[INFO] fetching crate crfsuite 0.2.6...
[INFO] checking crfsuite-0.2.6 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate crfsuite 0.2.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate crfsuite 0.2.6 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate crfsuite 0.2.6
[INFO] finished tweaking crates.io crate crfsuite 0.2.6
[INFO] tweaked toml for crates.io crate crfsuite 0.2.6 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7722ef0a39429079aea30da1854a1d73395671cc4ea868395c3e5266ae48de3
[INFO] running `"docker" "start" "-a" "f7722ef0a39429079aea30da1854a1d73395671cc4ea868395c3e5266ae48de3"`
[INFO] [stderr]    Compiling crfsuite-sys v0.1.4
[INFO] [stderr]     Checking crfsuite v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:281:23
[INFO] [stderr]     |
[INFO] [stderr] 281 |         let mut buf = mem::uninitialized::<[c_char; 65535]>();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:364:53
[INFO] [stderr]     |
[INFO] [stderr] 364 |             let mut instance: crfsuite_instance_t = mem::uninitialized();
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:757:53
[INFO] [stderr]     |
[INFO] [stderr] 757 |             let mut instance: crfsuite_instance_t = mem::uninitialized();
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:771:62
[INFO] [stderr]     |
[INFO] [stderr] 771 |                         let mut cont: crfsuite_attribute_t = mem::uninitialized();
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:281:23
[INFO] [stderr]     |
[INFO] [stderr] 281 |         let mut buf = mem::uninitialized::<[c_char; 65535]>();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:364:53
[INFO] [stderr]     |
[INFO] [stderr] 364 |             let mut instance: crfsuite_instance_t = mem::uninitialized();
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:757:53
[INFO] [stderr]     |
[INFO] [stderr] 757 |             let mut instance: crfsuite_instance_t = mem::uninitialized();
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:771:62
[INFO] [stderr]     |
[INFO] [stderr] 771 |                         let mut cont: crfsuite_attribute_t = mem::uninitialized();
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:370:21
[INFO] [stderr]     |
[INFO] [stderr] 370 |                 let mut crf_item = &mut crf_items[t];
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:373:21
[INFO] [stderr]     |
[INFO] [stderr] 373 |                 let mut contents = slice::from_raw_parts_mut(crf_item.contents, crf_item.num_contents as usize);
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:764:21
[INFO] [stderr]     |
[INFO] [stderr] 764 |                 let mut crf_item = &mut crf_items[t];
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:370:21
[INFO] [stderr]     |
[INFO] [stderr] 370 |                 let mut crf_item = &mut crf_items[t];
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:373:21
[INFO] [stderr]     |
[INFO] [stderr] 373 |                 let mut contents = slice::from_raw_parts_mut(crf_item.contents, crf_item.num_contents as usize);
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:764:21
[INFO] [stderr]     |
[INFO] [stderr] 764 |                 let mut crf_item = &mut crf_items[t];
[INFO] [stderr]     |                     ----^^^^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `"docker" "inspect" "f7722ef0a39429079aea30da1854a1d73395671cc4ea868395c3e5266ae48de3"`
[INFO] running `"docker" "rm" "-f" "f7722ef0a39429079aea30da1854a1d73395671cc4ea868395c3e5266ae48de3"`
[INFO] [stdout] f7722ef0a39429079aea30da1854a1d73395671cc4ea868395c3e5266ae48de3