Nov 29 22:55:02.070 INFO checking maniflames/time-frame-json-generator against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 22:55:02.070 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-5/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-alt check --frozen --all --all-targets" "-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"`
Nov 29 22:55:02.516 INFO [stdout] e95c0e3ea8cbc340c166028fe9cf3a3555d8da57dd23c6834fe14152d1f882a6
Nov 29 22:55:02.522 INFO running `"docker" "start" "-a" "e95c0e3ea8cbc340c166028fe9cf3a3555d8da57dd23c6834fe14152d1f882a6"`
Nov 29 22:55:03.936 INFO [stderr] usermod: no changes
Nov 29 22:55:04.008 INFO [stderr]     Checking timeframe v0.0.1 (/source)
Nov 29 22:55:04.389 INFO [stderr] warning: unused import: `self`
Nov 29 22:55:04.389 INFO [stderr]  --> src/main.rs:7:29
Nov 29 22:55:04.389 INFO [stderr]   |
Nov 29 22:55:04.389 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Nov 29 22:55:04.389 INFO [stderr]   |                             ^^^^
Nov 29 22:55:04.389 INFO [stderr]   |
Nov 29 22:55:04.389 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:55:04.389 INFO [stderr] 
Nov 29 22:55:04.596 INFO [stderr] warning: unused import: `self`
Nov 29 22:55:04.596 INFO [stderr]  --> src/main.rs:7:29
Nov 29 22:55:04.596 INFO [stderr]   |
Nov 29 22:55:04.596 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Nov 29 22:55:04.596 INFO [stderr]   |                             ^^^^
Nov 29 22:55:04.596 INFO [stderr]   |
Nov 29 22:55:04.596 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:55:04.596 INFO [stderr] 
Nov 29 22:55:04.679 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:55:04.679 INFO [stderr]   --> src/utils.rs:55:5
Nov 29 22:55:04.679 INFO [stderr]    |
Nov 29 22:55:04.679 INFO [stderr] 55 |     f.read_to_string(&mut json);
Nov 29 22:55:04.679 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:55:04.679 INFO [stderr]    |
Nov 29 22:55:04.679 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:55:04.679 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:55:04.679 INFO [stderr] 
Nov 29 22:55:05.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:55:05.120 INFO [stderr]   --> src/utils.rs:55:5
Nov 29 22:55:05.120 INFO [stderr]    |
Nov 29 22:55:05.120 INFO [stderr] 55 |     f.read_to_string(&mut json);
Nov 29 22:55:05.120 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:55:05.120 INFO [stderr]    |
Nov 29 22:55:05.120 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:55:05.120 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:55:05.120 INFO [stderr] 
Nov 29 22:55:05.181 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 29 22:55:05.184 INFO [stderr] su: No module specific data is present
Nov 29 22:55:06.395 INFO running `"docker" "inspect" "e95c0e3ea8cbc340c166028fe9cf3a3555d8da57dd23c6834fe14152d1f882a6"`
Nov 29 22:55:06.762 INFO running `"docker" "rm" "-f" "e95c0e3ea8cbc340c166028fe9cf3a3555d8da57dd23c6834fe14152d1f882a6"`
Nov 29 22:55:07.116 INFO [stdout] e95c0e3ea8cbc340c166028fe9cf3a3555d8da57dd23c6834fe14152d1f882a6