[INFO] fetching crate extendr-api 0.1.10...
[INFO] testing extendr-api-0.1.10 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate extendr-api 0.1.10 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate extendr-api 0.1.10 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extendr-api 0.1.10
[INFO] finished tweaking crates.io crate extendr-api 0.1.10
[INFO] tweaked toml for crates.io crate extendr-api 0.1.10 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded extendr-macros v0.1.10
[INFO] [stderr]   Downloaded libR-sys v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 170edee38dd79f9bf6e6c00c08f507271c443c8accb49bff22235a9dc1bfa785
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "170edee38dd79f9bf6e6c00c08f507271c443c8accb49bff22235a9dc1bfa785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "170edee38dd79f9bf6e6c00c08f507271c443c8accb49bff22235a9dc1bfa785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "170edee38dd79f9bf6e6c00c08f507271c443c8accb49bff22235a9dc1bfa785", kill_on_drop: false }`
[INFO] [stdout] 170edee38dd79f9bf6e6c00c08f507271c443c8accb49bff22235a9dc1bfa785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cc48829eb9109839c8bf4054ebe4fd59acdf493caf07e2ed3bc94fb2c667fea
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3cc48829eb9109839c8bf4054ebe4fd59acdf493caf07e2ed3bc94fb2c667fea", kill_on_drop: false }`
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling extendr-api v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling extendr-macros v0.1.10
[INFO] [stderr]    Compiling libR-sys v0.1.10
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.96s
[INFO] running `Command { std: "docker" "inspect" "3cc48829eb9109839c8bf4054ebe4fd59acdf493caf07e2ed3bc94fb2c667fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cc48829eb9109839c8bf4054ebe4fd59acdf493caf07e2ed3bc94fb2c667fea", kill_on_drop: false }`
[INFO] [stdout] 3cc48829eb9109839c8bf4054ebe4fd59acdf493caf07e2ed3bc94fb2c667fea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d7bf7f34df917517202c4ed324e3a57ceb384ce24691af98a669c381b4d8f30
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d7bf7f34df917517202c4ed324e3a57ceb384ce24691af98a669c381b4d8f30", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendr-api v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "2d7bf7f34df917517202c4ed324e3a57ceb384ce24691af98a669c381b4d8f30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7bf7f34df917517202c4ed324e3a57ceb384ce24691af98a669c381b4d8f30", kill_on_drop: false }`
[INFO] [stdout] 2d7bf7f34df917517202c4ed324e3a57ceb384ce24691af98a669c381b4d8f30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 620713be50fc3b9caa3b4f1830da08d35452dc57664307aa26d9108d1809fb2f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "620713be50fc3b9caa3b4f1830da08d35452dc57664307aa26d9108d1809fb2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/extendr_api-06e1aadf865e2c00
[INFO] [stdout] 
[INFO] [stdout] running 7 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/extendr_api-06e1aadf865e2c00` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "620713be50fc3b9caa3b4f1830da08d35452dc57664307aa26d9108d1809fb2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620713be50fc3b9caa3b4f1830da08d35452dc57664307aa26d9108d1809fb2f", kill_on_drop: false }`
[INFO] [stdout] 620713be50fc3b9caa3b4f1830da08d35452dc57664307aa26d9108d1809fb2f