Nov 06 15:49:03.146 INFO checking qingxiang-jia/learn-rust against master#24e66c28980442a48d9458f1a4f9b76cc722dc8a for pr-55687
Nov 06 15:49:03.148 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55687/worker-6/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55687/master#24e66c28980442a48d9458f1a4f9b76cc722dc8a:/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 +24e66c28980442a48d9458f1a4f9b76cc722dc8a-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 06 15:49:03.672 INFO blam! 21b3ec4b11ee5fce2c00c02904627589d9098a0b897dd7f155f9fadc87c47c6e
Nov 06 15:49:03.684 INFO running `"docker" "start" "-a" "21b3ec4b11ee5fce2c00c02904627589d9098a0b897dd7f155f9fadc87c47c6e"`
Nov 06 15:49:05.023 INFO kablam! usermod: no changes
Nov 06 15:49:05.156 INFO kablam!    Compiling proc-macro2 v0.3.3
Nov 06 15:49:09.612 INFO kablam!    Compiling quote v0.5.1
Nov 06 15:49:11.365 INFO kablam!    Compiling syn v0.13.1
Nov 06 15:49:19.731 INFO kablam!    Compiling serde_derive_internals v0.23.0
Nov 06 15:49:24.888 INFO kablam!    Compiling serde_derive v1.0.37
Nov 06 15:49:36.900 INFO kablam!     Checking learn_rust v0.1.0 (/source)
Nov 06 15:49:38.025 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 32.97s
Nov 06 15:49:38.033 INFO kablam! su: No module specific data is present
Nov 06 15:49:39.035 INFO running `"docker" "rm" "-f" "21b3ec4b11ee5fce2c00c02904627589d9098a0b897dd7f155f9fadc87c47c6e"`
Nov 06 15:49:39.296 INFO blam! 21b3ec4b11ee5fce2c00c02904627589d9098a0b897dd7f155f9fadc87c47c6e