Nov 09 06:58:56.512 INFO checking qingxiang-jia/learn-rust against try#dc13be39fae8d4c607889b27de374b52586485a3 for pr-55632
Nov 09 06:58:56.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55632/worker-6/try#dc13be39fae8d4c607889b27de374b52586485a3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55632/try#dc13be39fae8d4c607889b27de374b52586485a3:/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 +dc13be39fae8d4c607889b27de374b52586485a3-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 09 06:58:56.992 INFO blam! 7d02f6f676738be1453528ddfdc0456f1b0c51b9b6e1f085d9fcd7ae7d7cfacd
Nov 09 06:58:56.999 INFO running `"docker" "start" "-a" "7d02f6f676738be1453528ddfdc0456f1b0c51b9b6e1f085d9fcd7ae7d7cfacd"`
Nov 09 06:58:57.669 INFO kablam! usermod: no changes
Nov 09 06:58:57.725 INFO kablam!    Compiling proc-macro2 v0.3.3
Nov 09 06:58:57.731 INFO kablam!     Checking serde_json v1.0.13
Nov 09 06:59:01.379 INFO kablam!    Compiling quote v0.5.1
Nov 09 06:59:02.564 INFO kablam!    Compiling syn v0.13.1
Nov 09 06:59:12.075 INFO kablam!    Compiling serde_derive_internals v0.23.0
Nov 09 06:59:16.471 INFO kablam!    Compiling serde_derive v1.0.37
Nov 09 06:59:27.858 INFO kablam!     Checking learn_rust v0.1.0 (/source)
Nov 09 06:59:28.891 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 31.19s
Nov 09 06:59:28.891 INFO kablam! su: No module specific data is present
Nov 09 06:59:30.359 INFO running `"docker" "rm" "-f" "7d02f6f676738be1453528ddfdc0456f1b0c51b9b6e1f085d9fcd7ae7d7cfacd"`
Nov 09 06:59:30.733 INFO blam! 7d02f6f676738be1453528ddfdc0456f1b0c51b9b6e1f085d9fcd7ae7d7cfacd