[INFO] fetching crate buntdb 0.1.0...
[INFO] testing buntdb-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate buntdb 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate buntdb 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buntdb 0.1.0
[INFO] finished tweaking crates.io crate buntdb 0.1.0
[INFO] tweaked toml for crates.io crate buntdb 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 44276edc0dbd7ffe794f7e0061eefa3a0519397f66a249773f82fa199a06e681
[INFO] running `Command { std: "docker" "start" "-a" "44276edc0dbd7ffe794f7e0061eefa3a0519397f66a249773f82fa199a06e681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44276edc0dbd7ffe794f7e0061eefa3a0519397f66a249773f82fa199a06e681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44276edc0dbd7ffe794f7e0061eefa3a0519397f66a249773f82fa199a06e681", kill_on_drop: false }`
[INFO] [stdout] 44276edc0dbd7ffe794f7e0061eefa3a0519397f66a249773f82fa199a06e681
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b4b77e90b53eee369b8c56dc16f20b2f19bbe1f28da66d5b7b206b71d52a7131
[INFO] running `Command { std: "docker" "start" "-a" "b4b77e90b53eee369b8c56dc16f20b2f19bbe1f28da66d5b7b206b71d52a7131", kill_on_drop: false }`
[INFO] [stderr]    Compiling buntdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "b4b77e90b53eee369b8c56dc16f20b2f19bbe1f28da66d5b7b206b71d52a7131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b77e90b53eee369b8c56dc16f20b2f19bbe1f28da66d5b7b206b71d52a7131", kill_on_drop: false }`
[INFO] [stdout] b4b77e90b53eee369b8c56dc16f20b2f19bbe1f28da66d5b7b206b71d52a7131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] c915bf16e6ae5624bd723075a64d88f1c511a254e4db479bc3f3ba0fa8dfe0b9
[INFO] running `Command { std: "docker" "start" "-a" "c915bf16e6ae5624bd723075a64d88f1c511a254e4db479bc3f3ba0fa8dfe0b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling buntdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "c915bf16e6ae5624bd723075a64d88f1c511a254e4db479bc3f3ba0fa8dfe0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c915bf16e6ae5624bd723075a64d88f1c511a254e4db479bc3f3ba0fa8dfe0b9", kill_on_drop: false }`
[INFO] [stdout] c915bf16e6ae5624bd723075a64d88f1c511a254e4db479bc3f3ba0fa8dfe0b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 9909316425ba57a97dae4fe860dd853643284c220362be03462c9cb82214a26d
[INFO] running `Command { std: "docker" "start" "-a" "9909316425ba57a97dae4fe860dd853643284c220362be03462c9cb82214a26d", 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/buntdb-404014dc74d07ca3)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests buntdb
[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" "9909316425ba57a97dae4fe860dd853643284c220362be03462c9cb82214a26d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9909316425ba57a97dae4fe860dd853643284c220362be03462c9cb82214a26d", kill_on_drop: false }`
[INFO] [stdout] 9909316425ba57a97dae4fe860dd853643284c220362be03462c9cb82214a26d