[INFO] fetching crate lzf 0.3.1...
[INFO] checking lzf-0.3.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate lzf 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate lzf 0.3.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lzf 0.3.1
[INFO] finished tweaking crates.io crate lzf 0.3.1
[INFO] tweaked toml for crates.io crate lzf 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ddbaf2dd4420b209ff4bcfff246bd87042cea39ec7f03f8b050b1ff005fbc1a
[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" "9ddbaf2dd4420b209ff4bcfff246bd87042cea39ec7f03f8b050b1ff005fbc1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ddbaf2dd4420b209ff4bcfff246bd87042cea39ec7f03f8b050b1ff005fbc1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddbaf2dd4420b209ff4bcfff246bd87042cea39ec7f03f8b050b1ff005fbc1a", kill_on_drop: false }`
[INFO] [stdout] 9ddbaf2dd4420b209ff4bcfff246bd87042cea39ec7f03f8b050b1ff005fbc1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40d65ad0bc266d555a25d5ed60e767fca31ba3800d5d893a292dda3661a3b0a
[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" "b40d65ad0bc266d555a25d5ed60e767fca31ba3800d5d893a292dda3661a3b0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking lzf v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/compress.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MAX_REF : usize = ((1 << 8) + (1 << 3));
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/compress.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | const MAX_LIT : i32 = (1 << 5);
[INFO] [stdout]   |                       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/compress.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let mut htab : [usize; 1<<HLOG] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/compress.rs:7:25
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MAX_REF : usize = ((1 << 8) + (1 << 3));
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/compress.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | const MAX_LIT : i32 = (1 << 5);
[INFO] [stdout]   |                       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/compress.rs:58:48
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let mut htab : [usize; 1<<HLOG] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "b40d65ad0bc266d555a25d5ed60e767fca31ba3800d5d893a292dda3661a3b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40d65ad0bc266d555a25d5ed60e767fca31ba3800d5d893a292dda3661a3b0a", kill_on_drop: false }`
[INFO] [stdout] b40d65ad0bc266d555a25d5ed60e767fca31ba3800d5d893a292dda3661a3b0a