[INFO] fetching crate stratum-server 2.0.0-beta.34... [INFO] checking stratum-server-2.0.0-beta.34 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] extracting crate stratum-server 2.0.0-beta.34 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate stratum-server 2.0.0-beta.34 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate stratum-server 2.0.0-beta.34 [INFO] finished tweaking crates.io crate stratum-server 2.0.0-beta.34 [INFO] tweaked toml for crates.io crate stratum-server 2.0.0-beta.34 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tide v0.12.0 [INFO] [stderr] Downloaded procfs v0.8.1 [INFO] [stderr] Downloaded logtest v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 795a738960c6d78f879a4b7a04594f4c50c7825bb73dca4047cf851e09d1ee10 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "795a738960c6d78f879a4b7a04594f4c50c7825bb73dca4047cf851e09d1ee10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "795a738960c6d78f879a4b7a04594f4c50c7825bb73dca4047cf851e09d1ee10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "795a738960c6d78f879a4b7a04594f4c50c7825bb73dca4047cf851e09d1ee10", kill_on_drop: false }` [INFO] [stdout] 795a738960c6d78f879a4b7a04594f4c50c7825bb73dca4047cf851e09d1ee10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d6a1714f8240a9a31c028dcd4cdf099f42168aaaddb654e9794fc5867df4d5a5 [INFO] running `Command { std: "docker" "start" "-a" "d6a1714f8240a9a31c028dcd4cdf099f42168aaaddb654e9794fc5867df4d5a5", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling pin-project-internal v0.4.25 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Compiling 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[stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking async-channel v1.4.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking nb-connect v1.0.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling standback v0.2.10 [INFO] [stderr] Compiling time v0.2.22 [INFO] [stderr] Compiling cookie v0.14.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking polling v1.1.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking logtest v2.0.0 [INFO] [stderr] Checking futures-lite v1.8.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking libflate v1.0.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking byte-pool v0.2.2 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rayon-core v1.8.1 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking async-io v1.1.6 [INFO] [stderr] Checking blocking v1.0.0 [INFO] [stderr] Checking block-cipher v0.7.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking universal-hash v0.4.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking aead v0.3.2 [INFO] [stderr] Checking procfs v0.8.1 [INFO] [stderr] Checking aes-soft v0.4.0 [INFO] [stderr] Checking polyval v0.4.1 [INFO] [stderr] Checking hmac v0.8.1 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking sha2 v0.9.1 [INFO] [stderr] Checking hkdf v0.9.0 [INFO] [stderr] Checking ghash v0.3.0 [INFO] [stderr] Checking async-global-executor v1.3.0 [INFO] [stderr] Checking rayon v1.4.1 [INFO] [stderr] Checking aes v0.4.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking aes-gcm v0.6.0 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling async-attributes v1.1.1 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling async-trait v0.1.41 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking async-std v1.6.5 [INFO] [stderr] Checking thiserror v1.0.20 [INFO] [stderr] Checking pin-project v0.4.25 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking serde_json v1.0.58 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Checking serde_qs v0.7.0 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking femme v2.1.1 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking async-h1 v2.1.2 [INFO] [stderr] Checking async-sse v4.0.1 [INFO] [stderr] Checking tide v0.12.0 [INFO] [stderr] Checking stratum-server v2.0.0-beta.34 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Counter`, `labels`, `opts`, `register_counter` [INFO] [stdout] --> src/metrics.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use prometheus::{labels, opts, register_counter, register_gauge, Counter, Gauge}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Counter`, `labels`, `opts`, `register_counter` [INFO] [stdout] --> src/metrics.rs:3:18 [INFO] [stdout] | [INFO] [stdout] 3 | use prometheus::{labels, opts, register_counter, register_gauge, Counter, Gauge}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/api.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let start = Instant::now(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/connection.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 284 | let msg = serde_json::to_vec(&message)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start` [INFO] [stdout] --> src/api.rs:38:13 [INFO] [stdout] | [INFO] [stdout] 38 | let start = Instant::now(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_start` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `msg` [INFO] [stdout] --> src/connection.rs:284:13 [INFO] [stdout] | [INFO] [stdout] 284 | let msg = serde_json::to_vec(&message)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_msg` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 173 | wh.write_all(&msg.as_bytes()).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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | wh.write_all(b"\n").await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 173 | wh.write_all(&msg.as_bytes()).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: unused `std::result::Result` that must be used [INFO] [stdout] --> src/tcp.rs:178:9 [INFO] [stdout] | [INFO] [stdout] 178 | wh.write_all(b"\n").await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/basic_server_tcp_test.rs:6:50 [INFO] [stdout] | [INFO] [stdout] 6 | use stratum_server::{Connection, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `async_std::net::TcpStream` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use async_std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::io::AsyncWriteExt` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use futures::io::AsyncWriteExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::SinkExt` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use futures::SinkExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `stratum_server::StratumServer` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use stratum_server::StratumServer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `StratumResult` [INFO] [stdout] --> tests/basic_server_websocket_test.rs:8:50 [INFO] [stdout] | [INFO] [stdout] 8 | use stratum_server::{Connection, StratumRequest, StratumResult}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/basic_server_tcp_test.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | server.start().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: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/basic_server_tcp_test.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | stream.write_all(msg.as_bytes()).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> tests/basic_server_tcp_test.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | stream.write_all(b"\n").await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 57s [INFO] running `Command { std: "docker" "inspect" "d6a1714f8240a9a31c028dcd4cdf099f42168aaaddb654e9794fc5867df4d5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6a1714f8240a9a31c028dcd4cdf099f42168aaaddb654e9794fc5867df4d5a5", kill_on_drop: false }` [INFO] [stdout] d6a1714f8240a9a31c028dcd4cdf099f42168aaaddb654e9794fc5867df4d5a5