[INFO] fetching crate lockfree-ringbuffer 0.1.3... [INFO] checking lockfree-ringbuffer-0.1.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] extracting crate lockfree-ringbuffer 0.1.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate lockfree-ringbuffer 0.1.3 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] finished tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] tweaked toml for crates.io crate lockfree-ringbuffer 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbbca6cff47e7e2f3b1beb7dbbf9c03fc5c2a0c327a4bf33d369f495ed6e61b1 [INFO] running `Command { std: "docker" "start" "-a" "bbbca6cff47e7e2f3b1beb7dbbf9c03fc5c2a0c327a4bf33d369f495ed6e61b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbbca6cff47e7e2f3b1beb7dbbf9c03fc5c2a0c327a4bf33d369f495ed6e61b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbbca6cff47e7e2f3b1beb7dbbf9c03fc5c2a0c327a4bf33d369f495ed6e61b1", kill_on_drop: false }` [INFO] [stdout] bbbca6cff47e7e2f3b1beb7dbbf9c03fc5c2a0c327a4bf33d369f495ed6e61b1 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c2b2e006026ed87664ec02f91b031ddd8aafb82624cdc9b024f5ce5042208cb [INFO] running `Command { std: "docker" "start" "-a" "8c2b2e006026ed87664ec02f91b031ddd8aafb82624cdc9b024f5ce5042208cb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking lockfree-ringbuffer v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [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::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [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::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/threadsafe.rs:334:17 [INFO] [stdout] | [INFO] [stdout] 334 | for i in 1..1000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `threadsafe::Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `threadsafe::Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.57s [INFO] running `Command { std: "docker" "inspect" "8c2b2e006026ed87664ec02f91b031ddd8aafb82624cdc9b024f5ce5042208cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c2b2e006026ed87664ec02f91b031ddd8aafb82624cdc9b024f5ce5042208cb", kill_on_drop: false }` [INFO] [stdout] 8c2b2e006026ed87664ec02f91b031ddd8aafb82624cdc9b024f5ce5042208cb [INFO] checking lockfree-ringbuffer-0.1.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] extracting crate lockfree-ringbuffer 0.1.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate lockfree-ringbuffer 0.1.3 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] finished tweaking crates.io crate lockfree-ringbuffer 0.1.3 [INFO] tweaked toml for crates.io crate lockfree-ringbuffer 0.1.3 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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 16 packages to latest compatible versions [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24b2da9fc3e8d7183cd985e13e202bcf609fe7d269544a7ba5769730b9fe6065 [INFO] running `Command { std: "docker" "start" "-a" "24b2da9fc3e8d7183cd985e13e202bcf609fe7d269544a7ba5769730b9fe6065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24b2da9fc3e8d7183cd985e13e202bcf609fe7d269544a7ba5769730b9fe6065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24b2da9fc3e8d7183cd985e13e202bcf609fe7d269544a7ba5769730b9fe6065", kill_on_drop: false }` [INFO] [stdout] 24b2da9fc3e8d7183cd985e13e202bcf609fe7d269544a7ba5769730b9fe6065 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 789502c137f93de0effb4cecffd0a5c43c98a32e6866b941d9c9439ce0d99e5b [INFO] running `Command { std: "docker" "start" "-a" "789502c137f93de0effb4cecffd0a5c43c98a32e6866b941d9c9439ce0d99e5b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking lockfree-ringbuffer v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [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::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:137:18 [INFO] [stdout] | [INFO] [stdout] 137 | .compare_and_swap(tail.into(), (tail + 1).into(), Ordering::SeqCst) [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::AtomicIsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/threadsafe.rs:198:18 [INFO] [stdout] | [INFO] [stdout] 198 | .compare_and_swap(tail.into(), new_tail.into(), Ordering::SeqCst) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/threadsafe.rs:334:17 [INFO] [stdout] | [INFO] [stdout] 334 | for i in 1..1000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `threadsafe::Tail` is more private than the item `RingIter::current_tail` [INFO] [stdout] --> src/threadsafe.rs:239:5 [INFO] [stdout] | [INFO] [stdout] 239 | pub(crate) current_tail: Tail, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ field `RingIter::current_tail` is reachable at visibility `pub(crate)` [INFO] [stdout] | [INFO] [stdout] note: but type `threadsafe::Tail` is only usable at visibility `pub(self)` [INFO] [stdout] --> src/threadsafe.rs:57:1 [INFO] [stdout] | [INFO] [stdout] 57 | struct Tail { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "789502c137f93de0effb4cecffd0a5c43c98a32e6866b941d9c9439ce0d99e5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "789502c137f93de0effb4cecffd0a5c43c98a32e6866b941d9c9439ce0d99e5b", kill_on_drop: false }` [INFO] [stdout] 789502c137f93de0effb4cecffd0a5c43c98a32e6866b941d9c9439ce0d99e5b