[INFO] fetching crate stratum-server 2.2.31...
[INFO] checking stratum-server-2.2.31 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate stratum-server 2.2.31 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate stratum-server 2.2.31 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stratum-server 2.2.31
[INFO] finished tweaking crates.io crate stratum-server 2.2.31
[INFO] tweaked toml for crates.io crate stratum-server 2.2.31 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 933003e5b0869f1c7e50313f75d20cd31adcb4f5fa8377c96d910ddee46450e4
[INFO] running `Command { std: "docker" "start" "-a" "933003e5b0869f1c7e50313f75d20cd31adcb4f5fa8377c96d910ddee46450e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933003e5b0869f1c7e50313f75d20cd31adcb4f5fa8377c96d910ddee46450e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933003e5b0869f1c7e50313f75d20cd31adcb4f5fa8377c96d910ddee46450e4", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc91a0427a5a906b4cf8b80a3b00d4fc07a8f573cefee984dec7428a51d68242
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[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   futures-channel v0.3.16: default
[INFO] [stderr]   libc v0.2.100: extra_traits
[INFO] [stderr]   num-traits v0.2.14: default, std
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[INFO] [stderr] 
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[INFO] [stderr]     Checking async-h1 v2.3.2
[INFO] [stderr]     Checking tide v0.16.0
[INFO] [stderr]     Checking stratum-server v2.2.31 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp.rs:141:41
[INFO] [stdout]     |
[INFO] [stdout] 141 | ...                   urtx.send(values).await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp.rs:141:41
[INFO] [stdout]     |
[INFO] [stdout] 141 | ...                   urtx.send(values).await;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating tests/tcp.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/signals.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/basic_server_websocket_test.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating benches/bench_main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/common.rs from 2018 edition to 2021
[INFO] [stdout] error[E0432]: unresolved import `jemallocator`
[INFO] [stdout]  --> tests/tcp.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use jemallocator::Jemalloc;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `jemallocator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StratumResult`
[INFO] [stdout]  --> tests/common.rs:8:61
[INFO] [stdout]   |
[INFO] [stdout] 8 | use stratum_server::{Connection, MinerList, StratumRequest, StratumResult};
[INFO] [stdout]   |                                                             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stratum-server` due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr]        Fixed tests/signals.rs (6 fixes)
[INFO] [stderr]        Fixed tests/common.rs (5 fixes)
[INFO] [stderr]        Fixed tests/basic_server_websocket_test.rs (7 fixes)
[INFO] [stdout] warning: function is never used: `find_port`
[INFO] [stdout]   --> tests/common.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub async fn find_port() -> u16 {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `LOGGER_ENV`
[INFO] [stdout]   --> tests/common.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | static LOGGER_ENV: Once = Once::new();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `LOGGER`
[INFO] [stdout]   --> tests/common.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | static LOGGER: Once = Once::new();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init`
[INFO] [stdout]   --> tests/common.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `call_sigint`
[INFO] [stdout]   --> tests/common.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn call_sigint() {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `call_sigterm`
[INFO] [stdout]   --> tests/common.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn call_sigterm() {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `login`
[INFO] [stdout]   --> tests/common.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub async fn login(&self) -> bool {
[INFO] [stdout]    |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `handle_auth`
[INFO] [stdout]   --> tests/common.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub async fn handle_auth(
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `poll_global`
[INFO] [stdout]   --> tests/common.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub async fn poll_global(_state: State, _connection_list: Arc<MinerList<ConnectionState>>) {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `server_with_auth`
[INFO] [stdout]   --> tests/common.rs:76:14
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub async fn server_with_auth(port: u16) -> StratumServer<State, ConnectionState> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `server_with_global`
[INFO] [stdout]   --> tests/common.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub async fn server_with_global(port: u16) -> StratumServer<State, ConnectionState> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_connections`
[INFO] [stdout]    --> tests/common.rs:109:8
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn generate_connections(num: usize, url: &str, sleep_duration: u64) -> Vec<JoinHandle<usize>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed benches/benchmarks/connections.rs (4 fixes)
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to migrate to next edition
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "dc91a0427a5a906b4cf8b80a3b00d4fc07a8f573cefee984dec7428a51d68242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc91a0427a5a906b4cf8b80a3b00d4fc07a8f573cefee984dec7428a51d68242", kill_on_drop: false }`
[INFO] [stdout] dc91a0427a5a906b4cf8b80a3b00d4fc07a8f573cefee984dec7428a51d68242