[INFO] fetching crate bloomf 0.1.0...
[INFO] checking bloomf-0.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate bloomf 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bloomf 0.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bloomf 0.1.0
[INFO] finished tweaking crates.io crate bloomf 0.1.0
[INFO] tweaked toml for crates.io crate bloomf 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2dd2dd4e4b516fcee78a220e8dcbdc76c2de9992962d302763a2a57470a1117
[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" "f2dd2dd4e4b516fcee78a220e8dcbdc76c2de9992962d302763a2a57470a1117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2dd2dd4e4b516fcee78a220e8dcbdc76c2de9992962d302763a2a57470a1117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2dd2dd4e4b516fcee78a220e8dcbdc76c2de9992962d302763a2a57470a1117", kill_on_drop: false }`
[INFO] [stdout] f2dd2dd4e4b516fcee78a220e8dcbdc76c2de9992962d302763a2a57470a1117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98b5559362fd4fd72049a87c6244b2af83486697b5dd300f41500d22a3be958e
[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" "98b5559362fd4fd72049a87c6244b2af83486697b5dd300f41500d22a3be958e", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking bloomf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BufMut`, `Buf`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::{BufMut, BytesMut, Bytes, Buf};
[INFO] [stdout]   |             ^^^^^^                   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         h ^= (h >> 16);
[INFO] [stdout]    |              ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -         h ^= (h >> 16);
[INFO] [stdout] 23 +         h ^= h >> 16;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         h ^= (h >> r);
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 35 -         h ^= (h >> r);
[INFO] [stdout] 35 +         h ^= h >> r;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:105:35
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 dest[bitpos/8] |= (1 << (bitpos % 8));
[INFO] [stdout]     |                                   ^                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -                 dest[bitpos/8] |= (1 << (bitpos % 8));
[INFO] [stdout] 105 +                 dest[bitpos/8] |= 1 << (bitpos % 8);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]    --> src/lib.rs:118:42
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use bytes::{Bytes, BytesMut, BufMut, Buf};
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:138:24
[INFO] [stdout]     |
[INFO] [stdout] 138 |                 panic!(format!("Error in {}", i))
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 138 -                 panic!(format!("Error in {}", i))
[INFO] [stdout] 138 +                 panic!("Error in {}", i)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:151:20
[INFO] [stdout]     |
[INFO] [stdout] 151 |             panic!(format!("False positive rate is more than 2%%, got {}, at len {}", rate, n))
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 151 -             panic!(format!("False positive rate is more than 2%%, got {}, at len {}", rate, n))
[INFO] [stdout] 151 +             panic!("False positive rate is more than 2%%, got {}, at len {}", rate, n)
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufMut`, `Buf`
[INFO] [stdout]  --> src/lib.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::{BufMut, BytesMut, Bytes, Buf};
[INFO] [stdout]   |             ^^^^^^                   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |         h ^= (h >> 16);
[INFO] [stdout]    |              ^       ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 23 -         h ^= (h >> 16);
[INFO] [stdout] 23 +         h ^= h >> 16;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/lib.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         h ^= (h >> r);
[INFO] [stdout]    |              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 35 -         h ^= (h >> r);
[INFO] [stdout] 35 +         h ^= h >> r;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/lib.rs:105:35
[INFO] [stdout]     |
[INFO] [stdout] 105 |                 dest[bitpos/8] |= (1 << (bitpos % 8));
[INFO] [stdout]     |                                   ^                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 105 -                 dest[bitpos/8] |= (1 << (bitpos % 8));
[INFO] [stdout] 105 +                 dest[bitpos/8] |= 1 << (bitpos % 8);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "98b5559362fd4fd72049a87c6244b2af83486697b5dd300f41500d22a3be958e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b5559362fd4fd72049a87c6244b2af83486697b5dd300f41500d22a3be958e", kill_on_drop: false }`
[INFO] [stdout] 98b5559362fd4fd72049a87c6244b2af83486697b5dd300f41500d22a3be958e