[INFO] cloning repository https://github.com/Jacob-JB/nifty-udp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jacob-JB/nifty-udp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacob-JB%2Fnifty-udp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacob-JB%2Fnifty-udp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17c7685c94acd9f06606c7001ed4cd71d9f65315
[INFO] building Jacob-JB/nifty-udp against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJacob-JB%2Fnifty-udp" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jacob-JB/nifty-udp on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jacob-JB/nifty-udp
[INFO] finished tweaking git repo https://github.com/Jacob-JB/nifty-udp
[INFO] tweaked toml for git repo https://github.com/Jacob-JB/nifty-udp written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jacob-JB/nifty-udp 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primes v0.3.0
[INFO] [stderr]   Downloaded raptor-code v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3b9d8543f66c7b2c0640a11932cb134793de943aef1603d1f4d4c92d7789917
[INFO] running `Command { std: "docker" "start" "-a" "f3b9d8543f66c7b2c0640a11932cb134793de943aef1603d1f4d4c92d7789917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3b9d8543f66c7b2c0640a11932cb134793de943aef1603d1f4d4c92d7789917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b9d8543f66c7b2c0640a11932cb134793de943aef1603d1f4d4c92d7789917", kill_on_drop: false }`
[INFO] [stdout] f3b9d8543f66c7b2c0640a11932cb134793de943aef1603d1f4d4c92d7789917
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9979db6c9b17b5280d69c35bddf25d0801daf777b690db59491c99fced103b6f
[INFO] running `Command { std: "docker" "start" "-a" "9979db6c9b17b5280d69c35bddf25d0801daf777b690db59491c99fced103b6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling primes v0.3.0
[INFO] [stderr]    Compiling raptor-code v1.0.5
[INFO] [stderr]    Compiling nifty_udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `messages_start_seq`
[INFO] [stdout]    --> src/lib.rs:865:73
[INFO] [stdout]     |
[INFO] [stdout] 865 |             ChannelType::SendFecReliable { messages, resend_threshhold, messages_start_seq, .. } => {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |                                                                         |
[INFO] [stdout]     |                                                                         help: try removing the field
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "9979db6c9b17b5280d69c35bddf25d0801daf777b690db59491c99fced103b6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9979db6c9b17b5280d69c35bddf25d0801daf777b690db59491c99fced103b6f", kill_on_drop: false }`
[INFO] [stdout] 9979db6c9b17b5280d69c35bddf25d0801daf777b690db59491c99fced103b6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f47f2d5d95a619b7b41c0c28471c4aebbffc2a13ecb57e2b94ec33800d40bba9
[INFO] running `Command { std: "docker" "start" "-a" "f47f2d5d95a619b7b41c0c28471c4aebbffc2a13ecb57e2b94ec33800d40bba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling nifty_udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `messages_start_seq`
[INFO] [stdout]    --> src/lib.rs:865:73
[INFO] [stdout]     |
[INFO] [stdout] 865 |             ChannelType::SendFecReliable { messages, resend_threshhold, messages_start_seq, .. } => {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |                                                                         |
[INFO] [stdout]     |                                                                         help: try removing the field
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/client.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     client.disconnect_all();
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 41 |                     let _ = client.disconnect_all();
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `messages_start_seq`
[INFO] [stdout]    --> src/lib.rs:865:73
[INFO] [stdout]     |
[INFO] [stdout] 865 |             ChannelType::SendFecReliable { messages, resend_threshhold, messages_start_seq, .. } => {
[INFO] [stdout]     |                                                                         ^^^^^^^^^^^^^^^^^^-
[INFO] [stdout]     |                                                                         |
[INFO] [stdout]     |                                                                         help: try removing the field
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "f47f2d5d95a619b7b41c0c28471c4aebbffc2a13ecb57e2b94ec33800d40bba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47f2d5d95a619b7b41c0c28471c4aebbffc2a13ecb57e2b94ec33800d40bba9", kill_on_drop: false }`
[INFO] [stdout] f47f2d5d95a619b7b41c0c28471c4aebbffc2a13ecb57e2b94ec33800d40bba9