Dec 12 20:30:43.446 INFO testing yarrow/slightly-smaller-setop-for-question against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 12 20:30:43.447 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 12 20:30:44.043 INFO [stdout] 18654cdf3ba5848e0ed64716a7f3e6fa92aa3c80f79adf4ab40942aeb63d40c8
Dec 12 20:30:44.045 INFO running `"docker" "start" "-a" "18654cdf3ba5848e0ed64716a7f3e6fa92aa3c80f79adf4ab40942aeb63d40c8"`
Dec 12 20:30:46.669 INFO [stderr] usermod: no changes
Dec 12 20:30:46.767 INFO [stderr]    Compiling libc v0.2.43
Dec 12 20:30:46.767 INFO [stderr]    Compiling stable_deref_trait v1.1.1
Dec 12 20:30:46.767 INFO [stderr]    Compiling syn v0.15.11
Dec 12 20:30:49.358 INFO [stderr]    Compiling memchr v2.1.0
Dec 12 20:31:08.566 INFO [stderr]    Compiling rental-impl v0.5.2
Dec 12 20:31:30.315 INFO [stderr]    Compiling rental v0.5.2
Dec 12 20:31:32.135 INFO [stderr]    Compiling minimal v0.1.0 (/source)
Dec 12 20:31:33.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.80s
Dec 12 20:31:33.504 INFO [stderr] su: No module specific data is present
Dec 12 20:31:34.296 INFO running `"docker" "inspect" "18654cdf3ba5848e0ed64716a7f3e6fa92aa3c80f79adf4ab40942aeb63d40c8"`
Dec 12 20:31:34.609 INFO running `"docker" "rm" "-f" "18654cdf3ba5848e0ed64716a7f3e6fa92aa3c80f79adf4ab40942aeb63d40c8"`
Dec 12 20:31:34.947 INFO [stdout] 18654cdf3ba5848e0ed64716a7f3e6fa92aa3c80f79adf4ab40942aeb63d40c8
Dec 12 20:31:34.955 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-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 12 20:31:35.443 INFO [stdout] 549da250f0804b9ae74485af18a54c00365f91607dc1d71403df9b0ddb0a169e
Dec 12 20:31:35.451 INFO running `"docker" "start" "-a" "549da250f0804b9ae74485af18a54c00365f91607dc1d71403df9b0ddb0a169e"`
Dec 12 20:31:37.039 INFO [stderr] usermod: no changes
Dec 12 20:31:37.147 INFO [stderr]    Compiling minimal v0.1.0 (/source)
Dec 12 20:31:37.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 12 20:31:37.852 INFO [stderr] su: No module specific data is present
Dec 12 20:31:38.656 INFO running `"docker" "inspect" "549da250f0804b9ae74485af18a54c00365f91607dc1d71403df9b0ddb0a169e"`
Dec 12 20:31:39.039 INFO running `"docker" "rm" "-f" "549da250f0804b9ae74485af18a54c00365f91607dc1d71403df9b0ddb0a169e"`
Dec 12 20:31:39.268 INFO [stdout] 549da250f0804b9ae74485af18a54c00365f91607dc1d71403df9b0ddb0a169e
Dec 12 20:31:39.277 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-1/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-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 12 20:31:39.783 INFO [stdout] 1a5fd0db03a0bb64f92e457a7fbd0eb3afc326309a39475da5cc7d67ddeff6a3
Dec 12 20:31:39.785 INFO running `"docker" "start" "-a" "1a5fd0db03a0bb64f92e457a7fbd0eb3afc326309a39475da5cc7d67ddeff6a3"`
Dec 12 20:31:41.144 INFO [stderr] usermod: no changes
Dec 12 20:31:41.239 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 12 20:31:41.254 INFO [stderr]      Running /target/debug/deps/minimal-6b8f9245bce98fb7
Dec 12 20:31:41.261 INFO [stdout] 
Dec 12 20:31:41.261 INFO [stdout] running 0 tests
Dec 12 20:31:41.261 INFO [stdout] 
Dec 12 20:31:41.261 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:31:41.261 INFO [stdout] 
Dec 12 20:31:41.267 INFO [stderr] su: No module specific data is present
Dec 12 20:31:42.083 INFO running `"docker" "inspect" "1a5fd0db03a0bb64f92e457a7fbd0eb3afc326309a39475da5cc7d67ddeff6a3"`
Dec 12 20:31:42.427 INFO running `"docker" "rm" "-f" "1a5fd0db03a0bb64f92e457a7fbd0eb3afc326309a39475da5cc7d67ddeff6a3"`
Dec 12 20:31:42.894 INFO [stdout] 1a5fd0db03a0bb64f92e457a7fbd0eb3afc326309a39475da5cc7d67ddeff6a3