[INFO] fetching crate zhou 0.1.2...
[INFO] checking zhou-0.1.2 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate zhou 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate zhou 0.1.2 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zhou 0.1.2
[INFO] finished tweaking crates.io crate zhou 0.1.2
[INFO] tweaked toml for crates.io crate zhou 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate zhou 0.1.2 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a75e4624f141d74c5b937fe720288c8626b71820f1bd7ec241de539e3c483026
[INFO] running `Command { std: "docker" "start" "-a" "a75e4624f141d74c5b937fe720288c8626b71820f1bd7ec241de539e3c483026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a75e4624f141d74c5b937fe720288c8626b71820f1bd7ec241de539e3c483026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75e4624f141d74c5b937fe720288c8626b71820f1bd7ec241de539e3c483026", kill_on_drop: false }`
[INFO] [stdout] a75e4624f141d74c5b937fe720288c8626b71820f1bd7ec241de539e3c483026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87dd5a2bea71ad5625210240187c5ef342279afa9a1e4ebc94f6365dfdf1d6e4
[INFO] running `Command { std: "docker" "start" "-a" "87dd5a2bea71ad5625210240187c5ef342279afa9a1e4ebc94f6365dfdf1d6e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling anyhow v1.0.64
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking time v0.3.14
[INFO] [stderr]     Checking zhou v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/http.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ascii::AsciiChar::Hash`
[INFO] [stdout]    --> src/node.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     use ascii::AsciiChar::Hash;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/node.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 4 arguments but 3 arguments were supplied
[INFO] [stdout]    --> src/node.rs:141:32
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let sc: Context<i32> = Context::new(Request::default(), params, 1);
[INFO] [stdout]     |                                ^^^^^^^^^^^^-------------------------------
[INFO] [stdout]     |                                            ||
[INFO] [stdout]     |                                            |expected `&Request`, found `Request`
[INFO] [stdout]     |                                            an argument of type `std::option::Option<Vec<&Box<(dyn for<'a, 'b> Fn(&'a context::Context<'b, i32>) + Send + Sync + 'static)>>>` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/context.rs:26:12
[INFO] [stdout]     |
[INFO] [stdout] 26  |     pub fn new(r: &'a Request, params: HashMap<String, String>, state: T, fn_chains: Option<Vec<&'a HandlerFn<T>>>) -> Self {
[INFO] [stdout]     |            ^^^ --------------  -------------------------------  --------  ----------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let sc: Context<i32> = Context::new(&Request::default(), params, 1);
[INFO] [stdout]     |                                             +
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 141 |         let sc: Context<i32> = Context::new(/* &Request */, params, 1, /* std::option::Option<Vec<&Box<(dyn for<'a, 'b> Fn(&'a context::Context<'b, i32>) + Send + Sync + 'static)>>> */);
[INFO] [stdout]     |                                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 4 arguments but 3 arguments were supplied
[INFO] [stdout]    --> src/node.rs:198:32
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let sc: Context<i32> = Context::new(Request::default(), param2, 1);
[INFO] [stdout]     |                                ^^^^^^^^^^^^-------------------------------
[INFO] [stdout]     |                                            ||
[INFO] [stdout]     |                                            |expected `&Request`, found `Request`
[INFO] [stdout]     |                                            an argument of type `std::option::Option<Vec<&Box<(dyn for<'a, 'b> Fn(&'a context::Context<'b, i32>) + Send + Sync + 'static)>>>` is missing
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/context.rs:26:12
[INFO] [stdout]     |
[INFO] [stdout] 26  |     pub fn new(r: &'a Request, params: HashMap<String, String>, state: T, fn_chains: Option<Vec<&'a HandlerFn<T>>>) -> Self {
[INFO] [stdout]     |            ^^^ --------------  -------------------------------  --------  ----------------------------------------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let sc: Context<i32> = Context::new(&Request::default(), param2, 1);
[INFO] [stdout]     |                                             +
[INFO] [stdout] help: provide the argument
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let sc: Context<i32> = Context::new(/* &Request */, param2, 1, /* std::option::Option<Vec<&Box<(dyn for<'a, 'b> Fn(&'a context::Context<'b, i32>) + Send + Sync + 'static)>>> */);
[INFO] [stdout]     |                                            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/http.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let s = c.state.as_ref();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zhou` (lib test) due to 3 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: associated function `from_bytes` is never used
[INFO] [stdout]    --> src/common.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 158 | impl Header {
[INFO] [stdout]     | ----------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     pub fn from_bytes<B1, B2>(header: B1, value: B2) -> Result<Header, ()>
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_bytes` and `equiv` are never used
[INFO] [stdout]    --> src/common.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl HeaderField {
[INFO] [stdout]     | ---------------- associated items in this implementation
[INFO] [stdout] 205 |     pub fn from_bytes<B>(bytes: B) -> Result<HeaderField, FromAsciiError<B>>
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub fn equiv(&self, other: &'static str) -> bool {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `cfg` is never read
[INFO] [stdout]   --> src/http.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct HttpServer {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     addr: String,
[INFO] [stdout] 16 |     cfg: String,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `handler404` is never used
[INFO] [stdout]   --> src/http.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn handler404<T>(c: &Context<Arc<T>>) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_and_parse_req_old` is never used
[INFO] [stdout]    --> src/http.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn build_and_parse_req_old(buf: Vec<u8>) -> crate::request::Request {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add` and `remove` are never used
[INFO] [stdout]   --> src/percent_encoding.rs:81:18
[INFO] [stdout]    |
[INFO] [stdout] 68 | impl AsciiSet {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub const fn add(&self, byte: u8) -> Self {
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub const fn remove(&self, byte: u8) -> Self {
[INFO] [stdout]    |                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONTROLS` is never used
[INFO] [stdout]   --> src/percent_encoding.rs:99:11
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub const CONTROLS: &AsciiSet = &AsciiSet {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NON_ALPHANUMERIC` is never used
[INFO] [stdout]    --> src/percent_encoding.rs:129:11
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub const NON_ALPHANUMERIC: &AsciiSet = &CONTROLS
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `percent_encode` is never used
[INFO] [stdout]    --> src/percent_encoding.rs:216:8
[INFO] [stdout]     |
[INFO] [stdout] 216 | pub fn percent_encode<'a>(input: &'a [u8], ascii_set: &'static AsciiSet) -> PercentEncode<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `utf8_percent_encode` is never used
[INFO] [stdout]    --> src/percent_encoding.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | pub fn utf8_percent_encode<'a>(input: &'a str, ascii_set: &'static AsciiSet) -> PercentEncode<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `percent_decode_str` is never used
[INFO] [stdout]    --> src/percent_encoding.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | pub fn percent_decode_str(input: &str) -> PercentDecode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `percent_decode` is never used
[INFO] [stdout]    --> src/percent_encoding.rs:333:8
[INFO] [stdout]     |
[INFO] [stdout] 333 | pub fn percent_decode(input: &[u8]) -> PercentDecode {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `version` is never read
[INFO] [stdout]   --> src/request.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Request {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     version: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Request` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ASCII` and `Bytes` are never constructed
[INFO] [stdout]   --> src/request.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum BodyType {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 22 |     ASCII(String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 23 |     Bytes(Vec<u8>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BodyType` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_wildcard` is never used
[INFO] [stdout]   --> src/request.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Request {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 84 |     pub(crate) fn set_wildcard(&mut self, w: Option<String>) -> &Self {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `status_code` and `version` are never read
[INFO] [stdout]  --> src/response.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub(crate) struct Response {
[INFO] [stdout]   |                   -------- fields in this struct
[INFO] [stdout] 8 |     pub status_code: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 9 |     pub version: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `status` is never used
[INFO] [stdout]   --> src/response.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Response {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn status(&mut self, code: u16) -> &Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "87dd5a2bea71ad5625210240187c5ef342279afa9a1e4ebc94f6365dfdf1d6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87dd5a2bea71ad5625210240187c5ef342279afa9a1e4ebc94f6365dfdf1d6e4", kill_on_drop: false }`
[INFO] [stdout] 87dd5a2bea71ad5625210240187c5ef342279afa9a1e4ebc94f6365dfdf1d6e4
