[INFO] fetching crate zkp-mmap-vec 0.2.0...
[INFO] building zkp-mmap-vec-0.2.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate zkp-mmap-vec 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate zkp-mmap-vec 0.2.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b857ebda757d206135e2a1ec7a219e8ef54d7182a7ed1e0b017d475c5876d24
[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" "7b857ebda757d206135e2a1ec7a219e8ef54d7182a7ed1e0b017d475c5876d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b857ebda757d206135e2a1ec7a219e8ef54d7182a7ed1e0b017d475c5876d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b857ebda757d206135e2a1ec7a219e8ef54d7182a7ed1e0b017d475c5876d24", kill_on_drop: false }`
[INFO] [stdout] 7b857ebda757d206135e2a1ec7a219e8ef54d7182a7ed1e0b017d475c5876d24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f0b0c4f61cd01b35c7088c36e3951d2c2713cf14bee95e343b5bfa36e020357c
[INFO] running `Command { std: "docker" "start" "-a" "f0b0c4f61cd01b35c7088c36e3951d2c2713cf14bee95e343b5bfa36e020357c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling 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]: 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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "f0b0c4f61cd01b35c7088c36e3951d2c2713cf14bee95e343b5bfa36e020357c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b0c4f61cd01b35c7088c36e3951d2c2713cf14bee95e343b5bfa36e020357c", kill_on_drop: false }`
[INFO] [stdout] f0b0c4f61cd01b35c7088c36e3951d2c2713cf14bee95e343b5bfa36e020357c
