[INFO] cloning repository https://github.com/umgefahren/fast-irc-pairing-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umgefahren/fast-irc-pairing-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumgefahren%2Ffast-irc-pairing-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumgefahren%2Ffast-irc-pairing-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce437ea5925880637b3fdd2a46e1c35ff629e42f [INFO] checking umgefahren/fast-irc-pairing-server against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumgefahren%2Ffast-irc-pairing-server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/umgefahren/fast-irc-pairing-server on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/umgefahren/fast-irc-pairing-server [INFO] finished tweaking git repo https://github.com/umgefahren/fast-irc-pairing-server [INFO] tweaked toml for git repo https://github.com/umgefahren/fast-irc-pairing-server written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/umgefahren/fast-irc-pairing-server 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quinn-udp v0.1.0 [INFO] [stderr] Downloaded bincode_derive v2.0.0-beta.2 [INFO] [stderr] Downloaded quinn v0.8.0 [INFO] [stderr] Downloaded rustls-native-certs v0.6.1 [INFO] [stderr] Downloaded virtue v0.0.4 [INFO] [stderr] Downloaded bincode v2.0.0-beta.2 [INFO] [stderr] Downloaded flume v0.10.10 [INFO] [stderr] Downloaded rcgen v0.8.14 [INFO] [stderr] Downloaded yasna v0.4.0 [INFO] [stderr] Downloaded quinn-proto v0.8.0 [INFO] [stderr] Downloaded libc v0.2.116 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b3230a0cfbf4d861c0c5d3c13b5b360dd35dc735540c462444eddce2202328c0 [INFO] running `Command { std: "docker" "start" "-a" "b3230a0cfbf4d861c0c5d3c13b5b360dd35dc735540c462444eddce2202328c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3230a0cfbf4d861c0c5d3c13b5b360dd35dc735540c462444eddce2202328c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3230a0cfbf4d861c0c5d3c13b5b360dd35dc735540c462444eddce2202328c0", kill_on_drop: false }` [INFO] [stdout] b3230a0cfbf4d861c0c5d3c13b5b360dd35dc735540c462444eddce2202328c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd8e4b2502437d7d45558bdef3ee2a586673a429333290e2eedcee16f013fd9b [INFO] running `Command { std: "docker" "start" "-a" "bd8e4b2502437d7d45558bdef3ee2a586673a429333290e2eedcee16f013fd9b", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.116 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Checking tracing-core v0.1.21 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking rustls-pemfile v0.2.1 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking rustls-native-certs v0.6.1 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Compiling virtue v0.0.4 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking pem v1.0.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking nanorand v0.6.1 [INFO] [stderr] Checking spin v0.9.2 [INFO] [stderr] Compiling bincode_derive v2.0.0-beta.2 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking yasna v0.4.0 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking bincode v2.0.0-beta.2 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking rcgen v0.8.14 [INFO] [stderr] Checking rustls v0.20.2 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.16.1 [INFO] [stderr] Checking tracing v0.1.29 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking flume v0.10.10 [INFO] [stderr] Checking quinn-proto v0.8.0 [INFO] [stderr] Checking quinn-udp v0.1.0 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking quinn v0.8.0 [INFO] [stderr] Checking lib v0.1.0 (/opt/rustwide/workdir/lib) [INFO] [stderr] Checking client v0.1.0 (/opt/rustwide/workdir/client) [INFO] [stderr] Checking server v0.1.0 (/opt/rustwide/workdir/server) [INFO] [stdout] warning: function `listen` is never used [INFO] [stdout] --> server/src/client_acceptor.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | pub(crate) async fn listen(mut incoming: quinn::Incoming) -> Result<(Arc>>>, JoinHandle<()>), Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `listen` is never used [INFO] [stdout] --> server/src/client_acceptor.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | pub(crate) async fn listen(mut incoming: quinn::Incoming) -> Result<(Arc>>>, JoinHandle<()>), Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `process` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) struct BridgeHandler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 30 | process: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `handle` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 68 | pub(crate) struct InitBridgeRequestHandler { [INFO] [stdout] | ------------------------ field in this struct [INFO] [stdout] 69 | handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `process` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 29 | pub(crate) struct BridgeHandler { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 30 | process: JoinHandle<()>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `bridges`, `handle`, and `bi_stream_handle` are never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:166:5 [INFO] [stdout] | [INFO] [stdout] 164 | pub(crate) struct ConnHandler { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 165 | // Bridge handler keyed by conn_id and peer_id [INFO] [stdout] 166 | bridges: Arc>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 167 | handle: JoinHandle>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 168 | bi_stream_handle: JoinHandle>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `handle` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 68 | pub(crate) struct InitBridgeRequestHandler { [INFO] [stdout] | ------------------------ field in this struct [INFO] [stdout] 69 | handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:261:5 [INFO] [stdout] | [INFO] [stdout] 260 | pub(crate) struct ConnHandlerManager { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 261 | map: Arc>, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `bridges`, `handle`, and `bi_stream_handle` are never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:166:5 [INFO] [stdout] | [INFO] [stdout] 164 | pub(crate) struct ConnHandler { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 165 | // Bridge handler keyed by conn_id and peer_id [INFO] [stdout] 166 | bridges: Arc>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 167 | handle: JoinHandle>>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 168 | bi_stream_handle: JoinHandle>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `cancel` is never used [INFO] [stdout] --> server/src/conn_handler_manager.rs:283:18 [INFO] [stdout] | [INFO] [stdout] 265 | impl ConnHandlerManager { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 283 | pub async fn cancel(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `map` is never read [INFO] [stdout] --> server/src/conn_handler_manager.rs:261:5 [INFO] [stdout] | [INFO] [stdout] 260 | pub(crate) struct ConnHandlerManager { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 261 | map: Arc>, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `cancel` is never used [INFO] [stdout] --> server/src/conn_handler_manager.rs:283:18 [INFO] [stdout] | [INFO] [stdout] 265 | impl ConnHandlerManager { [INFO] [stdout] | ----------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 283 | pub async fn cancel(&mut self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | conn_handler_manager.handle.await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = conn_handler_manager.handle.await.unwrap(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> server/src/main.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | conn_handler_manager.handle.await.unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = conn_handler_manager.handle.await.unwrap(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.58s [INFO] running `Command { std: "docker" "inspect" "bd8e4b2502437d7d45558bdef3ee2a586673a429333290e2eedcee16f013fd9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd8e4b2502437d7d45558bdef3ee2a586673a429333290e2eedcee16f013fd9b", kill_on_drop: false }` [INFO] [stdout] bd8e4b2502437d7d45558bdef3ee2a586673a429333290e2eedcee16f013fd9b