Nov 18 04:28:08.576 INFO testing packet-0.1.2 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 18 04:28:08.578 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 04:28:08.907 INFO [stdout] da4ff24f4ce07ea047114998fe1ce5c42a9621ca245e8b021dec5fb6ee0df7ca
Nov 18 04:28:08.907 INFO running `"docker" "start" "-a" "da4ff24f4ce07ea047114998fe1ce5c42a9621ca245e8b021dec5fb6ee0df7ca"`
Nov 18 04:28:10.344 INFO [stderr] usermod: no changes
Nov 18 04:28:10.573 INFO [stderr]    Compiling hwaddr v0.1.4
Nov 18 04:28:17.633 INFO [stderr]    Compiling packet v0.1.2 (/source)
Nov 18 04:28:18.716 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 04:28:18.716 INFO [stderr]   --> src/ip/v4/packet.rs:43:51
Nov 18 04:28:18.716 INFO [stderr]    |
Nov 18 04:28:18.716 INFO [stderr] 43 |         size: p => (p.length() as usize).saturating_sub((p.header() as usize * 4)),
Nov 18 04:28:18.716 INFO [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 04:28:18.716 INFO [stderr]    |
Nov 18 04:28:18.716 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 04:28:18.716 INFO [stderr] 
Nov 18 04:28:18.716 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Nov 18 04:28:18.716 INFO [stderr]   --> src/ip/v6/packet.rs:16:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 16 | use std::net::Ipv4Addr;
Nov 18 04:28:18.717 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:17:17
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 17 | use byteorder::{ReadBytesExt, BigEndian};
Nov 18 04:28:18.717 INFO [stderr]    |                 ^^^^^^^^^^^^  ^^^^^^^^^
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused import: `size`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:20:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 20 | use size;
Nov 18 04:28:18.717 INFO [stderr]    |     ^^^^
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused import: `ip::Protocol`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:22:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 22 | use ip::Protocol;
Nov 18 04:28:18.717 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused import: `ip::v4::Flags`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:23:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 23 | use ip::v4::Flags;
Nov 18 04:28:18.717 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused import: `ip::v4::option`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:24:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.717 INFO [stderr] 24 | use ip::v4::option;
Nov 18 04:28:18.717 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 18 04:28:18.717 INFO [stderr] 
Nov 18 04:28:18.717 INFO [stderr] warning: unused import: `ip::v4::checksum`
Nov 18 04:28:18.717 INFO [stderr]   --> src/ip/v6/packet.rs:25:5
Nov 18 04:28:18.717 INFO [stderr]    |
Nov 18 04:28:18.718 INFO [stderr] 25 | use ip::v4::checksum;
Nov 18 04:28:18.718 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 18 04:28:18.718 INFO [stderr] 
Nov 18 04:28:18.718 INFO [stderr] warning: unused import: `std::io::Cursor`
Nov 18 04:28:18.718 INFO [stderr]   --> src/ip/v6/builder.rs:15:5
Nov 18 04:28:18.718 INFO [stderr]    |
Nov 18 04:28:18.718 INFO [stderr] 15 | use std::io::Cursor;
Nov 18 04:28:18.718 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 18 04:28:18.718 INFO [stderr] 
Nov 18 04:28:18.718 INFO [stderr] warning: unused imports: `BigEndian`, `WriteBytesExt`
Nov 18 04:28:18.719 INFO [stderr]   --> src/ip/v6/builder.rs:16:17
Nov 18 04:28:18.719 INFO [stderr]    |
Nov 18 04:28:18.719 INFO [stderr] 16 | use byteorder::{WriteBytesExt, BigEndian};
Nov 18 04:28:18.719 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^
Nov 18 04:28:18.719 INFO [stderr] 
Nov 18 04:28:19.555 INFO [stderr] warning: unused variable: `packet`
Nov 18 04:28:19.555 INFO [stderr]   --> src/tcp/mod.rs:53:22
Nov 18 04:28:19.555 INFO [stderr]    |
Nov 18 04:28:19.555 INFO [stderr] 53 |         ip::Packet::V6(ref packet) => {
Nov 18 04:28:19.555 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Nov 18 04:28:19.555 INFO [stderr]    |
Nov 18 04:28:19.555 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 04:28:19.555 INFO [stderr] 
Nov 18 04:28:19.555 INFO [stderr] warning: unused variable: `packet`
Nov 18 04:28:19.555 INFO [stderr]   --> src/udp/mod.rs:45:22
Nov 18 04:28:19.555 INFO [stderr]    |
Nov 18 04:28:19.555 INFO [stderr] 45 |         ip::Packet::V6(ref packet) => {
Nov 18 04:28:19.555 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Nov 18 04:28:19.555 INFO [stderr] 
Nov 18 04:28:19.659 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:19.659 INFO [stderr]    --> src/ip/v4/packet.rs:173:7
Nov 18 04:28:19.659 INFO [stderr]     |
Nov 18 04:28:19.659 INFO [stderr] 173 |         let mut buffer = self.buffer.as_mut();
Nov 18 04:28:19.659 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:19.659 INFO [stderr]     |             |
Nov 18 04:28:19.659 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:19.659 INFO [stderr]     |
Nov 18 04:28:19.659 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 04:28:19.659 INFO [stderr] 
Nov 18 04:28:19.659 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:19.659 INFO [stderr]    --> src/ip/v4/packet.rs:174:7
Nov 18 04:28:19.660 INFO [stderr]     |
Nov 18 04:28:19.660 INFO [stderr] 174 |         let mut buffer = if buffer.len() < header + payload {
Nov 18 04:28:19.660 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:19.660 INFO [stderr]     |             |
Nov 18 04:28:19.660 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:19.660 INFO [stderr] 
Nov 18 04:28:19.811 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:19.811 INFO [stderr]    --> src/udp/packet.rs:154:7
Nov 18 04:28:19.811 INFO [stderr]     |
Nov 18 04:28:19.811 INFO [stderr] 154 |         let mut buffer = self.buffer.as_mut();
Nov 18 04:28:19.811 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:19.811 INFO [stderr]     |             |
Nov 18 04:28:19.811 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:19.811 INFO [stderr] 
Nov 18 04:28:19.811 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:19.811 INFO [stderr]    --> src/udp/packet.rs:155:7
Nov 18 04:28:19.811 INFO [stderr]     |
Nov 18 04:28:19.811 INFO [stderr] 155 |         let mut buffer = if buffer.len() < header + payload {
Nov 18 04:28:19.811 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:19.811 INFO [stderr]     |             |
Nov 18 04:28:19.811 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:19.811 INFO [stderr] 
Nov 18 04:28:19.874 INFO [stderr] warning: field is never used: `buffer`
Nov 18 04:28:19.874 INFO [stderr]   --> src/ip/v6/builder.rs:24:2
Nov 18 04:28:19.874 INFO [stderr]    |
Nov 18 04:28:19.875 INFO [stderr] 24 |     buffer:    B,
Nov 18 04:28:19.875 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 18 04:28:19.875 INFO [stderr]    |
Nov 18 04:28:19.875 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 04:28:19.879 INFO [stderr] 
Nov 18 04:28:20.450 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.06s
Nov 18 04:28:20.462 INFO [stderr] su: No module specific data is present
Nov 18 04:28:20.910 INFO running `"docker" "inspect" "da4ff24f4ce07ea047114998fe1ce5c42a9621ca245e8b021dec5fb6ee0df7ca"`
Nov 18 04:28:21.027 INFO running `"docker" "rm" "-f" "da4ff24f4ce07ea047114998fe1ce5c42a9621ca245e8b021dec5fb6ee0df7ca"`
Nov 18 04:28:21.128 INFO [stdout] da4ff24f4ce07ea047114998fe1ce5c42a9621ca245e8b021dec5fb6ee0df7ca
Nov 18 04:28:21.136 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 04:28:21.520 INFO [stdout] cc56133d37d5bf972a0e2ac751f1f1f6316a40e2f974e1ee484377d107361395
Nov 18 04:28:21.522 INFO running `"docker" "start" "-a" "cc56133d37d5bf972a0e2ac751f1f1f6316a40e2f974e1ee484377d107361395"`
Nov 18 04:28:21.984 INFO [stderr] usermod: no changes
Nov 18 04:28:22.084 INFO [stderr]    Compiling packet v0.1.2 (/source)
Nov 18 04:28:23.147 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v4/packet.rs:43:51
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 43 |         size: p => (p.length() as usize).saturating_sub((p.header() as usize * 4)),
Nov 18 04:28:23.147 INFO [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:16:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 16 | use std::net::Ipv4Addr;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:17:17
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 17 | use byteorder::{ReadBytesExt, BigEndian};
Nov 18 04:28:23.147 INFO [stderr]    |                 ^^^^^^^^^^^^  ^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `size`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:20:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 20 | use size;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `ip::Protocol`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:22:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 22 | use ip::Protocol;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `ip::v4::Flags`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:23:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 23 | use ip::v4::Flags;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `ip::v4::option`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:24:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 24 | use ip::v4::option;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `ip::v4::checksum`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/packet.rs:25:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 25 | use ip::v4::checksum;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused import: `std::io::Cursor`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/builder.rs:15:5
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 15 | use std::io::Cursor;
Nov 18 04:28:23.147 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:23.147 INFO [stderr] warning: unused imports: `BigEndian`, `WriteBytesExt`
Nov 18 04:28:23.147 INFO [stderr]   --> src/ip/v6/builder.rs:16:17
Nov 18 04:28:23.147 INFO [stderr]    |
Nov 18 04:28:23.147 INFO [stderr] 16 | use byteorder::{WriteBytesExt, BigEndian};
Nov 18 04:28:23.147 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^
Nov 18 04:28:23.147 INFO [stderr] 
Nov 18 04:28:24.346 INFO [stderr] warning: unused variable: `packet`
Nov 18 04:28:24.347 INFO [stderr]   --> src/tcp/mod.rs:53:22
Nov 18 04:28:24.347 INFO [stderr]    |
Nov 18 04:28:24.347 INFO [stderr] 53 |         ip::Packet::V6(ref packet) => {
Nov 18 04:28:24.348 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Nov 18 04:28:24.348 INFO [stderr]    |
Nov 18 04:28:24.348 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 18 04:28:24.349 INFO [stderr] 
Nov 18 04:28:24.349 INFO [stderr] warning: unused variable: `packet`
Nov 18 04:28:24.349 INFO [stderr]   --> src/udp/mod.rs:45:22
Nov 18 04:28:24.349 INFO [stderr]    |
Nov 18 04:28:24.350 INFO [stderr] 45 |         ip::Packet::V6(ref packet) => {
Nov 18 04:28:24.350 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Nov 18 04:28:24.350 INFO [stderr] 
Nov 18 04:28:24.483 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.483 INFO [stderr]    --> src/ip/v4/packet.rs:173:7
Nov 18 04:28:24.484 INFO [stderr]     |
Nov 18 04:28:24.484 INFO [stderr] 173 |         let mut buffer = self.buffer.as_mut();
Nov 18 04:28:24.484 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:24.484 INFO [stderr]     |             |
Nov 18 04:28:24.485 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:24.485 INFO [stderr]     |
Nov 18 04:28:24.485 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 18 04:28:24.486 INFO [stderr] 
Nov 18 04:28:24.486 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.487 INFO [stderr]    --> src/ip/v4/packet.rs:174:7
Nov 18 04:28:24.487 INFO [stderr]     |
Nov 18 04:28:24.487 INFO [stderr] 174 |         let mut buffer = if buffer.len() < header + payload {
Nov 18 04:28:24.487 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:24.488 INFO [stderr]     |             |
Nov 18 04:28:24.488 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:24.488 INFO [stderr] 
Nov 18 04:28:24.686 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.686 INFO [stderr]    --> src/tcp/packet.rs:427:12
Nov 18 04:28:24.686 INFO [stderr]     |
Nov 18 04:28:24.687 INFO [stderr] 427 |         let (ip, mut tcp) = ip.split_mut();
Nov 18 04:28:24.687 INFO [stderr]     |                  ----^^^
Nov 18 04:28:24.687 INFO [stderr]     |                  |
Nov 18 04:28:24.687 INFO [stderr]     |                  help: remove this `mut`
Nov 18 04:28:24.687 INFO [stderr] 
Nov 18 04:28:24.718 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.718 INFO [stderr]    --> src/udp/packet.rs:154:7
Nov 18 04:28:24.718 INFO [stderr]     |
Nov 18 04:28:24.718 INFO [stderr] 154 |         let mut buffer = self.buffer.as_mut();
Nov 18 04:28:24.718 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:24.718 INFO [stderr]     |             |
Nov 18 04:28:24.718 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:24.718 INFO [stderr] 
Nov 18 04:28:24.718 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.718 INFO [stderr]    --> src/udp/packet.rs:155:7
Nov 18 04:28:24.718 INFO [stderr]     |
Nov 18 04:28:24.718 INFO [stderr] 155 |         let mut buffer = if buffer.len() < header + payload {
Nov 18 04:28:24.718 INFO [stderr]     |             ----^^^^^^
Nov 18 04:28:24.718 INFO [stderr]     |             |
Nov 18 04:28:24.718 INFO [stderr]     |             help: remove this `mut`
Nov 18 04:28:24.718 INFO [stderr] 
Nov 18 04:28:24.734 INFO [stderr] warning: variable does not need to be mutable
Nov 18 04:28:24.734 INFO [stderr]    --> src/udp/packet.rs:316:12
Nov 18 04:28:24.734 INFO [stderr]     |
Nov 18 04:28:24.735 INFO [stderr] 316 |         let (ip, mut udp) = ip.split_mut();
Nov 18 04:28:24.735 INFO [stderr]     |                  ----^^^
Nov 18 04:28:24.735 INFO [stderr]     |                  |
Nov 18 04:28:24.735 INFO [stderr]     |                  help: remove this `mut`
Nov 18 04:28:24.735 INFO [stderr] 
Nov 18 04:28:24.815 INFO [stderr] warning: field is never used: `buffer`
Nov 18 04:28:24.815 INFO [stderr]   --> src/ip/v6/builder.rs:24:2
Nov 18 04:28:24.815 INFO [stderr]    |
Nov 18 04:28:24.815 INFO [stderr] 24 |     buffer:    B,
Nov 18 04:28:24.815 INFO [stderr]    |     ^^^^^^^^^^^^
Nov 18 04:28:24.815 INFO [stderr]    |
Nov 18 04:28:24.815 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 18 04:28:24.815 INFO [stderr] 
Nov 18 04:28:25.856 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
Nov 18 04:28:25.866 INFO [stderr] su: No module specific data is present
Nov 18 04:28:26.180 INFO running `"docker" "inspect" "cc56133d37d5bf972a0e2ac751f1f1f6316a40e2f974e1ee484377d107361395"`
Nov 18 04:28:26.285 INFO running `"docker" "rm" "-f" "cc56133d37d5bf972a0e2ac751f1f1f6316a40e2f974e1ee484377d107361395"`
Nov 18 04:28:26.366 INFO [stdout] cc56133d37d5bf972a0e2ac751f1f1f6316a40e2f974e1ee484377d107361395
Nov 18 04:28:26.368 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 18 04:28:26.551 INFO [stdout] f526b0a6badb5b8974c077513fefabecd29dfb8f7db57c9a23baa4e7eef9fc6e
Nov 18 04:28:26.553 INFO running `"docker" "start" "-a" "f526b0a6badb5b8974c077513fefabecd29dfb8f7db57c9a23baa4e7eef9fc6e"`
Nov 18 04:28:27.051 INFO [stderr] usermod: no changes
Nov 18 04:28:27.185 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Nov 18 04:28:27.193 INFO [stderr]      Running /target/debug/deps/packet-6f093954991efedf
Nov 18 04:28:27.196 INFO [stdout] 
Nov 18 04:28:27.196 INFO [stdout] running 18 tests
Nov 18 04:28:27.197 INFO [stdout] test ip::v4::packet::test::owned ... ok
Nov 18 04:28:27.197 INFO [stdout] test ip::v4::packet::test::mutable_checked ... ok
Nov 18 04:28:27.198 INFO [stdout] test ether::packet::test::values ... ok
Nov 18 04:28:27.198 INFO [stdout] test icmp::builder::test::simple ... ok
Nov 18 04:28:27.198 INFO [stdout] test ether::builder::test::simple ... ok
Nov 18 04:28:27.198 INFO [stdout] test ip::v4::builder::test::icmp ... ok
Nov 18 04:28:27.199 INFO [stdout] test tcp::packet::test::mutable_checked ... ok
Nov 18 04:28:27.199 INFO [stdout] test tcp::packet::test::values ... ok
Nov 18 04:28:27.199 INFO [stdout] test tcp::builder::test::simple ... ok
Nov 18 04:28:27.199 INFO [stdout] test tcp::packet::test::mutable ... ok
Nov 18 04:28:27.199 INFO [stdout] test udp::builder::test::simple ... ok
Nov 18 04:28:27.199 INFO [stdout] test udp::packet::test::mutable ... ok
Nov 18 04:28:27.199 INFO [stdout] test udp::packet::test::mutable_checked ... ok
Nov 18 04:28:27.199 INFO [stdout] test udp::packet::test::values ... ok
Nov 18 04:28:27.200 INFO [stdout] test ip::v4::packet::test::values ... ok
Nov 18 04:28:27.207 INFO [stdout] test ip::v4::builder::test::tcp ... ok
Nov 18 04:28:27.207 INFO [stdout] test ip::v4::packet::test::mutable ... ok
Nov 18 04:28:27.291 INFO [stdout] test ip::v4::packet::test::short_packet ... ok
Nov 18 04:28:27.291 INFO [stdout] 
Nov 18 04:28:27.291 INFO [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 04:28:27.291 INFO [stdout] 
Nov 18 04:28:27.291 INFO [stderr]    Doc-tests packet
Nov 18 04:28:28.898 INFO [stdout] 
Nov 18 04:28:28.898 INFO [stdout] running 3 tests
Nov 18 04:28:32.119 INFO [stdout] test src/packet.rs - packet::AsPacket (line 53) ... ok
Nov 18 04:28:32.343 INFO [stdout] test src/packet.rs - packet::AsPacketMut (line 71) ... ok
Nov 18 04:28:32.543 INFO [stdout] test src/buffer/mod.rs - buffer::Buffer (line 25) ... ok
Nov 18 04:28:32.543 INFO [stdout] 
Nov 18 04:28:32.543 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 18 04:28:32.543 INFO [stdout] 
Nov 18 04:28:32.575 INFO [stderr] su: No module specific data is present
Nov 18 04:28:32.832 INFO running `"docker" "inspect" "f526b0a6badb5b8974c077513fefabecd29dfb8f7db57c9a23baa4e7eef9fc6e"`
Nov 18 04:28:32.946 INFO running `"docker" "rm" "-f" "f526b0a6badb5b8974c077513fefabecd29dfb8f7db57c9a23baa4e7eef9fc6e"`
Nov 18 04:28:33.078 INFO [stdout] f526b0a6badb5b8974c077513fefabecd29dfb8f7db57c9a23baa4e7eef9fc6e