[INFO] fetching crate rpc-core-net 0.2.2...
[INFO] checking rpc-core-net-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rpc-core-net 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rpc-core-net 0.2.2
[INFO] removed 2 missing tests
[INFO] finished tweaking crates.io crate rpc-core-net 0.2.2
[INFO] tweaked toml for crates.io crate rpc-core-net 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpc-core-net 0.2.2 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 rpc-core-net 0.2.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] decf1c84dd66e2d732a3f400c66ae90661111cce0af4209ab285a150fbe223aa
[INFO] running `Command { std: "docker" "start" "-a" "decf1c84dd66e2d732a3f400c66ae90661111cce0af4209ab285a150fbe223aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "decf1c84dd66e2d732a3f400c66ae90661111cce0af4209ab285a150fbe223aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "decf1c84dd66e2d732a3f400c66ae90661111cce0af4209ab285a150fbe223aa", kill_on_drop: false }`
[INFO] [stdout] decf1c84dd66e2d732a3f400c66ae90661111cce0af4209ab285a150fbe223aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 87d1c645ea58e67daab8c5e45aa1b3ef21f41a239d2ed64949e27fff4a59e9af
[INFO] running `Command { std: "docker" "start" "-a" "87d1c645ea58e67daab8c5e45aa1b3ef21f41a239d2ed64949e27fff4a59e9af", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking env_logger v0.10.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking tokio v1.35.0
[INFO] [stderr]     Checking rpc-core v0.2.2
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking rpc-core-net v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/tcp_client.rs:154:20
[INFO] [stdout]     |
[INFO] [stdout] 154 |             host = "127.0.0.1".parse().unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rpc-core-net` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/tcp_client.rs:154:20
[INFO] [stdout]     |
[INFO] [stdout] 154 |             host = "127.0.0.1".parse().unwrap();
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rpc-core-net` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "87d1c645ea58e67daab8c5e45aa1b3ef21f41a239d2ed64949e27fff4a59e9af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d1c645ea58e67daab8c5e45aa1b3ef21f41a239d2ed64949e27fff4a59e9af", kill_on_drop: false }`
[INFO] [stdout] 87d1c645ea58e67daab8c5e45aa1b3ef21f41a239d2ed64949e27fff4a59e9af
