[INFO] cloning repository https://github.com/tiebingzhang/rxx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tiebingzhang/rxx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiebingzhang%2Frxx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiebingzhang%2Frxx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c617d4642740f3a7b59de143c9a84ad8c97d7ad
[INFO] checking tiebingzhang/rxx against try#6757d700f93f6d16c8b39cf79e96b019bd570e7d for pr-155299-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftiebingzhang%2Frxx" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/tiebingzhang/rxx
[INFO] finished tweaking git repo https://github.com/tiebingzhang/rxx
[INFO] tweaked toml for git repo https://github.com/tiebingzhang/rxx written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tiebingzhang/rxx on toolchain 6757d700f93f6d16c8b39cf79e96b019bd570e7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tiebingzhang/rxx 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" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b521ff0ff93868647108178debd347fab8470f257729b382b8ff4bfbd8cd8c3b
[INFO] running `Command { std: "docker" "start" "-a" "b521ff0ff93868647108178debd347fab8470f257729b382b8ff4bfbd8cd8c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b521ff0ff93868647108178debd347fab8470f257729b382b8ff4bfbd8cd8c3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b521ff0ff93868647108178debd347fab8470f257729b382b8ff4bfbd8cd8c3b", kill_on_drop: false }`
[INFO] [stdout] b521ff0ff93868647108178debd347fab8470f257729b382b8ff4bfbd8cd8c3b
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+6757d700f93f6d16c8b39cf79e96b019bd570e7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a2c37c46a22082ffad621291198f033f57c28aed0cc625feb1afd58b85c96b5
[INFO] running `Command { std: "docker" "start" "-a" "8a2c37c46a22082ffad621291198f033f57c28aed0cc625feb1afd58b85c96b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustls v0.23.36
[INFO] [stderr]    Compiling aws-lc-sys v0.37.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking deranged v0.5.6
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking rustls-native-certs v0.8.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling quinn-udp v0.5.14
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
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[INFO] [stderr]     Checking crypto-common v0.1.7
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
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[INFO] [stderr]     Checking shell-escape v0.1.5
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[INFO] [stderr]    Compiling syn v2.0.115
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[INFO] [stderr]     Checking rcgen v0.13.2
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]     Checking axum-core v0.4.5
[INFO] [stderr]     Checking tokio v1.49.0
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[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
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[INFO] [stderr]     Checking icu_locale_core v2.1.1
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[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.2
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking rusqlite v0.32.1
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking rustls-webpki v0.103.9
[INFO] [stderr]     Checking axum v0.7.9
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking rustls-platform-verifier v0.6.2
[INFO] [stderr]     Checking quinn-proto v0.11.13
[INFO] [stderr]     Checking hyper-rustls v0.27.7
[INFO] [stderr]     Checking reqwest v0.12.28
[INFO] [stderr]     Checking rxx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `received_probe` is never read
[INFO] [stdout]    --> src/udp.rs:79:30
[INFO] [stdout]     |
[INFO] [stdout]  79 |     let mut received_probe = false;
[INFO] [stdout]     |                              ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 111 |                     received_probe = true;
[INFO] [stdout]     |                     --------------------- `received_probe` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `received_probe` is never read
[INFO] [stdout]   --> src/udp.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     received_probe = true;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `received_probe` is never read
[INFO] [stdout]    --> src/udp.rs:79:30
[INFO] [stdout]     |
[INFO] [stdout]  79 |     let mut received_probe = false;
[INFO] [stdout]     |                              ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 111 |                     received_probe = true;
[INFO] [stdout]     |                     --------------------- `received_probe` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `received_probe` is never read
[INFO] [stdout]   --> src/udp.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     received_probe = true;
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.81s
[INFO] running `Command { std: "docker" "inspect" "8a2c37c46a22082ffad621291198f033f57c28aed0cc625feb1afd58b85c96b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2c37c46a22082ffad621291198f033f57c28aed0cc625feb1afd58b85c96b5", kill_on_drop: false }`
[INFO] [stdout] 8a2c37c46a22082ffad621291198f033f57c28aed0cc625feb1afd58b85c96b5
