[INFO] cloning repository https://github.com/geovex/dumb_proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geovex/dumb_proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeovex%2Fdumb_proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeovex%2Fdumb_proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 023cd99bdd81653a25921f090587b3b8f063c76f
[INFO] checking geovex/dumb_proxy against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeovex%2Fdumb_proxy" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/geovex/dumb_proxy
[INFO] finished tweaking git repo https://github.com/geovex/dumb_proxy
[INFO] tweaked toml for git repo https://github.com/geovex/dumb_proxy written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/geovex/dumb_proxy on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/geovex/dumb_proxy 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" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.38.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94f05d8ce7f280eae2c5a547260bbe7f3d70ed886b0bae7785157bccc676dd35
[INFO] running `Command { std: "docker" "start" "-a" "94f05d8ce7f280eae2c5a547260bbe7f3d70ed886b0bae7785157bccc676dd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94f05d8ce7f280eae2c5a547260bbe7f3d70ed886b0bae7785157bccc676dd35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f05d8ce7f280eae2c5a547260bbe7f3d70ed886b0bae7785157bccc676dd35", kill_on_drop: false }`
[INFO] [stdout] 94f05d8ce7f280eae2c5a547260bbe7f3d70ed886b0bae7785157bccc676dd35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c694fdbdc3b0583f8012e248d01f0a0b41c8fa2b73d2044afda22b55db3af66
[INFO] running `Command { std: "docker" "start" "-a" "2c694fdbdc3b0583f8012e248d01f0a0b41c8fa2b73d2044afda22b55db3af66", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking winnow v0.5.33
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking tokio v1.38.2
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/http/errors.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TargetUnreachable(String),
[INFO] [stdout]   |     ----------------- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `HttpError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     TargetUnreachable(String),
[INFO] [stdout] 9 +     TargetUnreachable(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max` is never read
[INFO] [stdout]   --> src/http/headers_utils.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct KeepAlive{
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 37 |     pub timeout: u64,
[INFO] [stdout] 38 |     pub max: u64
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeepAlive` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/http/errors.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 9 |     TargetUnreachable(String),
[INFO] [stdout]   |     ----------------- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `HttpError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     TargetUnreachable(String),
[INFO] [stdout] 9 +     TargetUnreachable(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `max` is never read
[INFO] [stdout]   --> src/http/headers_utils.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct KeepAlive{
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 37 |     pub timeout: u64,
[INFO] [stdout] 38 |     pub max: u64
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `KeepAlive` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.99s
[INFO] running `Command { std: "docker" "inspect" "2c694fdbdc3b0583f8012e248d01f0a0b41c8fa2b73d2044afda22b55db3af66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c694fdbdc3b0583f8012e248d01f0a0b41c8fa2b73d2044afda22b55db3af66", kill_on_drop: false }`
[INFO] [stdout] 2c694fdbdc3b0583f8012e248d01f0a0b41c8fa2b73d2044afda22b55db3af66