[INFO] fetching crate bronzedb-server 0.1.0...
[INFO] checking bronzedb-server-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bronzedb-server 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bronzedb-server 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bronzedb-server 0.1.0
[INFO] finished tweaking crates.io crate bronzedb-server 0.1.0
[INFO] tweaked toml for crates.io crate bronzedb-server 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bronzedb-protocol v0.1.0
[INFO] [stderr]   Downloaded bronzedb-util v0.1.0
[INFO] [stderr]   Downloaded bronzedb-engine v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83beb79009f9e9405ebf8c74a6f493c241b02fe75e95d4e863649f31dbc0c9ea
[INFO] running `Command { std: "docker" "start" "-a" "83beb79009f9e9405ebf8c74a6f493c241b02fe75e95d4e863649f31dbc0c9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83beb79009f9e9405ebf8c74a6f493c241b02fe75e95d4e863649f31dbc0c9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83beb79009f9e9405ebf8c74a6f493c241b02fe75e95d4e863649f31dbc0c9ea", kill_on_drop: false }`
[INFO] [stdout] 83beb79009f9e9405ebf8c74a6f493c241b02fe75e95d4e863649f31dbc0c9ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96e110ae4fbdff86477066d6f79e760445fcce20fe82f84f60bc76a25838e940
[INFO] running `Command { std: "docker" "start" "-a" "96e110ae4fbdff86477066d6f79e760445fcce20fe82f84f60bc76a25838e940", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking bronzedb-util v0.1.0
[INFO] [stderr]     Checking bronzedb-engine v0.1.0
[INFO] [stderr]     Checking bronzedb-protocol v0.1.0
[INFO] [stderr]     Checking bronzedb-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "96e110ae4fbdff86477066d6f79e760445fcce20fe82f84f60bc76a25838e940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e110ae4fbdff86477066d6f79e760445fcce20fe82f84f60bc76a25838e940", kill_on_drop: false }`
[INFO] [stdout] 96e110ae4fbdff86477066d6f79e760445fcce20fe82f84f60bc76a25838e940
[INFO] checking bronzedb-server-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate bronzedb-server 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate bronzedb-server 0.1.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bronzedb-server 0.1.0
[INFO] finished tweaking crates.io crate bronzedb-server 0.1.0
[INFO] tweaked toml for crates.io crate bronzedb-server 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0b4ba38b0dca053174a046935521d25bb65ae7c9b116cb0c74cd2182a616449
[INFO] running `Command { std: "docker" "start" "-a" "c0b4ba38b0dca053174a046935521d25bb65ae7c9b116cb0c74cd2182a616449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b4ba38b0dca053174a046935521d25bb65ae7c9b116cb0c74cd2182a616449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b4ba38b0dca053174a046935521d25bb65ae7c9b116cb0c74cd2182a616449", kill_on_drop: false }`
[INFO] [stdout] c0b4ba38b0dca053174a046935521d25bb65ae7c9b116cb0c74cd2182a616449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 318b96edf1e7973e9c8428f49136a0466ff33d67d74df599ad3bb70b5f74fce9
[INFO] running `Command { std: "docker" "start" "-a" "318b96edf1e7973e9c8428f49136a0466ff33d67d74df599ad3bb70b5f74fce9", kill_on_drop: false }`
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking bronzedb-util v0.1.0
[INFO] [stderr]     Checking bronzedb-engine v0.1.0
[INFO] [stderr]     Checking bronzedb-protocol v0.1.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bronzedb-protocol-0.1.0/src/response.rs:34:29
[INFO] [stdout]    |
[INFO] [stdout] 34 | ...                   Err(err)?;
[INFO] [stdout]    |                       ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]    |
[INFO] [stdout] 34 |                             Err::<T, bronzedb_util::status::Error>(err)?;
[INFO] [stdout]    |                                +++++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bronzedb-protocol` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "318b96edf1e7973e9c8428f49136a0466ff33d67d74df599ad3bb70b5f74fce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "318b96edf1e7973e9c8428f49136a0466ff33d67d74df599ad3bb70b5f74fce9", kill_on_drop: false }`
[INFO] [stdout] 318b96edf1e7973e9c8428f49136a0466ff33d67d74df599ad3bb70b5f74fce9