java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/seq-pthread/cs_dekker.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:27:24,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:27:24,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:27:24,447 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:27:24,447 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:27:24,448 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:27:24,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:27:24,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:27:24,453 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:27:24,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:27:24,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:27:24,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:27:24,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:27:24,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:27:24,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:27:24,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:27:24,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:27:24,460 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:27:24,462 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:27:24,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:27:24,465 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:27:24,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:27:24,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:27:24,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:27:24,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:27:24,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:27:24,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:27:24,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:27:24,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:27:24,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:27:24,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:27:24,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:27:24,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:27:24,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:27:24,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:27:24,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:27:24,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:27:24,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:27:24,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:27:24,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:27:24,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:27:24,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:27:24,493 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:27:24,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:27:24,495 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:27:24,495 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:27:24,495 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:27:24,495 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:27:24,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:27:24,496 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:27:24,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:27:24,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:27:24,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:27:24,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:27:24,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:27:24,497 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:27:24,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:27:24,497 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:27:24,497 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:27:24,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:27:24,498 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:27:24,498 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:27:24,498 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:27:24,498 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:27:24,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:27:24,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:27:24,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:27:24,499 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:27:24,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:27:24,499 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:27:24,500 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:27:24,758 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:27:24,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:27:24,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:27:24,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:27:24,775 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:27:24,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_dekker.i [2019-10-15 01:27:24,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf72cf235/9bbc271de8d94fcfaeb33d38a48fc15f/FLAG93138151f [2019-10-15 01:27:25,409 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:27:25,409 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-pthread/cs_dekker.i [2019-10-15 01:27:25,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf72cf235/9bbc271de8d94fcfaeb33d38a48fc15f/FLAG93138151f [2019-10-15 01:27:25,670 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf72cf235/9bbc271de8d94fcfaeb33d38a48fc15f [2019-10-15 01:27:25,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:27:25,678 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:27:25,679 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:27:25,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:27:25,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:27:25,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:27:25" (1/1) ... [2019-10-15 01:27:25,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31959f0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:25, skipping insertion in model container [2019-10-15 01:27:25,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:27:25" (1/1) ... [2019-10-15 01:27:25,693 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:27:25,740 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:27:26,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:27:26,356 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:27:26,461 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:27:26,526 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:27:26,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26 WrapperNode [2019-10-15 01:27:26,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:27:26,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:27:26,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:27:26,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:27:26,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,571 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,572 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,619 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (1/1) ... [2019-10-15 01:27:26,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:27:26,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:27:26,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:27:26,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:27:26,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (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 [2019-10-15 01:27:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:27:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:27:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-15 01:27:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-15 01:27:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-15 01:27:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-10-15 01:27:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-10-15 01:27:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-10-15 01:27:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-15 01:27:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-10-15 01:27:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2019-10-15 01:27:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2019-10-15 01:27:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-10-15 01:27:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-10-15 01:27:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2019-10-15 01:27:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2019-10-15 01:27:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2019-10-15 01:27:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2019-10-15 01:27:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2019-10-15 01:27:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2019-10-15 01:27:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-10-15 01:27:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-10-15 01:27:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-10-15 01:27:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-10-15 01:27:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2019-10-15 01:27:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:27:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:27:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 01:27:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-15 01:27:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 01:27:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-15 01:27:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-15 01:27:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-15 01:27:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-15 01:27:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-15 01:27:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-15 01:27:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-15 01:27:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-15 01:27:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-15 01:27:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-10-15 01:27:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-10-15 01:27:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-10-15 01:27:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-15 01:27:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-15 01:27:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-15 01:27:26,792 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-15 01:27:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-15 01:27:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-15 01:27:26,793 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-15 01:27:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-15 01:27:26,794 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-15 01:27:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-15 01:27:26,795 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-15 01:27:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-15 01:27:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-15 01:27:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-15 01:27:26,796 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-15 01:27:26,797 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-15 01:27:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-15 01:27:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-15 01:27:26,798 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-15 01:27:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-15 01:27:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-15 01:27:26,799 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-15 01:27:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-15 01:27:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-15 01:27:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-15 01:27:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-15 01:27:26,800 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-15 01:27:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-15 01:27:26,801 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-15 01:27:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-15 01:27:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-15 01:27:26,802 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-15 01:27:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-15 01:27:26,803 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-15 01:27:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:27:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 01:27:26,804 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-15 01:27:26,805 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-15 01:27:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-15 01:27:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-15 01:27:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-15 01:27:26,806 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 01:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-15 01:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-15 01:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-15 01:27:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-15 01:27:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-15 01:27:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-15 01:27:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-15 01:27:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-15 01:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-15 01:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-15 01:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-15 01:27:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-15 01:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-15 01:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-15 01:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-15 01:27:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-15 01:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-15 01:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-15 01:27:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-15 01:27:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-15 01:27:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-15 01:27:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-15 01:27:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-15 01:27:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-15 01:27:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-15 01:27:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-15 01:27:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-15 01:27:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-15 01:27:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-15 01:27:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-15 01:27:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-15 01:27:26,819 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-15 01:27:26,820 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-15 01:27:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-15 01:27:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:27:26,825 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-10-15 01:27:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-10-15 01:27:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-15 01:27:26,826 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-10-15 01:27:26,827 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2019-10-15 01:27:26,833 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2019-10-15 01:27:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:27:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:27:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-10-15 01:27:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-10-15 01:27:26,834 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2019-10-15 01:27:26,835 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2019-10-15 01:27:26,836 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-10-15 01:27:26,836 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-10-15 01:27:26,836 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-10-15 01:27:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-10-15 01:27:26,838 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-15 01:27:26,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:27:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 01:27:26,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:27:27,640 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume !(0 != ~__CS_ret~0 % 256); [2019-10-15 01:27:27,640 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-10-15 01:27:27,778 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##45: assume !(0 != ~__CS_ret~0 % 256); [2019-10-15 01:27:27,779 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-10-15 01:27:30,350 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:27:30,350 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-15 01:27:30,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:27:30 BoogieIcfgContainer [2019-10-15 01:27:30,352 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:27:30,353 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:27:30,353 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:27:30,356 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:27:30,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:27:25" (1/3) ... [2019-10-15 01:27:30,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33352d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:27:30, skipping insertion in model container [2019-10-15 01:27:30,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:27:26" (2/3) ... [2019-10-15 01:27:30,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33352d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:27:30, skipping insertion in model container [2019-10-15 01:27:30,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:27:30" (3/3) ... [2019-10-15 01:27:30,359 INFO L109 eAbstractionObserver]: Analyzing ICFG cs_dekker.i [2019-10-15 01:27:30,368 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:27:30,380 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:27:30,391 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:27:30,421 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:27:30,421 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:27:30,422 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:27:30,422 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:27:30,422 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:27:30,422 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:27:30,422 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:27:30,422 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:27:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-10-15 01:27:30,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-15 01:27:30,450 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:27:30,451 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:27:30,453 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:27:30,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:30,460 INFO L82 PathProgramCache]: Analyzing trace with hash -585036572, now seen corresponding path program 1 times [2019-10-15 01:27:30,470 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:27:30,470 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34588817] [2019-10-15 01:27:30,471 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:30,471 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:30,471 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:27:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:30,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:27:30,767 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34588817] [2019-10-15 01:27:30,767 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:27:30,768 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:27:30,768 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579224643] [2019-10-15 01:27:30,773 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:27:30,774 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:27:30,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:27:30,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:27:30,792 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2019-10-15 01:27:30,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:27:30,829 INFO L93 Difference]: Finished difference Result 172 states and 239 transitions. [2019-10-15 01:27:30,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:27:30,831 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-15 01:27:30,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:27:30,842 INFO L225 Difference]: With dead ends: 172 [2019-10-15 01:27:30,843 INFO L226 Difference]: Without dead ends: 82 [2019-10-15 01:27:30,847 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:27:30,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-10-15 01:27:30,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2019-10-15 01:27:30,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-10-15 01:27:30,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 112 transitions. [2019-10-15 01:27:30,900 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 112 transitions. Word has length 18 [2019-10-15 01:27:30,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:27:30,900 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 112 transitions. [2019-10-15 01:27:30,901 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:27:30,901 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 112 transitions. [2019-10-15 01:27:30,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-15 01:27:30,902 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:27:30,903 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:27:30,903 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:27:30,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:30,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1386441782, now seen corresponding path program 1 times [2019-10-15 01:27:30,904 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:27:30,904 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122638391] [2019-10-15 01:27:30,904 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:30,904 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:30,904 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:27:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:27:31,114 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122638391] [2019-10-15 01:27:31,115 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:27:31,115 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:27:31,115 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006910925] [2019-10-15 01:27:31,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:27:31,118 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:27:31,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:27:31,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:27:31,119 INFO L87 Difference]: Start difference. First operand 82 states and 112 transitions. Second operand 3 states. [2019-10-15 01:27:31,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:27:31,190 INFO L93 Difference]: Finished difference Result 158 states and 218 transitions. [2019-10-15 01:27:31,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:27:31,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-10-15 01:27:31,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:27:31,194 INFO L225 Difference]: With dead ends: 158 [2019-10-15 01:27:31,194 INFO L226 Difference]: Without dead ends: 86 [2019-10-15 01:27:31,195 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:27:31,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2019-10-15 01:27:31,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 83. [2019-10-15 01:27:31,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2019-10-15 01:27:31,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 113 transitions. [2019-10-15 01:27:31,209 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 113 transitions. Word has length 18 [2019-10-15 01:27:31,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:27:31,209 INFO L462 AbstractCegarLoop]: Abstraction has 83 states and 113 transitions. [2019-10-15 01:27:31,209 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:27:31,209 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 113 transitions. [2019-10-15 01:27:31,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-15 01:27:31,210 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:27:31,210 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:27:31,211 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:27:31,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:31,211 INFO L82 PathProgramCache]: Analyzing trace with hash -590751046, now seen corresponding path program 1 times [2019-10-15 01:27:31,211 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:27:31,212 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262200862] [2019-10-15 01:27:31,212 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,212 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,212 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:27:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:27:31,330 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262200862] [2019-10-15 01:27:31,330 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:27:31,331 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:27:31,331 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46513939] [2019-10-15 01:27:31,332 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:27:31,332 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:27:31,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:27:31,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:27:31,334 INFO L87 Difference]: Start difference. First operand 83 states and 113 transitions. Second operand 3 states. [2019-10-15 01:27:31,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:27:31,380 INFO L93 Difference]: Finished difference Result 161 states and 222 transitions. [2019-10-15 01:27:31,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:27:31,382 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-10-15 01:27:31,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:27:31,384 INFO L225 Difference]: With dead ends: 161 [2019-10-15 01:27:31,384 INFO L226 Difference]: Without dead ends: 85 [2019-10-15 01:27:31,385 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:27:31,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2019-10-15 01:27:31,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 84. [2019-10-15 01:27:31,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2019-10-15 01:27:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 114 transitions. [2019-10-15 01:27:31,405 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 114 transitions. Word has length 21 [2019-10-15 01:27:31,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:27:31,405 INFO L462 AbstractCegarLoop]: Abstraction has 84 states and 114 transitions. [2019-10-15 01:27:31,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:27:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2019-10-15 01:27:31,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-15 01:27:31,407 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:27:31,407 INFO L380 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] [2019-10-15 01:27:31,407 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:27:31,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:31,407 INFO L82 PathProgramCache]: Analyzing trace with hash 701339836, now seen corresponding path program 1 times [2019-10-15 01:27:31,408 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:27:31,408 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277499230] [2019-10-15 01:27:31,408 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,408 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,408 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:27:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:31,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-15 01:27:31,608 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277499230] [2019-10-15 01:27:31,608 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:27:31,608 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 01:27:31,608 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655612603] [2019-10-15 01:27:31,609 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 01:27:31,609 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:27:31,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 01:27:31,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 01:27:31,610 INFO L87 Difference]: Start difference. First operand 84 states and 114 transitions. Second operand 5 states. [2019-10-15 01:27:31,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:27:31,676 INFO L93 Difference]: Finished difference Result 153 states and 215 transitions. [2019-10-15 01:27:31,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 01:27:31,676 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2019-10-15 01:27:31,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:27:31,680 INFO L225 Difference]: With dead ends: 153 [2019-10-15 01:27:31,681 INFO L226 Difference]: Without dead ends: 145 [2019-10-15 01:27:31,681 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:27:31,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2019-10-15 01:27:31,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2019-10-15 01:27:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2019-10-15 01:27:31,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 205 transitions. [2019-10-15 01:27:31,711 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 205 transitions. Word has length 23 [2019-10-15 01:27:31,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:27:31,713 INFO L462 AbstractCegarLoop]: Abstraction has 145 states and 205 transitions. [2019-10-15 01:27:31,713 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 01:27:31,713 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 205 transitions. [2019-10-15 01:27:31,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-15 01:27:31,722 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:27:31,723 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-15 01:27:31,723 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:27:31,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:31,723 INFO L82 PathProgramCache]: Analyzing trace with hash -93496220, now seen corresponding path program 1 times [2019-10-15 01:27:31,724 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:27:31,724 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522225568] [2019-10-15 01:27:31,724 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,725 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:27:31,725 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:27:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2019-10-15 01:27:32,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522225568] [2019-10-15 01:27:32,078 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1673170803] [2019-10-15 01:27:32,078 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:27:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:27:32,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 925 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-15 01:27:32,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-15 01:27:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-10-15 01:27:32,498 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-15 01:27:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2019-10-15 01:27:32,688 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [1100840734] [2019-10-15 01:27:32,697 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 95 [2019-10-15 01:27:32,772 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-10-15 01:27:32,772 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-15 01:27:32,841 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-10-15 01:27:32,843 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 50 root evaluator evaluations with a maximum evaluation depth of 0. Performed 50 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 95 variables. [2019-10-15 01:27:32,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:27:32,848 INFO L536 sIntCurrentIteration]: Generating AbsInt predicates [2019-10-15 01:27:32,898 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-10-15 01:27:32,899 INFO L551 sIntCurrentIteration]: Unifying AI predicates [2019-10-15 01:27:32,902 INFO L553 sIntCurrentIteration]: We unified 93 AI predicates to 93 [2019-10-15 01:27:32,902 INFO L562 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-10-15 01:27:32,903 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-15 01:27:32,903 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7, 4, 4] total 10 [2019-10-15 01:27:32,903 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971740263] [2019-10-15 01:27:32,904 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:27:32,905 INFO L137 tionRefinementEngine]: Using predicate unifier AbsIntPredicateUnifier provided by strategy TAIPAN [2019-10-15 01:27:32,905 INFO L124 tionRefinementEngine]: Using hoare triple checker CachingHoareTripleCheckerMap provided by strategy [2019-10-15 01:27:32,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:27:32,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:27:32,906 INFO L87 Difference]: Start difference. First operand 145 states and 205 transitions. Second operand 2 states. [2019-10-15 01:27:32,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:27:32,911 INFO L93 Difference]: Finished difference Result 145 states and 205 transitions. [2019-10-15 01:27:32,911 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:27:32,911 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 94 [2019-10-15 01:27:32,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:27:32,912 INFO L225 Difference]: With dead ends: 145 [2019-10-15 01:27:32,912 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:27:32,913 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:27:32,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:27:32,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:27:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:27:32,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:27:32,914 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 94 [2019-10-15 01:27:32,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:27:32,915 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:27:32,915 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:27:32,915 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:27:32,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:27:33,123 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-15 01:27:33,129 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:27:33,218 INFO L443 ceAbstractionStarter]: For program point L737(line 737) no Hoare annotation was computed. [2019-10-15 01:27:33,218 INFO L443 ceAbstractionStarter]: For program point L737-1(lines 727 740) no Hoare annotation was computed. [2019-10-15 01:27:33,218 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 752) no Hoare annotation was computed. [2019-10-15 01:27:33,218 INFO L443 ceAbstractionStarter]: For program point L730(line 730) no Hoare annotation was computed. [2019-10-15 01:27:33,218 INFO L443 ceAbstractionStarter]: For program point L730-1(lines 727 740) no Hoare annotation was computed. [2019-10-15 01:27:33,219 INFO L443 ceAbstractionStarter]: For program point L755(line 755) no Hoare annotation was computed. [2019-10-15 01:27:33,219 INFO L443 ceAbstractionStarter]: For program point L722(line 722) no Hoare annotation was computed. [2019-10-15 01:27:33,219 INFO L443 ceAbstractionStarter]: For program point L755-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,219 INFO L443 ceAbstractionStarter]: For program point L722-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,219 INFO L443 ceAbstractionStarter]: For program point L739(line 739) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L739-1(lines 727 740) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L731-1(lines 731 734) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L731-3(lines 731 734) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L731-4(lines 731 734) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L723-1(lines 723 742) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L723-3(lines 723 742) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L723-4(lines 723 742) no Hoare annotation was computed. [2019-10-15 01:27:33,220 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-15 01:27:33,221 INFO L443 ceAbstractionStarter]: For program point L748-1(lines 747 752) no Hoare annotation was computed. [2019-10-15 01:27:33,221 INFO L443 ceAbstractionStarter]: For program point thr2EXIT(lines 718 760) no Hoare annotation was computed. [2019-10-15 01:27:33,221 INFO L443 ceAbstractionStarter]: For program point L757(line 757) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L757-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L741(lines 724 742) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L733(line 733) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L733-1(lines 732 734) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point L725-1(lines 724 742) no Hoare annotation was computed. [2019-10-15 01:27:33,222 INFO L443 ceAbstractionStarter]: For program point thr2ENTRY(lines 718 760) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L759(line 759) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L726(lines 726 740) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L759-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L726-2(lines 726 740) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L751(lines 747 752) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point thr2FINAL(lines 718 760) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L743(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,223 INFO L443 ceAbstractionStarter]: For program point L735(lines 727 740) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L728(line 728) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L728-1(lines 727 740) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L720(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L753-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L745(line 745) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L745-1(lines 719 760) no Hoare annotation was computed. [2019-10-15 01:27:33,224 INFO L443 ceAbstractionStarter]: For program point L696(line 696) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L696-1(lines 684 697) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L688-1(lines 688 691) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L688-3(lines 688 691) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L688-4(lines 688 691) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L680-1(lines 680 699) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L680-3(lines 680 699) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L680-4(lines 680 699) no Hoare annotation was computed. [2019-10-15 01:27:33,225 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L705-1(lines 704 709) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L714(line 714) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L714-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L698(lines 681 699) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L690(line 690) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L690-1(lines 689 691) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L682(line 682) no Hoare annotation was computed. [2019-10-15 01:27:33,226 INFO L443 ceAbstractionStarter]: For program point L682-1(lines 681 699) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L716(line 716) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L683(lines 683 697) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L716-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L683-2(lines 683 697) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point thr1EXIT(lines 675 717) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L708(lines 704 709) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point thr1ENTRY(lines 675 717) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L700(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,227 INFO L443 ceAbstractionStarter]: For program point L692(lines 684 697) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point thr1FINAL(lines 675 717) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L685(line 685) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L685-1(lines 684 697) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L677(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L710-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2019-10-15 01:27:33,228 INFO L443 ceAbstractionStarter]: For program point L702-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L694-1(lines 684 697) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L703(lines 703 709) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L687(line 687) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L687-1(lines 684 697) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L712(line 712) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L679(line 679) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,229 INFO L443 ceAbstractionStarter]: For program point L679-1(lines 676 717) no Hoare annotation was computed. [2019-10-15 01:27:33,230 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_initENTRY(lines 583 586) no Hoare annotation was computed. [2019-10-15 01:27:33,230 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_initFINAL(lines 583 586) no Hoare annotation was computed. [2019-10-15 01:27:33,230 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_initEXIT(lines 583 586) no Hoare annotation was computed. [2019-10-15 01:27:33,230 INFO L443 ceAbstractionStarter]: For program point L770-1(line 770) no Hoare annotation was computed. [2019-10-15 01:27:33,230 INFO L446 ceAbstractionStarter]: At program point L768(line 768) the Hoare annotation is: true [2019-10-15 01:27:33,230 INFO L443 ceAbstractionStarter]: For program point L768-1(line 768) no Hoare annotation was computed. [2019-10-15 01:27:33,231 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-10-15 01:27:33,231 INFO L446 ceAbstractionStarter]: At program point L766-2(line 766) the Hoare annotation is: true [2019-10-15 01:27:33,231 INFO L443 ceAbstractionStarter]: For program point L766-3(line 766) no Hoare annotation was computed. [2019-10-15 01:27:33,231 INFO L443 ceAbstractionStarter]: For program point main_threadEXIT(lines 761 776) no Hoare annotation was computed. [2019-10-15 01:27:33,231 INFO L446 ceAbstractionStarter]: At program point main_threadENTRY(lines 761 776) the Hoare annotation is: true [2019-10-15 01:27:33,231 INFO L443 ceAbstractionStarter]: For program point main_threadFINAL(lines 761 776) no Hoare annotation was computed. [2019-10-15 01:27:33,231 INFO L446 ceAbstractionStarter]: At program point L775(line 775) the Hoare annotation is: true [2019-10-15 01:27:33,231 INFO L443 ceAbstractionStarter]: For program point L775-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,232 INFO L446 ceAbstractionStarter]: At program point L773(line 773) the Hoare annotation is: true [2019-10-15 01:27:33,232 INFO L443 ceAbstractionStarter]: For program point L773-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,232 INFO L446 ceAbstractionStarter]: At program point L771(line 771) the Hoare annotation is: true [2019-10-15 01:27:33,232 INFO L443 ceAbstractionStarter]: For program point L771-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,232 INFO L446 ceAbstractionStarter]: At program point L769(line 769) the Hoare annotation is: true [2019-10-15 01:27:33,232 INFO L443 ceAbstractionStarter]: For program point L769-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,232 INFO L446 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: true [2019-10-15 01:27:33,232 INFO L443 ceAbstractionStarter]: For program point L767-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,232 INFO L446 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: true [2019-10-15 01:27:33,233 INFO L443 ceAbstractionStarter]: For program point L765-1(lines 762 776) no Hoare annotation was computed. [2019-10-15 01:27:33,235 INFO L446 ceAbstractionStarter]: At program point L774(line 774) the Hoare annotation is: true [2019-10-15 01:27:33,235 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-10-15 01:27:33,235 INFO L446 ceAbstractionStarter]: At program point L772(line 772) the Hoare annotation is: true [2019-10-15 01:27:33,235 INFO L443 ceAbstractionStarter]: For program point L772-1(line 772) no Hoare annotation was computed. [2019-10-15 01:27:33,235 INFO L446 ceAbstractionStarter]: At program point L770(line 770) the Hoare annotation is: true [2019-10-15 01:27:33,235 INFO L443 ceAbstractionStarter]: For program point __uint64_identityFINAL(lines 184 188) no Hoare annotation was computed. [2019-10-15 01:27:33,235 INFO L443 ceAbstractionStarter]: For program point __uint64_identityENTRY(lines 184 188) no Hoare annotation was computed. [2019-10-15 01:27:33,235 INFO L443 ceAbstractionStarter]: For program point __uint64_identityEXIT(lines 184 188) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point __bswap_64ENTRY(lines 169 173) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point __bswap_64FINAL(lines 169 173) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point __bswap_64EXIT(lines 169 173) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 833) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point L828-1(lines 828 833) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 777 861) no Hoare annotation was computed. [2019-10-15 01:27:33,236 INFO L443 ceAbstractionStarter]: For program point L791-2(lines 791 794) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L446 ceAbstractionStarter]: At program point L791-3(lines 791 794) the Hoare annotation is: true [2019-10-15 01:27:33,237 INFO L446 ceAbstractionStarter]: At program point L837(line 837) the Hoare annotation is: true [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L837-1(line 837) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L446 ceAbstractionStarter]: At program point L825(line 825) the Hoare annotation is: true [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L834(lines 834 839) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L834-1(lines 834 839) no Hoare annotation was computed. [2019-10-15 01:27:33,237 INFO L443 ceAbstractionStarter]: For program point L826(line 826) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 827) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point L822-1(lines 822 827) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 777 861) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L446 ceAbstractionStarter]: At program point L831(line 831) the Hoare annotation is: true [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point L831-1(line 831) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L446 ceAbstractionStarter]: At program point mainENTRY(lines 777 861) the Hoare annotation is: true [2019-10-15 01:27:33,238 INFO L446 ceAbstractionStarter]: At program point L860(line 860) the Hoare annotation is: true [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point L860-1(line 860) no Hoare annotation was computed. [2019-10-15 01:27:33,238 INFO L443 ceAbstractionStarter]: For program point L786-2(lines 786 795) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L446 ceAbstractionStarter]: At program point L786-3(lines 786 795) the Hoare annotation is: true [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point L786-4(lines 786 795) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_initEXIT(lines 555 558) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_initENTRY(lines 555 558) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_initFINAL(lines 555 558) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_signalFINAL(lines 587 594) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_signalEXIT(lines 587 594) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 592) no Hoare annotation was computed. [2019-10-15 01:27:33,239 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_signalENTRY(lines 587 594) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L590-2(lines 590 592) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L590-3(lines 590 592) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L590-4(lines 590 592) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point __uint32_identityFINAL(lines 179 183) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point __uint32_identityENTRY(lines 179 183) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point __uint32_identityEXIT(lines 179 183) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L599(lines 599 600) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L598-2(lines 598 600) no Hoare annotation was computed. [2019-10-15 01:27:33,240 INFO L443 ceAbstractionStarter]: For program point L598-3(lines 598 600) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point L598-4(lines 598 600) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_broadcastFINAL(lines 595 602) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_broadcastEXIT(lines 595 602) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_broadcastENTRY(lines 595 602) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point L570(lines 570 571) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_lockENTRY(lines 568 573) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point L570-1(lines 570 571) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_lockEXIT(lines 568 573) no Hoare annotation was computed. [2019-10-15 01:27:33,241 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_lockFINAL(lines 568 573) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_createFINAL(lines 650 663) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point L652(lines 652 655) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_createEXIT(lines 650 663) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L446 ceAbstractionStarter]: At program point __CS_pthread_createENTRY(lines 650 663) the Hoare annotation is: true [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __uint16_identityENTRY(lines 174 178) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __uint16_identityEXIT(lines 174 178) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __uint16_identityFINAL(lines 174 178) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point L605(lines 605 610) no Hoare annotation was computed. [2019-10-15 01:27:33,242 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_waitEXIT(lines 603 616) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point L613(lines 613 614) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point L613-1(lines 613 614) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_waitENTRY(lines 603 616) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_cond_waitFINAL(lines 603 616) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point __CS_csEXIT(lines 548 554) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L446 ceAbstractionStarter]: At program point __CS_csENTRY(lines 548 554) the Hoare annotation is: true [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point __CS_csFINAL(lines 548 554) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-15 01:27:33,243 INFO L443 ceAbstractionStarter]: For program point L553-2(line 553) no Hoare annotation was computed. [2019-10-15 01:27:33,244 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 622) no Hoare annotation was computed. [2019-10-15 01:27:33,244 INFO L443 ceAbstractionStarter]: For program point L619-2(lines 617 623) no Hoare annotation was computed. [2019-10-15 01:27:33,244 INFO L443 ceAbstractionStarter]: For program point __CS_assertEXIT(lines 617 623) no Hoare annotation was computed. [2019-10-15 01:27:33,244 INFO L443 ceAbstractionStarter]: For program point __CS_assertENTRY(lines 617 623) no Hoare annotation was computed. [2019-10-15 01:27:33,244 INFO L443 ceAbstractionStarter]: For program point __bswap_32ENTRY(lines 164 168) no Hoare annotation was computed. [2019-10-15 01:27:33,245 INFO L443 ceAbstractionStarter]: For program point __bswap_32FINAL(lines 164 168) no Hoare annotation was computed. [2019-10-15 01:27:33,245 INFO L443 ceAbstractionStarter]: For program point __bswap_32EXIT(lines 164 168) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point L561-2(lines 561 565) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point L561-4(lines 561 565) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_destroyENTRY(lines 559 567) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_destroyFINAL(lines 559 567) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_destroyEXIT(lines 559 567) no Hoare annotation was computed. [2019-10-15 01:27:33,246 INFO L446 ceAbstractionStarter]: At program point __CS_assumeENTRY(lines 624 627) the Hoare annotation is: true [2019-10-15 01:27:33,246 INFO L443 ceAbstractionStarter]: For program point L626-2(lines 624 627) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point __CS_assumeEXIT(lines 624 627) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 646) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_joinEXIT(lines 628 649) no Hoare annotation was computed. [2019-10-15 01:27:33,247 INFO L446 ceAbstractionStarter]: At program point __CS_pthread_joinENTRY(lines 628 649) the Hoare annotation is: true [2019-10-15 01:27:33,247 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_joinFINAL(lines 628 649) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point L636(line 636) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point L636-2(lines 636 640) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point L630(lines 630 635) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-15 01:27:33,248 INFO L446 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~$Pointer$ENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~$Pointer$FINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,248 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~$Pointer$EXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,249 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 580) no Hoare annotation was computed. [2019-10-15 01:27:33,249 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_unlockENTRY(lines 574 582) no Hoare annotation was computed. [2019-10-15 01:27:33,249 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_unlockFINAL(lines 574 582) no Hoare annotation was computed. [2019-10-15 01:27:33,249 INFO L443 ceAbstractionStarter]: For program point __CS_pthread_mutex_unlockEXIT(lines 574 582) no Hoare annotation was computed. [2019-10-15 01:27:33,249 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,250 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2019-10-15 01:27:33,250 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:27:33,250 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:27:33,250 INFO L443 ceAbstractionStarter]: For program point L528(line 528) no Hoare annotation was computed. [2019-10-15 01:27:33,251 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 529) no Hoare annotation was computed. [2019-10-15 01:27:33,251 INFO L446 ceAbstractionStarter]: At program point __VERIFIER_assertENTRY(lines 526 531) the Hoare annotation is: true [2019-10-15 01:27:33,251 INFO L443 ceAbstractionStarter]: For program point L527-2(lines 526 531) no Hoare annotation was computed. [2019-10-15 01:27:33,251 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertEXIT(lines 526 531) no Hoare annotation was computed. [2019-10-15 01:27:33,251 INFO L443 ceAbstractionStarter]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 528) no Hoare annotation was computed. [2019-10-15 01:27:33,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:27:33 BoogieIcfgContainer [2019-10-15 01:27:33,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:27:33,269 INFO L168 Benchmark]: Toolchain (without parser) took 7586.27 ms. Allocated memory was 138.4 MB in the beginning and 289.4 MB in the end (delta: 151.0 MB). Free memory was 101.3 MB in the beginning and 179.1 MB in the end (delta: -77.8 MB). Peak memory consumption was 73.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,271 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,279 INFO L168 Benchmark]: CACSL2BoogieTranslator took 847.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 154.5 MB in the end (delta: -53.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,282 INFO L168 Benchmark]: Boogie Preprocessor took 150.98 ms. Allocated memory is still 202.4 MB. Free memory was 154.5 MB in the beginning and 146.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,283 INFO L168 Benchmark]: RCFGBuilder took 3669.53 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 146.9 MB in the beginning and 195.3 MB in the end (delta: -48.4 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,285 INFO L168 Benchmark]: TraceAbstraction took 2910.37 ms. Allocated memory was 246.4 MB in the beginning and 289.4 MB in the end (delta: 43.0 MB). Free memory was 195.3 MB in the beginning and 179.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 7.1 GB. [2019-10-15 01:27:33,293 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 847.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 154.5 MB in the end (delta: -53.7 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 150.98 ms. Allocated memory is still 202.4 MB. Free memory was 154.5 MB in the beginning and 146.9 MB in the end (delta: 7.6 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3669.53 ms. Allocated memory was 202.4 MB in the beginning and 246.4 MB in the end (delta: 44.0 MB). Free memory was 146.9 MB in the beginning and 195.3 MB in the end (delta: -48.4 MB). Peak memory consumption was 100.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2910.37 ms. Allocated memory was 246.4 MB in the beginning and 289.4 MB in the end (delta: 43.0 MB). Free memory was 195.3 MB in the beginning and 179.1 MB in the end (delta: 16.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 528]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 26 procedures, 235 locations, 1 error locations. Result: SAFE, OverallTime: 2.8s, OverallIterations: 5, TraceHistogramMax: 5, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 476 SDtfs, 95 SDslu, 586 SDs, 0 SdLazy, 20 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=173occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 158 PreInvPairs, 159 NumberOfFragments, 29 HoareAnnotationTreeSize, 158 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 29 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 268 NumberOfCodeBlocks, 268 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 355 ConstructedInterpolants, 0 QuantifiedInterpolants, 41055 SizeOfPredicates, 1 NumberOfNonLiveVariables, 925 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 165/171 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: TIME[ms]: 151, ITERATIONS: 1, WAS_STRONG: 1, WEAKENING_RATIO: 1.0, AVG_VARS_REMOVED_DURING_WEAKENING: 2.5376344086021505, AVG_WEAKENED_CONJUNCTS: 0.0, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...