[INFO] fetching crate pyo3-prost 0.2.0...
[INFO] testing pyo3-prost-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate pyo3-prost 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pyo3-prost 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pyo3-prost 0.2.0
[INFO] finished tweaking crates.io crate pyo3-prost 0.2.0
[INFO] tweaked toml for crates.io crate pyo3-prost 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da7334a30c0309937c6916e359b9d10d6a212b68c5334d7642ab4fea603ed8ce
[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" "da7334a30c0309937c6916e359b9d10d6a212b68c5334d7642ab4fea603ed8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da7334a30c0309937c6916e359b9d10d6a212b68c5334d7642ab4fea603ed8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7334a30c0309937c6916e359b9d10d6a212b68c5334d7642ab4fea603ed8ce", kill_on_drop: false }`
[INFO] [stdout] da7334a30c0309937c6916e359b9d10d6a212b68c5334d7642ab4fea603ed8ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 6abb3914763a3e1916ad09deea338a19e4646f5cf3a7c0fb1ec99ad15328c9e9
[INFO] running `Command { std: "docker" "start" "-a" "6abb3914763a3e1916ad09deea338a19e4646f5cf3a7c0fb1ec99ad15328c9e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-prost v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "6abb3914763a3e1916ad09deea338a19e4646f5cf3a7c0fb1ec99ad15328c9e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6abb3914763a3e1916ad09deea338a19e4646f5cf3a7c0fb1ec99ad15328c9e9", kill_on_drop: false }`
[INFO] [stdout] 6abb3914763a3e1916ad09deea338a19e4646f5cf3a7c0fb1ec99ad15328c9e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f94d2c84f460bc9b40ab84be6effe7e6c2d9a75a272b4fc8a73592759e5ef1cc
[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" "f94d2c84f460bc9b40ab84be6effe7e6c2d9a75a272b4fc8a73592759e5ef1cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyo3-prost v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "f94d2c84f460bc9b40ab84be6effe7e6c2d9a75a272b4fc8a73592759e5ef1cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f94d2c84f460bc9b40ab84be6effe7e6c2d9a75a272b4fc8a73592759e5ef1cc", kill_on_drop: false }`
[INFO] [stdout] f94d2c84f460bc9b40ab84be6effe7e6c2d9a75a272b4fc8a73592759e5ef1cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 424307d9bc0914e2d77e6014708dd9bd996d98d9bb569bc7f242b53878f9a16e
[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" "424307d9bc0914e2d77e6014708dd9bd996d98d9bb569bc7f242b53878f9a16e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pyo3_prost-bbcf653e723c45a5)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests pyo3-prost
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "424307d9bc0914e2d77e6014708dd9bd996d98d9bb569bc7f242b53878f9a16e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424307d9bc0914e2d77e6014708dd9bd996d98d9bb569bc7f242b53878f9a16e", kill_on_drop: false }`
[INFO] [stdout] 424307d9bc0914e2d77e6014708dd9bd996d98d9bb569bc7f242b53878f9a16e