[INFO] cloning repository https://github.com/Raduc4/reverse_proxy-
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Raduc4/reverse_proxy-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaduc4%2Freverse_proxy-", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaduc4%2Freverse_proxy-'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a60dc6818d4ec1d9515a9d621819d67d6371eef0
[INFO] checking Raduc4/reverse_proxy- against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRaduc4%2Freverse_proxy-" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Raduc4/reverse_proxy-
[INFO] finished tweaking git repo https://github.com/Raduc4/reverse_proxy-
[INFO] tweaked toml for git repo https://github.com/Raduc4/reverse_proxy- written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Raduc4/reverse_proxy- on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Raduc4/reverse_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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3215973d7e3d75f9e9169f13fab2a0bb252a93ba48ad66984ad94fad452a7bf0
[INFO] running `Command { std: "docker" "start" "-a" "3215973d7e3d75f9e9169f13fab2a0bb252a93ba48ad66984ad94fad452a7bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3215973d7e3d75f9e9169f13fab2a0bb252a93ba48ad66984ad94fad452a7bf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3215973d7e3d75f9e9169f13fab2a0bb252a93ba48ad66984ad94fad452a7bf0", kill_on_drop: false }`
[INFO] [stdout] 3215973d7e3d75f9e9169f13fab2a0bb252a93ba48ad66984ad94fad452a7bf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13ae65b7e48a183acc929bc68f56bb0bbd29ce7134bd26db9da278d405fc0288
[INFO] running `Command { std: "docker" "start" "-a" "13ae65b7e48a183acc929bc68f56bb0bbd29ce7134bd26db9da278d405fc0288", kill_on_drop: false }`
[INFO] [stderr]     Checking tcpproxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `protocol` is never read
[INFO] [stdout]   --> src/bin/origin.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct RequestLine {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     protocol: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestLine` 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] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:32:64
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let path_tokens: Vec<String> = path.split("/").map(|s| s.parse().unwrap()).collect();
[INFO] [stdout]    |                                                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:40:55
[INFO] [stdout]    |
[INFO] [stdout] 40 |       fn from_str(msg: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 41 | |         let mut msg_tokens = msg.split_ascii_whitespace();
[INFO] [stdout] 42 | |         let method = match msg_tokens.next() {
[INFO] [stdout] 43 | |             Some(token) => Some(String::from(token)),
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |         })
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Ok(Self {
[INFO] [stdout] 58 | |             method,
[INFO] [stdout] 59 | |             path,
[INFO] [stdout] 60 | |             protocol,
[INFO] [stdout] 61 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let req_line = RequestLine::from_str(string_request_line).unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `protocol` is never read
[INFO] [stdout]   --> src/bin/origin.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | struct RequestLine {
[INFO] [stdout]    |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     protocol: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RequestLine` 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] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:32:64
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let path_tokens: Vec<String> = path.split("/").map(|s| s.parse().unwrap()).collect();
[INFO] [stdout]    |                                                                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:40:55
[INFO] [stdout]    |
[INFO] [stdout] 40 |       fn from_str(msg: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 41 | |         let mut msg_tokens = msg.split_ascii_whitespace();
[INFO] [stdout] 42 | |         let method = match msg_tokens.next() {
[INFO] [stdout] 43 | |             Some(token) => Some(String::from(token)),
[INFO] [stdout] ...  |
[INFO] [stdout] 61 | |         })
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | /         Ok(Self {
[INFO] [stdout] 58 | |             method,
[INFO] [stdout] 59 | |             path,
[INFO] [stdout] 60 | |             protocol,
[INFO] [stdout] 61 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RequestLine, Infallible>
[INFO] [stdout]   --> src/bin/origin.rs:88:24
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let req_line = RequestLine::from_str(string_request_line).unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcpproxy` (bin "origin" test) due to 4 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tcpproxy` (bin "origin") due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "13ae65b7e48a183acc929bc68f56bb0bbd29ce7134bd26db9da278d405fc0288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13ae65b7e48a183acc929bc68f56bb0bbd29ce7134bd26db9da278d405fc0288", kill_on_drop: false }`
[INFO] [stdout] 13ae65b7e48a183acc929bc68f56bb0bbd29ce7134bd26db9da278d405fc0288
