96fcff4", kill_on_drop: false }`
[INFO] [stdout] a274203b875b70accedbe05a0557a379a6b9fc8a6542438ff7558879b96fcff4
