[INFO] fetching crate gold-db 0.2.0...
[INFO] testing gold-db-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gold-db 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate gold-db 0.2.0
[INFO] finished tweaking crates.io crate gold-db 0.2.0
[INFO] tweaked toml for crates.io crate gold-db 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gold-db 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gold-db 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-recursion v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51de934d9cdcca6ed7f9df702801196cefa9c7bf84faa1da3d12c3b256553c67
[INFO] running `Command { std: "docker" "start" "-a" "51de934d9cdcca6ed7f9df702801196cefa9c7bf84faa1da3d12c3b256553c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51de934d9cdcca6ed7f9df702801196cefa9c7bf84faa1da3d12c3b256553c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51de934d9cdcca6ed7f9df702801196cefa9c7bf84faa1da3d12c3b256553c67", kill_on_drop: false }`
[INFO] [stdout] 51de934d9cdcca6ed7f9df702801196cefa9c7bf84faa1da3d12c3b256553c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 229e378dd7f6c6f0e20dd3ffd0866a181ee25021ed8870ec3f2cc8f7e6259e8a
[INFO] running `Command { std: "docker" "start" "-a" "229e378dd7f6c6f0e20dd3ffd0866a181ee25021ed8870ec3f2cc8f7e6259e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling bytes v1.2.1
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling gold-db v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "229e378dd7f6c6f0e20dd3ffd0866a181ee25021ed8870ec3f2cc8f7e6259e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229e378dd7f6c6f0e20dd3ffd0866a181ee25021ed8870ec3f2cc8f7e6259e8a", kill_on_drop: false }`
[INFO] [stdout] 229e378dd7f6c6f0e20dd3ffd0866a181ee25021ed8870ec3f2cc8f7e6259e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86942f440765efa653481d082eae9a5f36b5aec85bfef0b05aad8af81f21bf9a
[INFO] running `Command { std: "docker" "start" "-a" "86942f440765efa653481d082eae9a5f36b5aec85bfef0b05aad8af81f21bf9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gold-db v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "86942f440765efa653481d082eae9a5f36b5aec85bfef0b05aad8af81f21bf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86942f440765efa653481d082eae9a5f36b5aec85bfef0b05aad8af81f21bf9a", kill_on_drop: false }`
[INFO] [stdout] 86942f440765efa653481d082eae9a5f36b5aec85bfef0b05aad8af81f21bf9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a49c9b86ed6e078410f2580b397b21b0977001e8b2839abbb469dd3349f29088
[INFO] running `Command { std: "docker" "start" "-a" "a49c9b86ed6e078410f2580b397b21b0977001e8b2839abbb469dd3349f29088", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/gold_db-e4183028a9a7f5af)
[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" "a49c9b86ed6e078410f2580b397b21b0977001e8b2839abbb469dd3349f29088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49c9b86ed6e078410f2580b397b21b0977001e8b2839abbb469dd3349f29088", kill_on_drop: false }`
[INFO] [stdout] a49c9b86ed6e078410f2580b397b21b0977001e8b2839abbb469dd3349f29088