[INFO] cloning repository https://github.com/as3richa/queensway
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/as3richa/queensway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fas3richa%2Fqueensway", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fas3richa%2Fqueensway'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11aceefbded2287a02755c91eb90ad823f04fd16
[INFO] checking as3richa/queensway 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%2Fas3richa%2Fqueensway" "/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/as3richa/queensway
[INFO] finished tweaking git repo https://github.com/as3richa/queensway
[INFO] tweaked toml for git repo https://github.com/as3richa/queensway written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/as3richa/queensway 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/as3richa/queensway 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] 41426d09f4065d1c2782feaa792a0dce779c30c01f31264091a05e70d8a6f6f9
[INFO] running `Command { std: "docker" "start" "-a" "41426d09f4065d1c2782feaa792a0dce779c30c01f31264091a05e70d8a6f6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41426d09f4065d1c2782feaa792a0dce779c30c01f31264091a05e70d8a6f6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41426d09f4065d1c2782feaa792a0dce779c30c01f31264091a05e70d8a6f6f9", kill_on_drop: false }`
[INFO] [stdout] 41426d09f4065d1c2782feaa792a0dce779c30c01f31264091a05e70d8a6f6f9
[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] 73ca4c3967a7a83770e96f8090646f61eb5f11931773a469ef3b2387daf5a221
[INFO] running `Command { std: "docker" "start" "-a" "73ca4c3967a7a83770e96f8090646f61eb5f11931773a469ef3b2387daf5a221", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking once_cell v1.11.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.18.2
[INFO] [stderr]     Checking queensway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/server.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::{info, warn};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `warn`
[INFO] [stdout]   --> src/server.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use log::{info, warn};
[INFO] [stdout]    |                 ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/matcher.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Wildcard { pattern } => unimplemented!(), // FIXME
[INFO] [stdout]    |                              ^^^^^^^ help: try ignoring the field: `pattern: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]   --> src/matcher.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |             Self::Wildcard { pattern } => unimplemented!(), // FIXME
[INFO] [stdout]    |                              ^^^^^^^ help: try ignoring the field: `pattern: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Exact`, `Wildcard`, `Set`, and `Regex` are never constructed
[INFO] [stdout]  --> src/matcher.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Matcher {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 5 |     Exact { name: String },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     Wildcard { pattern: String },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Set { names: HashSet<String> },
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     Regex { regex: Regex },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `matches` is never used
[INFO] [stdout]   --> src/matcher.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Matcher {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 12 |     pub fn matches(&self, query: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_parts` is never used
[INFO] [stdout]    --> src/protocol.rs:541:12
[INFO] [stdout]     |
[INFO] [stdout] 536 | impl Flags {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 541 |     pub fn from_parts(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rules` is never read
[INFO] [stdout]   --> src/server.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub rules: Vec<(Matcher, Vec<Record>)>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_query` is never used
[INFO] [stdout]    --> src/server.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 | async fn transform_query(query: Message) -> (Option<Message>, Vec<Record>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_response` is never used
[INFO] [stdout]    --> src/server.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 170 | async fn transform_response(reply: Message) -> Message {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/server.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let bind_address = String::from_str(bind_address).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `queensway` (bin "queensway" test) due to 1 previous error; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variants `Exact`, `Wildcard`, `Set`, and `Regex` are never constructed
[INFO] [stdout]  --> src/matcher.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Matcher {
[INFO] [stdout]   |          ------- variants in this enum
[INFO] [stdout] 5 |     Exact { name: String },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     Wildcard { pattern: String },
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 7 |     Set { names: HashSet<String> },
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     Regex { regex: Regex },
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `matches` is never used
[INFO] [stdout]   --> src/matcher.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Matcher {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 12 |     pub fn matches(&self, query: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_parts` is never used
[INFO] [stdout]    --> src/protocol.rs:541:12
[INFO] [stdout]     |
[INFO] [stdout] 536 | impl Flags {
[INFO] [stdout]     | ---------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 541 |     pub fn from_parts(
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `rules` is never read
[INFO] [stdout]   --> src/server.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub rules: Vec<(Matcher, Vec<Record>)>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_query` is never used
[INFO] [stdout]    --> src/server.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 | async fn transform_query(query: Message) -> (Option<Message>, Vec<Record>) {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_response` is never used
[INFO] [stdout]    --> src/server.rs:170:10
[INFO] [stdout]     |
[INFO] [stdout] 170 | async fn transform_response(reply: Message) -> Message {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]    --> src/server.rs:101:24
[INFO] [stdout]     |
[INFO] [stdout] 101 |     let bind_address = String::from_str(bind_address).unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `queensway` (bin "queensway") due to 1 previous error; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "73ca4c3967a7a83770e96f8090646f61eb5f11931773a469ef3b2387daf5a221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ca4c3967a7a83770e96f8090646f61eb5f11931773a469ef3b2387daf5a221", kill_on_drop: false }`
[INFO] [stdout] 73ca4c3967a7a83770e96f8090646f61eb5f11931773a469ef3b2387daf5a221
