[INFO] fetching crate backoff-futures 0.3.2... [INFO] checking backoff-futures-0.3.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate backoff-futures 0.3.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate backoff-futures 0.3.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate backoff-futures 0.3.2 [INFO] finished tweaking crates.io crate backoff-futures 0.3.2 [INFO] tweaked toml for crates.io crate backoff-futures 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 96 packages to latest compatible versions [INFO] [stderr] Adding async-channel v1.9.0 (available: v2.3.1) [INFO] [stderr] Adding backoff v0.2.1 (available: v0.4.0) [INFO] [stderr] Adding bytes v0.5.6 (available: v1.7.2) [INFO] [stderr] Adding event-listener v2.5.3 (available: v5.3.1) [INFO] [stderr] Adding fastrand v1.9.0 (available: v2.1.1) [INFO] [stderr] Adding flume v0.9.2 (available: v0.11.0) [INFO] [stderr] Adding futures-lite v1.13.0 (available: v2.3.0) [INFO] [stderr] Adding getrandom v0.1.16 (available: v0.2.15) [INFO] [stderr] Adding http v0.2.12 (available: v1.1.0) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding isahc v0.9.14 (available: v1.7.2) [INFO] [stderr] Adding pin-project-lite v0.1.12 (available: v0.2.14) [INFO] [stderr] Adding rand v0.7.3 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (available: v0.3.2) [INFO] [stderr] Adding spinning_top v0.2.5 (available: v0.3.0) [INFO] [stderr] Adding tokio v0.2.25 (available: v1.40.0) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9599073ccd64f70a32cca6720a2307af68a52d6b5bc5d1d3360fda8dd6752778 [INFO] running `Command { std: "docker" "start" "-a" "9599073ccd64f70a32cca6720a2307af68a52d6b5bc5d1d3360fda8dd6752778", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9599073ccd64f70a32cca6720a2307af68a52d6b5bc5d1d3360fda8dd6752778", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9599073ccd64f70a32cca6720a2307af68a52d6b5bc5d1d3360fda8dd6752778", kill_on_drop: false }` [INFO] [stdout] 9599073ccd64f70a32cca6720a2307af68a52d6b5bc5d1d3360fda8dd6752778 [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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7324aa8dee274bbdcefce81ef26ffb56b5f11ff43dc6bdc10877dbcb7c48e706 [INFO] running `Command { std: "docker" "start" "-a" "7324aa8dee274bbdcefce81ef26ffb56b5f11ff43dc6bdc10877dbcb7c48e706", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling curl v0.4.46 [INFO] [stderr] Compiling libz-sys v1.1.20 [INFO] [stderr] Compiling libnghttp2-sys v0.1.10+1.61.0 [INFO] [stderr] Compiling curl-sys v0.4.76+curl-8.10.1 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking instant v0.1.13 [INFO] [stderr] Compiling isahc v0.9.14 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking encoding_rs v0.8.34 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking backoff v0.2.1 [INFO] [stderr] Checking tokio v0.2.25 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking flume v0.9.2 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking backoff-futures v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking sluice v0.5.5 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:227:10 [INFO] [stdout] | [INFO] [stdout] 227 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support [INFO] [stdout] --> src/lib.rs:168:49 [INFO] [stdout] | [INFO] [stdout] 168 | futures::executor::block_on(do_work.with_backoff(&mut backoff)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support [INFO] [stdout] --> src/lib.rs:180:49 [INFO] [stdout] | [INFO] [stdout] 180 | futures::executor::block_on(do_work.with_backoff(&mut backoff)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support [INFO] [stdout] --> src/lib.rs:195:49 [INFO] [stdout] | [INFO] [stdout] 195 | futures::executor::block_on(do_work.with_backoff(&mut backoff)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `BackoffExt::with_backoff`: Use the built-in `backoff::future` async support [INFO] [stdout] --> src/lib.rs:207:49 [INFO] [stdout] | [INFO] [stdout] 207 | futures::executor::block_on(do_work.with_backoff(&mut backoff)); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `BackoffExt::with_backoff_notify`: Use the built-in `backoff::future` async support [INFO] [stdout] --> src/lib.rs:238:47 [INFO] [stdout] | [INFO] [stdout] 238 | let result = runtime.block_on(do_work.with_backoff_notify(&mut backoff, |e, d| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:244:24 [INFO] [stdout] | [INFO] [stdout] 244 | assert_eq!(CALL_COUNTER, CALLS_TO_SUCCESS); [INFO] [stdout] | ^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.36s [INFO] running `Command { std: "docker" "inspect" "7324aa8dee274bbdcefce81ef26ffb56b5f11ff43dc6bdc10877dbcb7c48e706", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7324aa8dee274bbdcefce81ef26ffb56b5f11ff43dc6bdc10877dbcb7c48e706", kill_on_drop: false }` [INFO] [stdout] 7324aa8dee274bbdcefce81ef26ffb56b5f11ff43dc6bdc10877dbcb7c48e706