[INFO] fetching crate futures-rate 0.1.5... [INFO] testing futures-rate-0.1.5 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate futures-rate 0.1.5 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate futures-rate 0.1.5 [INFO] finished tweaking crates.io crate futures-rate 0.1.5 [INFO] tweaked toml for crates.io crate futures-rate 0.1.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate futures-rate 0.1.5 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate futures-rate 0.1.5 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8396b27289696c5419e746d7ceecdce44df0d3e211924d955cdc888a8c48c8aa [INFO] running `Command { std: "docker" "start" "-a" "8396b27289696c5419e746d7ceecdce44df0d3e211924d955cdc888a8c48c8aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8396b27289696c5419e746d7ceecdce44df0d3e211924d955cdc888a8c48c8aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8396b27289696c5419e746d7ceecdce44df0d3e211924d955cdc888a8c48c8aa", kill_on_drop: false }` [INFO] [stdout] 8396b27289696c5419e746d7ceecdce44df0d3e211924d955cdc888a8c48c8aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85a9f98f8904d22a13f62a7fa411985379a71e9e9c84f8de43789478ee33e596 [INFO] running `Command { std: "docker" "start" "-a" "85a9f98f8904d22a13f62a7fa411985379a71e9e9c84f8de43789478ee33e596", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling futures-rate v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/gatekeeper.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | / ( [INFO] [stdout] 105 | | async move { [INFO] [stdout] | |________________^ [INFO] [stdout] ... [INFO] [stdout] 108 | } [INFO] [stdout] | __________________^ [INFO] [stdout] 109 | | // Token {}, [INFO] [stdout] 110 | | ), [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 104 ~ async move { [INFO] [stdout] 105 | ticket.await?; [INFO] [stdout] 106 | Ok(fut.await) [INFO] [stdout] 107 ~ }, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_token` is never used [INFO] [stdout] --> src/inner.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 92 | pub(crate) trait TokenFetcher { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 93 | fn add_token(&self, count: usize); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "85a9f98f8904d22a13f62a7fa411985379a71e9e9c84f8de43789478ee33e596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85a9f98f8904d22a13f62a7fa411985379a71e9e9c84f8de43789478ee33e596", kill_on_drop: false }` [INFO] [stdout] 85a9f98f8904d22a13f62a7fa411985379a71e9e9c84f8de43789478ee33e596 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22220d1ac81a7261052c5c66344ec1713e407dbc60940182f7d21635ea8f54ac [INFO] running `Command { std: "docker" "start" "-a" "22220d1ac81a7261052c5c66344ec1713e407dbc60940182f7d21635ea8f54ac", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling num_cpus v1.11.1 [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/gatekeeper.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | / ( [INFO] [stdout] 105 | | async move { [INFO] [stdout] | |________________^ [INFO] [stdout] ... [INFO] [stdout] 108 | } [INFO] [stdout] | __________________^ [INFO] [stdout] 109 | | // Token {}, [INFO] [stdout] 110 | | ), [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 104 ~ async move { [INFO] [stdout] 105 | ticket.await?; [INFO] [stdout] 106 | Ok(fut.await) [INFO] [stdout] 107 ~ }, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_token` is never used [INFO] [stdout] --> src/inner.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 92 | pub(crate) trait TokenFetcher { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 93 | fn add_token(&self, count: usize); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling futures-rate v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/gatekeeper.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | / ( [INFO] [stdout] 105 | | async move { [INFO] [stdout] | |________________^ [INFO] [stdout] ... [INFO] [stdout] 108 | } [INFO] [stdout] | __________________^ [INFO] [stdout] 109 | | // Token {}, [INFO] [stdout] 110 | | ), [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 104 ~ async move { [INFO] [stdout] 105 | ticket.await?; [INFO] [stdout] 106 | Ok(fut.await) [INFO] [stdout] 107 ~ }, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GateKeeperConfig` and `TokenPolicy` [INFO] [stdout] --> examples/cooperative_mode.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | use futures_rate::{GateKeeper, GateKeeperConfig, TokenPolicy}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/cooperative_mode.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let mut keeper = GateKeeper::new(1); [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: panic message is not a string literal [INFO] [stdout] --> examples/cooperative_mode.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | / format!( [INFO] [stdout] 55 | | "{}'s exclusive access is violated ... which should not happen to this test ...", [INFO] [stdout] 56 | | id [INFO] [stdout] 57 | | ) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 54 ~ [INFO] [stdout] 55 | "{}'s exclusive access is violated ... which should not happen to this test ...", [INFO] [stdout] 56 | id [INFO] [stdout] 57 ~ [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_token` is never used [INFO] [stdout] --> src/inner.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 92 | pub(crate) trait TokenFetcher { [INFO] [stdout] | ------------ method in this trait [INFO] [stdout] 93 | fn add_token(&self, count: usize); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.58s [INFO] running `Command { std: "docker" "inspect" "22220d1ac81a7261052c5c66344ec1713e407dbc60940182f7d21635ea8f54ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22220d1ac81a7261052c5c66344ec1713e407dbc60940182f7d21635ea8f54ac", kill_on_drop: false }` [INFO] [stdout] 22220d1ac81a7261052c5c66344ec1713e407dbc60940182f7d21635ea8f54ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 51f09818df3a1a0ddec5ca15ab0bbfe4129dea7c05735b7b975be6a26afcba27 [INFO] running `Command { std: "docker" "start" "-a" "51f09818df3a1a0ddec5ca15ab0bbfe4129dea7c05735b7b975be6a26afcba27", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/gatekeeper.rs:104:13 [INFO] [stderr] | [INFO] [stderr] 104 | / ( [INFO] [stderr] 105 | | async move { [INFO] [stderr] | |________________^ [INFO] [stderr] ... [INFO] [stderr] 108 | } [INFO] [stderr] | __________________^ [INFO] [stderr] 109 | | // Token {}, [INFO] [stderr] 110 | | ), [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 104 ~ async move { [INFO] [stderr] 105 | ticket.await?; [INFO] [stderr] 106 | Ok(fut.await) [INFO] [stderr] 107 ~ }, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: method `add_token` is never used [INFO] [stderr] --> src/inner.rs:93:8 [INFO] [stderr] | [INFO] [stderr] 92 | pub(crate) trait TokenFetcher { [INFO] [stderr] | ------------ method in this trait [INFO] [stderr] 93 | fn add_token(&self, count: usize); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `futures-rate` (lib) generated 2 warnings (run `cargo fix --lib -p futures-rate` to apply 1 suggestion) [INFO] [stderr] warning: unused imports: `GateKeeperConfig` and `TokenPolicy` [INFO] [stderr] --> examples/cooperative_mode.rs:5:32 [INFO] [stderr] | [INFO] [stderr] 5 | use futures_rate::{GateKeeper, GateKeeperConfig, TokenPolicy}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> examples/cooperative_mode.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let mut keeper = GateKeeper::new(1); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> examples/cooperative_mode.rs:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | / format!( [INFO] [stderr] 55 | | "{}'s exclusive access is violated ... which should not happen to this test ...", [INFO] [stderr] 56 | | id [INFO] [stderr] 57 | | ) [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 54 ~ [INFO] [stderr] 55 | "{}'s exclusive access is violated ... which should not happen to this test ...", [INFO] [stderr] 56 | id [INFO] [stderr] 57 ~ [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `futures-rate` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `futures-rate` (example "cooperative_mode") generated 3 warnings (run `cargo fix --example "cooperative_mode"` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/futures_rate-98d20f4b8e9318e6) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests futures_rate [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stdout] [INFO] [stderr] --> src/gatekeeper.rs:104:13 [INFO] [stdout] running 1 test [INFO] [stderr] | [INFO] [stderr] 104 | / ( [INFO] [stderr] 105 | | async move { [INFO] [stderr] | |________________^ [INFO] [stderr] ... [INFO] [stderr] 108 | } [INFO] [stderr] | __________________^ [INFO] [stderr] 109 | | // Token {}, [INFO] [stderr] 110 | | ), [INFO] [stderr] | |_____________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 104 ~ async move { [INFO] [stderr] 105 | ticket.await?; [INFO] [stderr] 106 | Ok(fut.await) [INFO] [stderr] 107 ~ }, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] test src/lib.rs - (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51f09818df3a1a0ddec5ca15ab0bbfe4129dea7c05735b7b975be6a26afcba27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51f09818df3a1a0ddec5ca15ab0bbfe4129dea7c05735b7b975be6a26afcba27", kill_on_drop: false }` [INFO] [stdout] 51f09818df3a1a0ddec5ca15ab0bbfe4129dea7c05735b7b975be6a26afcba27