[INFO] fetching crate bastion-qutex 0.2.4... [INFO] testing bastion-qutex-0.2.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate bastion-qutex 0.2.4 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate bastion-qutex 0.2.4 [INFO] finished tweaking crates.io crate bastion-qutex 0.2.4 [INFO] tweaked toml for crates.io crate bastion-qutex 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bastion-qutex 0.2.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate bastion-qutex 0.2.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded memoffset v0.5.2 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded hermit-abi v0.1.3 [INFO] [stderr] Downloaded nodrop v0.1.14 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded crossbeam-channel v0.3.9 [INFO] [stderr] Downloaded futures v0.1.29 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded crossbeam v0.7.2 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded num_cpus v1.11.0 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] 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"+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c33275adf5dfae2dbf0d765f45aee1580c1d895fac5cd23df466c69c54b39c12 [INFO] running `Command { std: "docker" "start" "-a" "c33275adf5dfae2dbf0d765f45aee1580c1d895fac5cd23df466c69c54b39c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c33275adf5dfae2dbf0d765f45aee1580c1d895fac5cd23df466c69c54b39c12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c33275adf5dfae2dbf0d765f45aee1580c1d895fac5cd23df466c69c54b39c12", kill_on_drop: false }` [INFO] [stdout] c33275adf5dfae2dbf0d765f45aee1580c1d895fac5cd23df466c69c54b39c12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cf1e2c059e8dba1bcdfc875727f36490043504dc008d97472555b6f6ac1f7f8 [INFO] running `Command { std: "docker" "start" "-a" "5cf1e2c059e8dba1bcdfc875727f36490043504dc008d97472555b6f6ac1f7f8", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling crossbeam v0.7.2 [INFO] [stderr] Compiling bastion-qutex v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/qutex.rs:223:32 [INFO] [stdout] | [INFO] [stdout] 223 | match self.inner.state.compare_and_swap(0, 1, SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `forget` is never used [INFO] [stdout] --> src/qrw_lock.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 71 | trait Guard [INFO] [stdout] | ----- method in this trait [INFO] [stdout] ... [INFO] [stdout] 77 | unsafe fn forget(self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/qrw_lock.rs:552:17 [INFO] [stdout] | [INFO] [stdout] 552 | ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 552 | let _ = ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s [INFO] running `Command { std: "docker" "inspect" "5cf1e2c059e8dba1bcdfc875727f36490043504dc008d97472555b6f6ac1f7f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cf1e2c059e8dba1bcdfc875727f36490043504dc008d97472555b6f6ac1f7f8", kill_on_drop: false }` [INFO] [stdout] 5cf1e2c059e8dba1bcdfc875727f36490043504dc008d97472555b6f6ac1f7f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bfc3daff64c884e593915466435b38b40f4b0bab308d04c27933da4d1cf7981f [INFO] running `Command { std: "docker" "start" "-a" "bfc3daff64c884e593915466435b38b40f4b0bab308d04c27933da4d1cf7981f", kill_on_drop: false }` [INFO] [stderr] Compiling bastion-qutex v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/qutex.rs:223:32 [INFO] [stdout] | [INFO] [stdout] 223 | match self.inner.state.compare_and_swap(0, 1, SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `forget` is never used [INFO] [stdout] --> src/qrw_lock.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 71 | trait Guard [INFO] [stdout] | ----- method in this trait [INFO] [stdout] ... [INFO] [stdout] 77 | unsafe fn forget(self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/qrw_lock.rs:552:17 [INFO] [stdout] | [INFO] [stdout] 552 | ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 552 | let _ = ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `qutex` [INFO] [stdout] --> examples/qutex.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate qutex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bastion-qutex` (example "qutex") due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/qrw_lock.rs:939:30 [INFO] [stdout] | [INFO] [stdout] 939 | let futures: Vec>> = vec![ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 939 | let futures: Vec>> = vec![ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/qutex.rs:223:32 [INFO] [stdout] | [INFO] [stdout] 223 | match self.inner.state.compare_and_swap(0, 1, SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `forget` is never used [INFO] [stdout] --> src/qrw_lock.rs:77:15 [INFO] [stdout] | [INFO] [stdout] 71 | trait Guard [INFO] [stdout] | ----- method in this trait [INFO] [stdout] ... [INFO] [stdout] 77 | unsafe fn forget(self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/qrw_lock.rs:552:17 [INFO] [stdout] | [INFO] [stdout] 552 | ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 552 | let _ = ::std::mem::replace(&mut *self.inner.tip.get(), self.inner.queue.pop().ok()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "bfc3daff64c884e593915466435b38b40f4b0bab308d04c27933da4d1cf7981f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bfc3daff64c884e593915466435b38b40f4b0bab308d04c27933da4d1cf7981f", kill_on_drop: false }` [INFO] [stdout] bfc3daff64c884e593915466435b38b40f4b0bab308d04c27933da4d1cf7981f