[INFO] fetching crate protoc-rust 2.25.1...
[INFO] testing protoc-rust-2.25.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate protoc-rust 2.25.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate protoc-rust 2.25.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protoc-rust 2.25.1
[INFO] finished tweaking crates.io crate protoc-rust 2.25.1
[INFO] tweaked toml for crates.io crate protoc-rust 2.25.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] d39bd42c909a0fa0695bdd3cf359dada81aa2a1a210455bcb246971abc6f988d
[INFO] running `Command { std: "docker" "start" "-a" "d39bd42c909a0fa0695bdd3cf359dada81aa2a1a210455bcb246971abc6f988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d39bd42c909a0fa0695bdd3cf359dada81aa2a1a210455bcb246971abc6f988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d39bd42c909a0fa0695bdd3cf359dada81aa2a1a210455bcb246971abc6f988d", kill_on_drop: false }`
[INFO] [stdout] d39bd42c909a0fa0695bdd3cf359dada81aa2a1a210455bcb246971abc6f988d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4304b0f0de1431d296333330b515783ea4542275a6815d0ab3d3f211b1000790
[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" "4304b0f0de1431d296333330b515783ea4542275a6815d0ab3d3f211b1000790", kill_on_drop: false }`
[INFO] [stderr]    Compiling protoc v2.25.1
[INFO] [stderr]    Compiling protoc-rust v2.25.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "4304b0f0de1431d296333330b515783ea4542275a6815d0ab3d3f211b1000790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4304b0f0de1431d296333330b515783ea4542275a6815d0ab3d3f211b1000790", kill_on_drop: false }`
[INFO] [stdout] 4304b0f0de1431d296333330b515783ea4542275a6815d0ab3d3f211b1000790
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5be3c4fb8ce6ca1e52c76daec65da67ed340afb23b4dcec5df33106824075b72
[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" "5be3c4fb8ce6ca1e52c76daec65da67ed340afb23b4dcec5df33106824075b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling protoc-rust v2.25.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "5be3c4fb8ce6ca1e52c76daec65da67ed340afb23b4dcec5df33106824075b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be3c4fb8ce6ca1e52c76daec65da67ed340afb23b4dcec5df33106824075b72", kill_on_drop: false }`
[INFO] [stdout] 5be3c4fb8ce6ca1e52c76daec65da67ed340afb23b4dcec5df33106824075b72
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b13e10d65fbfc078485aeab79a2aa2c8d737ea69b62cd6c5fc8dab1ee5f61a6
[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" "5b13e10d65fbfc078485aeab79a2aa2c8d737ea69b62cd6c5fc8dab1ee5f61a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/protoc_rust-4148c33aed31c69d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::remove_path_prefix ... 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] running `Command { std: "docker" "inspect" "5b13e10d65fbfc078485aeab79a2aa2c8d737ea69b62cd6c5fc8dab1ee5f61a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b13e10d65fbfc078485aeab79a2aa2c8d737ea69b62cd6c5fc8dab1ee5f61a6", kill_on_drop: false }`
[INFO] [stdout] 5b13e10d65fbfc078485aeab79a2aa2c8d737ea69b62cd6c5fc8dab1ee5f61a6