Oct 21 22:52:47.783 INFO checking treeflection_derive-0.3.2 against master#155510e377ae2a8d8ee0dad1a5f809c9062a5526 for pr-55192
Oct 21 22:52:47.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-55192/worker-7/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-55192/master#155510e377ae2a8d8ee0dad1a5f809c9062a5526:/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 +155510e377ae2a8d8ee0dad1a5f809c9062a5526-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"`
Oct 21 22:52:48.180 INFO blam! 2794f67cbcb18e6eda879475d786e8957d81822d719cc3822826d7e5fa31bc95
Oct 21 22:52:48.182 INFO running `"docker" "start" "-a" "2794f67cbcb18e6eda879475d786e8957d81822d719cc3822826d7e5fa31bc95"`
Oct 21 22:52:49.636 INFO kablam! usermod: no changes
Oct 21 22:52:49.821 INFO kablam!     Checking itertools v0.6.5
Oct 21 22:52:49.822 INFO kablam!     Checking proc-macro2 v0.4.20
Oct 21 22:52:49.822 INFO kablam!    Compiling syn v0.15.13
Oct 21 22:52:53.890 INFO kablam!     Checking quote v0.6.8
Oct 21 22:53:00.854 INFO kablam!    Compiling serde_derive v1.0.80
Oct 21 22:53:00.854 INFO kablam!    Compiling treeflection_derive v0.3.2 (/source)
Oct 21 22:53:16.290 INFO kablam!     Checking treeflection v0.1.31
Oct 21 22:53:22.308 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 32.63s
Oct 21 22:53:22.312 INFO kablam! su: No module specific data is present
Oct 21 22:53:22.654 INFO running `"docker" "rm" "-f" "2794f67cbcb18e6eda879475d786e8957d81822d719cc3822826d7e5fa31bc95"`
Oct 21 22:53:22.755 INFO blam! 2794f67cbcb18e6eda879475d786e8957d81822d719cc3822826d7e5fa31bc95