Dec 12 07:44:52.245 INFO checking serde_json-1.0.33 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 07:44:52.245 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 07:44:52.740 INFO [stdout] 01e8a79d45b930dcabe6041d69d9be57cd268d162d5601d72bbe867dc537909a
Dec 12 07:44:52.748 INFO running `"docker" "start" "-a" "01e8a79d45b930dcabe6041d69d9be57cd268d162d5601d72bbe867dc537909a"`
Dec 12 07:44:54.240 INFO [stderr] usermod: no changes
Dec 12 07:44:54.467 INFO [stderr]    Compiling compiletest_rs v0.3.17
Dec 12 07:44:54.476 INFO [stderr]     Checking tester v0.5.0
Dec 12 07:44:54.476 INFO [stderr]     Checking serde_json v1.0.33 (/source)
Dec 12 07:45:03.632 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.37s
Dec 12 07:45:03.640 INFO [stderr] su: No module specific data is present
Dec 12 07:45:04.228 INFO running `"docker" "inspect" "01e8a79d45b930dcabe6041d69d9be57cd268d162d5601d72bbe867dc537909a"`
Dec 12 07:45:04.415 INFO running `"docker" "rm" "-f" "01e8a79d45b930dcabe6041d69d9be57cd268d162d5601d72bbe867dc537909a"`
Dec 12 07:45:04.556 INFO [stdout] 01e8a79d45b930dcabe6041d69d9be57cd268d162d5601d72bbe867dc537909a