[INFO] fetching crate kvdb-shared-tests 0.8.0...
[INFO] testing kvdb-shared-tests-0.8.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate kvdb-shared-tests 0.8.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate kvdb-shared-tests 0.8.0 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 kvdb-shared-tests 0.8.0
[INFO] finished tweaking crates.io crate kvdb-shared-tests 0.8.0
[INFO] tweaked toml for crates.io crate kvdb-shared-tests 0.8.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e468df8b33951d4a99358ee4cc7f7c493f32f08005d8e362685084973b335847
[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" "e468df8b33951d4a99358ee4cc7f7c493f32f08005d8e362685084973b335847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e468df8b33951d4a99358ee4cc7f7c493f32f08005d8e362685084973b335847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e468df8b33951d4a99358ee4cc7f7c493f32f08005d8e362685084973b335847", kill_on_drop: false }`
[INFO] [stdout] e468df8b33951d4a99358ee4cc7f7c493f32f08005d8e362685084973b335847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] a1918cf5875e9ef71993b65ce9718986686393c993d7dac1919068986ef835c9
[INFO] running `Command { std: "docker" "start" "-a" "a1918cf5875e9ef71993b65ce9718986686393c993d7dac1919068986ef835c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-util-mem v0.10.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling kvdb v0.10.0
[INFO] [stderr]    Compiling kvdb-shared-tests v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.67s
[INFO] running `Command { std: "docker" "inspect" "a1918cf5875e9ef71993b65ce9718986686393c993d7dac1919068986ef835c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1918cf5875e9ef71993b65ce9718986686393c993d7dac1919068986ef835c9", kill_on_drop: false }`
[INFO] [stdout] a1918cf5875e9ef71993b65ce9718986686393c993d7dac1919068986ef835c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 45a11e1e3a736c2030c2e99174959bbbfccca087c228b5a9bd9ca9c50ea41eff
[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" "45a11e1e3a736c2030c2e99174959bbbfccca087c228b5a9bd9ca9c50ea41eff", kill_on_drop: false }`
[INFO] [stderr]    Compiling kvdb-shared-tests v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "45a11e1e3a736c2030c2e99174959bbbfccca087c228b5a9bd9ca9c50ea41eff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a11e1e3a736c2030c2e99174959bbbfccca087c228b5a9bd9ca9c50ea41eff", kill_on_drop: false }`
[INFO] [stdout] 45a11e1e3a736c2030c2e99174959bbbfccca087c228b5a9bd9ca9c50ea41eff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3a1ff3bf253df1e2d2e90e99e37dd1d769d7e6d2766c523eb336569eaa795fee
[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" "3a1ff3bf253df1e2d2e90e99e37dd1d769d7e6d2766c523eb336569eaa795fee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kvdb_shared_tests-501c49c96f9eb549)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kvdb-shared-tests
[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] [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" "3a1ff3bf253df1e2d2e90e99e37dd1d769d7e6d2766c523eb336569eaa795fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1ff3bf253df1e2d2e90e99e37dd1d769d7e6d2766c523eb336569eaa795fee", kill_on_drop: false }`
[INFO] [stdout] 3a1ff3bf253df1e2d2e90e99e37dd1d769d7e6d2766c523eb336569eaa795fee