java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-sets/test_mutex_unbounded-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:30:15,549 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:30:15,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:30:15,571 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:30:15,572 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:30:15,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:30:15,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:30:15,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:30:15,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:30:15,592 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:30:15,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:30:15,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:30:15,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:30:15,599 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:30:15,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:30:15,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:30:15,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:30:15,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:30:15,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:30:15,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:30:15,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:30:15,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:30:15,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:30:15,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:30:15,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:30:15,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:30:15,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:30:15,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:30:15,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:30:15,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:30:15,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:30:15,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:30:15,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:30:15,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:30:15,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:30:15,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:30:15,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:30:15,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:30:15,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:30:15,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:30:15,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:30:15,622 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 06:30:15,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:30:15,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:30:15,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:30:15,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:30:15,638 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:30:15,638 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:30:15,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:30:15,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:30:15,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:30:15,639 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:30:15,639 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:30:15,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:30:15,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:30:15,640 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:30:15,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:30:15,640 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:30:15,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:30:15,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:30:15,641 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:30:15,641 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:30:15,641 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:30:15,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:30:15,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:30:15,642 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:30:15,642 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:30:15,642 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:30:15,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:30:15,643 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:30:15,643 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:30:15,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:30:15,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:30:15,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:30:15,945 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:30:15,945 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:30:15,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_mutex_unbounded-1.i [2019-10-15 06:30:16,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c673993/128bc6d08ca64e3897f7f263a21b3cb4/FLAG9849dc67c [2019-10-15 06:30:16,637 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:30:16,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_mutex_unbounded-1.i [2019-10-15 06:30:16,658 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c673993/128bc6d08ca64e3897f7f263a21b3cb4/FLAG9849dc67c [2019-10-15 06:30:16,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c673993/128bc6d08ca64e3897f7f263a21b3cb4 [2019-10-15 06:30:16,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:30:16,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:30:16,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:16,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:30:16,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:30:16,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:16" (1/1) ... [2019-10-15 06:30:16,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766161ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:16, skipping insertion in model container [2019-10-15 06:30:16,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:30:16" (1/1) ... [2019-10-15 06:30:16,967 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:30:17,022 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:30:17,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:17,532 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:30:17,618 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:30:17,688 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:30:17,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17 WrapperNode [2019-10-15 06:30:17,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:30:17,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:30:17,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:30:17,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:30:17,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (1/1) ... [2019-10-15 06:30:17,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:30:17,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:30:17,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:30:17,777 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:30:17,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:30:17" (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 06:30:17,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:30:17,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:30:17,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-10-15 06:30:17,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-10-15 06:30:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-15 06:30:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-10-15 06:30:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-10-15 06:30:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-10-15 06:30:17,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-10-15 06:30:17,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-15 06:30:17,840 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 06:30:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 06:30:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-10-15 06:30:17,841 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:30:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-10-15 06:30:17,841 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-15 06:30:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-15 06:30:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-15 06:30:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-15 06:30:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-15 06:30:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-15 06:30:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-15 06:30:17,844 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-15 06:30:17,845 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-15 06:30:17,846 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-15 06:30:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-15 06:30:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-15 06:30:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-15 06:30:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-15 06:30:17,847 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-15 06:30:17,848 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-15 06:30:17,849 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:30:17,850 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-15 06:30:17,851 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-15 06:30:17,852 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-15 06:30:17,853 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-15 06:30:17,854 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-15 06:30:17,855 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-15 06:30:17,856 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-15 06:30:17,857 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 06:30:17,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-10-15 06:30:17,859 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-10-15 06:30:17,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 06:30:17,861 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:30:17,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:30:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 06:30:17,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:30:18,715 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:30:18,715 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:30:18,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:18 BoogieIcfgContainer [2019-10-15 06:30:18,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:30:18,717 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:30:18,717 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:30:18,718 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:30:18,719 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:30:18" (1/1) ... [2019-10-15 06:30:18,719 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:30:18,753 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-10-15 06:30:18,753 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:30:18,764 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:30:18,775 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:30:18,776 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:30:19,213 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 76 for LOIs [2019-10-15 06:30:19,228 INFO L199 IcfgInterpreter]: Interpreting procedure foo with input of size 76 for LOIs [2019-10-15 06:30:19,337 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-10-15 06:30:19,798 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-10-15 06:30:20,055 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-10-15 06:30:20,078 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-10-15 06:30:20,109 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-10-15 06:30:21,833 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 30 for LOIs [2019-10-15 06:30:21,846 INFO L199 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 1 for LOIs [2019-10-15 06:30:21,865 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 21 for LOIs [2019-10-15 06:30:21,873 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:30:21,891 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:30:21,891 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:30:21,893 INFO L168 Benchmark]: Toolchain (without parser) took 4941.09 ms. Allocated memory was 145.2 MB in the beginning and 288.4 MB in the end (delta: 143.1 MB). Free memory was 100.9 MB in the beginning and 203.3 MB in the end (delta: -102.4 MB). Peak memory consumption was 40.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,894 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,895 INFO L168 Benchmark]: CACSL2BoogieTranslator took 735.88 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 162.1 MB in the end (delta: -61.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,895 INFO L168 Benchmark]: Boogie Preprocessor took 86.14 ms. Allocated memory is still 202.9 MB. Free memory was 162.1 MB in the beginning and 158.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,896 INFO L168 Benchmark]: RCFGBuilder took 940.56 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 158.1 MB in the beginning and 198.6 MB in the end (delta: -40.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,897 INFO L168 Benchmark]: Sifa took 3174.54 ms. Allocated memory was 236.5 MB in the beginning and 288.4 MB in the end (delta: 51.9 MB). Free memory was 198.6 MB in the beginning and 203.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. [2019-10-15 06:30:21,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 145.2 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 735.88 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.5 MB in the beginning and 162.1 MB in the end (delta: -61.6 MB). Peak memory consumption was 20.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.14 ms. Allocated memory is still 202.9 MB. Free memory was 162.1 MB in the beginning and 158.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 940.56 ms. Allocated memory was 202.9 MB in the beginning and 236.5 MB in the end (delta: 33.6 MB). Free memory was 158.1 MB in the beginning and 198.6 MB in the end (delta: -40.5 MB). Peak memory consumption was 74.7 MB. Max. memory is 7.1 GB. * Sifa took 3174.54 ms. Allocated memory was 236.5 MB in the beginning and 288.4 MB in the end (delta: 51.9 MB). Free memory was 198.6 MB in the beginning and 203.3 MB in the end (delta: -4.6 MB). Peak memory consumption was 47.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3120, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 142, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 96, TOOLS_POST_TIME[ms]: 1186, TOOLS_POST_CALL_APPLICATIONS: 36, TOOLS_POST_CALL_TIME[ms]: 537, TOOLS_POST_RETURN_APPLICATIONS: 31, TOOLS_POST_RETURN_TIME[ms]: 430, TOOLS_QUANTIFIERELIM_APPLICATIONS: 163, TOOLS_QUANTIFIERELIM_TIME[ms]: 2068, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 637, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 152, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 40, DOMAIN_JOIN_TIME[ms]: 605, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 180, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 15, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 6, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2443, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2443, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 31, CALL_SUMMARIZER_CACHE_MISSES: 14, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1715, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1714, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 327, DAG_COMPRESSION_RETAINED_NODES: 163 - UnprovableResult [Line: 664]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 427#(or (and (not (= |~#drvlist~0.offset| (+ |mutex_unlock_#in~m.offset| 8))) (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (not (= |~#drvlist~0.base| |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))). Possible FailurePath: - UnprovableResult [Line: 660]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 392#(and (= |#NULL.base| 0) (<= |~#drvlist~0.offset| 0) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |~#mutexes~0.offset| 0) (<= 0 |#NULL.offset|) (<= 0 |~#drvlist~0.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (= |#valid| |old(#valid)|) (= |~#drvlist~0.offset| 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)). Possible FailurePath: - UnprovableResult [Line: 668]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 417#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...