Nov 01 14:37:43.038 INFO checking twiggy-opt-0.3.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 14:37:43.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 14:37:43.556 INFO blam! 829e82ad2304cee7777dd6382ef04a82785449f0191fcd8807cb872a4c633fb9
Nov 01 14:37:43.568 INFO running `"docker" "start" "-a" "829e82ad2304cee7777dd6382ef04a82785449f0191fcd8807cb872a4c633fb9"`
Nov 01 14:37:45.140 INFO kablam! usermod: no changes
Nov 01 14:37:45.384 INFO kablam!     Checking frozen v1.0.0
Nov 01 14:37:45.384 INFO kablam!     Checking stable_deref_trait v1.1.1
Nov 01 14:37:45.392 INFO kablam!    Compiling cpp_demangle v0.2.12
Nov 01 14:37:45.411 INFO kablam!    Compiling twiggy-opt v0.3.0 (/source)
Nov 01 14:37:47.357 INFO kablam!     Checking gimli v0.16.1
Nov 01 14:37:56.104 INFO kablam!     Checking twiggy-ir v0.3.0
Nov 01 14:37:57.800 INFO kablam!     Checking twiggy-traits v0.3.0
Nov 01 14:38:06.177 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.01s
Nov 01 14:38:06.193 INFO kablam! su: No module specific data is present
Nov 01 14:38:07.617 INFO running `"docker" "rm" "-f" "829e82ad2304cee7777dd6382ef04a82785449f0191fcd8807cb872a4c633fb9"`
Nov 01 14:38:07.912 INFO blam! 829e82ad2304cee7777dd6382ef04a82785449f0191fcd8807cb872a4c633fb9