Dec 05 05:29:34.106 INFO testing synthkaf/ping-rs against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 05:29:34.106 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 05 05:29:34.790 INFO [stdout] 0913b33760ec5cecdc4d9de9a38fa45461a8729b5bda35a3a29303f293c23424
Dec 05 05:29:34.792 INFO running `"docker" "start" "-a" "0913b33760ec5cecdc4d9de9a38fa45461a8729b5bda35a3a29303f293c23424"`
Dec 05 05:29:36.405 INFO [stderr] usermod: no changes
Dec 05 05:29:36.551 INFO [stderr]    Compiling unicode-xid v0.0.3
Dec 05 05:29:36.551 INFO [stderr]    Compiling bitflags v0.5.0
Dec 05 05:29:36.551 INFO [stderr]    Compiling pnet_base v0.21.0
Dec 05 05:29:36.551 INFO [stderr]    Compiling pnet v0.21.0
Dec 05 05:29:36.551 INFO [stderr]    Compiling ipnetwork v0.12.8
Dec 05 05:29:36.551 INFO [stderr]    Compiling syntex_pos v0.42.0
Dec 05 05:29:36.551 INFO [stderr]    Compiling pnet_sys v0.21.0
Dec 05 05:29:36.551 INFO [stderr]    Compiling regex-syntax v0.5.6
Dec 05 05:29:38.476 INFO [stderr]    Compiling pnet_macros_support v0.21.0
Dec 05 05:29:39.962 INFO [stderr]    Compiling pnet_datalink v0.21.0
Dec 05 05:29:40.920 INFO [stderr]    Compiling syntex_errors v0.42.0
Dec 05 05:29:46.594 INFO [stderr]    Compiling syntex_syntax v0.42.0
Dec 05 05:29:56.372 INFO [stderr]    Compiling regex v0.2.11
Dec 05 05:30:41.784 INFO [stderr]    Compiling syntex v0.42.2
Dec 05 05:30:42.868 INFO [stderr]    Compiling pnet_macros v0.21.0
Dec 05 05:30:45.860 INFO [stderr]    Compiling pnet_packet v0.21.0
Dec 05 05:30:59.420 INFO [stderr]    Compiling pnet_transport v0.21.0
Dec 05 05:31:00.436 INFO [stderr]    Compiling ping-rs v0.1.0 (/source)
Dec 05 05:31:00.808 INFO [stderr] warning: unused import: `IcmpPacket`
Dec 05 05:31:00.808 INFO [stderr]  --> src/pinger.rs:8:45
Dec 05 05:31:00.808 INFO [stderr]   |
Dec 05 05:31:00.808 INFO [stderr] 8 | use pnet::packet::icmp::{MutableIcmpPacket, IcmpPacket, IcmpCode, IcmpType};
Dec 05 05:31:00.808 INFO [stderr]   |                                             ^^^^^^^^^^
Dec 05 05:31:00.808 INFO [stderr]   |
Dec 05 05:31:00.808 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:31:00.808 INFO [stderr] 
Dec 05 05:31:00.808 INFO [stderr] warning: unused import: `cli::Args`
Dec 05 05:31:00.808 INFO [stderr]  --> src/main.rs:7:5
Dec 05 05:31:00.808 INFO [stderr]   |
Dec 05 05:31:00.808 INFO [stderr] 7 | use cli::Args;
Dec 05 05:31:00.808 INFO [stderr]   |     ^^^^^^^^^
Dec 05 05:31:00.808 INFO [stderr] 
Dec 05 05:31:00.889 INFO [stderr] warning: unused variable: `iter`
Dec 05 05:31:00.889 INFO [stderr]   --> src/pinger.rs:51:17
Dec 05 05:31:00.889 INFO [stderr]    |
Dec 05 05:31:00.889 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:00.889 INFO [stderr]    |                 ^^^^ help: consider using `_iter` instead
Dec 05 05:31:00.889 INFO [stderr]    |
Dec 05 05:31:00.889 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:31:00.889 INFO [stderr] 
Dec 05 05:31:00.909 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:31:00.909 INFO [stderr]   --> src/pinger.rs:51:13
Dec 05 05:31:00.909 INFO [stderr]    |
Dec 05 05:31:00.909 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:00.909 INFO [stderr]    |             ----^^^^
Dec 05 05:31:00.909 INFO [stderr]    |             |
Dec 05 05:31:00.909 INFO [stderr]    |             help: remove this `mut`
Dec 05 05:31:00.909 INFO [stderr]    |
Dec 05 05:31:00.909 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:31:00.909 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: function is never used: `validate_count`
Dec 05 05:31:00.911 INFO [stderr]  --> src/cli.rs:7:1
Dec 05 05:31:00.911 INFO [stderr]   |
Dec 05 05:31:00.911 INFO [stderr] 7 | fn validate_count(s: String) -> Result<(), String> {
Dec 05 05:31:00.911 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr]   |
Dec 05 05:31:00.911 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: function is never used: `build_arg_parser`
Dec 05 05:31:00.911 INFO [stderr]   --> src/cli.rs:17:1
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 17 | fn build_arg_parser() -> App<'static, 'static> {
Dec 05 05:31:00.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: struct is never constructed: `Args`
Dec 05 05:31:00.911 INFO [stderr]   --> src/cli.rs:38:1
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 38 | pub struct Args {
Dec 05 05:31:00.911 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: function is never used: `resolve_host`
Dec 05 05:31:00.911 INFO [stderr]   --> src/cli.rs:44:1
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 44 | fn resolve_host(host: &str) -> Option<IpAddr> {
Dec 05 05:31:00.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: method is never used: `from`
Dec 05 05:31:00.911 INFO [stderr]   --> src/cli.rs:57:5
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 57 |     fn from<'a, I: IntoIterator<Item = String> + 'a>(args: I) -> Result<Args, String> {
Dec 05 05:31:00.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: method is never used: `from_cmdline`
Dec 05 05:31:00.911 INFO [stderr]   --> src/cli.rs:83:5
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 83 |     pub fn from_cmdline() -> Result<Args, String> {
Dec 05 05:31:00.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: field is never used: `packets_received`
Dec 05 05:31:00.911 INFO [stderr]   --> src/pinger.rs:17:5
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 17 |     packets_received: u32,
Dec 05 05:31:00.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:00.911 INFO [stderr] warning: field is never used: `rtts`
Dec 05 05:31:00.911 INFO [stderr]   --> src/pinger.rs:18:5
Dec 05 05:31:00.911 INFO [stderr]    |
Dec 05 05:31:00.911 INFO [stderr] 18 |     rtts: Vec<time::Duration>
Dec 05 05:31:00.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:00.911 INFO [stderr] 
Dec 05 05:31:02.272 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
Dec 05 05:31:02.272 INFO [stderr] su: No module specific data is present
Dec 05 05:31:02.782 INFO running `"docker" "inspect" "0913b33760ec5cecdc4d9de9a38fa45461a8729b5bda35a3a29303f293c23424"`
Dec 05 05:31:03.034 INFO running `"docker" "rm" "-f" "0913b33760ec5cecdc4d9de9a38fa45461a8729b5bda35a3a29303f293c23424"`
Dec 05 05:31:03.292 INFO [stdout] 0913b33760ec5cecdc4d9de9a38fa45461a8729b5bda35a3a29303f293c23424
Dec 05 05:31:03.300 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 05 05:31:03.694 INFO [stdout] 5ceb7dccb748e09eaa14bc7b113821586feb18c098ef203c742d33ea3a75efed
Dec 05 05:31:03.698 INFO running `"docker" "start" "-a" "5ceb7dccb748e09eaa14bc7b113821586feb18c098ef203c742d33ea3a75efed"`
Dec 05 05:31:04.828 INFO [stderr] usermod: no changes
Dec 05 05:31:04.944 INFO [stderr]    Compiling ping-rs v0.1.0 (/source)
Dec 05 05:31:05.280 INFO [stderr] warning: unused import: `IcmpPacket`
Dec 05 05:31:05.280 INFO [stderr]  --> src/pinger.rs:8:45
Dec 05 05:31:05.280 INFO [stderr]   |
Dec 05 05:31:05.280 INFO [stderr] 8 | use pnet::packet::icmp::{MutableIcmpPacket, IcmpPacket, IcmpCode, IcmpType};
Dec 05 05:31:05.280 INFO [stderr]   |                                             ^^^^^^^^^^
Dec 05 05:31:05.280 INFO [stderr]   |
Dec 05 05:31:05.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:31:05.280 INFO [stderr] 
Dec 05 05:31:05.280 INFO [stderr] warning: unused import: `cli::Args`
Dec 05 05:31:05.280 INFO [stderr]  --> src/main.rs:7:5
Dec 05 05:31:05.280 INFO [stderr]   |
Dec 05 05:31:05.280 INFO [stderr] 7 | use cli::Args;
Dec 05 05:31:05.280 INFO [stderr]   |     ^^^^^^^^^
Dec 05 05:31:05.280 INFO [stderr] 
Dec 05 05:31:05.340 INFO [stderr] warning: unused variable: `iter`
Dec 05 05:31:05.340 INFO [stderr]   --> src/pinger.rs:51:17
Dec 05 05:31:05.340 INFO [stderr]    |
Dec 05 05:31:05.340 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:05.340 INFO [stderr]    |                 ^^^^ help: consider using `_iter` instead
Dec 05 05:31:05.340 INFO [stderr]    |
Dec 05 05:31:05.340 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 05:31:05.340 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:31:05.370 INFO [stderr]   --> src/pinger.rs:51:13
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 51 |         let mut iter =  icmp_packet_iter(&mut rx);
Dec 05 05:31:05.370 INFO [stderr]    |             ----^^^^
Dec 05 05:31:05.370 INFO [stderr]    |             |
Dec 05 05:31:05.370 INFO [stderr]    |             help: remove this `mut`
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: function is never used: `validate_count`
Dec 05 05:31:05.370 INFO [stderr]  --> src/cli.rs:7:1
Dec 05 05:31:05.370 INFO [stderr]   |
Dec 05 05:31:05.370 INFO [stderr] 7 | fn validate_count(s: String) -> Result<(), String> {
Dec 05 05:31:05.370 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr]   |
Dec 05 05:31:05.370 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: function is never used: `build_arg_parser`
Dec 05 05:31:05.370 INFO [stderr]   --> src/cli.rs:17:1
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 17 | fn build_arg_parser() -> App<'static, 'static> {
Dec 05 05:31:05.370 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: struct is never constructed: `Args`
Dec 05 05:31:05.370 INFO [stderr]   --> src/cli.rs:38:1
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 38 | pub struct Args {
Dec 05 05:31:05.370 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: function is never used: `resolve_host`
Dec 05 05:31:05.370 INFO [stderr]   --> src/cli.rs:44:1
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 44 | fn resolve_host(host: &str) -> Option<IpAddr> {
Dec 05 05:31:05.370 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: method is never used: `from`
Dec 05 05:31:05.370 INFO [stderr]   --> src/cli.rs:57:5
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 57 |     fn from<'a, I: IntoIterator<Item = String> + 'a>(args: I) -> Result<Args, String> {
Dec 05 05:31:05.370 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: method is never used: `from_cmdline`
Dec 05 05:31:05.370 INFO [stderr]   --> src/cli.rs:83:5
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 83 |     pub fn from_cmdline() -> Result<Args, String> {
Dec 05 05:31:05.370 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.370 INFO [stderr] 
Dec 05 05:31:05.370 INFO [stderr] warning: field is never used: `packets_received`
Dec 05 05:31:05.370 INFO [stderr]   --> src/pinger.rs:17:5
Dec 05 05:31:05.370 INFO [stderr]    |
Dec 05 05:31:05.370 INFO [stderr] 17 |     packets_received: u32,
Dec 05 05:31:05.371 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.371 INFO [stderr] 
Dec 05 05:31:05.371 INFO [stderr] warning: field is never used: `rtts`
Dec 05 05:31:05.371 INFO [stderr]   --> src/pinger.rs:18:5
Dec 05 05:31:05.371 INFO [stderr]    |
Dec 05 05:31:05.371 INFO [stderr] 18 |     rtts: Vec<time::Duration>
Dec 05 05:31:05.371 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 05:31:05.371 INFO [stderr] 
Dec 05 05:31:05.684 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
Dec 05 05:31:05.685 INFO [stderr] su: No module specific data is present
Dec 05 05:31:06.420 INFO running `"docker" "inspect" "5ceb7dccb748e09eaa14bc7b113821586feb18c098ef203c742d33ea3a75efed"`
Dec 05 05:31:06.646 INFO running `"docker" "rm" "-f" "5ceb7dccb748e09eaa14bc7b113821586feb18c098ef203c742d33ea3a75efed"`
Dec 05 05:31:06.824 INFO [stdout] 5ceb7dccb748e09eaa14bc7b113821586feb18c098ef203c742d33ea3a75efed
Dec 05 05:31:06.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 05 05:31:07.128 INFO [stdout] b02082d8ad75bcd1fc3aba20885ba4dd66077eff36b29314317e214eeac10c75
Dec 05 05:31:07.130 INFO running `"docker" "start" "-a" "b02082d8ad75bcd1fc3aba20885ba4dd66077eff36b29314317e214eeac10c75"`
Dec 05 05:31:07.834 INFO [stderr] usermod: no changes
Dec 05 05:31:07.895 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 05 05:31:07.895 INFO [stderr]      Running /target/debug/deps/ping_rs-3691679c6b552ff5
Dec 05 05:31:07.898 INFO [stdout] 
Dec 05 05:31:07.898 INFO [stdout] running 0 tests
Dec 05 05:31:07.898 INFO [stdout] 
Dec 05 05:31:07.898 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 05:31:07.898 INFO [stdout] 
Dec 05 05:31:07.900 INFO [stderr] su: No module specific data is present
Dec 05 05:31:08.193 INFO running `"docker" "inspect" "b02082d8ad75bcd1fc3aba20885ba4dd66077eff36b29314317e214eeac10c75"`
Dec 05 05:31:08.282 INFO running `"docker" "rm" "-f" "b02082d8ad75bcd1fc3aba20885ba4dd66077eff36b29314317e214eeac10c75"`
Dec 05 05:31:08.363 INFO [stdout] b02082d8ad75bcd1fc3aba20885ba4dd66077eff36b29314317e214eeac10c75