Dec 06 14:05:48.293 INFO testing FauxFaux/jsonarray2pg against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 14:05:48.293 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:05:48.746 INFO [stdout] 7bfae8133d381089e16f563e478c5b93c882c7572b527db43a68178c7a7ae7a0
Dec 06 14:05:48.748 INFO running `"docker" "start" "-a" "7bfae8133d381089e16f563e478c5b93c882c7572b527db43a68178c7a7ae7a0"`
Dec 06 14:05:49.556 INFO [stderr] usermod: no changes
Dec 06 14:05:49.630 INFO [stderr]    Compiling postgres-shared v0.2.0
Dec 06 14:05:52.671 INFO [stderr]    Compiling postgres v0.14.0
Dec 06 14:05:55.781 INFO [stderr]    Compiling jsonarray2pg v0.1.0 (/source)
Dec 06 14:05:56.924 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:05:56.924 INFO [stderr]   --> src/json.rs:94:40
Dec 06 14:05:56.924 INFO [stderr]    |
Dec 06 14:05:56.924 INFO [stderr] 94 | fn read_string<T: Iterator<Item = u8>>(mut iter: &mut T,
Dec 06 14:05:56.924 INFO [stderr]    |                                        ----^^^^
Dec 06 14:05:56.924 INFO [stderr]    |                                        |
Dec 06 14:05:56.924 INFO [stderr]    |                                        help: remove this `mut`
Dec 06 14:05:56.924 INFO [stderr]    |
Dec 06 14:05:56.924 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 14:05:56.924 INFO [stderr] 
Dec 06 14:05:56.924 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:05:56.924 INFO [stderr]   --> src/json.rs:95:40
Dec 06 14:05:56.924 INFO [stderr]    |
Dec 06 14:05:56.924 INFO [stderr] 95 |                                        mut buf: &mut Vec<u8>)
Dec 06 14:05:56.924 INFO [stderr]    |                                        ----^^^
Dec 06 14:05:56.924 INFO [stderr]    |                                        |
Dec 06 14:05:56.925 INFO [stderr]    |                                        help: remove this `mut`
Dec 06 14:05:56.925 INFO [stderr] 
Dec 06 14:05:56.925 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:05:56.925 INFO [stderr]    --> src/json.rs:116:37
Dec 06 14:05:56.925 INFO [stderr]     |
Dec 06 14:05:56.925 INFO [stderr] 116 | fn read_num<T: Iterator<Item = u8>>(mut iter: &mut Peekable<T>,
Dec 06 14:05:56.925 INFO [stderr]     |                                     ----^^^^
Dec 06 14:05:56.925 INFO [stderr]     |                                     |
Dec 06 14:05:56.925 INFO [stderr]     |                                     help: remove this `mut`
Dec 06 14:05:56.925 INFO [stderr] 
Dec 06 14:05:56.925 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:05:56.925 INFO [stderr]    --> src/json.rs:117:37
Dec 06 14:05:56.925 INFO [stderr]     |
Dec 06 14:05:56.925 INFO [stderr] 117 |                                     mut buf: &mut Vec<u8>)
Dec 06 14:05:56.925 INFO [stderr]     |                                     ----^^^
Dec 06 14:05:56.925 INFO [stderr]     |                                     |
Dec 06 14:05:56.925 INFO [stderr]     |                                     help: remove this `mut`
Dec 06 14:05:56.925 INFO [stderr] 
Dec 06 14:05:56.925 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:05:56.925 INFO [stderr]    --> src/json.rs:160:46
Dec 06 14:05:56.925 INFO [stderr]     |
Dec 06 14:05:56.925 INFO [stderr] 160 | pub fn parse_array_from_file<T: io::Read, F>(mut from: &mut T,
Dec 06 14:05:56.925 INFO [stderr]     |                                              ----^^^^
Dec 06 14:05:56.925 INFO [stderr]     |                                              |
Dec 06 14:05:56.925 INFO [stderr]     |                                              help: remove this `mut`
Dec 06 14:05:56.925 INFO [stderr] 
Dec 06 14:05:58.428 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.85s
Dec 06 14:05:58.432 INFO [stderr] su: No module specific data is present
Dec 06 14:05:59.308 INFO running `"docker" "inspect" "7bfae8133d381089e16f563e478c5b93c882c7572b527db43a68178c7a7ae7a0"`
Dec 06 14:05:59.720 INFO running `"docker" "rm" "-f" "7bfae8133d381089e16f563e478c5b93c882c7572b527db43a68178c7a7ae7a0"`
Dec 06 14:06:00.064 INFO [stdout] 7bfae8133d381089e16f563e478c5b93c882c7572b527db43a68178c7a7ae7a0
Dec 06 14:06:00.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 14:06:00.541 INFO [stdout] 5130418c8682551b0cc01081e2233f9e6ca338b8e8a04211e1cfdf89817ae105
Dec 06 14:06:00.543 INFO running `"docker" "start" "-a" "5130418c8682551b0cc01081e2233f9e6ca338b8e8a04211e1cfdf89817ae105"`
Dec 06 14:06:01.504 INFO [stderr] usermod: no changes
Dec 06 14:06:01.576 INFO [stderr]    Compiling jsonarray2pg v0.1.0 (/source)
Dec 06 14:06:02.964 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:06:02.964 INFO [stderr]   --> src/json.rs:94:40
Dec 06 14:06:02.964 INFO [stderr]    |
Dec 06 14:06:02.964 INFO [stderr] 94 | fn read_string<T: Iterator<Item = u8>>(mut iter: &mut T,
Dec 06 14:06:02.964 INFO [stderr]    |                                        ----^^^^
Dec 06 14:06:02.964 INFO [stderr]    |                                        |
Dec 06 14:06:02.964 INFO [stderr]    |                                        help: remove this `mut`
Dec 06 14:06:02.964 INFO [stderr]    |
Dec 06 14:06:02.964 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 14:06:02.964 INFO [stderr] 
Dec 06 14:06:02.964 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:06:02.964 INFO [stderr]   --> src/json.rs:95:40
Dec 06 14:06:02.964 INFO [stderr]    |
Dec 06 14:06:02.964 INFO [stderr] 95 |                                        mut buf: &mut Vec<u8>)
Dec 06 14:06:02.964 INFO [stderr]    |                                        ----^^^
Dec 06 14:06:02.964 INFO [stderr]    |                                        |
Dec 06 14:06:02.964 INFO [stderr]    |                                        help: remove this `mut`
Dec 06 14:06:02.964 INFO [stderr] 
Dec 06 14:06:02.964 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:06:02.964 INFO [stderr]    --> src/json.rs:116:37
Dec 06 14:06:02.964 INFO [stderr]     |
Dec 06 14:06:02.965 INFO [stderr] 116 | fn read_num<T: Iterator<Item = u8>>(mut iter: &mut Peekable<T>,
Dec 06 14:06:02.965 INFO [stderr]     |                                     ----^^^^
Dec 06 14:06:02.965 INFO [stderr]     |                                     |
Dec 06 14:06:02.965 INFO [stderr]     |                                     help: remove this `mut`
Dec 06 14:06:02.965 INFO [stderr] 
Dec 06 14:06:02.965 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:06:02.965 INFO [stderr]    --> src/json.rs:117:37
Dec 06 14:06:02.965 INFO [stderr]     |
Dec 06 14:06:02.965 INFO [stderr] 117 |                                     mut buf: &mut Vec<u8>)
Dec 06 14:06:02.965 INFO [stderr]     |                                     ----^^^
Dec 06 14:06:02.965 INFO [stderr]     |                                     |
Dec 06 14:06:02.965 INFO [stderr]     |                                     help: remove this `mut`
Dec 06 14:06:02.965 INFO [stderr] 
Dec 06 14:06:02.967 INFO [stderr] warning: variable does not need to be mutable
Dec 06 14:06:02.967 INFO [stderr]    --> src/json.rs:160:46
Dec 06 14:06:02.967 INFO [stderr]     |
Dec 06 14:06:02.967 INFO [stderr] 160 | pub fn parse_array_from_file<T: io::Read, F>(mut from: &mut T,
Dec 06 14:06:02.967 INFO [stderr]     |                                              ----^^^^
Dec 06 14:06:02.967 INFO [stderr]     |                                              |
Dec 06 14:06:02.967 INFO [stderr]     |                                              help: remove this `mut`
Dec 06 14:06:02.967 INFO [stderr] 
Dec 06 14:06:03.261 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
Dec 06 14:06:03.265 INFO [stderr] su: No module specific data is present
Dec 06 14:06:03.669 INFO running `"docker" "inspect" "5130418c8682551b0cc01081e2233f9e6ca338b8e8a04211e1cfdf89817ae105"`
Dec 06 14:06:03.759 INFO running `"docker" "rm" "-f" "5130418c8682551b0cc01081e2233f9e6ca338b8e8a04211e1cfdf89817ae105"`
Dec 06 14:06:03.860 INFO [stdout] 5130418c8682551b0cc01081e2233f9e6ca338b8e8a04211e1cfdf89817ae105
Dec 06 14:06:03.862 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-5/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --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 06 14:06:04.038 INFO [stdout] 42a081126f8f31b12c47418b3130a0fef07b788387c2b0e842ce02043b9490d7
Dec 06 14:06:04.040 INFO running `"docker" "start" "-a" "42a081126f8f31b12c47418b3130a0fef07b788387c2b0e842ce02043b9490d7"`
Dec 06 14:06:04.451 INFO [stderr] usermod: no changes
Dec 06 14:06:04.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 14:06:04.511 INFO [stderr]      Running /target/debug/deps/jsonarray2pg-aae8917b5cd7f833
Dec 06 14:06:04.514 INFO [stdout] 
Dec 06 14:06:04.514 INFO [stdout] running 0 tests
Dec 06 14:06:04.514 INFO [stdout] 
Dec 06 14:06:04.514 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 14:06:04.514 INFO [stdout] 
Dec 06 14:06:04.516 INFO [stderr] su: No module specific data is present
Dec 06 14:06:05.202 INFO running `"docker" "inspect" "42a081126f8f31b12c47418b3130a0fef07b788387c2b0e842ce02043b9490d7"`
Dec 06 14:06:05.291 INFO running `"docker" "rm" "-f" "42a081126f8f31b12c47418b3130a0fef07b788387c2b0e842ce02043b9490d7"`
Dec 06 14:06:05.385 INFO [stdout] 42a081126f8f31b12c47418b3130a0fef07b788387c2b0e842ce02043b9490d7