Dec 05 05:29:49.503 INFO testing synthkaf/ping-rs against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 05:29:49.503 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:29:49.994 INFO [stdout] eab52eb7452263b91ece1b675352d2b79b5b683ef89c956a2081df041c9b8127
Dec 05 05:29:50.002 INFO running `"docker" "start" "-a" "eab52eb7452263b91ece1b675352d2b79b5b683ef89c956a2081df041c9b8127"`
Dec 05 05:29:51.504 INFO [stderr] usermod: no changes
Dec 05 05:29:51.636 INFO [stderr]    Compiling unicode-xid v0.0.3
Dec 05 05:29:51.644 INFO [stderr]    Compiling pnet_base v0.21.0
Dec 05 05:29:51.644 INFO [stderr]    Compiling ipnetwork v0.12.8
Dec 05 05:29:51.644 INFO [stderr]    Compiling pnet v0.21.0
Dec 05 05:29:51.653 INFO [stderr]    Compiling syntex_pos v0.42.0
Dec 05 05:29:51.653 INFO [stderr]    Compiling pnet_sys v0.21.0
Dec 05 05:29:51.655 INFO [stderr]    Compiling regex v0.2.11
Dec 05 05:29:53.480 INFO [stderr]    Compiling pnet_macros_support v0.21.0
Dec 05 05:29:56.165 INFO [stderr]    Compiling pnet_datalink v0.21.0
Dec 05 05:29:56.271 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 05 05:30:03.485 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 05 05:30:49.435 INFO [stderr]    Compiling syntex v0.42.2
Dec 05 05:30:50.572 INFO [stderr]    Compiling pnet_macros v0.21.0
Dec 05 05:30:52.541 INFO [stderr]    Compiling pnet_packet v0.21.0
Dec 05 05:31:05.529 INFO [stderr]    Compiling pnet_transport v0.21.0
Dec 05 05:31:06.400 INFO [stderr]    Compiling ping-rs v0.1.0 (/source)
Dec 05 05:31:06.804 INFO [stderr] warning: unused import: `IcmpPacket`
Dec 05 05:31:06.804 INFO [stderr]  --> src/pinger.rs:8:45
Dec 05 05:31:06.804 INFO [stderr]   |
Dec 05 05:31:06.804 INFO [stderr] 8 | use pnet::packet::icmp::{MutableIcmpPacket, IcmpPacket, IcmpCode, IcmpType};
Dec 05 05:31:06.804 INFO [stderr]   |                                             ^^^^^^^^^^
Dec 05 05:31:06.804 INFO [stderr]   |
Dec 05 05:31:06.804 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:31:06.804 INFO [stderr] 
Dec 05 05:31:06.804 INFO [stderr] warning: unused import: `cli::Args`
Dec 05 05:31:06.804 INFO [stderr]  --> src/main.rs:7:5
Dec 05 05:31:06.804 INFO [stderr]   |
Dec 05 05:31:06.804 INFO [stderr] 7 | use cli::Args;
Dec 05 05:31:06.804 INFO [stderr]   |     ^^^^^^^^^
Dec 05 05:31:06.804 INFO [stderr] 
Dec 05 05:31:06.888 INFO [stderr] warning: unused variable: `iter`
Dec 05 05:31:06.888 INFO [stderr]   --> src/pinger.rs:51:17
Dec 05 05:31:06.888 INFO [stderr]    |
Dec 05 05:31:06.888 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:06.888 INFO [stderr]    |                 ^^^^ help: consider using `_iter` instead
Dec 05 05:31:06.888 INFO [stderr]    |
Dec 05 05:31:06.888 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:31:06.888 INFO [stderr] 
Dec 05 05:31:06.916 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:31:06.916 INFO [stderr]   --> src/pinger.rs:51:13
Dec 05 05:31:06.916 INFO [stderr]    |
Dec 05 05:31:06.916 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:06.916 INFO [stderr]    |             ----^^^^
Dec 05 05:31:06.916 INFO [stderr]    |             |
Dec 05 05:31:06.916 INFO [stderr]    |             help: remove this `mut`
Dec 05 05:31:06.916 INFO [stderr]    |
Dec 05 05:31:06.916 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:31:06.916 INFO [stderr] 
Dec 05 05:31:06.916 INFO [stderr] warning: function is never used: `validate_count`
Dec 05 05:31:06.916 INFO [stderr]  --> src/cli.rs:7:1
Dec 05 05:31:06.916 INFO [stderr]   |
Dec 05 05:31:06.916 INFO [stderr] 7 | fn validate_count(s: String) -> Result<(), String> {
Dec 05 05:31:06.916 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.916 INFO [stderr]   |
Dec 05 05:31:06.916 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 05:31:06.916 INFO [stderr] 
Dec 05 05:31:06.916 INFO [stderr] warning: function is never used: `build_arg_parser`
Dec 05 05:31:06.916 INFO [stderr]   --> src/cli.rs:17:1
Dec 05 05:31:06.916 INFO [stderr]    |
Dec 05 05:31:06.916 INFO [stderr] 17 | fn build_arg_parser() -> App<'static, 'static> {
Dec 05 05:31:06.916 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.916 INFO [stderr] 
Dec 05 05:31:06.916 INFO [stderr] warning: struct is never constructed: `Args`
Dec 05 05:31:06.916 INFO [stderr]   --> src/cli.rs:38:1
Dec 05 05:31:06.916 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 38 | pub struct Args {
Dec 05 05:31:06.917 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:06.917 INFO [stderr] warning: function is never used: `resolve_host`
Dec 05 05:31:06.917 INFO [stderr]   --> src/cli.rs:44:1
Dec 05 05:31:06.917 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 44 | fn resolve_host(host: &str) -> Option<IpAddr> {
Dec 05 05:31:06.917 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:06.917 INFO [stderr] warning: method is never used: `from`
Dec 05 05:31:06.917 INFO [stderr]   --> src/cli.rs:57:5
Dec 05 05:31:06.917 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 57 |     fn from<'a, I: IntoIterator<Item = String> + 'a>(args: I) -> Result<Args, String> {
Dec 05 05:31:06.917 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:06.917 INFO [stderr] warning: method is never used: `from_cmdline`
Dec 05 05:31:06.917 INFO [stderr]   --> src/cli.rs:83:5
Dec 05 05:31:06.917 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 83 |     pub fn from_cmdline() -> Result<Args, String> {
Dec 05 05:31:06.917 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:06.917 INFO [stderr] warning: field is never used: `packets_received`
Dec 05 05:31:06.917 INFO [stderr]   --> src/pinger.rs:17:5
Dec 05 05:31:06.917 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 17 |     packets_received: u32,
Dec 05 05:31:06.917 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:06.917 INFO [stderr] warning: field is never used: `rtts`
Dec 05 05:31:06.917 INFO [stderr]   --> src/pinger.rs:18:5
Dec 05 05:31:06.917 INFO [stderr]    |
Dec 05 05:31:06.917 INFO [stderr] 18 |     rtts: Vec<time::Duration>
Dec 05 05:31:06.917 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:06.917 INFO [stderr] 
Dec 05 05:31:07.815 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
Dec 05 05:31:07.820 INFO [stderr] su: No module specific data is present
Dec 05 05:31:08.088 INFO running `"docker" "inspect" "eab52eb7452263b91ece1b675352d2b79b5b683ef89c956a2081df041c9b8127"`
Dec 05 05:31:08.176 INFO running `"docker" "rm" "-f" "eab52eb7452263b91ece1b675352d2b79b5b683ef89c956a2081df041c9b8127"`
Dec 05 05:31:08.283 INFO [stdout] eab52eb7452263b91ece1b675352d2b79b5b683ef89c956a2081df041c9b8127
Dec 05 05:31:08.286 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:31:08.439 INFO [stdout] 78cb4e5734b69eccdc9eef69fad0d20d1d50538f9b2c4c4318c31c238daff8cc
Dec 05 05:31:08.442 INFO running `"docker" "start" "-a" "78cb4e5734b69eccdc9eef69fad0d20d1d50538f9b2c4c4318c31c238daff8cc"`
Dec 05 05:31:08.833 INFO [stderr] usermod: no changes
Dec 05 05:31:08.920 INFO [stderr]    Compiling ping-rs v0.1.0 (/source)
Dec 05 05:31:09.204 INFO [stderr] warning: unused import: `IcmpPacket`
Dec 05 05:31:09.204 INFO [stderr]  --> src/pinger.rs:8:45
Dec 05 05:31:09.204 INFO [stderr]   |
Dec 05 05:31:09.204 INFO [stderr] 8 | use pnet::packet::icmp::{MutableIcmpPacket, IcmpPacket, IcmpCode, IcmpType};
Dec 05 05:31:09.204 INFO [stderr]   |                                             ^^^^^^^^^^
Dec 05 05:31:09.204 INFO [stderr]   |
Dec 05 05:31:09.204 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:31:09.204 INFO [stderr] 
Dec 05 05:31:09.209 INFO [stderr] warning: unused import: `cli::Args`
Dec 05 05:31:09.209 INFO [stderr]  --> src/main.rs:7:5
Dec 05 05:31:09.209 INFO [stderr]   |
Dec 05 05:31:09.209 INFO [stderr] 7 | use cli::Args;
Dec 05 05:31:09.209 INFO [stderr]   |     ^^^^^^^^^
Dec 05 05:31:09.209 INFO [stderr] 
Dec 05 05:31:09.271 INFO [stderr] warning: unused variable: `iter`
Dec 05 05:31:09.271 INFO [stderr]   --> src/pinger.rs:51:17
Dec 05 05:31:09.271 INFO [stderr]    |
Dec 05 05:31:09.271 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:09.271 INFO [stderr]    |                 ^^^^ help: consider using `_iter` instead
Dec 05 05:31:09.271 INFO [stderr]    |
Dec 05 05:31:09.271 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:31:09.271 INFO [stderr] 
Dec 05 05:31:09.300 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:31:09.300 INFO [stderr]   --> src/pinger.rs:51:13
Dec 05 05:31:09.300 INFO [stderr]    |
Dec 05 05:31:09.300 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:09.300 INFO [stderr]    |             ----^^^^
Dec 05 05:31:09.300 INFO [stderr]    |             |
Dec 05 05:31:09.300 INFO [stderr]    |             help: remove this `mut`
Dec 05 05:31:09.300 INFO [stderr]    |
Dec 05 05:31:09.300 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:31:09.300 INFO [stderr] 
Dec 05 05:31:09.300 INFO [stderr] warning: function is never used: `validate_count`
Dec 05 05:31:09.300 INFO [stderr]  --> src/cli.rs:7:1
Dec 05 05:31:09.300 INFO [stderr]   |
Dec 05 05:31:09.300 INFO [stderr] 7 | fn validate_count(s: String) -> Result<(), String> {
Dec 05 05:31:09.300 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.300 INFO [stderr]   |
Dec 05 05:31:09.300 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 05:31:09.300 INFO [stderr] 
Dec 05 05:31:09.300 INFO [stderr] warning: function is never used: `build_arg_parser`
Dec 05 05:31:09.300 INFO [stderr]   --> src/cli.rs:17:1
Dec 05 05:31:09.300 INFO [stderr]    |
Dec 05 05:31:09.300 INFO [stderr] 17 | fn build_arg_parser() -> App<'static, 'static> {
Dec 05 05:31:09.300 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.300 INFO [stderr] 
Dec 05 05:31:09.300 INFO [stderr] warning: struct is never constructed: `Args`
Dec 05 05:31:09.300 INFO [stderr]   --> src/cli.rs:38:1
Dec 05 05:31:09.300 INFO [stderr]    |
Dec 05 05:31:09.300 INFO [stderr] 38 | pub struct Args {
Dec 05 05:31:09.300 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 05 05:31:09.300 INFO [stderr] 
Dec 05 05:31:09.300 INFO [stderr] warning: function is never used: `resolve_host`
Dec 05 05:31:09.300 INFO [stderr]   --> src/cli.rs:44:1
Dec 05 05:31:09.300 INFO [stderr]    |
Dec 05 05:31:09.300 INFO [stderr] 44 | fn resolve_host(host: &str) -> Option<IpAddr> {
Dec 05 05:31:09.301 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.301 INFO [stderr] 
Dec 05 05:31:09.301 INFO [stderr] warning: method is never used: `from`
Dec 05 05:31:09.301 INFO [stderr]   --> src/cli.rs:57:5
Dec 05 05:31:09.301 INFO [stderr]    |
Dec 05 05:31:09.301 INFO [stderr] 57 |     fn from<'a, I: IntoIterator<Item = String> + 'a>(args: I) -> Result<Args, String> {
Dec 05 05:31:09.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.301 INFO [stderr] 
Dec 05 05:31:09.301 INFO [stderr] warning: method is never used: `from_cmdline`
Dec 05 05:31:09.301 INFO [stderr]   --> src/cli.rs:83:5
Dec 05 05:31:09.301 INFO [stderr]    |
Dec 05 05:31:09.301 INFO [stderr] 83 |     pub fn from_cmdline() -> Result<Args, String> {
Dec 05 05:31:09.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.301 INFO [stderr] 
Dec 05 05:31:09.301 INFO [stderr] warning: field is never used: `packets_received`
Dec 05 05:31:09.301 INFO [stderr]   --> src/pinger.rs:17:5
Dec 05 05:31:09.301 INFO [stderr]    |
Dec 05 05:31:09.301 INFO [stderr] 17 |     packets_received: u32,
Dec 05 05:31:09.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.301 INFO [stderr] 
Dec 05 05:31:09.301 INFO [stderr] warning: field is never used: `rtts`
Dec 05 05:31:09.301 INFO [stderr]   --> src/pinger.rs:18:5
Dec 05 05:31:09.301 INFO [stderr]    |
Dec 05 05:31:09.301 INFO [stderr] 18 |     rtts: Vec<time::Duration>
Dec 05 05:31:09.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:09.301 INFO [stderr] 
Dec 05 05:31:09.510 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 05 05:31:09.516 INFO [stderr] su: No module specific data is present
Dec 05 05:31:09.749 INFO running `"docker" "inspect" "78cb4e5734b69eccdc9eef69fad0d20d1d50538f9b2c4c4318c31c238daff8cc"`
Dec 05 05:31:09.853 INFO running `"docker" "rm" "-f" "78cb4e5734b69eccdc9eef69fad0d20d1d50538f9b2c4c4318c31c238daff8cc"`
Dec 05 05:31:09.965 INFO [stdout] 78cb4e5734b69eccdc9eef69fad0d20d1d50538f9b2c4c4318c31c238daff8cc
Dec 05 05:31:09.967 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 05 05:31:10.131 INFO [stdout] 16fdacef1423785e8baf2cc3413815fdc8acbd0b174ae7fa2026fedca29f4317
Dec 05 05:31:10.138 INFO running `"docker" "start" "-a" "16fdacef1423785e8baf2cc3413815fdc8acbd0b174ae7fa2026fedca29f4317"`
Dec 05 05:31:10.590 INFO [stderr] usermod: no changes
Dec 05 05:31:10.688 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
Dec 05 05:31:10.703 INFO [stderr]      Running /target/debug/deps/ping_rs-a295d520942f39c6
Dec 05 05:31:10.710 INFO [stdout] 
Dec 05 05:31:10.710 INFO [stdout] running 0 tests
Dec 05 05:31:10.710 INFO [stdout] 
Dec 05 05:31:10.710 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:31:10.710 INFO [stdout] 
Dec 05 05:31:10.712 INFO [stderr] su: No module specific data is present
Dec 05 05:31:11.124 INFO running `"docker" "inspect" "16fdacef1423785e8baf2cc3413815fdc8acbd0b174ae7fa2026fedca29f4317"`
Dec 05 05:31:11.324 INFO running `"docker" "rm" "-f" "16fdacef1423785e8baf2cc3413815fdc8acbd0b174ae7fa2026fedca29f4317"`
Dec 05 05:31:11.620 INFO [stdout] 16fdacef1423785e8baf2cc3413815fdc8acbd0b174ae7fa2026fedca29f4317