[INFO] cloning repository https://github.com/CountTo25/state-emitter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CountTo25/state-emitter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCountTo25%2Fstate-emitter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCountTo25%2Fstate-emitter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 776c484348249e04e9c50642545e63c33b79a098 [INFO] checking CountTo25/state-emitter against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCountTo25%2Fstate-emitter" "/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/CountTo25/state-emitter on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CountTo25/state-emitter [INFO] finished tweaking git repo https://github.com/CountTo25/state-emitter [INFO] tweaked toml for git repo https://github.com/CountTo25/state-emitter written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/CountTo25/state-emitter 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6cabb4b4c22082a9b0add0acb5c857140bc884e27cb1fd22b70b7f1912af7e61 [INFO] running `Command { std: "docker" "start" "-a" "6cabb4b4c22082a9b0add0acb5c857140bc884e27cb1fd22b70b7f1912af7e61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cabb4b4c22082a9b0add0acb5c857140bc884e27cb1fd22b70b7f1912af7e61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cabb4b4c22082a9b0add0acb5c857140bc884e27cb1fd22b70b7f1912af7e61", kill_on_drop: false }` [INFO] [stdout] 6cabb4b4c22082a9b0add0acb5c857140bc884e27cb1fd22b70b7f1912af7e61 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c4c87be0726b0f9775aa5d1dc6e77c2e836ff743f6248ba76a4cb03b0c67f93 [INFO] running `Command { std: "docker" "start" "-a" "0c4c87be0726b0f9775aa5d1dc6e77c2e836ff743f6248ba76a4cb03b0c67f93", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling httparse v1.6.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking tinyvec v1.5.1 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking slab v0.4.5 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking http v0.2.6 [INFO] [stderr] Checking unicode-bidi v0.3.7 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking tracing-core v0.1.23 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking tracing v0.1.32 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking mio v0.8.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking multipart v0.18.0 [INFO] [stderr] Checking sha-1 v0.10.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking headers v0.3.7 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking uuid v0.4.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling tokio-macros v1.7.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.17.0 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tungstenite v0.14.0 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking tokio-tungstenite v0.15.0 [INFO] [stderr] Checking tokio-stream v0.1.8 [INFO] [stderr] Checking h2 v0.3.12 [INFO] [stderr] Checking hyper v0.14.17 [INFO] [stderr] Checking warp v0.3.2 [INFO] [stderr] Checking state-emitter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/types/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/container/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/types/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/container/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/controllers/stores/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde::Deserialize` [INFO] [stdout] --> src/container/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use serde::Deserialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio; [INFO] [stdout] | ^^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/container/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/controllers/stores/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tokio` is imported redundantly [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use tokio; [INFO] [stdout] | ^^^^^ the item `tokio` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `store` [INFO] [stdout] --> src/controllers/stores/mod.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | store: Arc>>>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wsr` [INFO] [stdout] --> src/controllers/stores/mod.rs:86:19 [INFO] [stdout] | [INFO] [stdout] 86 | let (wss, wsr) = socket.split(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_wsr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `store` [INFO] [stdout] --> src/controllers/stores/mod.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | store: Arc>>>, [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_store` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `wsr` [INFO] [stdout] --> src/controllers/stores/mod.rs:86:19 [INFO] [stdout] | [INFO] [stdout] 86 | let (wss, wsr) = socket.split(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_wsr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/controllers/stores/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let val = open_store.insert(key.to_string(), incrementer).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/controllers/stores/mod.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let val = open_store.insert(key.to_string(), incrementer).unwrap(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `toString` should have a snake case name [INFO] [stdout] --> src/types/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | fn toString(&self) -> String; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `to_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `toString` should have a snake case name [INFO] [stdout] --> src/types/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | fn toString(&self) -> String; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `to_string` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/types/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | self.reciever.send(Ok(warp::ws::Message::text(format!("subject:{}|value:{}", subject, value)))); [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] 18 | let _ = self.reciever.send(Ok(warp::ws::Message::text(format!("subject:{}|value:{}", subject, value)))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/types/mod.rs:18:9 [INFO] [stdout] | [INFO] [stdout] 18 | self.reciever.send(Ok(warp::ws::Message::text(format!("subject:{}|value:{}", subject, value)))); [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] 18 | let _ = self.reciever.send(Ok(warp::ws::Message::text(format!("subject:{}|value:{}", subject, value)))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `updateValue` should have a snake case name [INFO] [stdout] --> src/container/mod.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn updateValue(&self, mut unlocked: std::sync::RwLockWriteGuard) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `update_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `updateValue` should have a snake case name [INFO] [stdout] --> src/container/mod.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | fn updateValue(&self, mut unlocked: std::sync::RwLockWriteGuard) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `update_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.72s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "0c4c87be0726b0f9775aa5d1dc6e77c2e836ff743f6248ba76a4cb03b0c67f93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c4c87be0726b0f9775aa5d1dc6e77c2e836ff743f6248ba76a4cb03b0c67f93", kill_on_drop: false }` [INFO] [stdout] 0c4c87be0726b0f9775aa5d1dc6e77c2e836ff743f6248ba76a4cb03b0c67f93