[INFO] fetching crate podo-core-driver 0.4.4...
[INFO] testing podo-core-driver-0.4.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate podo-core-driver 0.4.4 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate podo-core-driver 0.4.4 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 podo-core-driver 0.4.4
[INFO] finished tweaking crates.io crate podo-core-driver 0.4.4
[INFO] tweaked toml for crates.io crate podo-core-driver 0.4.4 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 1747b73aa4602bf7626db7ad25bad78770360d0bc93cc4b3d44d5badbd913d9b
[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" "1747b73aa4602bf7626db7ad25bad78770360d0bc93cc4b3d44d5badbd913d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1747b73aa4602bf7626db7ad25bad78770360d0bc93cc4b3d44d5badbd913d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1747b73aa4602bf7626db7ad25bad78770360d0bc93cc4b3d44d5badbd913d9b", kill_on_drop: false }`
[INFO] [stdout] 1747b73aa4602bf7626db7ad25bad78770360d0bc93cc4b3d44d5badbd913d9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] bd5ad49312e295b545c4aaf654b4853bd988e4ce09289e25a7e47394da83c981
[INFO] running `Command { std: "docker" "start" "-a" "bd5ad49312e295b545c4aaf654b4853bd988e4ce09289e25a7e47394da83c981", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling podo-core-driver v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `Command { std: "docker" "inspect" "bd5ad49312e295b545c4aaf654b4853bd988e4ce09289e25a7e47394da83c981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5ad49312e295b545c4aaf654b4853bd988e4ce09289e25a7e47394da83c981", kill_on_drop: false }`
[INFO] [stdout] bd5ad49312e295b545c4aaf654b4853bd988e4ce09289e25a7e47394da83c981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 93a7c308c26af329058a8becbd201ba976e8b533056b657112b9494cbcbd3368
[INFO] running `Command { std: "docker" "start" "-a" "93a7c308c26af329058a8becbd201ba976e8b533056b657112b9494cbcbd3368", kill_on_drop: false }`
[INFO] [stderr]    Compiling podo-core-driver v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "93a7c308c26af329058a8becbd201ba976e8b533056b657112b9494cbcbd3368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a7c308c26af329058a8becbd201ba976e8b533056b657112b9494cbcbd3368", kill_on_drop: false }`
[INFO] [stdout] 93a7c308c26af329058a8becbd201ba976e8b533056b657112b9494cbcbd3368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01fe857016776c1ad57c8fdb6fba4e95ff0147c13cf1d2c3b00e8691e2ab2ac2
[INFO] running `Command { std: "docker" "start" "-a" "01fe857016776c1ad57c8fdb6fba4e95ff0147c13cf1d2c3b00e8691e2ab2ac2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/podo_core_driver-dcbab1f19851c6e7
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests podo-core-driver
[INFO] [stdout] test driver::test_down ... 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" "01fe857016776c1ad57c8fdb6fba4e95ff0147c13cf1d2c3b00e8691e2ab2ac2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fe857016776c1ad57c8fdb6fba4e95ff0147c13cf1d2c3b00e8691e2ab2ac2", kill_on_drop: false }`
[INFO] [stdout] 01fe857016776c1ad57c8fdb6fba4e95ff0147c13cf1d2c3b00e8691e2ab2ac2