[INFO] fetching crate netxclient 2.2.0...
[INFO] checking netxclient-2.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate netxclient 2.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate netxclient 2.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate netxclient 2.2.0
[INFO] tweaked toml for crates.io crate netxclient 2.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate netxclient 2.2.0 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 netxclient 2.2.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 960947d3e5c5316bf8170b7b13d11e08b937067bdb88ac82a5d46f306f90c237
[INFO] running `Command { std: "docker" "start" "-a" "960947d3e5c5316bf8170b7b13d11e08b937067bdb88ac82a5d46f306f90c237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "960947d3e5c5316bf8170b7b13d11e08b937067bdb88ac82a5d46f306f90c237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960947d3e5c5316bf8170b7b13d11e08b937067bdb88ac82a5d46f306f90c237", kill_on_drop: false }`
[INFO] [stdout] 960947d3e5c5316bf8170b7b13d11e08b937067bdb88ac82a5d46f306f90c237
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ebc4a2b044c5fc97cae6ed498b96fd740cb6aa371e10e5fcf4686f0c21366b15
[INFO] running `Command { std: "docker" "start" "-a" "ebc4a2b044c5fc97cae6ed498b96fd740cb6aa371e10e5fcf4686f0c21366b15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking async-lock v2.6.0
[INFO] [stderr]     Checking aqueue v1.3.7
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.35
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking oneshot v0.1.6
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking mimalloc v0.1.39
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling auto_impl v1.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc_macro_roids v0.7.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling netxbuilder v2.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tcpclient v2.1.0
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking data-rw v1.6.4
[INFO] [stderr]     Checking netxclient v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> examples/bench_test/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ipaddress: String,
[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 `netxclient` (example "bench_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]   --> examples/bench_test2/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     ipaddress: String,
[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 `netxclient` (example "bench_test2") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ebc4a2b044c5fc97cae6ed498b96fd740cb6aa371e10e5fcf4686f0c21366b15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc4a2b044c5fc97cae6ed498b96fd740cb6aa371e10e5fcf4686f0c21366b15", kill_on_drop: false }`
[INFO] [stdout] ebc4a2b044c5fc97cae6ed498b96fd740cb6aa371e10e5fcf4686f0c21366b15