[INFO] cloning repository https://github.com/sedeki/sip_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sedeki/sip_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsedeki%2Fsip_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsedeki%2Fsip_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d63303d8af9d3ca631f7e23d63a2cd6bab227550
[INFO] checking sedeki/sip_server against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsedeki%2Fsip_server" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sedeki/sip_server on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sedeki/sip_server
[INFO] finished tweaking git repo https://github.com/sedeki/sip_server
[INFO] tweaked toml for git repo https://github.com/sedeki/sip_server written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sedeki/sip_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc65bbdda426ad2492deed7712c1c405fb8a21179678f51ea678756f5b1fc8a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cc65bbdda426ad2492deed7712c1c405fb8a21179678f51ea678756f5b1fc8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc65bbdda426ad2492deed7712c1c405fb8a21179678f51ea678756f5b1fc8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc65bbdda426ad2492deed7712c1c405fb8a21179678f51ea678756f5b1fc8a7", kill_on_drop: false }`
[INFO] [stdout] cc65bbdda426ad2492deed7712c1c405fb8a21179678f51ea678756f5b1fc8a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a38eada515390e2d56225cdda0b30ad4c47d49d24ae9ed96197ee58f7e0e358e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a38eada515390e2d56225cdda0b30ad4c47d49d24ae9ed96197ee58f7e0e358e", kill_on_drop: false }`
[INFO] [stderr]     Checking sip_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `find_header_field`
[INFO] [stdout]   --> src/lib/sip/response.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn find_header_field(&mut self, field_name: String) -> Option<&mut header::Field> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_header`
[INFO] [stdout]   --> src/lib/sip/response.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn set_header(&mut self, name: String, value: header::Value) -> &Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_body`
[INFO] [stdout]   --> src/lib/sip/response.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_body(&mut self, body: &[u8]) -> &Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     stream.write(&buf);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_header_field`
[INFO] [stdout]   --> src/lib/sip/response.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fn find_header_field(&mut self, field_name: String) -> Option<&mut header::Field> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_header`
[INFO] [stdout]   --> src/lib/sip/response.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn set_header(&mut self, name: String, value: header::Value) -> &Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_body`
[INFO] [stdout]   --> src/lib/sip/response.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn set_body(&mut self, body: &[u8]) -> &Self {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     stream.write(&buf);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "a38eada515390e2d56225cdda0b30ad4c47d49d24ae9ed96197ee58f7e0e358e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38eada515390e2d56225cdda0b30ad4c47d49d24ae9ed96197ee58f7e0e358e", kill_on_drop: false }`
[INFO] [stdout] a38eada515390e2d56225cdda0b30ad4c47d49d24ae9ed96197ee58f7e0e358e