Nov 29 22:55:02.357 INFO checking maniflames/time-frame-json-generator against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 22:55:02.357 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 22:55:02.756 INFO [stdout] fdd68e6b68f731419a1df83e93fa3170b48ce3f0fd69096221f6f554a5bd18c1
Nov 29 22:55:02.762 INFO running `"docker" "start" "-a" "fdd68e6b68f731419a1df83e93fa3170b48ce3f0fd69096221f6f554a5bd18c1"`
Nov 29 22:55:04.571 INFO [stderr] usermod: no changes
Nov 29 22:55:04.657 INFO [stderr]     Checking timeframe v0.0.1 (/source)
Nov 29 22:55:05.100 INFO [stderr] warning: unused import: `self`
Nov 29 22:55:05.100 INFO [stderr]  --> src/main.rs:7:29
Nov 29 22:55:05.100 INFO [stderr]   |
Nov 29 22:55:05.100 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Nov 29 22:55:05.100 INFO [stderr]   |                             ^^^^
Nov 29 22:55:05.100 INFO [stderr]   |
Nov 29 22:55:05.100 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:55:05.100 INFO [stderr] 
Nov 29 22:55:05.288 INFO [stderr] warning: unused import: `self`
Nov 29 22:55:05.288 INFO [stderr]  --> src/main.rs:7:29
Nov 29 22:55:05.288 INFO [stderr]   |
Nov 29 22:55:05.288 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Nov 29 22:55:05.288 INFO [stderr]   |                             ^^^^
Nov 29 22:55:05.288 INFO [stderr]   |
Nov 29 22:55:05.288 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 22:55:05.288 INFO [stderr] 
Nov 29 22:55:05.592 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:55:05.592 INFO [stderr]   --> src/utils.rs:55:5
Nov 29 22:55:05.592 INFO [stderr]    |
Nov 29 22:55:05.592 INFO [stderr] 55 |     f.read_to_string(&mut json);
Nov 29 22:55:05.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:55:05.592 INFO [stderr]    |
Nov 29 22:55:05.592 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:55:05.592 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:55:05.592 INFO [stderr] 
Nov 29 22:55:05.592 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 22:55:05.592 INFO [stderr]   --> src/utils.rs:55:5
Nov 29 22:55:05.592 INFO [stderr]    |
Nov 29 22:55:05.592 INFO [stderr] 55 |     f.read_to_string(&mut json);
Nov 29 22:55:05.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 22:55:05.592 INFO [stderr]    |
Nov 29 22:55:05.592 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 22:55:05.592 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 22:55:05.592 INFO [stderr] 
Nov 29 22:55:05.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
Nov 29 22:55:05.640 INFO [stderr] su: No module specific data is present
Nov 29 22:55:06.650 INFO running `"docker" "inspect" "fdd68e6b68f731419a1df83e93fa3170b48ce3f0fd69096221f6f554a5bd18c1"`
Nov 29 22:55:06.994 INFO running `"docker" "rm" "-f" "fdd68e6b68f731419a1df83e93fa3170b48ce3f0fd69096221f6f554a5bd18c1"`
Nov 29 22:55:07.308 INFO [stdout] fdd68e6b68f731419a1df83e93fa3170b48ce3f0fd69096221f6f554a5bd18c1