[INFO] fetching crate fff 0.2.2...
[INFO] testing fff-0.2.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate fff 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fff 0.2.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fff 0.2.2
[INFO] finished tweaking crates.io crate fff 0.2.2
[INFO] tweaked toml for crates.io crate fff 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 329ce26748ca45ec2f37903a9edcd815e549c6402effc52456876e15e4b4f7d9
[INFO] running `"docker" "start" "-a" "329ce26748ca45ec2f37903a9edcd815e549c6402effc52456876e15e4b4f7d9"`
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fff v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.98s
[INFO] running `"docker" "inspect" "329ce26748ca45ec2f37903a9edcd815e549c6402effc52456876e15e4b4f7d9"`
[INFO] running `"docker" "rm" "-f" "329ce26748ca45ec2f37903a9edcd815e549c6402effc52456876e15e4b4f7d9"`
[INFO] [stdout] 329ce26748ca45ec2f37903a9edcd815e549c6402effc52456876e15e4b4f7d9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8506c3ab33423f4d2033fad313a8e177c75052cae797fbac0422eb0a34e2955c
[INFO] running `"docker" "start" "-a" "8506c3ab33423f4d2033fad313a8e177c75052cae797fbac0422eb0a34e2955c"`
[INFO] [stderr]    Compiling fff v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "8506c3ab33423f4d2033fad313a8e177c75052cae797fbac0422eb0a34e2955c"`
[INFO] running `"docker" "rm" "-f" "8506c3ab33423f4d2033fad313a8e177c75052cae797fbac0422eb0a34e2955c"`
[INFO] [stdout] 8506c3ab33423f4d2033fad313a8e177c75052cae797fbac0422eb0a34e2955c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 906d3379a6c3f80eec6d66939405f974a7c00b23553de92cd0ef5c235291557d
[INFO] running `"docker" "start" "-a" "906d3379a6c3f80eec6d66939405f974a7c00b23553de92cd0ef5c235291557d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fff-e37db9bf1c3087db
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_bit_iterator ... ok
[INFO] [stdout] test asm::tests::test_mod_mul ... ok
[INFO] [stderr]    Doc-tests fff
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "906d3379a6c3f80eec6d66939405f974a7c00b23553de92cd0ef5c235291557d"`
[INFO] running `"docker" "rm" "-f" "906d3379a6c3f80eec6d66939405f974a7c00b23553de92cd0ef5c235291557d"`
[INFO] [stdout] 906d3379a6c3f80eec6d66939405f974a7c00b23553de92cd0ef5c235291557d