[INFO] cloning repository https://github.com/oceanbase/obkv-table-client-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oceanbase/obkv-table-client-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foceanbase%2Fobkv-table-client-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foceanbase%2Fobkv-table-client-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a35904e8f85a3b2d9b616e0eb56fe1cd2a723fd2
[INFO] checking oceanbase/obkv-table-client-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foceanbase%2Fobkv-table-client-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/oceanbase/obkv-table-client-rs
[INFO] finished tweaking git repo https://github.com/oceanbase/obkv-table-client-rs
[INFO] tweaked toml for git repo https://github.com/oceanbase/obkv-table-client-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/oceanbase/obkv-table-client-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/oceanbase/obkv-table-client-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a0fb411e4c169d084fdf875fca8ac75c34d6c4ec9c46fe46a94fac2799a62f
[INFO] running `Command { std: "docker" "start" "-a" "a8a0fb411e4c169d084fdf875fca8ac75c34d6c4ec9c46fe46a94fac2799a62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a0fb411e4c169d084fdf875fca8ac75c34d6c4ec9c46fe46a94fac2799a62f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a0fb411e4c169d084fdf875fca8ac75c34d6c4ec9c46fe46a94fac2799a62f", kill_on_drop: false }`
[INFO] [stdout] a8a0fb411e4c169d084fdf875fca8ac75c34d6c4ec9c46fe46a94fac2799a62f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b0f73f265a0bdd67499ccea25891619d11cfb44d23c149f68db1ca625fa560b
[INFO] running `Command { std: "docker" "start" "-a" "6b0f73f265a0bdd67499ccea25891619d11cfb44d23c149f68db1ca625fa560b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
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[INFO] [stderr]     Checking hyper-rustls v0.24.2
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[INFO] [stderr]     Checking obkv-table-client-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]    --> src/rpc/mod.rs:620:17
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 "Connection::execute unexpected response packet.".parse()?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/rpc/mod.rs:620:17
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 "Connection::execute unexpected response packet.".parse()?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]    --> src/rpc/mod.rs:620:17
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 "Connection::execute unexpected response packet.".parse()?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]    --> src/rpc/mod.rs:620:17
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 "Connection::execute unexpected response packet.".parse()?,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `obkv-table-client-rs` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `obkv-table-client-rs` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6b0f73f265a0bdd67499ccea25891619d11cfb44d23c149f68db1ca625fa560b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0f73f265a0bdd67499ccea25891619d11cfb44d23c149f68db1ca625fa560b", kill_on_drop: false }`
[INFO] [stdout] 6b0f73f265a0bdd67499ccea25891619d11cfb44d23c149f68db1ca625fa560b
