[INFO] fetching crate extendr-api 0.2.0...
[INFO] testing extendr-api-0.2.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate extendr-api 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate extendr-api 0.2.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extendr-api 0.2.0
[INFO] finished tweaking crates.io crate extendr-api 0.2.0
[INFO] tweaked toml for crates.io crate extendr-api 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 511d880106cec2576de4cd9482f90dcc73eee14d7b7c762fe34fdaaae1efdb53
[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" "511d880106cec2576de4cd9482f90dcc73eee14d7b7c762fe34fdaaae1efdb53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "511d880106cec2576de4cd9482f90dcc73eee14d7b7c762fe34fdaaae1efdb53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511d880106cec2576de4cd9482f90dcc73eee14d7b7c762fe34fdaaae1efdb53", kill_on_drop: false }`
[INFO] [stdout] 511d880106cec2576de4cd9482f90dcc73eee14d7b7c762fe34fdaaae1efdb53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d4f77dce3483f8362b0b593ba89d97c7ef3c086f380bf391d98f1d61eaadbe5
[INFO] running `Command { std: "docker" "start" "-a" "0d4f77dce3483f8362b0b593ba89d97c7ef3c086f380bf391d98f1d61eaadbe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libR-sys v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling extendr-engine v0.2.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling extendr-macros v0.2.0
[INFO] [stderr]    Compiling extendr-api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.47s
[INFO] running `Command { std: "docker" "inspect" "0d4f77dce3483f8362b0b593ba89d97c7ef3c086f380bf391d98f1d61eaadbe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4f77dce3483f8362b0b593ba89d97c7ef3c086f380bf391d98f1d61eaadbe5", kill_on_drop: false }`
[INFO] [stdout] 0d4f77dce3483f8362b0b593ba89d97c7ef3c086f380bf391d98f1d61eaadbe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ead7f8e0ef0a315448519c20e3da229d35d842897d89b1915b7348df584a5b3
[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" "5ead7f8e0ef0a315448519c20e3da229d35d842897d89b1915b7348df584a5b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendr-api v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "5ead7f8e0ef0a315448519c20e3da229d35d842897d89b1915b7348df584a5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ead7f8e0ef0a315448519c20e3da229d35d842897d89b1915b7348df584a5b3", kill_on_drop: false }`
[INFO] [stdout] 5ead7f8e0ef0a315448519c20e3da229d35d842897d89b1915b7348df584a5b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55c2f53fa92b60f87ebd96f0d7e8efd7e1ee82189f22dd8ad86ff36b3cf3d20b
[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" "55c2f53fa92b60f87ebd96f0d7e8efd7e1ee82189f22dd8ad86ff36b3cf3d20b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extendr_api-d3be45ddbfcf6478)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::test_na_str ... ok
[INFO] [stdout] test tests::r_output_test ... ok
[INFO] [stdout] test tests::class_wrapper_test ... ok
[INFO] [stdout] test robj::tests::test_to_robj ... ok
[INFO] [stdout] test ownership::test::basic_test ... ok
[INFO] [stdout] test ownership::test::collection_test ... ok
[INFO] [stdout] test robj::tests::test_from_robj ... ok
[INFO] [stdout] test robj::tests::parse_test ... ok
[INFO] [stdout] test tests::metadata_test ... ok
[INFO] [stdout] test robj::tests::input_iterator_test ... ok
[INFO] [stdout] test tests::slice_test ... ok
[INFO] [stdout] test tests::export_test ... ok
[INFO] [stdout] test matrix::matrix_ops ... ok
[INFO] [stdout] test robj::tests::test_debug ... ok
[INFO] [stdout] test robj::tests::output_iterator_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extendr-api
[INFO] [stdout] 
[INFO] [stdout] running 135 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name extendr_api --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps -L /usr/lib/R/lib --extern extendr_api=/opt/rustwide/target/debug/deps/libextendr_api-8359ccdfa045517f.rlib --extern extendr_engine=/opt/rustwide/target/debug/deps/libextendr_engine-aeb54d16a28b1a27.rlib --extern extendr_macros=/opt/rustwide/target/debug/deps/libextendr_macros-d93380f6821eb77a.so --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f67718dd40129317.rlib --extern libR_sys=/opt/rustwide/target/debug/deps/liblibR_sys-d59fc18709705caa.rlib -C embed-bitcode=no --cfg 'feature="default"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "55c2f53fa92b60f87ebd96f0d7e8efd7e1ee82189f22dd8ad86ff36b3cf3d20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55c2f53fa92b60f87ebd96f0d7e8efd7e1ee82189f22dd8ad86ff36b3cf3d20b", kill_on_drop: false }`
[INFO] [stdout] 55c2f53fa92b60f87ebd96f0d7e8efd7e1ee82189f22dd8ad86ff36b3cf3d20b