[INFO] fetching crate cribbage 0.1.3...
[INFO] testing cribbage-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cribbage 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cribbage 0.1.3 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 cribbage 0.1.3
[INFO] finished tweaking crates.io crate cribbage 0.1.3
[INFO] tweaked toml for crates.io crate cribbage 0.1.3 written to /workspace/builds/worker-12/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-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" "+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] cdcf8c707f0c0de46e178e3b442b1d65b98938fb5533a307c17c027c547a1e5c
[INFO] running `Command { std: "docker" "start" "-a" "cdcf8c707f0c0de46e178e3b442b1d65b98938fb5533a307c17c027c547a1e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdcf8c707f0c0de46e178e3b442b1d65b98938fb5533a307c17c027c547a1e5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcf8c707f0c0de46e178e3b442b1d65b98938fb5533a307c17c027c547a1e5c", kill_on_drop: false }`
[INFO] [stdout] cdcf8c707f0c0de46e178e3b442b1d65b98938fb5533a307c17c027c547a1e5c
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3bd759e56e27be9c10a5584da9708bc34e8bd84c2b51b3a520eec7535d4e496
[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" "d3bd759e56e27be9c10a5584da9708bc34e8bd84c2b51b3a520eec7535d4e496", kill_on_drop: false }`
[INFO] [stderr]    Compiling cribbage-core v0.1.1
[INFO] [stderr]    Compiling cribbage v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "d3bd759e56e27be9c10a5584da9708bc34e8bd84c2b51b3a520eec7535d4e496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bd759e56e27be9c10a5584da9708bc34e8bd84c2b51b3a520eec7535d4e496", kill_on_drop: false }`
[INFO] [stdout] d3bd759e56e27be9c10a5584da9708bc34e8bd84c2b51b3a520eec7535d4e496
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb5fbce8ac12435acaf344a6bb44cb44cb04d93e02eee8716a9ae0c7917429b5
[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" "fb5fbce8ac12435acaf344a6bb44cb44cb04d93e02eee8716a9ae0c7917429b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cribbage v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "fb5fbce8ac12435acaf344a6bb44cb44cb04d93e02eee8716a9ae0c7917429b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5fbce8ac12435acaf344a6bb44cb44cb04d93e02eee8716a9ae0c7917429b5", kill_on_drop: false }`
[INFO] [stdout] fb5fbce8ac12435acaf344a6bb44cb44cb04d93e02eee8716a9ae0c7917429b5
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 960fa1fdaa4242eaec583ff4b5e210d138e6c275406aa94578f27c7496bad14b
[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" "960fa1fdaa4242eaec583ff4b5e210d138e6c275406aa94578f27c7496bad14b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cribbage-37c942d70760c2e1
[INFO] [stderr]    Doc-tests cribbage
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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" "960fa1fdaa4242eaec583ff4b5e210d138e6c275406aa94578f27c7496bad14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960fa1fdaa4242eaec583ff4b5e210d138e6c275406aa94578f27c7496bad14b", kill_on_drop: false }`
[INFO] [stdout] 960fa1fdaa4242eaec583ff4b5e210d138e6c275406aa94578f27c7496bad14b