[INFO] fetching crate souffle 0.0.1...
[INFO] testing souffle-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate souffle 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate souffle 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate souffle 0.0.1
[INFO] finished tweaking crates.io crate souffle 0.0.1
[INFO] tweaked toml for crates.io crate souffle 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "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] 51765c94b753cd09b40a4713dd0b8b234dd50b0dc80e8768cc69bdd631e7a14b
[INFO] running `Command { std: "docker" "start" "-a" "51765c94b753cd09b40a4713dd0b8b234dd50b0dc80e8768cc69bdd631e7a14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51765c94b753cd09b40a4713dd0b8b234dd50b0dc80e8768cc69bdd631e7a14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51765c94b753cd09b40a4713dd0b8b234dd50b0dc80e8768cc69bdd631e7a14b", kill_on_drop: false }`
[INFO] [stdout] 51765c94b753cd09b40a4713dd0b8b234dd50b0dc80e8768cc69bdd631e7a14b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47c71f8b84265681f85e7637006ecb93ec3d33ea3137f9263096d8ee47c56af9
[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" "47c71f8b84265681f85e7637006ecb93ec3d33ea3137f9263096d8ee47c56af9", kill_on_drop: false }`
[INFO] [stderr]    Compiling souffle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "47c71f8b84265681f85e7637006ecb93ec3d33ea3137f9263096d8ee47c56af9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c71f8b84265681f85e7637006ecb93ec3d33ea3137f9263096d8ee47c56af9", kill_on_drop: false }`
[INFO] [stdout] 47c71f8b84265681f85e7637006ecb93ec3d33ea3137f9263096d8ee47c56af9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e2480a56d7ce12c8555be4c0a3a51c44cb9ea59a36ec2ddbd9ae85f1f203f6
[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" "08e2480a56d7ce12c8555be4c0a3a51c44cb9ea59a36ec2ddbd9ae85f1f203f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling souffle v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "08e2480a56d7ce12c8555be4c0a3a51c44cb9ea59a36ec2ddbd9ae85f1f203f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e2480a56d7ce12c8555be4c0a3a51c44cb9ea59a36ec2ddbd9ae85f1f203f6", kill_on_drop: false }`
[INFO] [stdout] 08e2480a56d7ce12c8555be4c0a3a51c44cb9ea59a36ec2ddbd9ae85f1f203f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37a70f897f2de718fb026fcc86110c45f9cb6c9c9c6f4f2d29896069d696ee8e
[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" "37a70f897f2de718fb026fcc86110c45f9cb6c9c9c6f4f2d29896069d696ee8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/souffle-5ed2713f2778ac9f
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests souffle
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37a70f897f2de718fb026fcc86110c45f9cb6c9c9c6f4f2d29896069d696ee8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a70f897f2de718fb026fcc86110c45f9cb6c9c9c6f4f2d29896069d696ee8e", kill_on_drop: false }`
[INFO] [stdout] 37a70f897f2de718fb026fcc86110c45f9cb6c9c9c6f4f2d29896069d696ee8e