[INFO] fetching crate open-keeb 0.0.0...
[INFO] testing open-keeb-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate open-keeb 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate open-keeb 0.0.0 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 open-keeb 0.0.0
[INFO] finished tweaking crates.io crate open-keeb 0.0.0
[INFO] tweaked toml for crates.io crate open-keeb 0.0.0 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] [stdout] 6dc51cd4c47d0f6ae5a6a11f0bfc5829fcc222859e5f6fbb5a7cdae8a1bfce21
[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" "6dc51cd4c47d0f6ae5a6a11f0bfc5829fcc222859e5f6fbb5a7cdae8a1bfce21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6dc51cd4c47d0f6ae5a6a11f0bfc5829fcc222859e5f6fbb5a7cdae8a1bfce21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc51cd4c47d0f6ae5a6a11f0bfc5829fcc222859e5f6fbb5a7cdae8a1bfce21", kill_on_drop: false }`
[INFO] [stdout] 6dc51cd4c47d0f6ae5a6a11f0bfc5829fcc222859e5f6fbb5a7cdae8a1bfce21
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52d25fadff5c1b44a837fbfe052cbb8ee32cd3a8fb9278dcbccb1c3d9d740118
[INFO] running `Command { std: "docker" "start" "-a" "52d25fadff5c1b44a837fbfe052cbb8ee32cd3a8fb9278dcbccb1c3d9d740118", kill_on_drop: false }`
[INFO] [stderr]    Compiling open-keeb v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "52d25fadff5c1b44a837fbfe052cbb8ee32cd3a8fb9278dcbccb1c3d9d740118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d25fadff5c1b44a837fbfe052cbb8ee32cd3a8fb9278dcbccb1c3d9d740118", kill_on_drop: false }`
[INFO] [stdout] 52d25fadff5c1b44a837fbfe052cbb8ee32cd3a8fb9278dcbccb1c3d9d740118
[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] c29d74cf4208033d989ea2c8d6593471f6f9b5b7503f57bf1b9860e02463b770
[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" "c29d74cf4208033d989ea2c8d6593471f6f9b5b7503f57bf1b9860e02463b770", kill_on_drop: false }`
[INFO] [stderr]    Compiling open-keeb v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "c29d74cf4208033d989ea2c8d6593471f6f9b5b7503f57bf1b9860e02463b770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29d74cf4208033d989ea2c8d6593471f6f9b5b7503f57bf1b9860e02463b770", kill_on_drop: false }`
[INFO] [stdout] c29d74cf4208033d989ea2c8d6593471f6f9b5b7503f57bf1b9860e02463b770
[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] 26cc389a19352d380319153be239d49962e1e2015fa8ad2e4e3b53485de7a0a6
[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" "26cc389a19352d380319153be239d49962e1e2015fa8ad2e4e3b53485de7a0a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/open_keeb-a2ecdada671aadba
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests open-keeb
[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] [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" "26cc389a19352d380319153be239d49962e1e2015fa8ad2e4e3b53485de7a0a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26cc389a19352d380319153be239d49962e1e2015fa8ad2e4e3b53485de7a0a6", kill_on_drop: false }`
[INFO] [stdout] 26cc389a19352d380319153be239d49962e1e2015fa8ad2e4e3b53485de7a0a6