[INFO] fetching crate obkv 0.2.0...
[INFO] testing obkv-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate obkv 0.2.0 into /workspace/builds/worker-76/source
[INFO] validating manifest of crates.io crate obkv 0.2.0 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 obkv 0.2.0
[INFO] finished tweaking crates.io crate obkv 0.2.0
[INFO] tweaked toml for crates.io crate obkv 0.2.0 written to /workspace/builds/worker-76/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] [stderr]     Blocking waiting for file lock on package cache
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 16da7d5cd706787e0bcd7254913a1060a2011977a322f40cec87d9cac1c3ffe3
[INFO] running `Command { std: "docker" "start" "-a" "16da7d5cd706787e0bcd7254913a1060a2011977a322f40cec87d9cac1c3ffe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16da7d5cd706787e0bcd7254913a1060a2011977a322f40cec87d9cac1c3ffe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16da7d5cd706787e0bcd7254913a1060a2011977a322f40cec87d9cac1c3ffe3", kill_on_drop: false }`
[INFO] [stdout] 16da7d5cd706787e0bcd7254913a1060a2011977a322f40cec87d9cac1c3ffe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 29f001cb90e17f8363cf3c3788127f58301bb3d2b5ad9f9495a2c45c427874ea
[INFO] running `Command { std: "docker" "start" "-a" "29f001cb90e17f8363cf3c3788127f58301bb3d2b5ad9f9495a2c45c427874ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling obkv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "29f001cb90e17f8363cf3c3788127f58301bb3d2b5ad9f9495a2c45c427874ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f001cb90e17f8363cf3c3788127f58301bb3d2b5ad9f9495a2c45c427874ea", kill_on_drop: false }`
[INFO] [stdout] 29f001cb90e17f8363cf3c3788127f58301bb3d2b5ad9f9495a2c45c427874ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 4dbca1ae6011e4f39a3cd13c6f38f73c33f19f3054cddfa731b784567dc220b5
[INFO] running `Command { std: "docker" "start" "-a" "4dbca1ae6011e4f39a3cd13c6f38f73c33f19f3054cddfa731b784567dc220b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling obkv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "4dbca1ae6011e4f39a3cd13c6f38f73c33f19f3054cddfa731b784567dc220b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbca1ae6011e4f39a3cd13c6f38f73c33f19f3054cddfa731b784567dc220b5", kill_on_drop: false }`
[INFO] [stdout] 4dbca1ae6011e4f39a3cd13c6f38f73c33f19f3054cddfa731b784567dc220b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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] 848d9fa19869b8696fc85cf8e7b6e10645ec62aede601f85f07ca9e139a7fc8d
[INFO] running `Command { std: "docker" "start" "-a" "848d9fa19869b8696fc85cf8e7b6e10645ec62aede601f85f07ca9e139a7fc8d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/obkv-5cff228985d12cb9)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - KvReader::new (line 188) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<W, K>::insert (line 115) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<Vec<u8>, K>::memory (line 69) ... ok
[INFO] [stdout] test src/lib.rs - KvReader::iter (line 231) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - KvWriter<W, K>::new (line 92) ... ok
[INFO] [stdout] test src/lib.rs - KvReader::get (line 204) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "848d9fa19869b8696fc85cf8e7b6e10645ec62aede601f85f07ca9e139a7fc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848d9fa19869b8696fc85cf8e7b6e10645ec62aede601f85f07ca9e139a7fc8d", kill_on_drop: false }`
[INFO] [stdout] 848d9fa19869b8696fc85cf8e7b6e10645ec62aede601f85f07ca9e139a7fc8d