Dec 13 17:48:51.208 INFO testing hansihe/rust_iterative_json_parser against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 17:48:51.208 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 17:48:51.653 INFO [stdout] 2110aecd2953cd954e31add621b31fbfa790d574d2d472d14680dd6d94a3445e
Dec 13 17:48:51.664 INFO running `"docker" "start" "-a" "2110aecd2953cd954e31add621b31fbfa790d574d2d472d14680dd6d94a3445e"`
Dec 13 17:48:52.803 INFO [stderr] usermod: no changes
Dec 13 17:48:52.847 INFO [stderr] warning: unused manifest key: lib.src
Dec 13 17:48:52.847 INFO [stderr]    Compiling iterative_json_parser v0.1.0 (/source)
Dec 13 17:48:53.391 INFO [stderr] warning: unused macro definition
Dec 13 17:48:53.391 INFO [stderr]    --> src/parser.rs:110:1
Dec 13 17:48:53.391 INFO [stderr]     |
Dec 13 17:48:53.391 INFO [stderr] 110 | / macro_rules! lift_bail {
Dec 13 17:48:53.391 INFO [stderr] 111 | |     ($bailing:expr) => {
Dec 13 17:48:53.391 INFO [stderr] 112 | |         match $bailing {
Dec 13 17:48:53.391 INFO [stderr] 113 | |             Ok(inner) => Ok(inner),
Dec 13 17:48:53.391 INFO [stderr] ...   |
Dec 13 17:48:53.391 INFO [stderr] 116 | |     };
Dec 13 17:48:53.391 INFO [stderr] 117 | | }
Dec 13 17:48:53.391 INFO [stderr]     | |_^
Dec 13 17:48:53.391 INFO [stderr]     |
Dec 13 17:48:53.391 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 13 17:48:53.391 INFO [stderr] 
Dec 13 17:48:53.395 INFO [stderr] warning: unused import: `::PResult`
Dec 13 17:48:53.395 INFO [stderr]  --> src/source/mod.rs:1:5
Dec 13 17:48:53.395 INFO [stderr]   |
Dec 13 17:48:53.395 INFO [stderr] 1 | use ::PResult;
Dec 13 17:48:53.395 INFO [stderr]   |     ^^^^^^^^^
Dec 13 17:48:53.395 INFO [stderr]   |
Dec 13 17:48:53.395 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:48:53.395 INFO [stderr] 
Dec 13 17:48:53.683 INFO [stderr] warning: unused variable: `token`
Dec 13 17:48:53.683 INFO [stderr]    --> src/parser.rs:136:14
Dec 13 17:48:53.683 INFO [stderr]     |
Dec 13 17:48:53.683 INFO [stderr] 136 | fn log_token(token: &str) {
Dec 13 17:48:53.683 INFO [stderr]     |              ^^^^^ help: consider using `_token` instead
Dec 13 17:48:53.683 INFO [stderr]     |
Dec 13 17:48:53.683 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 17:48:53.683 INFO [stderr] 
Dec 13 17:48:53.791 INFO [stderr] warning: struct is never constructed: `Decoder`
Dec 13 17:48:53.791 INFO [stderr]  --> src/decoder.rs:4:1
Dec 13 17:48:53.791 INFO [stderr]   |
Dec 13 17:48:53.791 INFO [stderr] 4 | struct Decoder {
Dec 13 17:48:53.791 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 13 17:48:53.791 INFO [stderr]   |
Dec 13 17:48:53.791 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 17:48:53.791 INFO [stderr] 
Dec 13 17:48:53.791 INFO [stderr] warning: method is never used: `new`
Dec 13 17:48:53.791 INFO [stderr]   --> src/decoder.rs:10:5
Dec 13 17:48:53.791 INFO [stderr]    |
Dec 13 17:48:53.791 INFO [stderr] 10 |     fn new() -> Self {
Dec 13 17:48:53.791 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 13 17:48:53.791 INFO [stderr] 
Dec 13 17:48:55.620 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.80s
Dec 13 17:48:55.631 INFO [stderr] su: No module specific data is present
Dec 13 17:48:56.603 INFO running `"docker" "inspect" "2110aecd2953cd954e31add621b31fbfa790d574d2d472d14680dd6d94a3445e"`
Dec 13 17:48:56.927 INFO running `"docker" "rm" "-f" "2110aecd2953cd954e31add621b31fbfa790d574d2d472d14680dd6d94a3445e"`
Dec 13 17:48:57.207 INFO [stdout] 2110aecd2953cd954e31add621b31fbfa790d574d2d472d14680dd6d94a3445e
Dec 13 17:48:57.219 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa49d8ef14939ddec0e34b346b60174a5673d48f-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 17:48:57.575 INFO [stdout] 542b57c26b9e987be42232bdb2045f00ebf1580b5b310230dbd65dacef6b41a6
Dec 13 17:48:57.580 INFO running `"docker" "start" "-a" "542b57c26b9e987be42232bdb2045f00ebf1580b5b310230dbd65dacef6b41a6"`
Dec 13 17:48:58.470 INFO [stderr] usermod: no changes
Dec 13 17:48:58.535 INFO [stderr] warning: unused manifest key: lib.src
Dec 13 17:48:58.551 INFO [stderr]    Compiling iterative_json_parser v0.1.0 (/source)
Dec 13 17:48:59.440 INFO [stderr] warning: unused import: `Sink`
Dec 13 17:48:59.440 INFO [stderr]  --> tests/lib.rs:6:37
Dec 13 17:48:59.440 INFO [stderr]   |
Dec 13 17:48:59.440 INFO [stderr] 6 | use iterative_json_parser::{Source, Sink};
Dec 13 17:48:59.440 INFO [stderr]   |                                     ^^^^
Dec 13 17:48:59.440 INFO [stderr]   |
Dec 13 17:48:59.440 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:48:59.440 INFO [stderr] 
Dec 13 17:48:59.531 INFO [stderr] warning: unused macro definition
Dec 13 17:48:59.531 INFO [stderr]    --> src/parser.rs:110:1
Dec 13 17:48:59.531 INFO [stderr]     |
Dec 13 17:48:59.531 INFO [stderr] 110 | / macro_rules! lift_bail {
Dec 13 17:48:59.531 INFO [stderr] 111 | |     ($bailing:expr) => {
Dec 13 17:48:59.531 INFO [stderr] 112 | |         match $bailing {
Dec 13 17:48:59.531 INFO [stderr] 113 | |             Ok(inner) => Ok(inner),
Dec 13 17:48:59.531 INFO [stderr] ...   |
Dec 13 17:48:59.531 INFO [stderr] 116 | |     };
Dec 13 17:48:59.531 INFO [stderr] 117 | | }
Dec 13 17:48:59.531 INFO [stderr]     | |_^
Dec 13 17:48:59.544 INFO [stderr]     |
Dec 13 17:48:59.544 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 13 17:48:59.544 INFO [stderr] 
Dec 13 17:48:59.551 INFO [stderr] warning: unused variable: `result`
Dec 13 17:48:59.551 INFO [stderr]    --> tests/lib.rs:410:25
Dec 13 17:48:59.551 INFO [stderr]     |
Dec 13 17:48:59.551 INFO [stderr] 410 |                     let result = parse_to_enum(&mut buf);
Dec 13 17:48:59.551 INFO [stderr]     |                         ^^^^^^ help: consider using `_result` instead
Dec 13 17:48:59.551 INFO [stderr]     |
Dec 13 17:48:59.551 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 17:48:59.551 INFO [stderr] 
Dec 13 17:48:59.563 INFO [stderr] warning: unused import: `::PResult`
Dec 13 17:48:59.563 INFO [stderr]  --> src/source/mod.rs:1:5
Dec 13 17:48:59.563 INFO [stderr]   |
Dec 13 17:48:59.563 INFO [stderr] 1 | use ::PResult;
Dec 13 17:48:59.563 INFO [stderr]   |     ^^^^^^^^^
Dec 13 17:48:59.563 INFO [stderr]   |
Dec 13 17:48:59.563 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 17:48:59.563 INFO [stderr] 
Dec 13 17:48:59.567 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:48:59.567 INFO [stderr]   --> tests/lib.rs:37:9
Dec 13 17:48:59.567 INFO [stderr]    |
Dec 13 17:48:59.567 INFO [stderr] 37 |     let mut ss = SourceSink {
Dec 13 17:48:59.567 INFO [stderr]    |         ----^^
Dec 13 17:48:59.567 INFO [stderr]    |         |
Dec 13 17:48:59.567 INFO [stderr]    |         help: remove this `mut`
Dec 13 17:48:59.567 INFO [stderr]    |
Dec 13 17:48:59.567 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 17:48:59.567 INFO [stderr] 
Dec 13 17:48:59.567 INFO [stderr] warning: variable does not need to be mutable
Dec 13 17:48:59.567 INFO [stderr]   --> tests/lib.rs:46:9
Dec 13 17:48:59.567 INFO [stderr]    |
Dec 13 17:48:59.567 INFO [stderr] 46 |     let mut bailing_ss = SourceSink {
Dec 13 17:48:59.567 INFO [stderr]    |         ----^^^^^^^^^^
Dec 13 17:48:59.567 INFO [stderr]    |         |
Dec 13 17:48:59.567 INFO [stderr]    |         help: remove this `mut`
Dec 13 17:48:59.567 INFO [stderr] 
Dec 13 17:49:00.375 INFO [stderr] warning: unused variable: `token`
Dec 13 17:49:00.375 INFO [stderr]    --> src/parser.rs:136:14
Dec 13 17:49:00.375 INFO [stderr]     |
Dec 13 17:49:00.375 INFO [stderr] 136 | fn log_token(token: &str) {
Dec 13 17:49:00.375 INFO [stderr]     |              ^^^^^ help: consider using `_token` instead
Dec 13 17:49:00.375 INFO [stderr]     |
Dec 13 17:49:00.375 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 13 17:49:00.375 INFO [stderr] 
Dec 13 17:49:00.559 INFO [stderr] warning: struct is never constructed: `Decoder`
Dec 13 17:49:00.559 INFO [stderr]  --> src/decoder.rs:4:1
Dec 13 17:49:00.559 INFO [stderr]   |
Dec 13 17:49:00.559 INFO [stderr] 4 | struct Decoder {
Dec 13 17:49:00.559 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 13 17:49:00.559 INFO [stderr]   |
Dec 13 17:49:00.559 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 13 17:49:00.559 INFO [stderr] 
Dec 13 17:49:00.559 INFO [stderr] warning: method is never used: `new`
Dec 13 17:49:00.559 INFO [stderr]   --> src/decoder.rs:10:5
Dec 13 17:49:00.559 INFO [stderr]    |
Dec 13 17:49:00.559 INFO [stderr] 10 |     fn new() -> Self {
Dec 13 17:49:00.559 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 13 17:49:00.559 INFO [stderr] 
Dec 13 17:49:00.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
Dec 13 17:49:00.975 INFO [stderr] su: No module specific data is present
Dec 13 17:49:01.625 INFO running `"docker" "inspect" "542b57c26b9e987be42232bdb2045f00ebf1580b5b310230dbd65dacef6b41a6"`
Dec 13 17:49:01.704 INFO running `"docker" "rm" "-f" "542b57c26b9e987be42232bdb2045f00ebf1580b5b310230dbd65dacef6b41a6"`
Dec 13 17:49:01.828 INFO [stdout] 542b57c26b9e987be42232bdb2045f00ebf1580b5b310230dbd65dacef6b41a6