Dec 04 21:29:12.230 INFO checking brson/cargo-index-tool against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:29:12.230 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 21:29:12.772 INFO [stdout] c1985d1cd72e2f90ba526eefd9ae853dcd9316538f1ac90436e4d3a2bb57ca5d
Dec 04 21:29:12.779 INFO running `"docker" "start" "-a" "c1985d1cd72e2f90ba526eefd9ae853dcd9316538f1ac90436e4d3a2bb57ca5d"`
Dec 04 21:29:14.078 INFO [stderr] usermod: no changes
Dec 04 21:29:14.243 INFO [stderr]     Checking semver v0.7.0
Dec 04 21:29:14.246 INFO [stderr]    Compiling structopt-derive v0.0.5
Dec 04 21:29:14.247 INFO [stderr]     Checking structopt v0.0.5
Dec 04 21:29:17.053 INFO [stderr]     Checking cargo-index-tool v0.1.0 (/source)
Dec 04 21:29:20.201 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.09s
Dec 04 21:29:20.208 INFO [stderr] su: No module specific data is present
Dec 04 21:29:21.402 INFO running `"docker" "inspect" "c1985d1cd72e2f90ba526eefd9ae853dcd9316538f1ac90436e4d3a2bb57ca5d"`
Dec 04 21:29:21.745 INFO running `"docker" "rm" "-f" "c1985d1cd72e2f90ba526eefd9ae853dcd9316538f1ac90436e4d3a2bb57ca5d"`
Dec 04 21:29:22.067 INFO [stdout] c1985d1cd72e2f90ba526eefd9ae853dcd9316538f1ac90436e4d3a2bb57ca5d