[INFO] fetching crate sv_web 0.1.0...
[INFO] checking sv_web-0.1.0 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate sv_web 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sv_web 0.1.0 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sv_web 0.1.0
[INFO] finished tweaking crates.io crate sv_web 0.1.0
[INFO] tweaked toml for crates.io crate sv_web 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4b16083cf75b307e3f2f345e9ad4145da16bfd5c0a787d2ef436934f3efdb26
[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" "c4b16083cf75b307e3f2f345e9ad4145da16bfd5c0a787d2ef436934f3efdb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4b16083cf75b307e3f2f345e9ad4145da16bfd5c0a787d2ef436934f3efdb26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b16083cf75b307e3f2f345e9ad4145da16bfd5c0a787d2ef436934f3efdb26", kill_on_drop: false }`
[INFO] [stdout] c4b16083cf75b307e3f2f345e9ad4145da16bfd5c0a787d2ef436934f3efdb26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fbe1b9d94768c4e6ed950577101c13627faba4321ce60d2bc6579a8ac5faa54
[INFO] running `Command { std: "docker" "start" "-a" "4fbe1b9d94768c4e6ed950577101c13627faba4321ce60d2bc6579a8ac5faa54", kill_on_drop: false }`
[INFO] [stderr]     Checking sv_web v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `SvError`
[INFO] [stdout]    --> src/lib.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub enum SvError
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HtmlClient`
[INFO] [stdout]    --> src/lib.rs:244:16
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub struct HtmlClient
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib.rs:250:15
[INFO] [stdout]     |
[INFO] [stdout] 250 |        pub fn new(hostname :&str) -> Result<HtmlClient,SvError>
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get`
[INFO] [stdout]    --> src/lib.rs:260:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn get(url : &str,rtype : RequestType) ->Result<Request,SvError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `SvError`
[INFO] [stdout]    --> src/lib.rs:239:14
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub enum SvError
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HtmlClient`
[INFO] [stdout]    --> src/lib.rs:244:16
[INFO] [stdout]     |
[INFO] [stdout] 244 |     pub struct HtmlClient
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/lib.rs:250:15
[INFO] [stdout]     |
[INFO] [stdout] 250 |        pub fn new(hostname :&str) -> Result<HtmlClient,SvError>
[INFO] [stdout]     |               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get`
[INFO] [stdout]    --> src/lib.rs:260:12
[INFO] [stdout]     |
[INFO] [stdout] 260 |     pub fn get(url : &str,rtype : RequestType) ->Result<Request,SvError> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "4fbe1b9d94768c4e6ed950577101c13627faba4321ce60d2bc6579a8ac5faa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbe1b9d94768c4e6ed950577101c13627faba4321ce60d2bc6579a8ac5faa54", kill_on_drop: false }`
[INFO] [stdout] 4fbe1b9d94768c4e6ed950577101c13627faba4321ce60d2bc6579a8ac5faa54