[INFO] crate bolero-engine 0.4.1 is already in cache
[INFO] testing bolero-engine-0.4.1 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate bolero-engine 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bolero-engine 0.4.1 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bolero-engine 0.4.1
[INFO] finished tweaking crates.io crate bolero-engine 0.4.1
[INFO] tweaked toml for crates.io crate bolero-engine 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] c281d8f29b4cb65c75eb7216f6d027b827600afa8ee3a69796be836456f63e3c
[INFO] running `"docker" "start" "-a" "c281d8f29b4cb65c75eb7216f6d027b827600afa8ee3a69796be836456f63e3c"`
[INFO] [stderr]    Compiling bolero-engine v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "c281d8f29b4cb65c75eb7216f6d027b827600afa8ee3a69796be836456f63e3c"`
[INFO] running `"docker" "rm" "-f" "c281d8f29b4cb65c75eb7216f6d027b827600afa8ee3a69796be836456f63e3c"`
[INFO] [stdout] c281d8f29b4cb65c75eb7216f6d027b827600afa8ee3a69796be836456f63e3c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] c9daab3d5d11485239bec2cf06a9dbd9fb4f72a242ecb46fe4cb4ce04892ba2f
[INFO] running `"docker" "start" "-a" "c9daab3d5d11485239bec2cf06a9dbd9fb4f72a242ecb46fe4cb4ce04892ba2f"`
[INFO] [stderr]    Compiling bolero-engine v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "c9daab3d5d11485239bec2cf06a9dbd9fb4f72a242ecb46fe4cb4ce04892ba2f"`
[INFO] running `"docker" "rm" "-f" "c9daab3d5d11485239bec2cf06a9dbd9fb4f72a242ecb46fe4cb4ce04892ba2f"`
[INFO] [stdout] c9daab3d5d11485239bec2cf06a9dbd9fb4f72a242ecb46fe4cb4ce04892ba2f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] fbb8df89e6b8cb9149795fbc9785687f2b1146043df3ba5255e8c74d927374ef
[INFO] running `"docker" "start" "-a" "fbb8df89e6b8cb9149795fbc9785687f2b1146043df3ba5255e8c74d927374ef"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bolero_engine-bc774243e02c44eb
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test shrink::vec_shrink_test ... ok
[INFO] [stdout] test shrink::u32_shrink_test ... ok
[INFO] [stdout] test shrink::u16_shrink_test ... ok
[INFO] [stdout] test shrink::non_start_vec_shrink_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bolero-engine
[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" "fbb8df89e6b8cb9149795fbc9785687f2b1146043df3ba5255e8c74d927374ef"`
[INFO] running `"docker" "rm" "-f" "fbb8df89e6b8cb9149795fbc9785687f2b1146043df3ba5255e8c74d927374ef"`
[INFO] [stdout] fbb8df89e6b8cb9149795fbc9785687f2b1146043df3ba5255e8c74d927374ef