[INFO] fetching crate obkv 0.1.1...
[INFO] testing obkv-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate obkv 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate obkv 0.1.1 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 crates.io crate obkv 0.1.1
[INFO] finished tweaking crates.io crate obkv 0.1.1
[INFO] tweaked toml for crates.io crate obkv 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ca804048060c46c3c1640e1b98ecf040eb1008df63794b5b752a4b0b310c432
[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" "7ca804048060c46c3c1640e1b98ecf040eb1008df63794b5b752a4b0b310c432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca804048060c46c3c1640e1b98ecf040eb1008df63794b5b752a4b0b310c432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca804048060c46c3c1640e1b98ecf040eb1008df63794b5b752a4b0b310c432", kill_on_drop: false }`
[INFO] [stdout] 7ca804048060c46c3c1640e1b98ecf040eb1008df63794b5b752a4b0b310c432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e233801f76593be1d8247f8da02a0375b4acdce0503ffa765eaa52fc8962f4ac
[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" "e233801f76593be1d8247f8da02a0375b4acdce0503ffa765eaa52fc8962f4ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling obkv v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "e233801f76593be1d8247f8da02a0375b4acdce0503ffa765eaa52fc8962f4ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e233801f76593be1d8247f8da02a0375b4acdce0503ffa765eaa52fc8962f4ac", kill_on_drop: false }`
[INFO] [stdout] e233801f76593be1d8247f8da02a0375b4acdce0503ffa765eaa52fc8962f4ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fd57ee1a6b917fd79ec842e7fb0210cac101d157d8018d2fde69ed34c0f1a19
[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" "5fd57ee1a6b917fd79ec842e7fb0210cac101d157d8018d2fde69ed34c0f1a19", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling obkv v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "5fd57ee1a6b917fd79ec842e7fb0210cac101d157d8018d2fde69ed34c0f1a19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd57ee1a6b917fd79ec842e7fb0210cac101d157d8018d2fde69ed34c0f1a19", kill_on_drop: false }`
[INFO] [stdout] 5fd57ee1a6b917fd79ec842e7fb0210cac101d157d8018d2fde69ed34c0f1a19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 907a904e048065d4205c0b360c4710b1820f5c67fb1a18d2cffceee9dde3fbef
[INFO] running `Command { std: "docker" "start" "-a" "907a904e048065d4205c0b360c4710b1820f5c67fb1a18d2cffceee9dde3fbef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/obkv-25de0925602f230c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests obkv
[INFO] [stdout] test varint::tests::qc_codec_u32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - KvReader::new (line 157) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<Vec<u8>>::memory (line 48) ... ok
[INFO] [stdout] test src/lib.rs - KvReader::get (line 170) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<W>::insert (line 88) ... ok
[INFO] [stdout] test src/lib.rs - KvReader::iter (line 194) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<W>::new (line 68) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "907a904e048065d4205c0b360c4710b1820f5c67fb1a18d2cffceee9dde3fbef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907a904e048065d4205c0b360c4710b1820f5c67fb1a18d2cffceee9dde3fbef", kill_on_drop: false }`
[INFO] [stdout] 907a904e048065d4205c0b360c4710b1820f5c67fb1a18d2cffceee9dde3fbef