[INFO] fetching crate rxs 0.1.0... [INFO] building rxs-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate rxs 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate rxs 0.1.0 [INFO] finished tweaking crates.io crate rxs 0.1.0 [INFO] tweaked toml for crates.io crate rxs 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rxs 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20727f2180f70c2e179f60ee373da4588ea0d4284fed8cb832b7ff5756905cb6 [INFO] running `Command { std: "docker" "start" "-a" "20727f2180f70c2e179f60ee373da4588ea0d4284fed8cb832b7ff5756905cb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20727f2180f70c2e179f60ee373da4588ea0d4284fed8cb832b7ff5756905cb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20727f2180f70c2e179f60ee373da4588ea0d4284fed8cb832b7ff5756905cb6", kill_on_drop: false }` [INFO] [stdout] 20727f2180f70c2e179f60ee373da4588ea0d4284fed8cb832b7ff5756905cb6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 145c637a24caa019d2df1a4b5e3966bc2d4fac7c5dcbfe61bd4eb89e74579779 [INFO] running `Command { std: "docker" "start" "-a" "145c637a24caa019d2df1a4b5e3966bc2d4fac7c5dcbfe61bd4eb89e74579779", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.19 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling derive-where v1.6.0 [INFO] [stderr] Compiling rxs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `alloc::boxed::Box` [INFO] [stdout] --> src/observable/combine_latest.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/combine_latest.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/observable/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt::Debug` [INFO] [stdout] --> src/observer/transform.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnaryClosure` [INFO] [stdout] --> src/subject/transform.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::transform::{Transformer, UnaryClosure}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::cell::RefCell` [INFO] [stdout] --> src/subscription.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/transform/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/recorder.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/subject/behavior.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 51 | impl BehaviorSubject { [INFO] [stdout] | ---------------------------------------------------- method in this implementation [INFO] [stdout] 52 | fn value(&self) -> T::Owned { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/subject/unite.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl UniteSubject { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 28 | fn into_inner(self) -> (ER, ABLE) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.37s [INFO] running `Command { std: "docker" "inspect" "145c637a24caa019d2df1a4b5e3966bc2d4fac7c5dcbfe61bd4eb89e74579779", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "145c637a24caa019d2df1a4b5e3966bc2d4fac7c5dcbfe61bd4eb89e74579779", kill_on_drop: false }` [INFO] [stdout] 145c637a24caa019d2df1a4b5e3966bc2d4fac7c5dcbfe61bd4eb89e74579779 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81ab1a1cfe69b2e13fbc9a3adc805640fcad4d702e90bd7ef1d3b588985c0818 [INFO] running `Command { std: "docker" "start" "-a" "81ab1a1cfe69b2e13fbc9a3adc805640fcad4d702e90bd7ef1d3b588985c0818", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stdout] warning: unused import: `alloc::boxed::Box` [INFO] [stdout] --> src/observable/combine_latest.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/combine_latest.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/observable/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt::Debug` [INFO] [stdout] --> src/observer/transform.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnaryClosure` [INFO] [stdout] --> src/subject/transform.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::transform::{Transformer, UnaryClosure}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::cell::RefCell` [INFO] [stdout] --> src/subscription.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/transform/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/recorder.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `value` is never used [INFO] [stdout] --> src/subject/behavior.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 51 | impl BehaviorSubject { [INFO] [stdout] | ---------------------------------------------------- method in this implementation [INFO] [stdout] 52 | fn value(&self) -> T::Owned { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/subject/unite.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl UniteSubject { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 28 | fn into_inner(self) -> (ER, ABLE) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_test v1.0.177 [INFO] [stderr] Compiling rxs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `alloc::boxed::Box` [INFO] [stdout] --> src/observable/combine_latest.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/combine_latest.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/observable/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::ops::Deref` [INFO] [stdout] --> src/observable/mod.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use core::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/observable/mod.rs:82:9 [INFO] [stdout] | [INFO] [stdout] 82 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::fmt::Debug` [INFO] [stdout] --> src/observer/transform.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `alloc::string::String` [INFO] [stdout] --> src/observer/mod.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | use alloc::string::String; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `alloc::string::ToString` [INFO] [stdout] --> src/subject/behavior.rs:152:9 [INFO] [stdout] | [INFO] [stdout] 152 | use alloc::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `serde_test::Token` [INFO] [stdout] --> src/subject/behavior.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | use serde_test::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `UnaryClosure` [INFO] [stdout] --> src/subject/transform.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::transform::{Transformer, UnaryClosure}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::cell::RefCell` [INFO] [stdout] --> src/subscription.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::Borrow` [INFO] [stdout] --> src/transform/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::borrow::Borrow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::borrow::BorrowMut` [INFO] [stdout] --> src/recorder.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use core::borrow::BorrowMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/subject/passthrough.rs:121:19 [INFO] [stdout] | [INFO] [stdout] 121 | move |val: &u8| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/subject/mod.rs:141:22 [INFO] [stdout] | [INFO] [stdout] 141 | fn test_type(s: &impl Subject) {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `into_inner` is never used [INFO] [stdout] --> src/subject/unite.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 27 | impl UniteSubject { [INFO] [stdout] | ------------------------------------- method in this implementation [INFO] [stdout] 28 | fn into_inner(self) -> (ER, ABLE) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.77s [INFO] running `Command { std: "docker" "inspect" "81ab1a1cfe69b2e13fbc9a3adc805640fcad4d702e90bd7ef1d3b588985c0818", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81ab1a1cfe69b2e13fbc9a3adc805640fcad4d702e90bd7ef1d3b588985c0818", kill_on_drop: false }` [INFO] [stdout] 81ab1a1cfe69b2e13fbc9a3adc805640fcad4d702e90bd7ef1d3b588985c0818