[INFO] fetching crate listpack 0.1.6...
[INFO] checking listpack-0.1.6 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate listpack 0.1.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate listpack 0.1.6 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate listpack 0.1.6
[INFO] finished tweaking crates.io crate listpack 0.1.6
[INFO] tweaked toml for crates.io crate listpack 0.1.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098a121c201c7dd1bd89aeaace039b321521f40097bfa4cdce7da1722ea6639c
[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" "098a121c201c7dd1bd89aeaace039b321521f40097bfa4cdce7da1722ea6639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098a121c201c7dd1bd89aeaace039b321521f40097bfa4cdce7da1722ea6639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098a121c201c7dd1bd89aeaace039b321521f40097bfa4cdce7da1722ea6639c", kill_on_drop: false }`
[INFO] [stdout] 098a121c201c7dd1bd89aeaace039b321521f40097bfa4cdce7da1722ea6639c
[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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--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] 8c48da298cb6763d6c880235af4b44be0cf46f4002f5dbae263f29433165f39f
[INFO] running `Command { std: "docker" "start" "-a" "8c48da298cb6763d6c880235af4b44be0cf46f4002f5dbae263f29433165f39f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling listpack v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'gcc::Build': crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     gcc::Build::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'gcc::Build::new': crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     gcc::Build::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1851:15
[INFO] [stdout]      |
[INFO] [stdout] 1851 |         size: libc::uint32_t,
[INFO] [stdout]      |               ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1860:15
[INFO] [stdout]      |
[INFO] [stdout] 1860 |         size: libc::uint32_t) -> *mut listpack;
[INFO] [stdout]      |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1870:10
[INFO] [stdout]      |
[INFO] [stdout] 1870 |     ) -> libc::uint32_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1874:21
[INFO] [stdout]      |
[INFO] [stdout] 1874 |         count: *mut libc::int64_t,
[INFO] [stdout]      |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1880:10
[INFO] [stdout]      |
[INFO] [stdout] 1880 |     ) -> libc::int64_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1898:10
[INFO] [stdout]      |
[INFO] [stdout] 1898 |     ) -> libc::uint32_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1907:16
[INFO] [stdout]      |
[INFO] [stdout] 1907 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1915:16
[INFO] [stdout]      |
[INFO] [stdout] 1915 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1921:16
[INFO] [stdout]      |
[INFO] [stdout] 1921 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1136:28
[INFO] [stdout]      |
[INFO] [stdout] 1136 |             let mut count: libc::int64_t = 0;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1937:17
[INFO] [stdout]      |
[INFO] [stdout] 1937 |                 ;
[INFO] [stdout]      |                 ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1851:15
[INFO] [stdout]      |
[INFO] [stdout] 1851 |         size: libc::uint32_t,
[INFO] [stdout]      |               ^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1860:15
[INFO] [stdout]      |
[INFO] [stdout] 1860 |         size: libc::uint32_t) -> *mut listpack;
[INFO] [stdout]      |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1870:10
[INFO] [stdout]      |
[INFO] [stdout] 1870 |     ) -> libc::uint32_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1874:21
[INFO] [stdout]      |
[INFO] [stdout] 1874 |         count: *mut libc::int64_t,
[INFO] [stdout]      |                     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1880:10
[INFO] [stdout]      |
[INFO] [stdout] 1880 |     ) -> libc::int64_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::uint32_t': Use u32 instead.
[INFO] [stdout]     --> src/lib.rs:1898:10
[INFO] [stdout]      |
[INFO] [stdout] 1898 |     ) -> libc::uint32_t;
[INFO] [stdout]      |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1907:16
[INFO] [stdout]      |
[INFO] [stdout] 1907 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1915:16
[INFO] [stdout]      |
[INFO] [stdout] 1915 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1921:16
[INFO] [stdout]      |
[INFO] [stdout] 1921 |         value: libc::int64_t,
[INFO] [stdout]      |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'libc::int64_t': Use i64 instead.
[INFO] [stdout]     --> src/lib.rs:1136:28
[INFO] [stdout]      |
[INFO] [stdout] 1136 |             let mut count: libc::int64_t = 0;
[INFO] [stdout]      |                            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1489:21
[INFO] [stdout]      |
[INFO] [stdout] 1489 |                 let mut newp: &mut *mut u8 = &mut std::ptr::null_mut();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/lib.rs:1489:21
[INFO] [stdout]      |
[INFO] [stdout] 1489 |                 let mut newp: &mut *mut u8 = &mut std::ptr::null_mut();
[INFO] [stdout]      |                     ----^^^^
[INFO] [stdout]      |                     |
[INFO] [stdout]      |                     help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "8c48da298cb6763d6c880235af4b44be0cf46f4002f5dbae263f29433165f39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c48da298cb6763d6c880235af4b44be0cf46f4002f5dbae263f29433165f39f", kill_on_drop: false }`
[INFO] [stdout] 8c48da298cb6763d6c880235af4b44be0cf46f4002f5dbae263f29433165f39f