[INFO] fetching crate simplesocket 1.0.0... [INFO] checking simplesocket-1.0.0 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385 [INFO] extracting crate simplesocket 1.0.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate simplesocket 1.0.0 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simplesocket 1.0.0 [INFO] finished tweaking crates.io crate simplesocket 1.0.0 [INFO] tweaked toml for crates.io crate simplesocket 1.0.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5d887bed761b766879e6388916af7f0363c942dab2272b5859f2c028228b038 [INFO] running `Command { std: "docker" "start" "-a" "a5d887bed761b766879e6388916af7f0363c942dab2272b5859f2c028228b038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5d887bed761b766879e6388916af7f0363c942dab2272b5859f2c028228b038", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5d887bed761b766879e6388916af7f0363c942dab2272b5859f2c028228b038", kill_on_drop: false }` [INFO] [stdout] a5d887bed761b766879e6388916af7f0363c942dab2272b5859f2c028228b038 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f650b1e07b194f90d7240ddf2aef6f416a60dc97802528dc02c9a9617e47d27 [INFO] running `Command { std: "docker" "start" "-a" "8f650b1e07b194f90d7240ddf2aef6f416a60dc97802528dc02c9a9617e47d27", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling syn v1.0.102 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling openssl-sys v0.9.76 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Compiling openssl v0.10.42 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Compiling tokio v1.21.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling rustls v0.20.6 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling futures-macro v0.3.24 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking sct v0.7.0 [INFO] [stderr] Checking webpki v0.22.0 [INFO] [stderr] Checking block-buffer v0.10.3 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling serde_derive v1.0.145 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking form_urlencoded v1.1.0 [INFO] [stderr] Checking idna v0.3.0 [INFO] [stderr] Checking digest v0.10.5 [INFO] [stderr] Compiling thiserror-impl v1.0.37 [INFO] [stderr] Compiling serde v1.0.145 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking url v2.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking rustls-pemfile v1.0.1 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling serde_json v1.0.85 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking tokio-rustls v0.23.4 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking futures-executor v0.3.24 [INFO] [stderr] Checking rustls-native-certs v0.6.2 [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking futures v0.3.24 [INFO] [stderr] Checking tungstenite v0.17.3 [INFO] [stderr] Checking tokio-tungstenite v0.17.2 [INFO] [stderr] Checking simplesocket v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `cell::Cell` [INFO] [stdout] --> src/context.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{cell::Cell, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cell::Cell` [INFO] [stdout] --> src/context.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{cell::Cell, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::Future` [INFO] [stdout] --> src/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::Future` [INFO] [stdout] --> src/context.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use futures::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLock` [INFO] [stdout] --> src/context.rs:10:25 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::sync::{mpsc, RwLock, Mutex}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLock` [INFO] [stdout] --> src/context.rs:10:25 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio::sync::{mpsc, RwLock, Mutex}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::Future` [INFO] [stdout] --> src/subscription.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::Future` [INFO] [stdout] --> src/subscription.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use futures::Future; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Serialize` [INFO] [stdout] --> src/subscription.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde::Serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Serialize` [INFO] [stdout] --> src/subscription.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use serde::Serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Visitor` [INFO] [stdout] --> src/message.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Serialize, Deserialize, de::{Visitor, Error}}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Visitor` [INFO] [stdout] --> src/message.rs:1:42 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::{Serialize, Deserialize, de::{Visitor, Error}}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::json` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_json::json` [INFO] [stdout] --> src/lib.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLock` [INFO] [stdout] --> src/lib.rs:11:34 [INFO] [stdout] | [INFO] [stdout] 11 | use tokio::sync::{mpsc::channel, RwLock}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RwLock` [INFO] [stdout] --> src/lib.rs:11:34 [INFO] [stdout] | [INFO] [stdout] 11 | use tokio::sync::{mpsc::channel, RwLock}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:16:76 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn connect_socket(project_id: &'static str, token: &'static str, mut events: impl Events) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:16:76 [INFO] [stdout] | [INFO] [stdout] 16 | pub async fn connect_socket(project_id: &'static str, token: &'static str, mut events: impl Events) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/message.rs:49:7 [INFO] [stdout] | [INFO] [stdout] 49 | let val = serde_json::Value::deserialize(deserializer)?.as_array().unwrap_or(Err(Error::custom("not an array"))?); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/message.rs:49:7 [INFO] [stdout] | [INFO] [stdout] 49 | let val = serde_json::Value::deserialize(deserializer)?.as_array().unwrap_or(Err(Error::custom("not an array"))?); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `hash` and `filter` are never read [INFO] [stdout] --> src/subscription.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct Subscription { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 12 | pub hash: i64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub callback: Arc>, [INFO] [stdout] 14 | pub filter: Value, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Publish`, `Edit`, `Unsubscribe`, `Remote` and `DefaultConfig` are never constructed [INFO] [stdout] --> src/message.rs:58:2 [INFO] [stdout] | [INFO] [stdout] 55 | enum MessageType { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Publish = 3, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 59 | Edit = 4, [INFO] [stdout] | ^^^^ [INFO] [stdout] 60 | Unsubscribe = 5, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 61 | Remote = 6, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 62 | DefaultConfig = 7, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `hash` and `filter` are never read [INFO] [stdout] --> src/subscription.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct Subscription { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 12 | pub hash: i64, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | pub callback: Arc>, [INFO] [stdout] 14 | pub filter: Value, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Publish`, `Edit`, `Unsubscribe`, `Remote` and `DefaultConfig` are never constructed [INFO] [stdout] --> src/message.rs:58:2 [INFO] [stdout] | [INFO] [stdout] 55 | enum MessageType { [INFO] [stdout] | ----------- variants in this enum [INFO] [stdout] ... [INFO] [stdout] 58 | Publish = 3, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 59 | Edit = 4, [INFO] [stdout] | ^^^^ [INFO] [stdout] 60 | Unsubscribe = 5, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 61 | Remote = 6, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 62 | DefaultConfig = 7, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 39.81s [INFO] running `Command { std: "docker" "inspect" "8f650b1e07b194f90d7240ddf2aef6f416a60dc97802528dc02c9a9617e47d27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f650b1e07b194f90d7240ddf2aef6f416a60dc97802528dc02c9a9617e47d27", kill_on_drop: false }` [INFO] [stdout] 8f650b1e07b194f90d7240ddf2aef6f416a60dc97802528dc02c9a9617e47d27