[INFO] fetching crate fumio-reactor 0.1.0... [INFO] testing fumio-reactor-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate fumio-reactor 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate fumio-reactor 0.1.0 [INFO] finished tweaking crates.io crate fumio-reactor 0.1.0 [INFO] tweaked toml for crates.io crate fumio-reactor 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fumio-reactor 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 27 packages to latest compatible versions [INFO] [stderr] Adding mio v0.6.23 (available: v1.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fumio-utils v0.1.0 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b4ab1db00fe1ed0f3919219097864999208bc713e279dacbc48358d09cefa632 [INFO] running `Command { std: "docker" "start" "-a" "b4ab1db00fe1ed0f3919219097864999208bc713e279dacbc48358d09cefa632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4ab1db00fe1ed0f3919219097864999208bc713e279dacbc48358d09cefa632", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4ab1db00fe1ed0f3919219097864999208bc713e279dacbc48358d09cefa632", kill_on_drop: false }` [INFO] [stdout] b4ab1db00fe1ed0f3919219097864999208bc713e279dacbc48358d09cefa632 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 959e2816590a6c386e75841452f799c490088b9c09a143b1ec345d2720744e6b [INFO] running `Command { std: "docker" "start" "-a" "959e2816590a6c386e75841452f799c490088b9c09a143b1ec345d2720744e6b", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.4.12 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling fumio-utils v0.1.0 [INFO] [stderr] Compiling fumio-reactor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/reactor/registration.rs:167:80 [INFO] [stdout] | [INFO] [stdout] 167 | let task = ReactorTask::new(handle.clone(), self.read_mask, self.write_mask);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/reactor/registration.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | core::sync::atomic::spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/reactor/task.rs:46:31 [INFO] [stdout] | [INFO] [stdout] 46 | let prev = task.inner.state.compare_and_swap(0, STATE_QUEUED, Ordering::Release); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `wake_target` is never read [INFO] [stdout] --> src/reactor.rs:33:2 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Reactor { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | wake_target: mio::Registration, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Reactor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s [INFO] running `Command { std: "docker" "inspect" "959e2816590a6c386e75841452f799c490088b9c09a143b1ec345d2720744e6b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "959e2816590a6c386e75841452f799c490088b9c09a143b1ec345d2720744e6b", kill_on_drop: false }` [INFO] [stdout] 959e2816590a6c386e75841452f799c490088b9c09a143b1ec345d2720744e6b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4001a49a06f189cc3cc5a2167925c69371a6b6a8f185b41fdc97be6ceae232b0 [INFO] running `Command { std: "docker" "start" "-a" "4001a49a06f189cc3cc5a2167925c69371a6b6a8f185b41fdc97be6ceae232b0", kill_on_drop: false }` [INFO] [stderr] Compiling fumio-reactor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/reactor/registration.rs:167:80 [INFO] [stdout] | [INFO] [stdout] 167 | let task = ReactorTask::new(handle.clone(), self.read_mask, self.write_mask);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/reactor/registration.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | core::sync::atomic::spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/reactor/task.rs:46:31 [INFO] [stdout] | [INFO] [stdout] 46 | let prev = task.inner.state.compare_and_swap(0, STATE_QUEUED, Ordering::Release); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `wake_target` is never read [INFO] [stdout] --> src/reactor.rs:33:2 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Reactor { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | wake_target: mio::Registration, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Reactor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/reactor/registration.rs:167:80 [INFO] [stdout] | [INFO] [stdout] 167 | let task = ReactorTask::new(handle.clone(), self.read_mask, self.write_mask);; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/reactor/registration.rs:28:24 [INFO] [stdout] | [INFO] [stdout] 28 | core::sync::atomic::spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/reactor/task.rs:46:31 [INFO] [stdout] | [INFO] [stdout] 46 | let prev = task.inner.state.compare_and_swap(0, STATE_QUEUED, Ordering::Release); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `wake_target` is never read [INFO] [stdout] --> src/reactor.rs:33:2 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Reactor { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 33 | wake_target: mio::Registration, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Reactor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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 0.56s [INFO] running `Command { std: "docker" "inspect" "4001a49a06f189cc3cc5a2167925c69371a6b6a8f185b41fdc97be6ceae232b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4001a49a06f189cc3cc5a2167925c69371a6b6a8f185b41fdc97be6ceae232b0", kill_on_drop: false }` [INFO] [stdout] 4001a49a06f189cc3cc5a2167925c69371a6b6a8f185b41fdc97be6ceae232b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 72a5b6356017ea673a0fa498b7ddd584109c9526ca34c14923a1fb0901d29d1e [INFO] running `Command { std: "docker" "start" "-a" "72a5b6356017ea673a0fa498b7ddd584109c9526ca34c14923a1fb0901d29d1e", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/reactor/registration.rs:167:80 [INFO] [stderr] | [INFO] [stderr] 167 | let task = ReactorTask::new(handle.clone(), self.read_mask, self.write_mask);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stderr] --> src/reactor/registration.rs:28:24 [INFO] [stderr] | [INFO] [stderr] 28 | core::sync::atomic::spin_loop_hint(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/reactor/task.rs:46:31 [INFO] [stderr] | [INFO] [stderr] 46 | let prev = task.inner.state.compare_and_swap(0, STATE_QUEUED, Ordering::Release); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `wake_target` is never read [INFO] [stderr] --> src/reactor.rs:33:2 [INFO] [stderr] | [INFO] [stderr] 30 | pub struct Reactor { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 33 | wake_target: mio::Registration, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Reactor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `fumio-reactor` (lib) generated 4 warnings [INFO] [stderr] warning: `fumio-reactor` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fumio_reactor-5390b016ca2f0946) [INFO] [stdout] [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 fumio_reactor [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/reactor/registration.rs:167:80 [INFO] [stderr] | [INFO] [stderr] 167 | let task = ReactorTask::new(handle.clone(), self.read_mask, self.write_mask);; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [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] running `Command { std: "docker" "inspect" "72a5b6356017ea673a0fa498b7ddd584109c9526ca34c14923a1fb0901d29d1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72a5b6356017ea673a0fa498b7ddd584109c9526ca34c14923a1fb0901d29d1e", kill_on_drop: false }` [INFO] [stdout] 72a5b6356017ea673a0fa498b7ddd584109c9526ca34c14923a1fb0901d29d1e