[INFO] fetching crate netidx-protocols 0.30.2...
[INFO] checking netidx-protocols-0.30.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate netidx-protocols 0.30.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate netidx-protocols 0.30.2
[INFO] finished tweaking crates.io crate netidx-protocols 0.30.2
[INFO] tweaked toml for crates.io crate netidx-protocols 0.30.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate netidx-protocols 0.30.2 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 crates.io crate netidx-protocols 0.30.2 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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4edddd42a4352adef7e783623f8685e125d1a5a10aac443778f24a91384366c7
[INFO] running `Command { std: "docker" "start" "-a" "4edddd42a4352adef7e783623f8685e125d1a5a10aac443778f24a91384366c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4edddd42a4352adef7e783623f8685e125d1a5a10aac443778f24a91384366c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edddd42a4352adef7e783623f8685e125d1a5a10aac443778f24a91384366c7", kill_on_drop: false }`
[INFO] [stdout] 4edddd42a4352adef7e783623f8685e125d1a5a10aac443778f24a91384366c7
[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 -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] fd2b77084508351d6af4c3a2d85fcce7612148491d097bbb5bfd9f83f3eff133
[INFO] running `Command { std: "docker" "start" "-a" "fd2b77084508351d6af4c3a2d85fcce7612148491d097bbb5bfd9f83f3eff133", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
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[INFO] [stderr]    Compiling rustc-hash v2.1.1
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[INFO] [stderr]    Compiling netidx-derive v0.28.3
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[INFO] [stderr]    Compiling libgssapi-sys v0.3.3
[INFO] [stderr]     Checking escaping v0.2.3
[INFO] [stderr]     Checking netidx-core v0.30.0
[INFO] [stderr]     Checking libgssapi v0.9.1
[INFO] [stderr]     Checking cross-krb5 v0.4.2
[INFO] [stderr]     Checking tokio-rustls v0.26.2
[INFO] [stderr]     Checking netidx-value v0.30.2
[INFO] [stderr]     Checking netidx-netproto v0.30.2
[INFO] [stderr]     Checking netidx v0.30.2
[INFO] [stderr]     Checking netidx-protocols v0.30.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<std::result::Result<Infallible, Infallible>, netidx::publisher::Value>
[INFO] [stdout]    --> src/rpc.rs:425:41
[INFO] [stdout]     |
[INFO] [stdout] 425 |                     (stringify!($name), $arg.try_into()?)
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 590 |                 let res = call_rpc!(proc, arg1: "hello rpc").await.unwrap();
[INFO] [stdout]     |                           ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `call_rpc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<netidx::publisher::Value, Infallible>
[INFO] [stdout]    --> src/rpc.rs:425:41
[INFO] [stdout]     |
[INFO] [stdout] 425 |                     (stringify!($name), $arg.try_into()?)
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 590 |                 let res = call_rpc!(proc, arg1: "hello rpc").await.unwrap();
[INFO] [stdout]     |                           ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `call_rpc` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netidx-protocols` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fd2b77084508351d6af4c3a2d85fcce7612148491d097bbb5bfd9f83f3eff133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2b77084508351d6af4c3a2d85fcce7612148491d097bbb5bfd9f83f3eff133", kill_on_drop: false }`
[INFO] [stdout] fd2b77084508351d6af4c3a2d85fcce7612148491d097bbb5bfd9f83f3eff133
