Dec 07 05:09:05.119 INFO testing packet-0.1.2 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 05:09:05.119 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 07 05:09:05.489 INFO [stdout] 8f0db60ca5ace55caf98821e4f4295c4a17997e6cad931dc6b23ff36166a5537
Dec 07 05:09:05.491 INFO running `"docker" "start" "-a" "8f0db60ca5ace55caf98821e4f4295c4a17997e6cad931dc6b23ff36166a5537"`
Dec 07 05:09:06.180 INFO [stderr] usermod: no changes
Dec 07 05:09:06.620 INFO [stderr]    Compiling hwaddr v0.1.5
Dec 07 05:09:21.468 INFO [stderr]    Compiling packet v0.1.2 (/source)
Dec 07 05:09:22.588 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 07 05:09:22.588 INFO [stderr]   --> src/ip/v4/packet.rs:43:51
Dec 07 05:09:22.588 INFO [stderr]    |
Dec 07 05:09:22.588 INFO [stderr] 43 |         size: p => (p.length() as usize).saturating_sub((p.header() as usize * 4)),
Dec 07 05:09:22.588 INFO [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 05:09:22.588 INFO [stderr]    |
Dec 07 05:09:22.588 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 07 05:09:22.589 INFO [stderr] 
Dec 07 05:09:22.592 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 07 05:09:22.592 INFO [stderr]   --> src/ip/v6/packet.rs:16:5
Dec 07 05:09:22.592 INFO [stderr]    |
Dec 07 05:09:22.592 INFO [stderr] 16 | use std::net::Ipv4Addr;
Dec 07 05:09:22.592 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 07 05:09:22.592 INFO [stderr]    |
Dec 07 05:09:22.592 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 07 05:09:22.592 INFO [stderr] 
Dec 07 05:09:22.592 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Dec 07 05:09:22.592 INFO [stderr]   --> src/ip/v6/packet.rs:17:17
Dec 07 05:09:22.592 INFO [stderr]    |
Dec 07 05:09:22.592 INFO [stderr] 17 | use byteorder::{ReadBytesExt, BigEndian};
Dec 07 05:09:22.592 INFO [stderr]    |                 ^^^^^^^^^^^^  ^^^^^^^^^
Dec 07 05:09:22.592 INFO [stderr] 
Dec 07 05:09:22.592 INFO [stderr] warning: unused import: `size`
Dec 07 05:09:22.592 INFO [stderr]   --> src/ip/v6/packet.rs:20:5
Dec 07 05:09:22.592 INFO [stderr]    |
Dec 07 05:09:22.592 INFO [stderr] 20 | use size;
Dec 07 05:09:22.592 INFO [stderr]    |     ^^^^
Dec 07 05:09:22.592 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused import: `ip::Protocol`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/packet.rs:22:5
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 22 | use ip::Protocol;
Dec 07 05:09:22.593 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused import: `ip::v4::Flags`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/packet.rs:23:5
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 23 | use ip::v4::Flags;
Dec 07 05:09:22.593 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused import: `ip::v4::option`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/packet.rs:24:5
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 24 | use ip::v4::option;
Dec 07 05:09:22.593 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused import: `ip::v4::checksum`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/packet.rs:25:5
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 25 | use ip::v4::checksum;
Dec 07 05:09:22.593 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/builder.rs:15:5
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 15 | use std::io::Cursor;
Dec 07 05:09:22.593 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:22.593 INFO [stderr] warning: unused imports: `BigEndian`, `WriteBytesExt`
Dec 07 05:09:22.593 INFO [stderr]   --> src/ip/v6/builder.rs:16:17
Dec 07 05:09:22.593 INFO [stderr]    |
Dec 07 05:09:22.593 INFO [stderr] 16 | use byteorder::{WriteBytesExt, BigEndian};
Dec 07 05:09:22.593 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^
Dec 07 05:09:22.593 INFO [stderr] 
Dec 07 05:09:23.408 INFO [stderr] warning: unused variable: `packet`
Dec 07 05:09:23.408 INFO [stderr]   --> src/tcp/mod.rs:53:22
Dec 07 05:09:23.408 INFO [stderr]    |
Dec 07 05:09:23.408 INFO [stderr] 53 |         ip::Packet::V6(ref packet) => {
Dec 07 05:09:23.408 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Dec 07 05:09:23.408 INFO [stderr]    |
Dec 07 05:09:23.408 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 07 05:09:23.408 INFO [stderr] 
Dec 07 05:09:23.408 INFO [stderr] warning: unused variable: `packet`
Dec 07 05:09:23.408 INFO [stderr]   --> src/udp/mod.rs:45:22
Dec 07 05:09:23.408 INFO [stderr]    |
Dec 07 05:09:23.408 INFO [stderr] 45 |         ip::Packet::V6(ref packet) => {
Dec 07 05:09:23.408 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Dec 07 05:09:23.408 INFO [stderr] 
Dec 07 05:09:23.507 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:23.508 INFO [stderr]    --> src/ip/v4/packet.rs:173:7
Dec 07 05:09:23.508 INFO [stderr]     |
Dec 07 05:09:23.508 INFO [stderr] 173 |         let mut buffer = self.buffer.as_mut();
Dec 07 05:09:23.508 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:23.508 INFO [stderr]     |             |
Dec 07 05:09:23.508 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:23.508 INFO [stderr]     |
Dec 07 05:09:23.508 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 05:09:23.508 INFO [stderr] 
Dec 07 05:09:23.508 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:23.508 INFO [stderr]    --> src/ip/v4/packet.rs:174:7
Dec 07 05:09:23.508 INFO [stderr]     |
Dec 07 05:09:23.508 INFO [stderr] 174 |         let mut buffer = if buffer.len() < header + payload {
Dec 07 05:09:23.508 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:23.508 INFO [stderr]     |             |
Dec 07 05:09:23.508 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:23.508 INFO [stderr] 
Dec 07 05:09:23.667 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:23.667 INFO [stderr]    --> src/udp/packet.rs:154:7
Dec 07 05:09:23.667 INFO [stderr]     |
Dec 07 05:09:23.667 INFO [stderr] 154 |         let mut buffer = self.buffer.as_mut();
Dec 07 05:09:23.668 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:23.668 INFO [stderr]     |             |
Dec 07 05:09:23.668 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:23.668 INFO [stderr] 
Dec 07 05:09:23.668 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:23.668 INFO [stderr]    --> src/udp/packet.rs:155:7
Dec 07 05:09:23.668 INFO [stderr]     |
Dec 07 05:09:23.668 INFO [stderr] 155 |         let mut buffer = if buffer.len() < header + payload {
Dec 07 05:09:23.668 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:23.668 INFO [stderr]     |             |
Dec 07 05:09:23.668 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:23.668 INFO [stderr] 
Dec 07 05:09:23.717 INFO [stderr] warning: field is never used: `buffer`
Dec 07 05:09:23.717 INFO [stderr]   --> src/ip/v6/builder.rs:24:2
Dec 07 05:09:23.717 INFO [stderr]    |
Dec 07 05:09:23.717 INFO [stderr] 24 |     buffer:    B,
Dec 07 05:09:23.717 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 07 05:09:23.717 INFO [stderr]    |
Dec 07 05:09:23.717 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 05:09:23.717 INFO [stderr] 
Dec 07 05:09:24.328 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.11s
Dec 07 05:09:24.336 INFO [stderr] su: No module specific data is present
Dec 07 05:09:25.191 INFO running `"docker" "inspect" "8f0db60ca5ace55caf98821e4f4295c4a17997e6cad931dc6b23ff36166a5537"`
Dec 07 05:09:25.350 INFO running `"docker" "rm" "-f" "8f0db60ca5ace55caf98821e4f4295c4a17997e6cad931dc6b23ff36166a5537"`
Dec 07 05:09:25.673 INFO [stdout] 8f0db60ca5ace55caf98821e4f4295c4a17997e6cad931dc6b23ff36166a5537
Dec 07 05:09:25.680 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 07 05:09:26.147 INFO [stdout] 3ece2845e88814a382fe3e98faacb0e8ec29ee3785506b8d38acc275fc74cd3b
Dec 07 05:09:26.149 INFO running `"docker" "start" "-a" "3ece2845e88814a382fe3e98faacb0e8ec29ee3785506b8d38acc275fc74cd3b"`
Dec 07 05:09:28.018 INFO [stderr] usermod: no changes
Dec 07 05:09:28.272 INFO [stderr]    Compiling packet v0.1.2 (/source)
Dec 07 05:09:29.629 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 07 05:09:29.629 INFO [stderr]   --> src/ip/v4/packet.rs:43:51
Dec 07 05:09:29.629 INFO [stderr]    |
Dec 07 05:09:29.629 INFO [stderr] 43 |         size: p => (p.length() as usize).saturating_sub((p.header() as usize * 4)),
Dec 07 05:09:29.629 INFO [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 07 05:09:29.629 INFO [stderr]    |
Dec 07 05:09:29.629 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 07 05:09:29.629 INFO [stderr] 
Dec 07 05:09:29.632 INFO [stderr] warning: unused import: `std::net::Ipv4Addr`
Dec 07 05:09:29.632 INFO [stderr]   --> src/ip/v6/packet.rs:16:5
Dec 07 05:09:29.632 INFO [stderr]    |
Dec 07 05:09:29.632 INFO [stderr] 16 | use std::net::Ipv4Addr;
Dec 07 05:09:29.632 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused imports: `BigEndian`, `ReadBytesExt`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:17:17
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 17 | use byteorder::{ReadBytesExt, BigEndian};
Dec 07 05:09:29.633 INFO [stderr]    |                 ^^^^^^^^^^^^  ^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `size`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:20:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 20 | use size;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `ip::Protocol`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:22:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 22 | use ip::Protocol;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `ip::v4::Flags`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:23:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 23 | use ip::v4::Flags;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `ip::v4::option`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:24:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 24 | use ip::v4::option;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `ip::v4::checksum`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/packet.rs:25:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 25 | use ip::v4::checksum;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/builder.rs:15:5
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 15 | use std::io::Cursor;
Dec 07 05:09:29.633 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:29.633 INFO [stderr] warning: unused imports: `BigEndian`, `WriteBytesExt`
Dec 07 05:09:29.633 INFO [stderr]   --> src/ip/v6/builder.rs:16:17
Dec 07 05:09:29.633 INFO [stderr]    |
Dec 07 05:09:29.633 INFO [stderr] 16 | use byteorder::{WriteBytesExt, BigEndian};
Dec 07 05:09:29.633 INFO [stderr]    |                 ^^^^^^^^^^^^^  ^^^^^^^^^
Dec 07 05:09:29.633 INFO [stderr] 
Dec 07 05:09:30.729 INFO [stderr] warning: unused variable: `packet`
Dec 07 05:09:30.729 INFO [stderr]   --> src/tcp/mod.rs:53:22
Dec 07 05:09:30.729 INFO [stderr]    |
Dec 07 05:09:30.729 INFO [stderr] 53 |         ip::Packet::V6(ref packet) => {
Dec 07 05:09:30.729 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Dec 07 05:09:30.729 INFO [stderr]    |
Dec 07 05:09:30.729 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 07 05:09:30.729 INFO [stderr] 
Dec 07 05:09:30.729 INFO [stderr] warning: unused variable: `packet`
Dec 07 05:09:30.729 INFO [stderr]   --> src/udp/mod.rs:45:22
Dec 07 05:09:30.729 INFO [stderr]    |
Dec 07 05:09:30.729 INFO [stderr] 45 |         ip::Packet::V6(ref packet) => {
Dec 07 05:09:30.729 INFO [stderr]    |                            ^^^^^^ help: consider using `_packet` instead
Dec 07 05:09:30.729 INFO [stderr] 
Dec 07 05:09:30.843 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:30.843 INFO [stderr]    --> src/ip/v4/packet.rs:173:7
Dec 07 05:09:30.843 INFO [stderr]     |
Dec 07 05:09:30.843 INFO [stderr] 173 |         let mut buffer = self.buffer.as_mut();
Dec 07 05:09:30.843 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:30.843 INFO [stderr]     |             |
Dec 07 05:09:30.843 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:30.843 INFO [stderr]     |
Dec 07 05:09:30.843 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 05:09:30.843 INFO [stderr] 
Dec 07 05:09:30.843 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:30.843 INFO [stderr]    --> src/ip/v4/packet.rs:174:7
Dec 07 05:09:30.843 INFO [stderr]     |
Dec 07 05:09:30.843 INFO [stderr] 174 |         let mut buffer = if buffer.len() < header + payload {
Dec 07 05:09:30.843 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:30.843 INFO [stderr]     |             |
Dec 07 05:09:30.843 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:30.843 INFO [stderr] 
Dec 07 05:09:31.012 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:31.012 INFO [stderr]    --> src/tcp/packet.rs:427:12
Dec 07 05:09:31.012 INFO [stderr]     |
Dec 07 05:09:31.012 INFO [stderr] 427 |         let (ip, mut tcp) = ip.split_mut();
Dec 07 05:09:31.012 INFO [stderr]     |                  ----^^^
Dec 07 05:09:31.012 INFO [stderr]     |                  |
Dec 07 05:09:31.012 INFO [stderr]     |                  help: remove this `mut`
Dec 07 05:09:31.012 INFO [stderr] 
Dec 07 05:09:31.036 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:31.036 INFO [stderr]    --> src/udp/packet.rs:154:7
Dec 07 05:09:31.036 INFO [stderr]     |
Dec 07 05:09:31.036 INFO [stderr] 154 |         let mut buffer = self.buffer.as_mut();
Dec 07 05:09:31.036 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:31.036 INFO [stderr]     |             |
Dec 07 05:09:31.036 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:31.036 INFO [stderr] 
Dec 07 05:09:31.036 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:31.036 INFO [stderr]    --> src/udp/packet.rs:155:7
Dec 07 05:09:31.036 INFO [stderr]     |
Dec 07 05:09:31.036 INFO [stderr] 155 |         let mut buffer = if buffer.len() < header + payload {
Dec 07 05:09:31.036 INFO [stderr]     |             ----^^^^^^
Dec 07 05:09:31.036 INFO [stderr]     |             |
Dec 07 05:09:31.036 INFO [stderr]     |             help: remove this `mut`
Dec 07 05:09:31.036 INFO [stderr] 
Dec 07 05:09:31.050 INFO [stderr] warning: variable does not need to be mutable
Dec 07 05:09:31.050 INFO [stderr]    --> src/udp/packet.rs:316:12
Dec 07 05:09:31.050 INFO [stderr]     |
Dec 07 05:09:31.050 INFO [stderr] 316 |         let (ip, mut udp) = ip.split_mut();
Dec 07 05:09:31.050 INFO [stderr]     |                  ----^^^
Dec 07 05:09:31.050 INFO [stderr]     |                  |
Dec 07 05:09:31.050 INFO [stderr]     |                  help: remove this `mut`
Dec 07 05:09:31.050 INFO [stderr] 
Dec 07 05:09:31.115 INFO [stderr] warning: field is never used: `buffer`
Dec 07 05:09:31.120 INFO [stderr]   --> src/ip/v6/builder.rs:24:2
Dec 07 05:09:31.120 INFO [stderr]    |
Dec 07 05:09:31.120 INFO [stderr] 24 |     buffer:    B,
Dec 07 05:09:31.120 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 07 05:09:31.120 INFO [stderr]    |
Dec 07 05:09:31.120 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 05:09:31.120 INFO [stderr] 
Dec 07 05:09:32.190 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.15s
Dec 07 05:09:32.212 INFO [stderr] su: No module specific data is present
Dec 07 05:09:32.877 INFO running `"docker" "inspect" "3ece2845e88814a382fe3e98faacb0e8ec29ee3785506b8d38acc275fc74cd3b"`
Dec 07 05:09:33.112 INFO running `"docker" "rm" "-f" "3ece2845e88814a382fe3e98faacb0e8ec29ee3785506b8d38acc275fc74cd3b"`
Dec 07 05:09:33.345 INFO [stdout] 3ece2845e88814a382fe3e98faacb0e8ec29ee3785506b8d38acc275fc74cd3b
Dec 07 05:09:33.350 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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"`
Dec 07 05:09:33.865 INFO [stdout] bcc814e29af1cdb7a16a800f30d6b1eeb2ad0700964bb6933a85ca8e6baa3fce
Dec 07 05:09:33.867 INFO running `"docker" "start" "-a" "bcc814e29af1cdb7a16a800f30d6b1eeb2ad0700964bb6933a85ca8e6baa3fce"`
Dec 07 05:09:35.464 INFO [stderr] usermod: no changes
Dec 07 05:09:35.806 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
Dec 07 05:09:35.832 INFO [stderr]      Running /target/debug/deps/packet-fbac2991b14389e7
Dec 07 05:09:35.835 INFO [stdout] 
Dec 07 05:09:35.835 INFO [stdout] running 18 tests
Dec 07 05:09:35.836 INFO [stdout] test ip::v4::packet::test::owned ... ok
Dec 07 05:09:35.837 INFO [stdout] test icmp::builder::test::simple ... ok
Dec 07 05:09:35.837 INFO [stdout] test ether::packet::test::values ... ok
Dec 07 05:09:35.838 INFO [stdout] test ip::v4::builder::test::icmp ... ok
Dec 07 05:09:35.845 INFO [stdout] test ip::v4::packet::test::values ... ok
Dec 07 05:09:35.845 INFO [stdout] test ip::v4::packet::test::mutable_checked ... ok
Dec 07 05:09:35.846 INFO [stdout] test ip::v4::packet::test::mutable ... ok
Dec 07 05:09:35.846 INFO [stdout] test tcp::packet::test::mutable ... ok
Dec 07 05:09:35.847 INFO [stdout] test tcp::builder::test::simple ... ok
Dec 07 05:09:35.847 INFO [stdout] test ip::v4::builder::test::tcp ... ok
Dec 07 05:09:35.848 INFO [stdout] test tcp::packet::test::mutable_checked ... ok
Dec 07 05:09:35.848 INFO [stdout] test tcp::packet::test::values ... ok
Dec 07 05:09:35.848 INFO [stdout] test udp::packet::test::mutable ... ok
Dec 07 05:09:35.848 INFO [stdout] test udp::builder::test::simple ... ok
Dec 07 05:09:35.852 INFO [stdout] test ether::builder::test::simple ... ok
Dec 07 05:09:35.852 INFO [stdout] test udp::packet::test::mutable_checked ... ok
Dec 07 05:09:35.852 INFO [stdout] test udp::packet::test::values ... ok
Dec 07 05:09:36.049 INFO [stdout] test ip::v4::packet::test::short_packet ... ok
Dec 07 05:09:36.049 INFO [stdout] 
Dec 07 05:09:36.049 INFO [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 05:09:36.049 INFO [stdout] 
Dec 07 05:09:36.051 INFO [stderr]    Doc-tests packet
Dec 07 05:09:38.128 INFO [stdout] 
Dec 07 05:09:38.128 INFO [stdout] running 3 tests
Dec 07 05:09:41.223 INFO [stdout] test src/buffer/mod.rs - buffer::Buffer (line 25) ... ok
Dec 07 05:09:42.060 INFO [stdout] test src/packet.rs - packet::AsPacketMut (line 71) ... ok
Dec 07 05:09:42.304 INFO [stdout] test src/packet.rs - packet::AsPacket (line 53) ... ok
Dec 07 05:09:42.304 INFO [stdout] 
Dec 07 05:09:42.304 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 05:09:42.304 INFO [stdout] 
Dec 07 05:09:42.329 INFO [stderr] su: No module specific data is present
Dec 07 05:09:42.756 INFO running `"docker" "inspect" "bcc814e29af1cdb7a16a800f30d6b1eeb2ad0700964bb6933a85ca8e6baa3fce"`
Dec 07 05:09:42.906 INFO running `"docker" "rm" "-f" "bcc814e29af1cdb7a16a800f30d6b1eeb2ad0700964bb6933a85ca8e6baa3fce"`
Dec 07 05:09:43.092 INFO [stdout] bcc814e29af1cdb7a16a800f30d6b1eeb2ad0700964bb6933a85ca8e6baa3fce