[INFO] fetching crate villa01-data-structures 0.2.0...
[INFO] testing villa01-data-structures-0.2.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate villa01-data-structures 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] tweaked toml for crates.io crate villa01-data-structures 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate villa01-data-structures 0.2.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c54112b89f923e348700e6dc35da2f1a27f3bf3cac70a6720f87dad8a3bc5f34
[INFO] running `Command { std: "docker" "start" "-a" "c54112b89f923e348700e6dc35da2f1a27f3bf3cac70a6720f87dad8a3bc5f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c54112b89f923e348700e6dc35da2f1a27f3bf3cac70a6720f87dad8a3bc5f34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54112b89f923e348700e6dc35da2f1a27f3bf3cac70a6720f87dad8a3bc5f34", kill_on_drop: false }`
[INFO] [stdout] c54112b89f923e348700e6dc35da2f1a27f3bf3cac70a6720f87dad8a3bc5f34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9db8147e2eeee8d79ed67315bc79be94cc69522d11f0bc9749307df640d341d8
[INFO] running `Command { std: "docker" "start" "-a" "9db8147e2eeee8d79ed67315bc79be94cc69522d11f0bc9749307df640d341d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "9db8147e2eeee8d79ed67315bc79be94cc69522d11f0bc9749307df640d341d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db8147e2eeee8d79ed67315bc79be94cc69522d11f0bc9749307df640d341d8", kill_on_drop: false }`
[INFO] [stdout] 9db8147e2eeee8d79ed67315bc79be94cc69522d11f0bc9749307df640d341d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51af381606857d84c4ccb99e58a1c56560ce1b0419e8ce790e4c0285cad6fd3f
[INFO] running `Command { std: "docker" "start" "-a" "51af381606857d84c4ccb99e58a1c56560ce1b0419e8ce790e4c0285cad6fd3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "51af381606857d84c4ccb99e58a1c56560ce1b0419e8ce790e4c0285cad6fd3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51af381606857d84c4ccb99e58a1c56560ce1b0419e8ce790e4c0285cad6fd3f", kill_on_drop: false }`
[INFO] [stdout] 51af381606857d84c4ccb99e58a1c56560ce1b0419e8ce790e4c0285cad6fd3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8939fb1515e9698cef23556f469b9af6898e9f5b28e4a156cbd65b0b250dd98d
[INFO] running `Command { std: "docker" "start" "-a" "8939fb1515e9698cef23556f469b9af6898e9f5b28e4a156cbd65b0b250dd98d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/villa01_data_structures-90bf9101365de68e)
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/villa01_data_structures-90bf9101365de68e` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "8939fb1515e9698cef23556f469b9af6898e9f5b28e4a156cbd65b0b250dd98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8939fb1515e9698cef23556f469b9af6898e9f5b28e4a156cbd65b0b250dd98d", kill_on_drop: false }`
[INFO] [stdout] 8939fb1515e9698cef23556f469b9af6898e9f5b28e4a156cbd65b0b250dd98d
