[INFO] cloning repository https://github.com/Hoverbear/tikv_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hoverbear/tikv_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear%2Ftikv_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear%2Ftikv_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8f63192a864b61fdb80495e18f8fd927e9e84c1
[INFO] testing Hoverbear/tikv_client against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoverbear%2Ftikv_client" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hoverbear/tikv_client 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] removed /workspace/builds/worker-2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/Hoverbear/tikv_client
[INFO] finished tweaking git repo https://github.com/Hoverbear/tikv_client
[INFO] tweaked toml for git repo https://github.com/Hoverbear/tikv_client written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Hoverbear/tikv_client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94256753e1e51df348d27347e324d1a58c136ee26bcf63cb7844ad29c88ff20d
[INFO] running `Command { std: "docker" "start" "-a" "94256753e1e51df348d27347e324d1a58c136ee26bcf63cb7844ad29c88ff20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94256753e1e51df348d27347e324d1a58c136ee26bcf63cb7844ad29c88ff20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94256753e1e51df348d27347e324d1a58c136ee26bcf63cb7844ad29c88ff20d", kill_on_drop: false }`
[INFO] [stdout] 94256753e1e51df348d27347e324d1a58c136ee26bcf63cb7844ad29c88ff20d
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 091e50a03d68c1638c7eeb1240d4fc850c32c9aa6787e322fafafd19a67c044f
[INFO] running `Command { std: "docker" "start" "-a" "091e50a03d68c1638c7eeb1240d4fc850c32c9aa6787e322fafafd19a67c044f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tikv-client v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "091e50a03d68c1638c7eeb1240d4fc850c32c9aa6787e322fafafd19a67c044f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "091e50a03d68c1638c7eeb1240d4fc850c32c9aa6787e322fafafd19a67c044f", kill_on_drop: false }`
[INFO] [stdout] 091e50a03d68c1638c7eeb1240d4fc850c32c9aa6787e322fafafd19a67c044f
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9e298a466f7811d6655325edb7fcd8aa38f2e768cf8d106c86c2a1b0bc045f3
[INFO] running `Command { std: "docker" "start" "-a" "a9e298a466f7811d6655325edb7fcd8aa38f2e768cf8d106c86c2a1b0bc045f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling tikv-client v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "a9e298a466f7811d6655325edb7fcd8aa38f2e768cf8d106c86c2a1b0bc045f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9e298a466f7811d6655325edb7fcd8aa38f2e768cf8d106c86c2a1b0bc045f3", kill_on_drop: false }`
[INFO] [stdout] a9e298a466f7811d6655325edb7fcd8aa38f2e768cf8d106c86c2a1b0bc045f3
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85fc4f2832dd25e3d780f15749be1ac42df85cad2d3953f4fb9b31651d2751c6
[INFO] running `Command { std: "docker" "start" "-a" "85fc4f2832dd25e3d780f15749be1ac42df85cad2d3953f4fb9b31651d2751c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 46.68s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tikv_client-23d01cb5b40ab863)
[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" "85fc4f2832dd25e3d780f15749be1ac42df85cad2d3953f4fb9b31651d2751c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85fc4f2832dd25e3d780f15749be1ac42df85cad2d3953f4fb9b31651d2751c6", kill_on_drop: false }`
[INFO] [stdout] 85fc4f2832dd25e3d780f15749be1ac42df85cad2d3953f4fb9b31651d2751c6