[INFO] crate stacked 0.1.3 is already in cache
[INFO] testing stacked-0.1.3 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate stacked 0.1.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate stacked 0.1.3 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate stacked 0.1.3
[INFO] finished tweaking crates.io crate stacked 0.1.3
[INFO] tweaked toml for crates.io crate stacked 0.1.3 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] acec29581600a9ce9f825fd52ddd1c107fc235464d603ef925a3c7bd5226e0dd
[INFO] running `"docker" "start" "-a" "acec29581600a9ce9f825fd52ddd1c107fc235464d603ef925a3c7bd5226e0dd"`
[INFO] [stderr]    Compiling kerr v0.1.4
[INFO] [stderr]    Compiling stacked v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "acec29581600a9ce9f825fd52ddd1c107fc235464d603ef925a3c7bd5226e0dd"`
[INFO] running `"docker" "rm" "-f" "acec29581600a9ce9f825fd52ddd1c107fc235464d603ef925a3c7bd5226e0dd"`
[INFO] [stdout] acec29581600a9ce9f825fd52ddd1c107fc235464d603ef925a3c7bd5226e0dd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 24e03153b9b70be02ec273ceef66e12b0d0c038a3a3e54b427f4f350ecc166ca
[INFO] running `"docker" "start" "-a" "24e03153b9b70be02ec273ceef66e12b0d0c038a3a3e54b427f4f350ecc166ca"`
[INFO] [stderr]    Compiling stacked v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] running `"docker" "inspect" "24e03153b9b70be02ec273ceef66e12b0d0c038a3a3e54b427f4f350ecc166ca"`
[INFO] running `"docker" "rm" "-f" "24e03153b9b70be02ec273ceef66e12b0d0c038a3a3e54b427f4f350ecc166ca"`
[INFO] [stdout] 24e03153b9b70be02ec273ceef66e12b0d0c038a3a3e54b427f4f350ecc166ca
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 6ff404cc2aa1c2e77566acefa07e60adab98aa85fc39d8aab641123f9fb42fe1
[INFO] running `"docker" "start" "-a" "6ff404cc2aa1c2e77566acefa07e60adab98aa85fc39d8aab641123f9fb42fe1"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stacked-b40326c1207a042c
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/svec-833d8e7924c5a4a0
[INFO] [stderr] 
[INFO] [stderr] thread 'boxed' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test internal_tests::svec01 ... ok
[INFO] [stdout] test internal_tests::svec3 ... ok
[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 11 tests
[INFO] [stderr] error: test failed, to rerun pass '--test svec'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/svec-833d8e7924c5a4a0` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "6ff404cc2aa1c2e77566acefa07e60adab98aa85fc39d8aab641123f9fb42fe1"`
[INFO] running `"docker" "rm" "-f" "6ff404cc2aa1c2e77566acefa07e60adab98aa85fc39d8aab641123f9fb42fe1"`
[INFO] [stdout] 6ff404cc2aa1c2e77566acefa07e60adab98aa85fc39d8aab641123f9fb42fe1