[INFO] fetching crate villa01-data-structures 0.2.0...
[INFO] testing villa01-data-structures-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate villa01-data-structures 0.2.0 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate villa01-data-structures 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1018e002b31df63b88a384cea78bc41778209573c8eb4bb3da8d472e7d29ce2
[INFO] running `Command { std: "docker" "start" "-a" "b1018e002b31df63b88a384cea78bc41778209573c8eb4bb3da8d472e7d29ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1018e002b31df63b88a384cea78bc41778209573c8eb4bb3da8d472e7d29ce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1018e002b31df63b88a384cea78bc41778209573c8eb4bb3da8d472e7d29ce2", kill_on_drop: false }`
[INFO] [stdout] b1018e002b31df63b88a384cea78bc41778209573c8eb4bb3da8d472e7d29ce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a44afa4035bbaa51cae130b89de5205ef842a77993eba8106a75f9e23c03234
[INFO] running `Command { std: "docker" "start" "-a" "6a44afa4035bbaa51cae130b89de5205ef842a77993eba8106a75f9e23c03234", 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 0.28s
[INFO] running `Command { std: "docker" "inspect" "6a44afa4035bbaa51cae130b89de5205ef842a77993eba8106a75f9e23c03234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a44afa4035bbaa51cae130b89de5205ef842a77993eba8106a75f9e23c03234", kill_on_drop: false }`
[INFO] [stdout] 6a44afa4035bbaa51cae130b89de5205ef842a77993eba8106a75f9e23c03234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5d638bca0248a43a8ba5f6461642a5aa320448f5819de23bcc31eac02a254e0
[INFO] running `Command { std: "docker" "start" "-a" "f5d638bca0248a43a8ba5f6461642a5aa320448f5819de23bcc31eac02a254e0", 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 0.70s
[INFO] running `Command { std: "docker" "inspect" "f5d638bca0248a43a8ba5f6461642a5aa320448f5819de23bcc31eac02a254e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d638bca0248a43a8ba5f6461642a5aa320448f5819de23bcc31eac02a254e0", kill_on_drop: false }`
[INFO] [stdout] f5d638bca0248a43a8ba5f6461642a5aa320448f5819de23bcc31eac02a254e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 84b0c0b2d09e804ad46a7c5932aedc6d23560c0895aadfe2bb75c8af7143c89e
[INFO] running `Command { std: "docker" "start" "-a" "84b0c0b2d09e804ad46a7c5932aedc6d23560c0895aadfe2bb75c8af7143c89e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/villa01_data_structures-829e5123bf84aa1a)
[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-829e5123bf84aa1a` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "84b0c0b2d09e804ad46a7c5932aedc6d23560c0895aadfe2bb75c8af7143c89e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84b0c0b2d09e804ad46a7c5932aedc6d23560c0895aadfe2bb75c8af7143c89e", kill_on_drop: false }`
[INFO] [stdout] 84b0c0b2d09e804ad46a7c5932aedc6d23560c0895aadfe2bb75c8af7143c89e