Nov 30 00:18:09.124 INFO checking kbacha/json_serde_test against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 00:18:09.124 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-2/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 30 00:18:09.403 INFO [stdout] 86ad1b38ec66c826b7f83dbfc1b23146d363a25d7be5f7cb25f1e4de56fef698
Nov 30 00:18:09.405 INFO running `"docker" "start" "-a" "86ad1b38ec66c826b7f83dbfc1b23146d363a25d7be5f7cb25f1e4de56fef698"`
Nov 30 00:18:10.113 INFO [stderr] usermod: no changes
Nov 30 00:18:10.199 INFO [stderr]     Checking json_testing v0.1.0 (/source)
Nov 30 00:18:10.682 INFO [stderr] warning: unused import: `Read`
Nov 30 00:18:10.682 INFO [stderr]  --> src/main.rs:7:21
Nov 30 00:18:10.682 INFO [stderr]   |
Nov 30 00:18:10.682 INFO [stderr] 7 | use std::io::{self, Read};
Nov 30 00:18:10.682 INFO [stderr]   |                     ^^^^
Nov 30 00:18:10.682 INFO [stderr]   |
Nov 30 00:18:10.682 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 00:18:10.682 INFO [stderr] 
Nov 30 00:18:10.736 INFO [stderr] warning: unused import: `Read`
Nov 30 00:18:10.736 INFO [stderr]  --> src/main.rs:7:21
Nov 30 00:18:10.736 INFO [stderr]   |
Nov 30 00:18:10.736 INFO [stderr] 7 | use std::io::{self, Read};
Nov 30 00:18:10.736 INFO [stderr]   |                     ^^^^
Nov 30 00:18:10.736 INFO [stderr]   |
Nov 30 00:18:10.736 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 00:18:10.736 INFO [stderr] 
Nov 30 00:18:10.884 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
Nov 30 00:18:10.889 INFO [stderr] su: No module specific data is present
Nov 30 00:18:11.290 INFO running `"docker" "inspect" "86ad1b38ec66c826b7f83dbfc1b23146d363a25d7be5f7cb25f1e4de56fef698"`
Nov 30 00:18:11.456 INFO running `"docker" "rm" "-f" "86ad1b38ec66c826b7f83dbfc1b23146d363a25d7be5f7cb25f1e4de56fef698"`
Nov 30 00:18:11.666 INFO [stdout] 86ad1b38ec66c826b7f83dbfc1b23146d363a25d7be5f7cb25f1e4de56fef698