[INFO] fetching crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0... [INFO] testing lock-free-multi-producer-single-consumer-ring-buffer-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 [INFO] finished tweaking crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 [INFO] tweaked toml for crates.io crate lock-free-multi-producer-single-consumer-ring-buffer 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b2c8dea63a74858e1b52b986872cf33b5b106dbb50ea6fd18f7e09cc180143c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6b2c8dea63a74858e1b52b986872cf33b5b106dbb50ea6fd18f7e09cc180143c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b2c8dea63a74858e1b52b986872cf33b5b106dbb50ea6fd18f7e09cc180143c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b2c8dea63a74858e1b52b986872cf33b5b106dbb50ea6fd18f7e09cc180143c", kill_on_drop: false }` [INFO] [stdout] 6b2c8dea63a74858e1b52b986872cf33b5b106dbb50ea6fd18f7e09cc180143c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa70b5ee0ea954d66f1ffd80aad3aa9e1626a9f9748ba1e15e91fc10300734d0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fa70b5ee0ea954d66f1ffd80aad3aa9e1626a9f9748ba1e15e91fc10300734d0", kill_on_drop: false }` [INFO] [stderr] Compiling lock-free-multi-producer-single-consumer-ring-buffer v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::alloc::Alloc` [INFO] [stdout] --> src/lib.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 99 | use ::std::alloc::Alloc; [INFO] [stdout] | ^^^^^^^^^^^^^^----- [INFO] [stdout] | | | [INFO] [stdout] | | help: a similar name exists in the module: `alloc` [INFO] [stdout] | no `Alloc` in `alloc` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/RingBufferInnerHeader.rs:163:4 [INFO] [stdout] | [INFO] [stdout] 163 | 'workers: for _ in 0 .. self.number_of_producers [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | use ::std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/RingBufferInnerHeader.rs:316:21 [INFO] [stdout] | [INFO] [stdout] 316 | buffer: unsafe { uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `dealloc` found for struct `std::alloc::Global` in the current scope [INFO] [stdout] --> src/RingBufferInner.rs:26:19 [INFO] [stdout] | [INFO] [stdout] 26 | unsafe { Global.dealloc(NonNull::new_unchecked(self as *mut _ as *mut _), self.layout()) } [INFO] [stdout] | ^^^^^^^ method not found in `std::alloc::Global` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 99 | use std::alloc::AllocRef; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `alloc` found for struct `std::alloc::Global` in the current scope [INFO] [stdout] --> src/RingBufferInner.rs:60:34 [INFO] [stdout] | [INFO] [stdout] 60 | let raw_this_pointer = Global.alloc(layout).expect("Out of memory"); [INFO] [stdout] | ^^^^^ method not found in `std::alloc::Global` [INFO] [stdout] | [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stdout] | [INFO] [stdout] 99 | use std::alloc::AllocRef; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0432, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lock-free-multi-producer-single-consumer-ring-buffer` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "fa70b5ee0ea954d66f1ffd80aad3aa9e1626a9f9748ba1e15e91fc10300734d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa70b5ee0ea954d66f1ffd80aad3aa9e1626a9f9748ba1e15e91fc10300734d0", kill_on_drop: false }` [INFO] [stdout] fa70b5ee0ea954d66f1ffd80aad3aa9e1626a9f9748ba1e15e91fc10300734d0