[INFO] fetching crate zkp-mmap-vec 0.2.0...
[INFO] checking zkp-mmap-vec-0.2.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate zkp-mmap-vec 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate zkp-mmap-vec 0.2.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zkp-mmap-vec 0.2.0
[INFO] finished tweaking crates.io crate zkp-mmap-vec 0.2.0
[INFO] tweaked toml for crates.io crate zkp-mmap-vec 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5943fee3f202f9042e2c9fc06857aadf23c64cc5ea18513b1f4fac93e40f9890
[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" "5943fee3f202f9042e2c9fc06857aadf23c64cc5ea18513b1f4fac93e40f9890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5943fee3f202f9042e2c9fc06857aadf23c64cc5ea18513b1f4fac93e40f9890", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5943fee3f202f9042e2c9fc06857aadf23c64cc5ea18513b1f4fac93e40f9890", kill_on_drop: false }`
[INFO] [stdout] 5943fee3f202f9042e2c9fc06857aadf23c64cc5ea18513b1f4fac93e40f9890
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe4278daa262eeee3b77246ce1c671cbde7450bcbb57d17f0a3e84bf64a1871b
[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" "fe4278daa262eeee3b77246ce1c671cbde7450bcbb57d17f0a3e84bf64a1871b", kill_on_drop: false }`
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking zkp-mmap-vec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |     unsafe_code,
[INFO] [stdout]    |     ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |     unsafe_code,
[INFO] [stdout]    |     ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) incompatible with previous forbid
[INFO] [stdout]  --> src/mmap_vec.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unsafe_code)]
[INFO] [stdout]   |          ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/lib.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![forbid(unsafe_code)]
[INFO] [stdout]   |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation of an `unsafe` method
[INFO] [stdout]   --> src/mmap_vec.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     pub unsafe fn zero_initialized(len: usize) -> Self {
[INFO] [stdout] 60 | |         let mut result = Self::with_capacity(len);
[INFO] [stdout] 61 | |         result.length = len;
[INFO] [stdout] 62 | |         result
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) incompatible with previous forbid
[INFO] [stdout]   --> src/mmap_vec.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |         #[allow(unsafe_code)]
[INFO] [stdout]    |                 ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:93:9
[INFO] [stdout]     |
[INFO] [stdout] 93  | /         unsafe {
[INFO] [stdout] 94  | |             // Modified from std::vec::Vec::truncate, which has this comment:
[INFO] [stdout] 95  | |             // This is safe because:
[INFO] [stdout] 96  | |             //
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             drop_in_place(slice_pointer);
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         unsafe { slice::from_raw_parts(self.mmap.as_ptr() as *const T, self.length) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         unsafe { slice::from_raw_parts_mut(self.mmap.as_mut_ptr() as *mut T, self.length) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) incompatible with previous forbid
[INFO] [stdout]  --> src/mmap_vec.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unsafe_code)]
[INFO] [stdout]   |          ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/lib.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![forbid(unsafe_code)]
[INFO] [stdout]   |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: implementation of an `unsafe` method
[INFO] [stdout]   --> src/mmap_vec.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     pub unsafe fn zero_initialized(len: usize) -> Self {
[INFO] [stdout] 60 | |         let mut result = Self::with_capacity(len);
[INFO] [stdout] 61 | |         result.length = len;
[INFO] [stdout] 62 | |         result
[INFO] [stdout] 63 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) incompatible with previous forbid
[INFO] [stdout]   --> src/mmap_vec.rs:92:17
[INFO] [stdout]    |
[INFO] [stdout] 92 |         #[allow(unsafe_code)]
[INFO] [stdout]    |                 ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    | 
[INFO] [stdout]   ::: src/lib.rs:6:11
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:93:9
[INFO] [stdout]     |
[INFO] [stdout] 93  | /         unsafe {
[INFO] [stdout] 94  | |             // Modified from std::vec::Vec::truncate, which has this comment:
[INFO] [stdout] 95  | |             // This is safe because:
[INFO] [stdout] 96  | |             //
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             drop_in_place(slice_pointer);
[INFO] [stdout] 105 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |         unsafe { slice::from_raw_parts(self.mmap.as_ptr() as *const T, self.length) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: usage of an `unsafe` block
[INFO] [stdout]    --> src/mmap_vec.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |         unsafe { slice::from_raw_parts_mut(self.mmap.as_mut_ptr() as *mut T, self.length) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zkp-mmap-vec` due to 8 previous errors
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fe4278daa262eeee3b77246ce1c671cbde7450bcbb57d17f0a3e84bf64a1871b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4278daa262eeee3b77246ce1c671cbde7450bcbb57d17f0a3e84bf64a1871b", kill_on_drop: false }`
[INFO] [stdout] fe4278daa262eeee3b77246ce1c671cbde7450bcbb57d17f0a3e84bf64a1871b