Dec 04 11:37:59.282 INFO checking richardbrodie/manta_ray against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 11:37:59.282 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 11:37:59.453 INFO [stdout] deff2be6b09531c718d02195d4c71cf17b23c4be1e99d397120f7a419290f152
Dec 04 11:37:59.457 INFO running `"docker" "start" "-a" "deff2be6b09531c718d02195d4c71cf17b23c4be1e99d397120f7a419290f152"`
Dec 04 11:38:00.115 INFO [stderr] usermod: no changes
Dec 04 11:38:00.313 INFO [stderr]    Compiling syn v0.15.8
Dec 04 11:38:10.239 INFO [stderr]    Compiling num-derive v0.2.3
Dec 04 11:38:10.239 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 04 11:38:18.162 INFO [stderr]     Checking tiff v0.2.1
Dec 04 11:38:19.659 INFO [stderr]     Checking image v0.20.0
Dec 04 11:38:33.514 INFO [stderr]     Checking manta_ray v0.1.0 (/source)
Dec 04 11:38:36.343 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.18s
Dec 04 11:38:36.343 INFO [stderr] su: No module specific data is present
Dec 04 11:38:37.271 INFO running `"docker" "inspect" "deff2be6b09531c718d02195d4c71cf17b23c4be1e99d397120f7a419290f152"`
Dec 04 11:38:37.635 INFO running `"docker" "rm" "-f" "deff2be6b09531c718d02195d4c71cf17b23c4be1e99d397120f7a419290f152"`
Dec 04 11:38:37.987 INFO [stdout] deff2be6b09531c718d02195d4c71cf17b23c4be1e99d397120f7a419290f152