[INFO] cloning repository https://github.com/xkevin190/protobuf-rust-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xkevin190/protobuf-rust-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxkevin190%2Fprotobuf-rust-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxkevin190%2Fprotobuf-rust-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 277a8af506a56efbed01e48393c7464c0a3cfb5b
[INFO] testing xkevin190/protobuf-rust-example against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxkevin190%2Fprotobuf-rust-example" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xkevin190/protobuf-rust-example 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 git repo https://github.com/xkevin190/protobuf-rust-example
[INFO] finished tweaking git repo https://github.com/xkevin190/protobuf-rust-example
[INFO] tweaked toml for git repo https://github.com/xkevin190/protobuf-rust-example written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/xkevin190/protobuf-rust-example already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] fc891cf57084f698356f5b8eac91823681e7200a431ffac56e646d1bcedb6258
[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" "fc891cf57084f698356f5b8eac91823681e7200a431ffac56e646d1bcedb6258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc891cf57084f698356f5b8eac91823681e7200a431ffac56e646d1bcedb6258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc891cf57084f698356f5b8eac91823681e7200a431ffac56e646d1bcedb6258", kill_on_drop: false }`
[INFO] [stdout] fc891cf57084f698356f5b8eac91823681e7200a431ffac56e646d1bcedb6258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] cfde47b79ae89be37cdcfbfd514e5d85ad7c9fe72f4f2759fcb0462faba2062d
[INFO] running `Command { std: "docker" "start" "-a" "cfde47b79ae89be37cdcfbfd514e5d85ad7c9fe72f4f2759fcb0462faba2062d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling multimap v0.4.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling protobuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "cfde47b79ae89be37cdcfbfd514e5d85ad7c9fe72f4f2759fcb0462faba2062d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfde47b79ae89be37cdcfbfd514e5d85ad7c9fe72f4f2759fcb0462faba2062d", kill_on_drop: false }`
[INFO] [stdout] cfde47b79ae89be37cdcfbfd514e5d85ad7c9fe72f4f2759fcb0462faba2062d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 653bd1c98ce2fd42e8259f04726ffa18a78ed6c67f1b1d4a97ff24b27c761582
[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" "653bd1c98ce2fd42e8259f04726ffa18a78ed6c67f1b1d4a97ff24b27c761582", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "653bd1c98ce2fd42e8259f04726ffa18a78ed6c67f1b1d4a97ff24b27c761582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "653bd1c98ce2fd42e8259f04726ffa18a78ed6c67f1b1d4a97ff24b27c761582", kill_on_drop: false }`
[INFO] [stdout] 653bd1c98ce2fd42e8259f04726ffa18a78ed6c67f1b1d4a97ff24b27c761582
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b1e7faebf137ccd9969f5fe5830e1eec17b6451dc25deb3d47df71db41760693
[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" "b1e7faebf137ccd9969f5fe5830e1eec17b6451dc25deb3d47df71db41760693", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/protobuf-f77c8742d5878e9f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/protobuf-269ceff2cf77398a
[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] [stderr]    Doc-tests protobuf
[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" "b1e7faebf137ccd9969f5fe5830e1eec17b6451dc25deb3d47df71db41760693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e7faebf137ccd9969f5fe5830e1eec17b6451dc25deb3d47df71db41760693", kill_on_drop: false }`
[INFO] [stdout] b1e7faebf137ccd9969f5fe5830e1eec17b6451dc25deb3d47df71db41760693