[INFO] crate rustc-ap-serialize 308.0.0 is already in cache
[INFO] extracting crate rustc-ap-serialize 308.0.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-serialize/308.0.0
[INFO] extracting crate rustc-ap-serialize 308.0.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustc-ap-serialize/308.0.0
[INFO] validating manifest of rustc-ap-serialize-308.0.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rustc-ap-serialize-308.0.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rustc-ap-serialize-308.0.0
[INFO] finished frobbing rustc-ap-serialize-308.0.0
[INFO] frobbed toml for rustc-ap-serialize-308.0.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-serialize/308.0.0/Cargo.toml
[INFO] started frobbing rustc-ap-serialize-308.0.0
[INFO] finished frobbing rustc-ap-serialize-308.0.0
[INFO] frobbed toml for rustc-ap-serialize-308.0.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rustc-ap-serialize/308.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rustc-ap-serialize-308.0.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-serialize/308.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 73a34def7cbdb754171ffe481feb1a2d3cedce737d97aa4873e25be4707a2a1e
[INFO] running `"docker" "start" "-a" "73a34def7cbdb754171ffe481feb1a2d3cedce737d97aa4873e25be4707a2a1e"`
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling rustc-ap-serialize v308.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `"docker" "inspect" "73a34def7cbdb754171ffe481feb1a2d3cedce737d97aa4873e25be4707a2a1e"`
[INFO] running `"docker" "rm" "-f" "73a34def7cbdb754171ffe481feb1a2d3cedce737d97aa4873e25be4707a2a1e"`
[INFO] [stdout] 73a34def7cbdb754171ffe481feb1a2d3cedce737d97aa4873e25be4707a2a1e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-serialize/308.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c4688a9dc5507d22646a5b39762972cfb4379377b18ffc3c820474de2084e9b3
[INFO] running `"docker" "start" "-a" "c4688a9dc5507d22646a5b39762972cfb4379377b18ffc3c820474de2084e9b3"`
[INFO] [stderr]    Compiling rustc-ap-serialize v308.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]     --> json.rs:3496:34
[INFO] [stderr]      |
[INFO] [stderr] 3496 |             let trimmed = source.trim_left_matches(' ');
[INFO] [stderr]      |                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.40s
[INFO] running `"docker" "inspect" "c4688a9dc5507d22646a5b39762972cfb4379377b18ffc3c820474de2084e9b3"`
[INFO] running `"docker" "rm" "-f" "c4688a9dc5507d22646a5b39762972cfb4379377b18ffc3c820474de2084e9b3"`
[INFO] [stdout] c4688a9dc5507d22646a5b39762972cfb4379377b18ffc3c820474de2084e9b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rustc-ap-serialize/308.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 3b7f78572d1d326b18d7915560e9f8c7ce3708b006441fc92c29fe506abee596
[INFO] running `"docker" "start" "-a" "3b7f78572d1d326b18d7915560e9f8c7ce3708b006441fc92c29fe506abee596"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serialize-1196cc6c367dd53f
[INFO] [stdout] 
[INFO] [stdout] running 112 tests
[INFO] [stdout] test hex::tests::test_from_hex_okay ... ok
[INFO] [stdout] test hex::tests::test_from_hex_odd_len ... ok
[INFO] [stdout] test hex::tests::test_from_hex_invalid_char ... ok
[INFO] [stdout] test hex::tests::test_from_hex_all_bytes ... ok
[INFO] [stdout] test hex::tests::bench_from_hex ... ok
[INFO] [stdout] test hex::tests::bench_to_hex ... ok
[INFO] [stdout] test hex::tests::test_to_hex_all_bytes ... ok
[INFO] [stdout] test hex::tests::test_to_hex ... ok
[INFO] [stdout] test json::tests::bench_large ... ok
[INFO] [stdout] test hex::tests::test_from_hex_ignores_whitespace ... ok
[INFO] [stdout] test json::tests::bench_streaming_large ... ok
[INFO] [stdout] test json::tests::bench_streaming_small ... ok
[INFO] [stdout] test json::tests::bench_small ... ok
[INFO] [stdout] test json::tests::test_as_i64 ... ok
[INFO] [stdout] test json::tests::test_as_object ... ok
[INFO] [stdout] test json::tests::test_as_boolean ... ok
[INFO] [stdout] test json::tests::test_as_null ... ok
[INFO] [stdout] test json::tests::test_as_array ... ok
[INFO] [stdout] test json::tests::test_as_f64 ... ok
[INFO] [stdout] test json::tests::test_as_string ... ok
[INFO] [stdout] test json::tests::test_as_u64 ... ok
[INFO] [stdout] test json::tests::test_decode_array ... ok
[INFO] [stdout] test json::tests::test_decode_enum ... ok
[INFO] [stdout] test json::tests::test_decode_errors_enum ... ok
[INFO] [stdout] test json::tests::test_decode_identifiers ... ok
[INFO] [stdout] test json::tests::test_decode_errors_struct ... ok
[INFO] [stdout] test json::tests::test_decode_option ... ok
[INFO] [stdout] test json::tests::test_decode_numbers ... ok
[INFO] [stdout] test json::tests::test_decode_option_malformed ... ok
[INFO] [stdout] test json::tests::test_decode_map ... ok
[INFO] [stdout] test json::tests::test_decode_option_some ... ok
[INFO] [stdout] test json::tests::test_decode_tuple ... ok
[INFO] [stdout] test json::tests::test_decode_struct_with_nan ... ok
[INFO] [stdout] test json::tests::test_decode_struct ... ok
[INFO] [stdout] test json::tests::test_find ... ok
[INFO] [stdout] test json::tests::test_encode_hashmap_with_arbitrary_key ... ok
[INFO] [stdout] test json::tests::test_decode_str ... ok
[INFO] [stdout] test json::tests::test_find_path ... ok
[INFO] [stdout] test json::tests::test_hashmap_with_enum_key ... ok
[INFO] [stdout] test json::tests::test_hashmap_with_numeric_key_can_handle_double_quote_delimited_key ... ok
[INFO] [stdout] test json::tests::test_decode_option_none ... ok
[INFO] [stdout] test json::tests::test_index ... ok
[INFO] [stdout] test json::tests::test_is_array ... ok
[INFO] [stdout] test json::tests::test_is_boolean ... ok
[INFO] [stdout] test json::tests::test_is_i64 ... ok
[INFO] [stdout] test json::tests::test_from_str_trait ... ok
[INFO] [stdout] test json::tests::test_hashmap_with_numeric_key_will_error_with_string_keys ... ok
[INFO] [stdout] test json::tests::test_is_string ... ok
[INFO] [stdout] test json::tests::test_is_f64 ... ok
[INFO] [stdout] test json::tests::test_is_u64 ... ok
[INFO] [stdout] test json::tests::test_multiline_errors ... ok
[INFO] [stdout] test json::tests::test_is_null ... ok
[INFO] [stdout] test json::tests::test_is_number ... ok
[INFO] [stdout] test json::tests::test_read_array ... ok
[INFO] [stdout] test json::tests::test_is_object ... ok
[INFO] [stdout] test json::tests::test_read_identifiers ... ok
[INFO] [stdout] test json::tests::test_read_identifiers_streaming ... ok
[INFO] [stdout] test json::tests::test_read_number ... ok
[INFO] [stdout] test json::tests::test_encode_hashmap_with_numeric_key ... ok
[INFO] [stdout] test json::tests::test_decode_tuple_malformed_length ... ok
[INFO] [stdout] test json::tests::test_decode_tuple_malformed_types ... ok
[INFO] [stdout] test json::tests::test_prettyencode_hashmap_with_numeric_key ... ok
[INFO] [stdout] test json::tests::test_read_object ... ok
[INFO] [stdout] test json::tests::test_read_object_streaming ... ok
[INFO] [stdout] test json::tests::test_prettyencoder_indent_level_param ... ok
[INFO] [stdout] test json::tests::test_read_array_streaming ... ok
[INFO] [stdout] test json::tests::test_stack ... ok
[INFO] [stdout] test json::tests::test_streaming_parser ... ok
[INFO] [stdout] test json::tests::test_trailing_characters ... ok
[INFO] [stdout] test json::tests::test_search ... ok
[INFO] [stdout] test json::tests::test_write_array ... ok
[INFO] [stdout] test json::tests::test_write_bool ... ok
[INFO] [stdout] test json::tests::test_write_char ... ok
[INFO] [stdout] test json::tests::test_write_f64 ... ok
[INFO] [stdout] test json::tests::test_write_i64 ... ok
[INFO] [stdout] test json::tests::test_write_none ... ok
[INFO] [stdout] test json::tests::test_read_str ... ok
[INFO] [stdout] test json::tests::test_write_null ... ok
[INFO] [stdout] test json::tests::test_write_object ... ok
[INFO] [stdout] test json::tests::test_write_str ... ok
[INFO] [stdout] test leb128::test_u128_leb128 ... ok
[INFO] [stdout] test json::tests::test_to_json ... ok
[INFO] [stdout] test json::tests::test_trailing_characters_streaming ... ok
[INFO] [stdout] test leb128::test_u16_leb128 ... ok
[INFO] [stdout] test leb128::test_u64_leb128 ... ok
[INFO] [stdout] test json::tests::test_write_enum ... ok
[INFO] [stdout] test leb128::test_usize_leb128 ... ok
[INFO] [stdout] test opaque::tests::test_char ... ok
[INFO] [stdout] test opaque::tests::test_enum ... ok
[INFO] [stdout] test opaque::tests::test_f64 ... ok
[INFO] [stdout] test json::tests::test_write_some ... ok
[INFO] [stdout] test leb128::test_signed_leb128 ... ok
[INFO] [stdout] test opaque::tests::test_i32 ... ok
[INFO] [stdout] test leb128::test_u32_leb128 ... ok
[INFO] [stdout] test opaque::tests::test_i8 ... ok
[INFO] [stdout] test opaque::tests::test_bool ... ok
[INFO] [stdout] test opaque::tests::test_isize ... ok
[INFO] [stdout] test opaque::tests::test_sequence ... ok
[INFO] [stdout] test opaque::tests::test_option ... ok
[INFO] [stdout] test opaque::tests::test_string ... ok
[INFO] [stdout] test opaque::tests::test_f32 ... ok
[INFO] [stdout] test opaque::tests::test_hash_map ... ok
[INFO] [stdout] test opaque::tests::test_i64 ... ok
[INFO] [stdout] test opaque::tests::test_struct ... ok
[INFO] [stdout] test opaque::tests::test_tuples ... ok
[INFO] [stdout] test opaque::tests::test_usize ... ok
[INFO] [stdout] test opaque::tests::test_unit ... ok
[INFO] [stdout] test opaque::tests::test_u8 ... ok
[INFO] [stdout] test opaque::tests::test_u32 ... ok
[INFO] [stdout] test opaque::tests::test_u64 ... ok
[INFO] [stdout] test opaque::tests::test_i16 ... ok
[INFO] [stdout] test opaque::tests::test_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 112 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serialize
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test hex.rs - hex::[u8]::to_hex (line 32) ... ok
[INFO] [stdout] test hex.rs - hex::str::from_hex (line 103) ... ok
[INFO] [stdout] test json.rs - json (line 114) ... ok
[INFO] [stdout] test json.rs - json (line 154) ... ok
[INFO] [stdout] test json.rs - json (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3b7f78572d1d326b18d7915560e9f8c7ce3708b006441fc92c29fe506abee596"`
[INFO] running `"docker" "rm" "-f" "3b7f78572d1d326b18d7915560e9f8c7ce3708b006441fc92c29fe506abee596"`
[INFO] [stdout] 3b7f78572d1d326b18d7915560e9f8c7ce3708b006441fc92c29fe506abee596