[INFO] fetching crate divbuf 0.3.1...
[INFO] checking divbuf-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate divbuf 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate divbuf 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate divbuf 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate divbuf 0.3.1
[INFO] tweaked toml for crates.io crate divbuf 0.3.1 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding version_check v0.1.5 (latest: v0.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e8c90bf9b9abbe10109653d006dfd83ea4f4448fbacc67988b79641384ca19a
[INFO] running `Command { std: "docker" "start" "-a" "4e8c90bf9b9abbe10109653d006dfd83ea4f4448fbacc67988b79641384ca19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e8c90bf9b9abbe10109653d006dfd83ea4f4448fbacc67988b79641384ca19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8c90bf9b9abbe10109653d006dfd83ea4f4448fbacc67988b79641384ca19a", kill_on_drop: false }`
[INFO] [stdout] 4e8c90bf9b9abbe10109653d006dfd83ea4f4448fbacc67988b79641384ca19a
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9300a61813e5ce62fa3fb4bc344a0aff37446ef05d7abde6caed330512b7bfec
[INFO] running `Command { std: "docker" "start" "-a" "9300a61813e5ce62fa3fb4bc344a0aff37446ef05d7abde6caed330512b7bfec", kill_on_drop: false }`
[INFO] [stderr]     Checking version_check v0.1.5
[INFO] [stderr]     Checking divbuf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:274:28
[INFO] [stdout]     |
[INFO] [stdout] 274 |         if inner.accessors.compare_and_swap(0, ONE_WRITER, AcqRel) == 0 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:45:9
[INFO] [stdout]     |
[INFO] [stdout] 45  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:512:28
[INFO] [stdout]     |
[INFO] [stdout] 512 |         if inner.accessors.compare_and_swap(1, ONE_WRITER, AcqRel) == 1 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:311:21
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:597:21
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:968:21
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:274:28
[INFO] [stdout]     |
[INFO] [stdout] 274 |         if inner.accessors.compare_and_swap(0, ONE_WRITER, AcqRel) == 0 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:45:9
[INFO] [stdout]     |
[INFO] [stdout] 45  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `divbuf` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:512:28
[INFO] [stdout]     |
[INFO] [stdout] 512 |         if inner.accessors.compare_and_swap(1, ONE_WRITER, AcqRel) == 1 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:311:21
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:597:21
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:968:21
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `divbuf` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "9300a61813e5ce62fa3fb4bc344a0aff37446ef05d7abde6caed330512b7bfec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9300a61813e5ce62fa3fb4bc344a0aff37446ef05d7abde6caed330512b7bfec", kill_on_drop: false }`
[INFO] [stdout] 9300a61813e5ce62fa3fb4bc344a0aff37446ef05d7abde6caed330512b7bfec
[INFO] checking divbuf-0.3.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate divbuf 0.3.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate divbuf 0.3.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate divbuf 0.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate divbuf 0.3.1
[INFO] tweaked toml for crates.io crate divbuf 0.3.1 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" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding version_check v0.1.5 (latest: v0.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbe8c82aece317d1b53a63dafcb4eee8d1155e94fe8a9e3ab65ed6cbd8078de1
[INFO] running `Command { std: "docker" "start" "-a" "dbe8c82aece317d1b53a63dafcb4eee8d1155e94fe8a9e3ab65ed6cbd8078de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbe8c82aece317d1b53a63dafcb4eee8d1155e94fe8a9e3ab65ed6cbd8078de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe8c82aece317d1b53a63dafcb4eee8d1155e94fe8a9e3ab65ed6cbd8078de1", kill_on_drop: false }`
[INFO] [stdout] dbe8c82aece317d1b53a63dafcb4eee8d1155e94fe8a9e3ab65ed6cbd8078de1
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 237fc4bd11a744ba5efe9a5ad213bc4ff21424d2975be1acccfaf88aaef37a9c
[INFO] running `Command { std: "docker" "start" "-a" "237fc4bd11a744ba5efe9a5ad213bc4ff21424d2975be1acccfaf88aaef37a9c", kill_on_drop: false }`
[INFO] [stderr]     Checking version_check v0.1.5
[INFO] [stderr]     Checking divbuf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:274:28
[INFO] [stdout]     |
[INFO] [stdout] 274 |         if inner.accessors.compare_and_swap(0, ONE_WRITER, AcqRel) == 0 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:45:9
[INFO] [stdout]     |
[INFO] [stdout] 45  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:512:28
[INFO] [stdout]     |
[INFO] [stdout] 512 |         if inner.accessors.compare_and_swap(1, ONE_WRITER, AcqRel) == 1 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:311:21
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:597:21
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:968:21
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `divbuf` (lib) due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:274:28
[INFO] [stdout]     |
[INFO] [stdout] 274 |         if inner.accessors.compare_and_swap(0, ONE_WRITER, AcqRel) == 0 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:45:9
[INFO] [stdout]     |
[INFO] [stdout] 45  | #![deny(warnings, missing_docs, missing_debug_implementations)]
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(deprecated)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/divbuf.rs:512:28
[INFO] [stdout]     |
[INFO] [stdout] 512 |         if inner.accessors.compare_and_swap(1, ONE_WRITER, AcqRel) == 1 {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:311:21
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[deny(unused_must_use)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 311 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:597:21
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 597 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/divbuf.rs:968:21
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     Box::from_raw(self.inner);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 968 |                     let _ = Box::from_raw(self.inner);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `divbuf` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "237fc4bd11a744ba5efe9a5ad213bc4ff21424d2975be1acccfaf88aaef37a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "237fc4bd11a744ba5efe9a5ad213bc4ff21424d2975be1acccfaf88aaef37a9c", kill_on_drop: false }`
[INFO] [stdout] 237fc4bd11a744ba5efe9a5ad213bc4ff21424d2975be1acccfaf88aaef37a9c
