/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 22:07:18,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 22:07:18,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 22:07:18,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 22:07:18,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 22:07:18,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 22:07:18,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 22:07:18,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 22:07:18,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 22:07:18,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 22:07:18,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 22:07:18,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 22:07:18,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 22:07:18,842 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 22:07:18,843 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 22:07:18,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 22:07:18,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 22:07:18,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 22:07:18,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 22:07:18,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 22:07:18,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 22:07:18,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 22:07:18,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 22:07:18,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 22:07:18,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 22:07:18,860 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 22:07:18,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 22:07:18,862 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 22:07:18,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 22:07:18,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 22:07:18,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 22:07:18,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 22:07:18,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 22:07:18,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 22:07:18,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 22:07:18,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 22:07:18,869 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 22:07:18,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 22:07:18,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 22:07:18,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 22:07:18,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 22:07:18,872 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-10-23 22:07:18,885 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 22:07:18,885 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 22:07:18,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 22:07:18,887 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 22:07:18,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 22:07:18,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 22:07:18,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 22:07:18,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 22:07:18,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 22:07:18,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 22:07:18,890 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 22:07:18,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 22:07:18,891 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 22:07:18,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 22:07:18,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 22:07:18,893 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-10-23 22:07:18,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 22:07:18,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 22:07:18,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 22:07:18,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 22:07:18,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-10-23 22:07:18,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 22:07:18,894 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 22:07:19,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 22:07:19,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 22:07:19,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 22:07:19,309 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 22:07:19,310 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 22:07:19,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-23 22:07:19,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c943fb06/12589b61746548fb9f541ab7563352a0/FLAG68092f55f [2020-10-23 22:07:20,122 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 22:07:20,126 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/transmitter.16.cil.c [2020-10-23 22:07:20,158 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c943fb06/12589b61746548fb9f541ab7563352a0/FLAG68092f55f [2020-10-23 22:07:20,393 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c943fb06/12589b61746548fb9f541ab7563352a0 [2020-10-23 22:07:20,400 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 22:07:20,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 22:07:20,413 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 22:07:20,413 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 22:07:20,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 22:07:20,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 10:07:20" (1/1) ... [2020-10-23 22:07:20,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35be7d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:20, skipping insertion in model container [2020-10-23 22:07:20,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 10:07:20" (1/1) ... [2020-10-23 22:07:20,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 22:07:20,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 22:07:20,898 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 22:07:20,921 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 22:07:21,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 22:07:21,107 INFO L208 MainTranslator]: Completed translation [2020-10-23 22:07:21,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21 WrapperNode [2020-10-23 22:07:21,108 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 22:07:21,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 22:07:21,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 22:07:21,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 22:07:21,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... [2020-10-23 22:07:21,248 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 22:07:21,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 22:07:21,249 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 22:07:21,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 22:07:21,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 22:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 22:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 22:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 22:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-23 22:07:21,334 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-23 22:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-23 22:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-23 22:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-23 22:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-23 22:07:21,335 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit10 [2020-10-23 22:07:21,336 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit11 [2020-10-23 22:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit12 [2020-10-23 22:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit13 [2020-10-23 22:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit14 [2020-10-23 22:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-23 22:07:21,337 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-23 22:07:21,338 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit10_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit11_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit12_triggered [2020-10-23 22:07:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit13_triggered [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit14_triggered [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-23 22:07:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-23 22:07:21,341 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-23 22:07:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-23 22:07:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-23 22:07:21,342 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 22:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 22:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 22:07:21,342 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-23 22:07:21,343 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-23 22:07:21,344 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit10_triggered [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit11_triggered [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit12_triggered [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit13_triggered [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit14_triggered [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-23 22:07:21,345 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-23 22:07:21,346 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit10 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit11 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit12 [2020-10-23 22:07:21,347 INFO L130 BoogieDeclarations]: Found specification of procedure transmit13 [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure transmit14 [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-23 22:07:21,348 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-23 22:07:21,349 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 22:07:21,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 22:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 22:07:21,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 22:07:22,726 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 22:07:22,727 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-23 22:07:22,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 10:07:22 BoogieIcfgContainer [2020-10-23 22:07:22,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 22:07:22,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 22:07:22,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 22:07:22,735 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 22:07:22,736 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 10:07:20" (1/3) ... [2020-10-23 22:07:22,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f06eb72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 10:07:22, skipping insertion in model container [2020-10-23 22:07:22,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 10:07:21" (2/3) ... [2020-10-23 22:07:22,737 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f06eb72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 10:07:22, skipping insertion in model container [2020-10-23 22:07:22,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 10:07:22" (3/3) ... [2020-10-23 22:07:22,739 INFO L111 eAbstractionObserver]: Analyzing ICFG transmitter.16.cil.c [2020-10-23 22:07:22,751 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-23 22:07:22,757 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 22:07:22,770 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 22:07:22,794 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 22:07:22,794 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 22:07:22,794 INFO L379 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-10-23 22:07:22,794 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 22:07:22,795 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 22:07:22,795 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 22:07:22,795 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 22:07:22,795 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 22:07:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states. [2020-10-23 22:07:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2020-10-23 22:07:22,870 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 22:07:22,872 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 22:07:22,872 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 22:07:22,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 22:07:22,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1398146472, now seen corresponding path program 1 times [2020-10-23 22:07:22,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 22:07:22,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [912687992] [2020-10-23 22:07:22,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 22:07:22,967 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 22:07:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,141 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 22:07:24,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 22:07:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-23 22:07:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-23 22:07:24,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-23 22:07:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-23 22:07:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-23 22:07:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 22:07:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-23 22:07:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 22:07:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-23 22:07:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-23 22:07:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 22:07:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-23 22:07:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-23 22:07:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-23 22:07:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-23 22:07:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 22:07:24,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-23 22:07:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-23 22:07:24,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-23 22:07:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-23 22:07:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-10-23 22:07:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2020-10-23 22:07:24,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 22:07:24,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [912687992] [2020-10-23 22:07:24,993 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 22:07:24,993 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 22:07:24,994 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039711726] [2020-10-23 22:07:25,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 22:07:25,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 22:07:25,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 22:07:25,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-23 22:07:25,019 INFO L87 Difference]: Start difference. First operand 938 states. Second operand 8 states. [2020-10-23 22:07:25,362 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-23 22:07:25,735 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-23 22:07:25,959 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2020-10-23 22:07:26,732 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 22:07:26,927 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-23 22:07:27,338 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-23 22:07:27,580 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-10-23 22:07:28,370 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-23 22:07:30,365 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-23 22:07:36,795 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-23 22:07:53,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 22:07:53,906 INFO L93 Difference]: Finished difference Result 4461 states and 6413 transitions. [2020-10-23 22:07:53,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-23 22:07:53,907 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 419 [2020-10-23 22:07:53,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 22:07:53,970 INFO L225 Difference]: With dead ends: 4461 [2020-10-23 22:07:53,970 INFO L226 Difference]: Without dead ends: 3653 [2020-10-23 22:07:53,986 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2020-10-23 22:07:54,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3653 states. [2020-10-23 22:07:55,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3653 to 1964. [2020-10-23 22:07:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1964 states. [2020-10-23 22:07:55,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1964 states and 2538 transitions. [2020-10-23 22:07:55,359 INFO L78 Accepts]: Start accepts. Automaton has 1964 states and 2538 transitions. Word has length 419 [2020-10-23 22:07:55,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 22:07:55,362 INFO L481 AbstractCegarLoop]: Abstraction has 1964 states and 2538 transitions. [2020-10-23 22:07:55,362 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 22:07:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2538 transitions. [2020-10-23 22:07:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2020-10-23 22:07:55,376 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 22:07:55,377 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 22:07:55,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 22:07:55,377 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 22:07:55,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 22:07:55,378 INFO L82 PathProgramCache]: Analyzing trace with hash 1564082515, now seen corresponding path program 1 times [2020-10-23 22:07:55,379 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 22:07:55,379 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [786336169] [2020-10-23 22:07:55,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 22:07:55,384 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 22:07:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:55,952 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 22:07:55,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 22:07:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-23 22:07:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-23 22:07:56,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-23 22:07:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-23 22:07:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2020-10-23 22:07:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-23 22:07:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2020-10-23 22:07:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 22:07:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-23 22:07:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-23 22:07:56,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 22:07:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-23 22:07:56,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-23 22:07:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-23 22:07:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-23 22:07:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 22:07:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-23 22:07:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-23 22:07:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-23 22:07:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-23 22:07:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2020-10-23 22:07:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2020-10-23 22:07:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 22:07:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 22:07:56,766 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [786336169] [2020-10-23 22:07:56,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 22:07:56,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 22:07:56,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821239457] [2020-10-23 22:07:56,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 22:07:56,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-23 22:07:56,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 22:07:56,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-23 22:07:56,773 INFO L87 Difference]: Start difference. First operand 1964 states and 2538 transitions. Second operand 8 states. [2020-10-23 22:07:57,095 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-23 22:07:57,370 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-10-23 22:07:58,155 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 256 [2020-10-23 22:07:58,372 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-10-23 22:07:59,014 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 22:07:59,254 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-10-23 22:08:04,527 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-23 22:08:11,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 22:08:11,245 INFO L93 Difference]: Finished difference Result 5099 states and 6782 transitions. [2020-10-23 22:08:11,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-23 22:08:11,246 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 420 [2020-10-23 22:08:11,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 22:08:11,267 INFO L225 Difference]: With dead ends: 5099 [2020-10-23 22:08:11,268 INFO L226 Difference]: Without dead ends: 3295 [2020-10-23 22:08:11,277 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-10-23 22:08:11,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3295 states. [2020-10-23 22:08:12,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3295 to 1916. [2020-10-23 22:08:12,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1916 states. [2020-10-23 22:08:12,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1916 states and 2471 transitions. [2020-10-23 22:08:12,056 INFO L78 Accepts]: Start accepts. Automaton has 1916 states and 2471 transitions. Word has length 420 [2020-10-23 22:08:12,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 22:08:12,057 INFO L481 AbstractCegarLoop]: Abstraction has 1916 states and 2471 transitions. [2020-10-23 22:08:12,057 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 22:08:12,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2471 transitions. [2020-10-23 22:08:12,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2020-10-23 22:08:12,066 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 22:08:12,066 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 22:08:12,067 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 22:08:12,067 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 22:08:12,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 22:08:12,068 INFO L82 PathProgramCache]: Analyzing trace with hash -330858041, now seen corresponding path program 1 times [2020-10-23 22:08:12,068 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-23 22:08:12,068 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2124401567] [2020-10-23 22:08:12,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 22:08:12,072 INFO L321 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-10-23 22:08:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-23 22:08:12,120 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-23 22:08:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-23 22:08:12,172 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-23 22:08:12,629 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-23 22:08:12,629 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-23 22:08:12,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 22:08:12,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 10:08:12 BoogieIcfgContainer [2020-10-23 22:08:12,676 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 22:08:12,678 INFO L168 Benchmark]: Toolchain (without parser) took 52274.15 ms. Allocated memory was 154.1 MB in the beginning and 1.1 GB in the end (delta: 911.2 MB). Free memory was 129.2 MB in the beginning and 434.1 MB in the end (delta: -304.9 MB). Peak memory consumption was 607.3 MB. Max. memory is 8.0 GB. [2020-10-23 22:08:12,678 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 154.1 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 22:08:12,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.70 ms. Allocated memory is still 154.1 MB. Free memory was 128.6 MB in the beginning and 102.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-10-23 22:08:12,680 INFO L168 Benchmark]: Boogie Preprocessor took 138.57 ms. Allocated memory is still 154.1 MB. Free memory was 102.2 MB in the beginning and 132.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 8.0 GB. [2020-10-23 22:08:12,681 INFO L168 Benchmark]: RCFGBuilder took 1481.21 ms. Allocated memory was 154.1 MB in the beginning and 186.6 MB in the end (delta: 32.5 MB). Free memory was 132.5 MB in the beginning and 80.6 MB in the end (delta: 51.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. [2020-10-23 22:08:12,682 INFO L168 Benchmark]: TraceAbstraction took 49943.89 ms. Allocated memory was 186.6 MB in the beginning and 1.1 GB in the end (delta: 878.7 MB). Free memory was 80.1 MB in the beginning and 434.1 MB in the end (delta: -354.0 MB). Peak memory consumption was 525.2 MB. Max. memory is 8.0 GB. [2020-10-23 22:08:12,686 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 154.1 MB. Free memory is still 127.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 695.70 ms. Allocated memory is still 154.1 MB. Free memory was 128.6 MB in the beginning and 102.2 MB in the end (delta: 26.4 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 138.57 ms. Allocated memory is still 154.1 MB. Free memory was 102.2 MB in the beginning and 132.5 MB in the end (delta: -30.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1481.21 ms. Allocated memory was 154.1 MB in the beginning and 186.6 MB in the end (delta: 32.5 MB). Free memory was 132.5 MB in the beginning and 80.6 MB in the end (delta: 51.8 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 49943.89 ms. Allocated memory was 186.6 MB in the beginning and 1.1 GB in the end (delta: 878.7 MB). Free memory was 80.1 MB in the beginning and 434.1 MB in the end (delta: -354.0 MB). Peak memory consumption was 525.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L17] int m_pc = 0; [L18] int t1_pc = 0; [L19] int t2_pc = 0; [L20] int t3_pc = 0; [L21] int t4_pc = 0; [L22] int t5_pc = 0; [L23] int t6_pc = 0; [L24] int t7_pc = 0; [L25] int t8_pc = 0; [L26] int t9_pc = 0; [L27] int t10_pc = 0; [L28] int t11_pc = 0; [L29] int t12_pc = 0; [L30] int t13_pc = 0; [L31] int t14_pc = 0; [L32] int m_st ; [L33] int t1_st ; [L34] int t2_st ; [L35] int t3_st ; [L36] int t4_st ; [L37] int t5_st ; [L38] int t6_st ; [L39] int t7_st ; [L40] int t8_st ; [L41] int t9_st ; [L42] int t10_st ; [L43] int t11_st ; [L44] int t12_st ; [L45] int t13_st ; [L46] int t14_st ; [L47] int m_i ; [L48] int t1_i ; [L49] int t2_i ; [L50] int t3_i ; [L51] int t4_i ; [L52] int t5_i ; [L53] int t6_i ; [L54] int t7_i ; [L55] int t8_i ; [L56] int t9_i ; [L57] int t10_i ; [L58] int t11_i ; [L59] int t12_i ; [L60] int t13_i ; [L61] int t14_i ; [L62] int M_E = 2; [L63] int T1_E = 2; [L64] int T2_E = 2; [L65] int T3_E = 2; [L66] int T4_E = 2; [L67] int T5_E = 2; [L68] int T6_E = 2; [L69] int T7_E = 2; [L70] int T8_E = 2; [L71] int T9_E = 2; [L72] int T10_E = 2; [L73] int T11_E = 2; [L74] int T12_E = 2; [L75] int T13_E = 2; [L76] int T14_E = 2; [L77] int E_1 = 2; [L78] int E_2 = 2; [L79] int E_3 = 2; [L80] int E_4 = 2; [L81] int E_5 = 2; [L82] int E_6 = 2; [L83] int E_7 = 2; [L84] int E_8 = 2; [L85] int E_9 = 2; [L86] int E_10 = 2; [L87] int E_11 = 2; [L88] int E_12 = 2; [L89] int E_13 = 2; [L90] int E_14 = 2; [L2054] int __retres1 ; [L2058] CALL init_model() [L1956] m_i = 1 [L1957] t1_i = 1 [L1958] t2_i = 1 [L1959] t3_i = 1 [L1960] t4_i = 1 [L1961] t5_i = 1 [L1962] t6_i = 1 [L1963] t7_i = 1 [L1964] t8_i = 1 [L1965] t9_i = 1 [L1966] t10_i = 1 [L1967] t11_i = 1 [L1968] t12_i = 1 [L1969] t13_i = 1 [L1970] t14_i = 1 [L2058] RET init_model() [L2059] CALL start_simulation() [L1995] int kernel_st ; [L1996] int tmp ; [L1997] int tmp___0 ; [L2001] kernel_st = 0 [L2002] FCALL update_channels() [L2003] CALL init_threads() [L931] COND TRUE m_i == 1 [L932] m_st = 0 [L936] COND TRUE t1_i == 1 [L937] t1_st = 0 [L941] COND TRUE t2_i == 1 [L942] t2_st = 0 [L946] COND TRUE t3_i == 1 [L947] t3_st = 0 [L951] COND TRUE t4_i == 1 [L952] t4_st = 0 [L956] COND TRUE t5_i == 1 [L957] t5_st = 0 [L961] COND TRUE t6_i == 1 [L962] t6_st = 0 [L966] COND TRUE t7_i == 1 [L967] t7_st = 0 [L971] COND TRUE t8_i == 1 [L972] t8_st = 0 [L976] COND TRUE t9_i == 1 [L977] t9_st = 0 [L981] COND TRUE t10_i == 1 [L982] t10_st = 0 [L986] COND TRUE t11_i == 1 [L987] t11_st = 0 [L991] COND TRUE t12_i == 1 [L992] t12_st = 0 [L996] COND TRUE t13_i == 1 [L997] t13_st = 0 [L1001] COND TRUE t14_i == 1 [L1002] t14_st = 0 [L2003] RET init_threads() [L2004] CALL fire_delta_events() [L1334] COND FALSE !(M_E == 0) [L1339] COND FALSE !(T1_E == 0) [L1344] COND FALSE !(T2_E == 0) [L1349] COND FALSE !(T3_E == 0) [L1354] COND FALSE !(T4_E == 0) [L1359] COND FALSE !(T5_E == 0) [L1364] COND FALSE !(T6_E == 0) [L1369] COND FALSE !(T7_E == 0) [L1374] COND FALSE !(T8_E == 0) [L1379] COND FALSE !(T9_E == 0) [L1384] COND FALSE !(T10_E == 0) [L1389] COND FALSE !(T11_E == 0) [L1394] COND FALSE !(T12_E == 0) [L1399] COND FALSE !(T13_E == 0) [L1404] COND FALSE !(T14_E == 0) [L1409] COND FALSE !(E_1 == 0) [L1414] COND FALSE !(E_2 == 0) [L1419] COND FALSE !(E_3 == 0) [L1424] COND FALSE !(E_4 == 0) [L1429] COND FALSE !(E_5 == 0) [L1434] COND FALSE !(E_6 == 0) [L1439] COND FALSE !(E_7 == 0) [L1444] COND FALSE !(E_8 == 0) [L1449] COND FALSE !(E_9 == 0) [L1454] COND FALSE !(E_10 == 0) [L1459] COND FALSE !(E_11 == 0) [L1464] COND FALSE !(E_12 == 0) [L1469] COND FALSE !(E_13 == 0) [L1474] COND FALSE !(E_14 == 0) [L2004] RET fire_delta_events() [L2005] CALL activate_threads() [L1637] int tmp ; [L1638] int tmp___0 ; [L1639] int tmp___1 ; [L1640] int tmp___2 ; [L1641] int tmp___3 ; [L1642] int tmp___4 ; [L1643] int tmp___5 ; [L1644] int tmp___6 ; [L1645] int tmp___7 ; [L1646] int tmp___8 ; [L1647] int tmp___9 ; [L1648] int tmp___10 ; [L1649] int tmp___11 ; [L1650] int tmp___12 ; [L1651] int tmp___13 ; [L1656] CALL, EXPR is_master_triggered() [L635] int __retres1 ; [L638] COND FALSE !(m_pc == 1) [L648] __retres1 = 0 [L650] return (__retres1); [L1656] RET, EXPR is_master_triggered() [L1656] tmp = is_master_triggered() [L1658] COND FALSE !(\read(tmp)) [L1664] CALL, EXPR is_transmit1_triggered() [L654] int __retres1 ; [L657] COND FALSE !(t1_pc == 1) [L667] __retres1 = 0 [L669] return (__retres1); [L1664] RET, EXPR is_transmit1_triggered() [L1664] tmp___0 = is_transmit1_triggered() [L1666] COND FALSE !(\read(tmp___0)) [L1672] CALL, EXPR is_transmit2_triggered() [L673] int __retres1 ; [L676] COND FALSE !(t2_pc == 1) [L686] __retres1 = 0 [L688] return (__retres1); [L1672] RET, EXPR is_transmit2_triggered() [L1672] tmp___1 = is_transmit2_triggered() [L1674] COND FALSE !(\read(tmp___1)) [L1680] CALL, EXPR is_transmit3_triggered() [L692] int __retres1 ; [L695] COND FALSE !(t3_pc == 1) [L705] __retres1 = 0 [L707] return (__retres1); [L1680] RET, EXPR is_transmit3_triggered() [L1680] tmp___2 = is_transmit3_triggered() [L1682] COND FALSE !(\read(tmp___2)) [L1688] CALL, EXPR is_transmit4_triggered() [L711] int __retres1 ; [L714] COND FALSE !(t4_pc == 1) [L724] __retres1 = 0 [L726] return (__retres1); [L1688] RET, EXPR is_transmit4_triggered() [L1688] tmp___3 = is_transmit4_triggered() [L1690] COND FALSE !(\read(tmp___3)) [L1696] CALL, EXPR is_transmit5_triggered() [L730] int __retres1 ; [L733] COND FALSE !(t5_pc == 1) [L743] __retres1 = 0 [L745] return (__retres1); [L1696] RET, EXPR is_transmit5_triggered() [L1696] tmp___4 = is_transmit5_triggered() [L1698] COND FALSE !(\read(tmp___4)) [L1704] CALL, EXPR is_transmit6_triggered() [L749] int __retres1 ; [L752] COND FALSE !(t6_pc == 1) [L762] __retres1 = 0 [L764] return (__retres1); [L1704] RET, EXPR is_transmit6_triggered() [L1704] tmp___5 = is_transmit6_triggered() [L1706] COND FALSE !(\read(tmp___5)) [L1712] CALL, EXPR is_transmit7_triggered() [L768] int __retres1 ; [L771] COND FALSE !(t7_pc == 1) [L781] __retres1 = 0 [L783] return (__retres1); [L1712] RET, EXPR is_transmit7_triggered() [L1712] tmp___6 = is_transmit7_triggered() [L1714] COND FALSE !(\read(tmp___6)) [L1720] CALL, EXPR is_transmit8_triggered() [L787] int __retres1 ; [L790] COND FALSE !(t8_pc == 1) [L800] __retres1 = 0 [L802] return (__retres1); [L1720] RET, EXPR is_transmit8_triggered() [L1720] tmp___7 = is_transmit8_triggered() [L1722] COND FALSE !(\read(tmp___7)) [L1728] CALL, EXPR is_transmit9_triggered() [L806] int __retres1 ; [L809] COND FALSE !(t9_pc == 1) [L819] __retres1 = 0 [L821] return (__retres1); [L1728] RET, EXPR is_transmit9_triggered() [L1728] tmp___8 = is_transmit9_triggered() [L1730] COND FALSE !(\read(tmp___8)) [L1736] CALL, EXPR is_transmit10_triggered() [L825] int __retres1 ; [L828] COND FALSE !(t10_pc == 1) [L838] __retres1 = 0 [L840] return (__retres1); [L1736] RET, EXPR is_transmit10_triggered() [L1736] tmp___9 = is_transmit10_triggered() [L1738] COND FALSE !(\read(tmp___9)) [L1744] CALL, EXPR is_transmit11_triggered() [L844] int __retres1 ; [L847] COND FALSE !(t11_pc == 1) [L857] __retres1 = 0 [L859] return (__retres1); [L1744] RET, EXPR is_transmit11_triggered() [L1744] tmp___10 = is_transmit11_triggered() [L1746] COND FALSE !(\read(tmp___10)) [L1752] CALL, EXPR is_transmit12_triggered() [L863] int __retres1 ; [L866] COND FALSE !(t12_pc == 1) [L876] __retres1 = 0 [L878] return (__retres1); [L1752] RET, EXPR is_transmit12_triggered() [L1752] tmp___11 = is_transmit12_triggered() [L1754] COND FALSE !(\read(tmp___11)) [L1760] CALL, EXPR is_transmit13_triggered() [L882] int __retres1 ; [L885] COND FALSE !(t13_pc == 1) [L895] __retres1 = 0 [L897] return (__retres1); [L1760] RET, EXPR is_transmit13_triggered() [L1760] tmp___12 = is_transmit13_triggered() [L1762] COND FALSE !(\read(tmp___12)) [L1768] CALL, EXPR is_transmit14_triggered() [L901] int __retres1 ; [L904] COND FALSE !(t14_pc == 1) [L914] __retres1 = 0 [L916] return (__retres1); [L1768] RET, EXPR is_transmit14_triggered() [L1768] tmp___13 = is_transmit14_triggered() [L1770] COND FALSE !(\read(tmp___13)) [L2005] RET activate_threads() [L2006] CALL reset_delta_events() [L1487] COND FALSE !(M_E == 1) [L1492] COND FALSE !(T1_E == 1) [L1497] COND FALSE !(T2_E == 1) [L1502] COND FALSE !(T3_E == 1) [L1507] COND FALSE !(T4_E == 1) [L1512] COND FALSE !(T5_E == 1) [L1517] COND FALSE !(T6_E == 1) [L1522] COND FALSE !(T7_E == 1) [L1527] COND FALSE !(T8_E == 1) [L1532] COND FALSE !(T9_E == 1) [L1537] COND FALSE !(T10_E == 1) [L1542] COND FALSE !(T11_E == 1) [L1547] COND FALSE !(T12_E == 1) [L1552] COND FALSE !(T13_E == 1) [L1557] COND FALSE !(T14_E == 1) [L1562] COND FALSE !(E_1 == 1) [L1567] COND FALSE !(E_2 == 1) [L1572] COND FALSE !(E_3 == 1) [L1577] COND FALSE !(E_4 == 1) [L1582] COND FALSE !(E_5 == 1) [L1587] COND FALSE !(E_6 == 1) [L1592] COND FALSE !(E_7 == 1) [L1597] COND FALSE !(E_8 == 1) [L1602] COND FALSE !(E_9 == 1) [L1607] COND FALSE !(E_10 == 1) [L1612] COND FALSE !(E_11 == 1) [L1617] COND FALSE !(E_12 == 1) [L1622] COND FALSE !(E_13 == 1) [L1627] COND FALSE !(E_14 == 1) [L2006] RET reset_delta_events() [L2009] COND TRUE 1 [L2012] kernel_st = 1 [L2013] CALL eval() [L1098] int tmp ; [L1102] COND TRUE 1 [L1105] CALL, EXPR exists_runnable_thread() [L1011] int __retres1 ; [L1014] COND TRUE m_st == 0 [L1015] __retres1 = 1 [L1093] return (__retres1); [L1105] RET, EXPR exists_runnable_thread() [L1105] tmp = exists_runnable_thread() [L1107] COND TRUE \read(tmp) [L1112] COND TRUE m_st == 0 [L1113] int tmp_ndt_1; [L1114] tmp_ndt_1 = __VERIFIER_nondet_int() [L1115] COND FALSE !(\read(tmp_ndt_1)) [L1126] COND TRUE t1_st == 0 [L1127] int tmp_ndt_2; [L1128] tmp_ndt_2 = __VERIFIER_nondet_int() [L1129] COND FALSE !(\read(tmp_ndt_2)) [L1135] CALL error() [L13] CALL reach_error() [L3] __assert_fail("0", "transmitter.16.cil.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 48 procedures, 938 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 49.8s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 43.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1848 SDtfs, 12245 SDslu, 408 SDs, 0 SdLazy, 9367 SolverSat, 2170 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 6.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1964occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 3068 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...