[INFO] fetching crate polonius-engine 0.13.0... [INFO] testing polonius-engine-0.13.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate polonius-engine 0.13.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate polonius-engine 0.13.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate polonius-engine 0.13.0 [INFO] finished tweaking crates.io crate polonius-engine 0.13.0 [INFO] tweaked toml for crates.io crate polonius-engine 0.13.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 98a71f43cf2ac93cf87ea0f8e85686fc396de0549636ea1559ff4ca9fdce1de0 [INFO] running `Command { std: "docker" "start" "-a" "98a71f43cf2ac93cf87ea0f8e85686fc396de0549636ea1559ff4ca9fdce1de0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "98a71f43cf2ac93cf87ea0f8e85686fc396de0549636ea1559ff4ca9fdce1de0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "98a71f43cf2ac93cf87ea0f8e85686fc396de0549636ea1559ff4ca9fdce1de0", kill_on_drop: false }` [INFO] [stdout] 98a71f43cf2ac93cf87ea0f8e85686fc396de0549636ea1559ff4ca9fdce1de0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3c26be6c4fb108a8d604b17db3377b2134c758be1f65630ccd8814e77a0f3aa [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" "b3c26be6c4fb108a8d604b17db3377b2134c758be1f65630ccd8814e77a0f3aa", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling datafrog v2.0.1 [INFO] [stderr] Compiling polonius-engine v0.13.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "b3c26be6c4fb108a8d604b17db3377b2134c758be1f65630ccd8814e77a0f3aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3c26be6c4fb108a8d604b17db3377b2134c758be1f65630ccd8814e77a0f3aa", kill_on_drop: false }` [INFO] [stdout] b3c26be6c4fb108a8d604b17db3377b2134c758be1f65630ccd8814e77a0f3aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--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] 142302abd0fdaa3a6279c452c04afb53ccf54e2089ad89cfcf27fc4912dd7171 [INFO] running `Command { std: "docker" "start" "-a" "142302abd0fdaa3a6279c452c04afb53ccf54e2089ad89cfcf27fc4912dd7171", kill_on_drop: false }` [INFO] [stderr] Compiling polonius-engine v0.13.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.78s [INFO] running `Command { std: "docker" "inspect" "142302abd0fdaa3a6279c452c04afb53ccf54e2089ad89cfcf27fc4912dd7171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "142302abd0fdaa3a6279c452c04afb53ccf54e2089ad89cfcf27fc4912dd7171", kill_on_drop: false }` [INFO] [stdout] 142302abd0fdaa3a6279c452c04afb53ccf54e2089ad89cfcf27fc4912dd7171 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] d0483501937e994469154e38b9d2b9205d3f1577c681c86e0274ca3fc5dc9fb4 [INFO] running `Command { std: "docker" "start" "-a" "d0483501937e994469154e38b9d2b9205d3f1577c681c86e0274ca3fc5dc9fb4", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/polonius_engine-3fd81b5aad6d6c1d) [INFO] [stdout] running 1 test [INFO] [stdout] test output::tests::test_compare_errors ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests polonius-engine [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d0483501937e994469154e38b9d2b9205d3f1577c681c86e0274ca3fc5dc9fb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0483501937e994469154e38b9d2b9205d3f1577c681c86e0274ca3fc5dc9fb4", kill_on_drop: false }` [INFO] [stdout] d0483501937e994469154e38b9d2b9205d3f1577c681c86e0274ca3fc5dc9fb4