[INFO] cloning repository https://github.com/bombless/proxy-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bombless/proxy-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbombless%2Fproxy-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbombless%2Fproxy-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2ce1f78ea05afd08000d4235c93a5db659b7a38
[INFO] checking bombless/proxy-test against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbombless%2Fproxy-test" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bombless/proxy-test on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bombless/proxy-test
[INFO] finished tweaking git repo https://github.com/bombless/proxy-test
[INFO] tweaked toml for git repo https://github.com/bombless/proxy-test written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/bombless/proxy-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", 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] 0ebe0967bc6a69b876cbe79b2a81a5ce833b1a9acfd9f1a345fab51a336133af
[INFO] running `Command { std: "docker" "start" "-a" "0ebe0967bc6a69b876cbe79b2a81a5ce833b1a9acfd9f1a345fab51a336133af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ebe0967bc6a69b876cbe79b2a81a5ce833b1a9acfd9f1a345fab51a336133af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebe0967bc6a69b876cbe79b2a81a5ce833b1a9acfd9f1a345fab51a336133af", kill_on_drop: false }`
[INFO] [stdout] 0ebe0967bc6a69b876cbe79b2a81a5ce833b1a9acfd9f1a345fab51a336133af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e99073176154f7b4efc6b36cddd3b8f92141227a79098372e93325d0823cc04f
[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" "e99073176154f7b4efc6b36cddd3b8f92141227a79098372e93325d0823cc04f", kill_on_drop: false }`
[INFO] [stderr]     Checking proxy-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         try!(write!(f, "HttpRequest {{ starter: "));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(f, "{}", (c as char).escape_default().collect::<String>()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(write!(f, " , headers: "));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             try!(write!(f, "{}", (c as char).escape_default().collect::<String>()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         try!(write!(f, "HttpRequest {{ starter: "));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             try!(write!(f, "{}", (c as char).escape_default().collect::<String>()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |         try!(write!(f, " , headers: "));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> tcp.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             try!(write!(f, "{}", (c as char).escape_default().collect::<String>()));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> tcp.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 | /         replace(self, match this {
[INFO] [stdout] 135 | |             None if c == b'\r' => StartingReturn,
[INFO] [stdout] 136 | |             StartingReturn if c == b'\n' => Start,
[INFO] [stdout] 137 | |             StartingReturn if c == b'\r' => None,
[INFO] [stdout] ...   |
[INFO] [stdout] 174 | |             _ => None,
[INFO] [stdout] 175 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> tcp.rs:134:9
[INFO] [stdout]     |
[INFO] [stdout] 134 | /         replace(self, match this {
[INFO] [stdout] 135 | |             None if c == b'\r' => StartingReturn,
[INFO] [stdout] 136 | |             StartingReturn if c == b'\n' => Start,
[INFO] [stdout] 137 | |             StartingReturn if c == b'\r' => None,
[INFO] [stdout] ...   |
[INFO] [stdout] 174 | |             _ => None,
[INFO] [stdout] 175 | |         });
[INFO] [stdout]     | |___________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "e99073176154f7b4efc6b36cddd3b8f92141227a79098372e93325d0823cc04f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99073176154f7b4efc6b36cddd3b8f92141227a79098372e93325d0823cc04f", kill_on_drop: false }`
[INFO] [stdout] e99073176154f7b4efc6b36cddd3b8f92141227a79098372e93325d0823cc04f