Dec 05 02:49:20.541 INFO checking Dieff/not-a-backdoor against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:49:20.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 02:49:20.802 INFO [stdout] 9c866c62b21992571f74de2f138b5acd4f404a3aaf6f8ef5682c5665ee1d2271
Dec 05 02:49:20.804 INFO running `"docker" "start" "-a" "9c866c62b21992571f74de2f138b5acd4f404a3aaf6f8ef5682c5665ee1d2271"`
Dec 05 02:49:21.231 INFO [stderr] usermod: no changes
Dec 05 02:49:21.336 INFO [stderr]    Compiling sys-info v0.5.6
Dec 05 02:49:21.340 INFO [stderr]     Checking mio v0.6.15
Dec 05 02:49:21.341 INFO [stderr]     Checking stderrlog v0.4.1
Dec 05 02:49:23.267 INFO [stderr]     Checking not-a-backdoor v0.1.0 (/source)
Dec 05 02:49:26.436 INFO [stderr] warning: unused import: `sleep`
Dec 05 02:49:26.436 INFO [stderr]  --> src/lib_client/senders/udp.rs:8:19
Dec 05 02:49:26.436 INFO [stderr]   |
Dec 05 02:49:26.436 INFO [stderr] 8 | use std::thread::{sleep, spawn};
Dec 05 02:49:26.436 INFO [stderr]   |                   ^^^^^
Dec 05 02:49:26.436 INFO [stderr]   |
Dec 05 02:49:26.436 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:49:26.436 INFO [stderr] 
Dec 05 02:49:26.443 INFO [stderr] warning: unused import: `std::fmt::Display`
Dec 05 02:49:26.443 INFO [stderr]  --> src/lib_server/eventloop.rs:2:5
Dec 05 02:49:26.443 INFO [stderr]   |
Dec 05 02:49:26.443 INFO [stderr] 2 | use std::fmt::Display;
Dec 05 02:49:26.443 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 02:49:26.443 INFO [stderr]   |
Dec 05 02:49:26.443 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:49:26.443 INFO [stderr] 
Dec 05 02:49:26.843 INFO [stderr] warning: unused import: `sleep`
Dec 05 02:49:26.843 INFO [stderr]  --> src/lib_client/senders/udp.rs:8:19
Dec 05 02:49:26.843 INFO [stderr]   |
Dec 05 02:49:26.843 INFO [stderr] 8 | use std::thread::{sleep, spawn};
Dec 05 02:49:26.843 INFO [stderr]   |                   ^^^^^
Dec 05 02:49:26.843 INFO [stderr]   |
Dec 05 02:49:26.843 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:49:26.843 INFO [stderr] 
Dec 05 02:49:27.159 INFO [stderr] warning: unused variable: `err`
Dec 05 02:49:27.159 INFO [stderr]   --> src/lib_server/udp.rs:78:21
Dec 05 02:49:27.159 INFO [stderr]    |
Dec 05 02:49:27.159 INFO [stderr] 78 |                 Err(err) => {
Dec 05 02:49:27.159 INFO [stderr]    |                     ^^^ help: consider using `_err` instead
Dec 05 02:49:27.159 INFO [stderr]    |
Dec 05 02:49:27.159 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 02:49:27.159 INFO [stderr] 
Dec 05 02:49:27.179 INFO [stderr] warning: unused import: `std::fmt::Display`
Dec 05 02:49:27.179 INFO [stderr]  --> src/lib_server/eventloop.rs:2:5
Dec 05 02:49:27.179 INFO [stderr]   |
Dec 05 02:49:27.179 INFO [stderr] 2 | use std::fmt::Display;
Dec 05 02:49:27.179 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.179 INFO [stderr]   |
Dec 05 02:49:27.179 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 02:49:27.179 INFO [stderr] 
Dec 05 02:49:27.371 INFO [stderr] warning: method is never used: `from_input`
Dec 05 02:49:27.371 INFO [stderr]   --> src/net_messages.rs:11:3
Dec 05 02:49:27.371 INFO [stderr]    |
Dec 05 02:49:27.371 INFO [stderr] 11 |   pub fn from_input(input: String, id: usize) -> Command {
Dec 05 02:49:27.371 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.371 INFO [stderr]    |
Dec 05 02:49:27.371 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 02:49:27.371 INFO [stderr] 
Dec 05 02:49:27.371 INFO [stderr] warning: method is never used: `from_str`
Dec 05 02:49:27.371 INFO [stderr]   --> src/net_messages.rs:31:3
Dec 05 02:49:27.371 INFO [stderr]    |
Dec 05 02:49:27.371 INFO [stderr] 31 |   pub fn from_str(string: String) -> Result<ClientToServer, serde_json::Error> {
Dec 05 02:49:27.371 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.371 INFO [stderr] 
Dec 05 02:49:27.371 INFO [stderr] warning: method is never used: `from_cmds`
Dec 05 02:49:27.371 INFO [stderr]   --> src/net_messages.rs:48:3
Dec 05 02:49:27.371 INFO [stderr]    |
Dec 05 02:49:27.371 INFO [stderr] 48 |   pub fn from_cmds(commands: Vec<Command>) -> ServerToClient {
Dec 05 02:49:27.371 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.371 INFO [stderr] 
Dec 05 02:49:27.375 INFO [stderr] warning: field is never used: `sent`
Dec 05 02:49:27.375 INFO [stderr]  --> src/lib_server/client_tracker.rs:9:3
Dec 05 02:49:27.375 INFO [stderr]   |
Dec 05 02:49:27.375 INFO [stderr] 9 |   sent: i64,
Dec 05 02:49:27.375 INFO [stderr]   |   ^^^^^^^^^
Dec 05 02:49:27.385 INFO [stderr]   |
Dec 05 02:49:27.385 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 02:49:27.385 INFO [stderr] 
Dec 05 02:49:27.385 INFO [stderr] warning: field is never used: `recieved`
Dec 05 02:49:27.385 INFO [stderr]   --> src/lib_server/client_tracker.rs:10:3
Dec 05 02:49:27.385 INFO [stderr]    |
Dec 05 02:49:27.385 INFO [stderr] 10 |   recieved: i64,
Dec 05 02:49:27.385 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 05 02:49:27.385 INFO [stderr] 
Dec 05 02:49:27.385 INFO [stderr] warning: field is never used: `ip`
Dec 05 02:49:27.385 INFO [stderr]   --> src/lib_server/client_tracker.rs:32:3
Dec 05 02:49:27.385 INFO [stderr]    |
Dec 05 02:49:27.385 INFO [stderr] 32 |   ip: IpAddr,
Dec 05 02:49:27.385 INFO [stderr]    |   ^^^^^^^^^^
Dec 05 02:49:27.385 INFO [stderr] 
Dec 05 02:49:27.385 INFO [stderr] warning: field is never used: `os`
Dec 05 02:49:27.385 INFO [stderr]   --> src/lib_server/client_tracker.rs:33:3
Dec 05 02:49:27.385 INFO [stderr]    |
Dec 05 02:49:27.385 INFO [stderr] 33 |   os: String,
Dec 05 02:49:27.385 INFO [stderr]    |   ^^^^^^^^^^
Dec 05 02:49:27.385 INFO [stderr] 
Dec 05 02:49:27.385 INFO [stderr] warning: method is never used: `get_elapsed`
Dec 05 02:49:27.385 INFO [stderr]   --> src/lib_server/client_tracker.rs:51:3
Dec 05 02:49:27.386 INFO [stderr]    |
Dec 05 02:49:27.386 INFO [stderr] 51 |   fn get_elapsed(&self) -> Duration {
Dec 05 02:49:27.386 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.386 INFO [stderr] 
Dec 05 02:49:27.386 INFO [stderr] warning: method is never used: `add_output`
Dec 05 02:49:27.386 INFO [stderr]   --> src/net_messages.rs:19:3
Dec 05 02:49:27.386 INFO [stderr]    |
Dec 05 02:49:27.386 INFO [stderr] 19 |   pub fn add_output(&mut self, output: String) {
Dec 05 02:49:27.386 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.386 INFO [stderr] 
Dec 05 02:49:27.386 INFO [stderr] warning: method is never used: `from_cmds`
Dec 05 02:49:27.386 INFO [stderr]   --> src/net_messages.rs:34:3
Dec 05 02:49:27.386 INFO [stderr]    |
Dec 05 02:49:27.386 INFO [stderr] 34 |   pub fn from_cmds(id: String, commands: Vec<Command>) -> ClientToServer {
Dec 05 02:49:27.386 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.386 INFO [stderr] 
Dec 05 02:49:27.386 INFO [stderr] warning: method is never used: `from_str`
Dec 05 02:49:27.386 INFO [stderr]   --> src/net_messages.rs:45:3
Dec 05 02:49:27.386 INFO [stderr]    |
Dec 05 02:49:27.386 INFO [stderr] 45 |   pub fn from_str(string: String) -> Result<ServerToClient, serde_json::Error> {
Dec 05 02:49:27.386 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.386 INFO [stderr] 
Dec 05 02:49:27.403 INFO [stderr] warning: method is never used: `from_input`
Dec 05 02:49:27.403 INFO [stderr]   --> src/net_messages.rs:11:3
Dec 05 02:49:27.403 INFO [stderr]    |
Dec 05 02:49:27.403 INFO [stderr] 11 |   pub fn from_input(input: String, id: usize) -> Command {
Dec 05 02:49:27.403 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.403 INFO [stderr]    |
Dec 05 02:49:27.403 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 02:49:27.403 INFO [stderr] 
Dec 05 02:49:27.403 INFO [stderr] warning: method is never used: `from_str`
Dec 05 02:49:27.403 INFO [stderr]   --> src/net_messages.rs:31:3
Dec 05 02:49:27.403 INFO [stderr]    |
Dec 05 02:49:27.403 INFO [stderr] 31 |   pub fn from_str(string: String) -> Result<ClientToServer, serde_json::Error> {
Dec 05 02:49:27.403 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.403 INFO [stderr] 
Dec 05 02:49:27.403 INFO [stderr] warning: method is never used: `from_cmds`
Dec 05 02:49:27.403 INFO [stderr]   --> src/net_messages.rs:48:3
Dec 05 02:49:27.403 INFO [stderr]    |
Dec 05 02:49:27.403 INFO [stderr] 48 |   pub fn from_cmds(commands: Vec<Command>) -> ServerToClient {
Dec 05 02:49:27.403 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.403 INFO [stderr] 
Dec 05 02:49:27.531 INFO [stderr] warning: unused variable: `err`
Dec 05 02:49:27.531 INFO [stderr]   --> src/lib_server/udp.rs:78:21
Dec 05 02:49:27.531 INFO [stderr]    |
Dec 05 02:49:27.531 INFO [stderr] 78 |                 Err(err) => {
Dec 05 02:49:27.531 INFO [stderr]    |                     ^^^ help: consider using `_err` instead
Dec 05 02:49:27.531 INFO [stderr]    |
Dec 05 02:49:27.531 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 02:49:27.531 INFO [stderr] 
Dec 05 02:49:27.623 INFO [stderr] warning: field is never used: `sent`
Dec 05 02:49:27.623 INFO [stderr]  --> src/lib_server/client_tracker.rs:9:3
Dec 05 02:49:27.623 INFO [stderr]   |
Dec 05 02:49:27.623 INFO [stderr] 9 |   sent: i64,
Dec 05 02:49:27.623 INFO [stderr]   |   ^^^^^^^^^
Dec 05 02:49:27.623 INFO [stderr]   |
Dec 05 02:49:27.623 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 02:49:27.623 INFO [stderr] 
Dec 05 02:49:27.623 INFO [stderr] warning: field is never used: `recieved`
Dec 05 02:49:27.623 INFO [stderr]   --> src/lib_server/client_tracker.rs:10:3
Dec 05 02:49:27.623 INFO [stderr]    |
Dec 05 02:49:27.623 INFO [stderr] 10 |   recieved: i64,
Dec 05 02:49:27.623 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 05 02:49:27.623 INFO [stderr] 
Dec 05 02:49:27.623 INFO [stderr] warning: field is never used: `ip`
Dec 05 02:49:27.623 INFO [stderr]   --> src/lib_server/client_tracker.rs:32:3
Dec 05 02:49:27.623 INFO [stderr]    |
Dec 05 02:49:27.623 INFO [stderr] 32 |   ip: IpAddr,
Dec 05 02:49:27.623 INFO [stderr]    |   ^^^^^^^^^^
Dec 05 02:49:27.623 INFO [stderr] 
Dec 05 02:49:27.623 INFO [stderr] warning: field is never used: `os`
Dec 05 02:49:27.623 INFO [stderr]   --> src/lib_server/client_tracker.rs:33:3
Dec 05 02:49:27.623 INFO [stderr]    |
Dec 05 02:49:27.623 INFO [stderr] 33 |   os: String,
Dec 05 02:49:27.623 INFO [stderr]    |   ^^^^^^^^^^
Dec 05 02:49:27.623 INFO [stderr] 
Dec 05 02:49:27.623 INFO [stderr] warning: method is never used: `get_elapsed`
Dec 05 02:49:27.623 INFO [stderr]   --> src/lib_server/client_tracker.rs:51:3
Dec 05 02:49:27.623 INFO [stderr]    |
Dec 05 02:49:27.623 INFO [stderr] 51 |   fn get_elapsed(&self) -> Duration {
Dec 05 02:49:27.623 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.623 INFO [stderr] 
Dec 05 02:49:27.624 INFO [stderr] warning: method is never used: `add_output`
Dec 05 02:49:27.624 INFO [stderr]   --> src/net_messages.rs:19:3
Dec 05 02:49:27.624 INFO [stderr]    |
Dec 05 02:49:27.624 INFO [stderr] 19 |   pub fn add_output(&mut self, output: String) {
Dec 05 02:49:27.624 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.624 INFO [stderr] 
Dec 05 02:49:27.624 INFO [stderr] warning: method is never used: `from_cmds`
Dec 05 02:49:27.624 INFO [stderr]   --> src/net_messages.rs:34:3
Dec 05 02:49:27.624 INFO [stderr]    |
Dec 05 02:49:27.624 INFO [stderr] 34 |   pub fn from_cmds(id: String, commands: Vec<Command>) -> ClientToServer {
Dec 05 02:49:27.624 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.624 INFO [stderr] 
Dec 05 02:49:27.624 INFO [stderr] warning: method is never used: `from_str`
Dec 05 02:49:27.624 INFO [stderr]   --> src/net_messages.rs:45:3
Dec 05 02:49:27.624 INFO [stderr]    |
Dec 05 02:49:27.624 INFO [stderr] 45 |   pub fn from_str(string: String) -> Result<ServerToClient, serde_json::Error> {
Dec 05 02:49:27.624 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:49:27.624 INFO [stderr] 
Dec 05 02:49:27.667 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
Dec 05 02:49:27.673 INFO [stderr] su: No module specific data is present
Dec 05 02:49:28.293 INFO running `"docker" "inspect" "9c866c62b21992571f74de2f138b5acd4f404a3aaf6f8ef5682c5665ee1d2271"`
Dec 05 02:49:28.579 INFO running `"docker" "rm" "-f" "9c866c62b21992571f74de2f138b5acd4f404a3aaf6f8ef5682c5665ee1d2271"`
Dec 05 02:49:29.098 INFO [stdout] 9c866c62b21992571f74de2f138b5acd4f404a3aaf6f8ef5682c5665ee1d2271