/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-pthread/cs_lamport.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:11:49,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:11:49,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:11:49,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:11:49,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:11:49,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:11:49,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:11:49,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:11:49,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:11:49,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:11:49,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:11:49,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:11:49,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:11:49,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:11:49,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:11:49,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:11:49,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:11:49,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:11:49,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:11:49,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:11:49,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:11:49,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:11:49,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:11:49,241 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:11:49,243 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:11:49,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:11:49,244 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:11:49,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:11:49,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:11:49,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:11:49,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:11:49,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:11:49,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:11:49,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:11:49,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:11:49,254 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:11:49,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:11:49,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:11:49,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:11:49,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:11:49,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:11:49,257 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 [2019-11-07 07:11:49,286 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:11:49,287 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:11:49,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:11:49,297 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:11:49,298 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:11:49,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:11:49,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:11:49,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:11:49,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:11:49,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:11:49,300 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:11:49,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:11:49,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:11:49,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:11:49,301 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:11:49,301 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:11:49,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:11:49,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:11:49,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:11:49,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:11:49,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:11:49,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:11:49,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:11:49,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 07:11:49,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:11:49,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:11:49,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:11:49,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:11:49,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:11:49,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-pthread/cs_lamport.i [2019-11-07 07:11:49,718 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f89e883/685b28334be64cbda85aace03a1a9910/FLAGc3f0415a7 [2019-11-07 07:11:50,293 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:11:50,294 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-pthread/cs_lamport.i [2019-11-07 07:11:50,319 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f89e883/685b28334be64cbda85aace03a1a9910/FLAGc3f0415a7 [2019-11-07 07:11:50,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17f89e883/685b28334be64cbda85aace03a1a9910 [2019-11-07 07:11:50,577 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:11:50,579 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:11:50,580 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:50,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:11:50,583 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:11:50,584 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,587 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f6f53a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:50, skipping insertion in model container [2019-11-07 07:11:50,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:11:50" (1/1) ... [2019-11-07 07:11:50,596 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:11:50,643 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:11:51,299 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:51,323 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:11:51,469 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:11:51,546 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:11:51,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51 WrapperNode [2019-11-07 07:11:51,547 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:11:51,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:11:51,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:11:51,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:11:51,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (1/1) ... [2019-11-07 07:11:51,740 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:11:51,741 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:11:51,741 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:11:51,741 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:11:51,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:11:51" (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 [2019-11-07 07:11:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:11:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:11:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-07 07:11:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-07 07:11:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-07 07:11:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-07 07:11:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-07 07:11:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-07 07:11:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-11-07 07:11:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2019-11-07 07:11:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2019-11-07 07:11:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2019-11-07 07:11:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2019-11-07 07:11:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2019-11-07 07:11:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_init [2019-11-07 07:11:51,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_signal [2019-11-07 07:11:51,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_broadcast [2019-11-07 07:11:51,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_cond_wait [2019-11-07 07:11:51,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assert [2019-11-07 07:11:51,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2019-11-07 07:11:51,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2019-11-07 07:11:51,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2019-11-07 07:11:51,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-07 07:11:51,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2019-11-07 07:11:51,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main_thread [2019-11-07 07:11:51,836 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:11:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:11:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 07:11:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-11-07 07:11:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-07 07:11:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:11:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-07 07:11:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-07 07:11:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-07 07:11:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-07 07:11:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-07 07:11:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-07 07:11:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-07 07:11:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-07 07:11:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-07 07:11:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-07 07:11:51,839 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-07 07:11:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-07 07:11:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-07 07:11:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-07 07:11:51,840 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-07 07:11:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-07 07:11:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-07 07:11:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-07 07:11:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-07 07:11:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-07 07:11:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-07 07:11:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-07 07:11:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-07 07:11:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-07 07:11:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-07 07:11:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-07 07:11:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-07 07:11:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-07 07:11:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-07 07:11:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-07 07:11:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-07 07:11:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-07 07:11:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-07 07:11:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-07 07:11:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-07 07:11:51,845 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-07 07:11:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-07 07:11:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-07 07:11:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-07 07:11:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-07 07:11:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-07 07:11:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-07 07:11:51,847 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-07 07:11:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-07 07:11:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-07 07:11:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-07 07:11:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-07 07:11:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-07 07:11:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-07 07:11:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-07 07:11:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-07 07:11:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-07 07:11:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-07 07:11:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-07 07:11:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-07 07:11:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 07:11:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-07 07:11:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-07 07:11:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 07:11:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-07 07:11:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-07 07:11:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-07 07:11:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-07 07:11:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-07 07:11:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-07 07:11:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-07 07:11:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-07 07:11:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-07 07:11:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-07 07:11:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-07 07:11:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-07 07:11:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-07 07:11:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-07 07:11:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-07 07:11:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-07 07:11:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-07 07:11:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-07 07:11:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-07 07:11:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-07 07:11:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-07 07:11:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-07 07:11:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-07 07:11:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-07 07:11:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-07 07:11:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-07 07:11:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-07 07:11:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-07 07:11:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-07 07:11:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-07 07:11:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-07 07:11:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-07 07:11:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-07 07:11:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-07 07:11:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-07 07:11:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-07 07:11:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-07 07:11:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-07 07:11:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 07:11:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-11-07 07:11:51,868 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-11-07 07:11:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-11-07 07:11:51,869 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2019-11-07 07:11:51,870 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2019-11-07 07:11:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2019-11-07 07:11:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 07:11:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 07:11:51,876 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2019-11-07 07:11:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2019-11-07 07:11:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_init [2019-11-07 07:11:51,878 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_signal [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_broadcast [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_cond_wait [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assert [2019-11-07 07:11:51,879 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure main_thread [2019-11-07 07:11:51,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:11:51,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-07 07:11:51,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 07:11:52,721 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,722 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,722 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##83: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,722 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,722 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,723 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,723 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,723 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,911 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,911 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,911 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##83: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,911 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##82: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,912 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##75: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,912 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##74: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:52,912 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##34: assume !(0 != ~__CS_ret~0 % 256); [2019-11-07 07:11:52,912 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume 0 != ~__CS_ret~0 % 256;#res.base, #res.offset := 0, 0; [2019-11-07 07:11:55,526 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 07:11:55,526 INFO L284 CfgBuilder]: Removed 12 assume(true) statements. [2019-11-07 07:11:55,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:55 BoogieIcfgContainer [2019-11-07 07:11:55,528 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 07:11:55,528 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 07:11:55,528 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 07:11:55,529 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 07:11:55,529 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 07:11:55" (1/1) ... [2019-11-07 07:11:55,569 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 07:11:55,655 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-11-07 07:11:55,661 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 53 root evaluator evaluations with a maximum evaluation depth of 0. Performed 53 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 107 variables. [2019-11-07 07:11:55,662 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 07:11:55,665 INFO L168 Benchmark]: Toolchain (without parser) took 5084.85 ms. Allocated memory was 145.8 MB in the beginning and 245.9 MB in the end (delta: 100.1 MB). Free memory was 100.4 MB in the beginning and 142.2 MB in the end (delta: -41.7 MB). Peak memory consumption was 58.4 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,666 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,668 INFO L168 Benchmark]: CACSL2BoogieTranslator took 967.52 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.2 MB in the beginning and 153.1 MB in the end (delta: -52.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,669 INFO L168 Benchmark]: Boogie Preprocessor took 192.60 ms. Allocated memory is still 201.9 MB. Free memory was 152.5 MB in the beginning and 145.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,670 INFO L168 Benchmark]: RCFGBuilder took 3787.14 ms. Allocated memory was 201.9 MB in the beginning and 245.9 MB in the end (delta: 44.0 MB). Free memory was 145.4 MB in the beginning and 149.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 100.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,671 INFO L168 Benchmark]: Abstract Interpretation took 133.51 ms. Allocated memory is still 245.9 MB. Free memory was 149.4 MB in the beginning and 142.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. [2019-11-07 07:11:55,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 145.8 MB. Free memory was 120.9 MB in the beginning and 120.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 967.52 ms. Allocated memory was 145.8 MB in the beginning and 201.9 MB in the end (delta: 56.1 MB). Free memory was 100.2 MB in the beginning and 153.1 MB in the end (delta: -52.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 192.60 ms. Allocated memory is still 201.9 MB. Free memory was 152.5 MB in the beginning and 145.4 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3787.14 ms. Allocated memory was 201.9 MB in the beginning and 245.9 MB in the end (delta: 44.0 MB). Free memory was 145.4 MB in the beginning and 149.4 MB in the end (delta: -4.0 MB). Peak memory consumption was 100.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 133.51 ms. Allocated memory is still 245.9 MB. Free memory was 149.4 MB in the beginning and 142.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - PositiveResult [Line: 528]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location RESULT: Ultimate proved your program to be correct! Received shutdown request...