Nov 29 21:39:34.274 INFO checking nakakura/tokio-blocking against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 21:39:34.274 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 21:39:34.714 INFO [stdout] 0617db9b3e8e0191e6a102c7f96d012a9ab1072348929822db71b1d632d9a689
Nov 29 21:39:34.716 INFO running `"docker" "start" "-a" "0617db9b3e8e0191e6a102c7f96d012a9ab1072348929822db71b1d632d9a689"`
Nov 29 21:39:35.165 INFO [stderr] usermod: no changes
Nov 29 21:39:35.312 INFO [stderr]     Checking chrono v0.4.5
Nov 29 21:39:37.094 INFO [stderr]     Checking wit v0.1.0 (/source)
Nov 29 21:39:38.677 INFO [stderr] warning: unused imports: `err`, `ok`
Nov 29 21:39:38.677 INFO [stderr]  --> src/main.rs:7:23
Nov 29 21:39:38.678 INFO [stderr]   |
Nov 29 21:39:38.678 INFO [stderr] 7 | use futures::future::{err, ok};
Nov 29 21:39:38.678 INFO [stderr]   |                       ^^^  ^^
Nov 29 21:39:38.678 INFO [stderr]   |
Nov 29 21:39:38.678 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 21:39:38.678 INFO [stderr] 
Nov 29 21:39:38.788 INFO [stderr] warning: unused imports: `err`, `ok`
Nov 29 21:39:38.788 INFO [stderr]  --> src/main.rs:7:23
Nov 29 21:39:38.788 INFO [stderr]   |
Nov 29 21:39:38.788 INFO [stderr] 7 | use futures::future::{err, ok};
Nov 29 21:39:38.788 INFO [stderr]   |                       ^^^  ^^
Nov 29 21:39:38.788 INFO [stderr]   |
Nov 29 21:39:38.788 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 21:39:38.788 INFO [stderr] 
Nov 29 21:39:38.825 INFO [stderr] warning: field is never used: `running`
Nov 29 21:39:38.825 INFO [stderr]   --> src/main.rs:17:5
Nov 29 21:39:38.825 INFO [stderr]    |
Nov 29 21:39:38.825 INFO [stderr] 17 |     running: bool,
Nov 29 21:39:38.825 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 29 21:39:38.825 INFO [stderr]    |
Nov 29 21:39:38.825 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 21:39:38.825 INFO [stderr] 
Nov 29 21:39:38.825 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 21:39:38.825 INFO [stderr]   --> src/main.rs:35:9
Nov 29 21:39:38.825 INFO [stderr]    |
Nov 29 21:39:38.825 INFO [stderr] 35 | /         blocking(|| {
Nov 29 21:39:38.825 INFO [stderr] 36 | |             println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time);
Nov 29 21:39:38.826 INFO [stderr] 37 | |             while Utc::now() < self.end_time {
Nov 29 21:39:38.826 INFO [stderr] 38 | |                 let delta_sec = self.end_time.timestamp() - Utc::now().timestamp();
Nov 29 21:39:38.826 INFO [stderr] ...  |
Nov 29 21:39:38.826 INFO [stderr] 43 | |             }
Nov 29 21:39:38.826 INFO [stderr] 44 | |         });
Nov 29 21:39:38.826 INFO [stderr]    | |___________^
Nov 29 21:39:38.826 INFO [stderr]    |
Nov 29 21:39:38.826 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 21:39:38.826 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 21:39:38.826 INFO [stderr] 
Nov 29 21:39:38.924 INFO [stderr] warning: field is never used: `running`
Nov 29 21:39:38.924 INFO [stderr]   --> src/main.rs:17:5
Nov 29 21:39:38.924 INFO [stderr]    |
Nov 29 21:39:38.924 INFO [stderr] 17 |     running: bool,
Nov 29 21:39:38.924 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 29 21:39:38.924 INFO [stderr]    |
Nov 29 21:39:38.924 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 29 21:39:38.924 INFO [stderr] 
Nov 29 21:39:38.936 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 21:39:38.936 INFO [stderr]   --> src/main.rs:35:9
Nov 29 21:39:38.936 INFO [stderr]    |
Nov 29 21:39:38.936 INFO [stderr] 35 | /         blocking(|| {
Nov 29 21:39:38.936 INFO [stderr] 36 | |             println!("start {}, now: {:?}, end_time: {:?}", self.token, Utc::now(), self.end_time);
Nov 29 21:39:38.936 INFO [stderr] 37 | |             while Utc::now() < self.end_time {
Nov 29 21:39:38.936 INFO [stderr] 38 | |                 let delta_sec = self.end_time.timestamp() - Utc::now().timestamp();
Nov 29 21:39:38.936 INFO [stderr] ...  |
Nov 29 21:39:38.936 INFO [stderr] 43 | |             }
Nov 29 21:39:38.936 INFO [stderr] 44 | |         });
Nov 29 21:39:38.936 INFO [stderr]    | |___________^
Nov 29 21:39:38.936 INFO [stderr]    |
Nov 29 21:39:38.936 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 21:39:38.936 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 21:39:38.936 INFO [stderr] 
Nov 29 21:39:38.964 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
Nov 29 21:39:38.976 INFO [stderr] su: No module specific data is present
Nov 29 21:39:39.672 INFO running `"docker" "inspect" "0617db9b3e8e0191e6a102c7f96d012a9ab1072348929822db71b1d632d9a689"`
Nov 29 21:39:39.988 INFO running `"docker" "rm" "-f" "0617db9b3e8e0191e6a102c7f96d012a9ab1072348929822db71b1d632d9a689"`
Nov 29 21:39:40.256 INFO [stdout] 0617db9b3e8e0191e6a102c7f96d012a9ab1072348929822db71b1d632d9a689