[INFO] fetching crate throttled_json_rpc 0.0.6... [INFO] checking throttled_json_rpc-0.0.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate throttled_json_rpc 0.0.6 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate throttled_json_rpc 0.0.6 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 crates.io crate throttled_json_rpc 0.0.6 [INFO] finished tweaking crates.io crate throttled_json_rpc 0.0.6 [INFO] tweaked toml for crates.io crate throttled_json_rpc 0.0.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 166 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding base64 v0.10.1 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding cookie v0.12.0 (latest: v0.18.1) [INFO] [stderr] Adding cookie_store v0.7.0 (latest: v0.21.0) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding dtoa v0.4.8 (latest: v1.0.9) [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding h2 v0.1.26 (latest: v0.4.4) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding http v0.1.21 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.1.0 (latest: v1.0.0) [INFO] [stderr] Adding hyper v0.12.36 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.3.2 (latest: v0.6.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding idna v0.2.3 (latest: v0.5.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.9) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding publicsuffix v1.5.6 (latest: v2.2.3) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding reqwest v0.9.24 (latest: v0.12.2) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding serde_urlencoded v0.5.5 (latest: v0.7.1) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding string v0.2.1 (latest: v0.3.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.8.0) [INFO] [stderr] Adding want v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding winreg v0.6.2 (latest: v0.52.0) [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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cf6a6c740d662824b096617b80f1d1f91f91d9095d04230c7b39b2feced647a4 [INFO] running `Command { std: "docker" "start" "-a" "cf6a6c740d662824b096617b80f1d1f91f91d9095d04230c7b39b2feced647a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf6a6c740d662824b096617b80f1d1f91f91d9095d04230c7b39b2feced647a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf6a6c740d662824b096617b80f1d1f91f91d9095d04230c7b39b2feced647a4", kill_on_drop: false }` [INFO] [stdout] cf6a6c740d662824b096617b80f1d1f91f91d9095d04230c7b39b2feced647a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e47301d3eacb369c5c0c6ca24deb0938cb5f6db0dddc4883e55e1406c1cbacc9 [INFO] running `Command { std: "docker" "start" "-a" "e47301d3eacb369c5c0c6ca24deb0938cb5f6db0dddc4883e55e1406c1cbacc9", kill_on_drop: false }` [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking parking_lot_core v0.6.3 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking openssl v0.10.64 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking publicsuffix v1.5.6 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking throttled_json_rpc v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: type alias `Stuff` is never used [INFO] [stdout] --> src/lib.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type Stuff = String; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking hyper v0.12.36 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking native-tls v0.2.11 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stdout] warning: type alias `Stuff` is never used [INFO] [stdout] --> src/lib.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type Stuff = String; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `a`, `b`, and `send` are never used [INFO] [stdout] --> src/lib.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 8 | / jsonrpc_client!(pub struct RpcClient { [INFO] [stdout] 9 | | single: [INFO] [stdout] 10 | | pub fn a(&self, i: usize) -> Result; [INFO] [stdout] | | ^ [INFO] [stdout] 11 | | enum: [INFO] [stdout] 12 | | pub fn b(&self) -> Result)>; [INFO] [stdout] | | ^ [INFO] [stdout] 13 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] ::: src/macros.rs:143:19 [INFO] [stdout] | [INFO] [stdout] 143 | pub trait BatchRequest<$struct_name, T: for<'de> Deserialize<'de>> { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 156 | fn send(&mut self) -> Result, Error>; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `jsonrpc_client` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max_batch_size` is never read [INFO] [stdout] --> src/macros.rs:228:13 [INFO] [stdout] | [INFO] [stdout] 228 | max_batch_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:8:32 [INFO] [stdout] | [INFO] [stdout] 8 | jsonrpc_client!(pub struct RpcClient { [INFO] [stdout] | - --------- field in this struct [INFO] [stdout] | _____| [INFO] [stdout] | | [INFO] [stdout] 9 | | single: [INFO] [stdout] 10 | | pub fn a(&self, i: usize) -> Result; [INFO] [stdout] 11 | | enum: [INFO] [stdout] 12 | | pub fn b(&self) -> Result)>; [INFO] [stdout] 13 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `jsonrpc_client` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `batcher`, `call_method`, `a`, and `b` are never used [INFO] [stdout] --> src/lib.rs:10:20 [INFO] [stdout] | [INFO] [stdout] 8 | / jsonrpc_client!(pub struct RpcClient { [INFO] [stdout] 9 | | single: [INFO] [stdout] 10 | | pub fn a(&self, i: usize) -> Result; [INFO] [stdout] | | ^ [INFO] [stdout] 11 | | enum: [INFO] [stdout] 12 | | pub fn b(&self) -> Result)>; [INFO] [stdout] | | ^ [INFO] [stdout] 13 | | }); [INFO] [stdout] | |______- in this macro invocation [INFO] [stdout] | [INFO] [stdout] ::: src/macros.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 232 | ... impl $struct_name { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 233 | ... pub fn new(uri: String, user: Option, pass: Option, max_concurrency: usize, rps: usize, max_batch_size: usize) ... [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 247 | ... pub fn batcher<'a, T: for<'de> Deserialize<'de>>(&'a self) -> BatcherPair<'a, T> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 256 | ... fn call_method(&self, method: &'static str, params: T) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `jsonrpc_client` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `b` is never used [INFO] [stdout] --> src/lib.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn b(&self) -> Result)>; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `b` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: this warning originates in the macro `jsonrpc_client` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `A` and `B` are never used [INFO] [stdout] --> src/lib.rs:12:39 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn b(&self) -> Result)>; [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] ::: src/macros.rs:102:21 [INFO] [stdout] | [INFO] [stdout] 102 | impl $method_b { [INFO] [stdout] | -------------- methods in this implementation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `jsonrpc_client` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.20s [INFO] running `Command { std: "docker" "inspect" "e47301d3eacb369c5c0c6ca24deb0938cb5f6db0dddc4883e55e1406c1cbacc9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e47301d3eacb369c5c0c6ca24deb0938cb5f6db0dddc4883e55e1406c1cbacc9", kill_on_drop: false }` [INFO] [stdout] e47301d3eacb369c5c0c6ca24deb0938cb5f6db0dddc4883e55e1406c1cbacc9