/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain OctagonDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 19:49:23,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 19:49:23,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 19:49:23,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 19:49:23,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 19:49:23,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 19:49:23,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 19:49:23,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 19:49:23,371 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 19:49:23,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 19:49:23,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 19:49:23,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 19:49:23,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 19:49:23,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 19:49:23,384 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 19:49:23,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 19:49:23,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 19:49:23,386 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 19:49:23,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 19:49:23,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 19:49:23,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 19:49:23,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 19:49:23,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 19:49:23,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 19:49:23,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 19:49:23,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 19:49:23,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 19:49:23,406 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 19:49:23,406 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 19:49:23,407 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 19:49:23,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 19:49:23,408 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 19:49:23,409 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 19:49:23,409 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 19:49:23,411 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 19:49:23,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 19:49:23,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 19:49:23,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 19:49:23,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 19:49:23,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 19:49:23,413 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 19:49:23,415 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 [2023-03-22 19:49:23,445 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 19:49:23,445 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 19:49:23,446 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 19:49:23,446 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 19:49:23,446 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 19:49:23,446 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 19:49:23,447 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 19:49:23,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 19:49:23,447 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 19:49:23,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 19:49:23,447 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 19:49:23,448 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-22 19:49:23,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 19:49:23,452 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 19:49:23,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 19:49:23,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 19:49:23,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 19:49:23,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 19:49:23,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 19:49:23,454 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 19:49:23,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 19:49:23,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 19:49:23,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 19:49:23,455 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> OctagonDomain [2023-03-22 19:49:23,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 19:49:23,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 19:49:23,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 19:49:23,722 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 19:49:23,723 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 19:49:23,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2023-03-22 19:49:24,962 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 19:49:25,196 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 19:49:25,197 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i [2023-03-22 19:49:25,209 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e4fbcb5/95c8dc1cb2114d9cb70dd8c2fd83cb30/FLAGc5729ebe0 [2023-03-22 19:49:25,221 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96e4fbcb5/95c8dc1cb2114d9cb70dd8c2fd83cb30 [2023-03-22 19:49:25,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 19:49:25,224 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 19:49:25,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 19:49:25,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 19:49:25,228 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 19:49:25,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7e820a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25, skipping insertion in model container [2023-03-22 19:49:25,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 19:49:25,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 19:49:25,594 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[25842,25855] [2023-03-22 19:49:25,601 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[25967,25980] [2023-03-22 19:49:25,604 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[26082,26095] [2023-03-22 19:49:25,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 19:49:25,619 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 19:49:25,685 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[25842,25855] [2023-03-22 19:49:25,686 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[25967,25980] [2023-03-22 19:49:25,687 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-sets/test_mutex_unlock_at_exit.i[26082,26095] [2023-03-22 19:49:25,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 19:49:25,717 INFO L208 MainTranslator]: Completed translation [2023-03-22 19:49:25,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25 WrapperNode [2023-03-22 19:49:25,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 19:49:25,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 19:49:25,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 19:49:25,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 19:49:25,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,771 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 19:49:25,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 19:49:25,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 19:49:25,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 19:49:25,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 07:49:25" (1/1) ... [2023-03-22 19:49:25,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 19:49:25,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 19:49:25,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-22 19:49:25,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-22 19:49:25,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2023-03-22 19:49:25,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-03-22 19:49:25,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-22 19:49:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2023-03-22 19:49:25,849 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 19:49:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2023-03-22 19:49:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2023-03-22 19:49:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2023-03-22 19:49:25,849 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2023-03-22 19:49:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2023-03-22 19:49:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2023-03-22 19:49:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2023-03-22 19:49:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2023-03-22 19:49:25,850 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2023-03-22 19:49:25,851 INFO L130 BoogieDeclarations]: Found specification of procedure select [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure random [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2023-03-22 19:49:25,852 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2023-03-22 19:49:25,853 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2023-03-22 19:49:25,856 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2023-03-22 19:49:25,857 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2023-03-22 19:49:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2023-03-22 19:49:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2023-03-22 19:49:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2023-03-22 19:49:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2023-03-22 19:49:25,858 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2023-03-22 19:49:25,859 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2023-03-22 19:49:25,860 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2023-03-22 19:49:25,861 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure system [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2023-03-22 19:49:25,862 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure div [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2023-03-22 19:49:25,863 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2023-03-22 19:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2023-03-22 19:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2023-03-22 19:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2023-03-22 19:49:25,864 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2023-03-22 19:49:25,865 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2023-03-22 19:49:25,866 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-22 19:49:25,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2023-03-22 19:49:25,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-22 19:49:25,869 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 19:49:25,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 19:49:26,167 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 19:49:26,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 19:49:26,454 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 19:49:26,474 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 19:49:26,474 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-03-22 19:49:26,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 07:49:26 BoogieIcfgContainer [2023-03-22 19:49:26,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 19:49:26,477 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 19:49:26,477 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 19:49:26,477 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 19:49:26,478 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 07:49:26" (1/1) ... [2023-03-22 19:49:26,479 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=OctagonDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-22 19:49:26,512 INFO L159 IcfgInterpreter]: Started Sifa with 3 locations of interest [2023-03-22 19:49:26,512 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 19:49:26,517 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 19:49:26,522 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 19:49:26,523 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 19:49:26,696 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 63 for LOIs [2023-03-22 19:49:26,735 INFO L197 IcfgInterpreter]: Interpreting procedure foo with input of size 63 for LOIs [2023-03-22 19:49:40,373 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 100 for LOIs [2023-03-22 19:49:40,657 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 91 for LOIs [2023-03-22 19:49:40,848 INFO L197 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 107 for LOIs [2023-03-22 19:49:41,117 INFO L180 IcfgInterpreter]: Interpretation finished [2023-03-22 19:49:41,138 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2023-03-22 19:49:41,138 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2023-03-22 19:49:41,141 INFO L158 Benchmark]: Toolchain (without parser) took 15915.96ms. Allocated memory was 190.8MB in the beginning and 655.4MB in the end (delta: 464.5MB). Free memory was 136.7MB in the beginning and 483.8MB in the end (delta: -347.1MB). Peak memory consumption was 118.5MB. Max. memory is 8.0GB. [2023-03-22 19:49:41,141 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 190.8MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-22 19:49:41,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.07ms. Allocated memory is still 190.8MB. Free memory was 136.4MB in the beginning and 117.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-03-22 19:49:41,143 INFO L158 Benchmark]: Boogie Preprocessor took 62.78ms. Allocated memory is still 190.8MB. Free memory was 117.2MB in the beginning and 113.7MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2023-03-22 19:49:41,147 INFO L158 Benchmark]: RCFGBuilder took 694.32ms. Allocated memory was 190.8MB in the beginning and 285.2MB in the end (delta: 94.4MB). Free memory was 113.7MB in the beginning and 235.2MB in the end (delta: -121.5MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. [2023-03-22 19:49:41,148 INFO L158 Benchmark]: Sifa took 14662.47ms. Allocated memory was 285.2MB in the beginning and 655.4MB in the end (delta: 370.1MB). Free memory was 235.2MB in the beginning and 483.8MB in the end (delta: -248.6MB). Peak memory consumption was 121.0MB. Max. memory is 8.0GB. [2023-03-22 19:49:41,152 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 190.8MB. Free memory is still 140.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 492.07ms. Allocated memory is still 190.8MB. Free memory was 136.4MB in the beginning and 117.2MB in the end (delta: 19.2MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 62.78ms. Allocated memory is still 190.8MB. Free memory was 117.2MB in the beginning and 113.7MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 694.32ms. Allocated memory was 190.8MB in the beginning and 285.2MB in the end (delta: 94.4MB). Free memory was 113.7MB in the beginning and 235.2MB in the end (delta: -121.5MB). Peak memory consumption was 20.5MB. Max. memory is 8.0GB. * Sifa took 14662.47ms. Allocated memory was 285.2MB in the beginning and 655.4MB in the end (delta: 370.1MB). Free memory was 235.2MB in the beginning and 483.8MB in the end (delta: -248.6MB). Peak memory consumption was 121.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME: 14.6s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 6, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 16, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 116, TOOLS_POST_TIME: 7.3s, TOOLS_POST_CALL_APPLICATIONS: 34, TOOLS_POST_CALL_TIME: 1.6s, TOOLS_POST_RETURN_APPLICATIONS: 28, TOOLS_POST_RETURN_TIME: 4.6s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 175, TOOLS_QUANTIFIERELIM_TIME: 13.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 0.8s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 188, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 17, DOMAIN_JOIN_TIME: 0.7s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME: 0.1s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME: 0.1s, DOMAIN_ISBOTTOM_APPLICATIONS: 16, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME: 4.9s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 4.9s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 28, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME: 13.1s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 255, DAG_COMPRESSION_RETAINED_NODES: 149 - UnprovableResult [Line: 669]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 187#(and (<= |~#mutexes~0.offset| 0) (<= |#NULL.base| |#NULL.offset|) (<= |#NULL.base| |mutex_lock_#in~m.offset|) (<= 1 (+ |#NULL.offset| |#StackHeapBarrier|)) (<= 1 (+ |mutex_lock_#in~m.offset| |#StackHeapBarrier|)) (<= |#NULL.offset| |mutex_lock_#in~m.offset|) (<= 4 (+ |~#mutexes~0.base| |#StackHeapBarrier|)) (<= 1 |#StackHeapBarrier|) (<= 0 |#NULL.base|) (<= (+ |~#mutexes~0.base| |#NULL.base|) 3) (<= (+ |#NULL.offset| 1) |#StackHeapBarrier|) (<= 0 (+ mutex_lock_~m.offset |~#mutexes~0.offset|)) (<= (+ mutex_lock_~m.offset |~#mutexes~0.offset|) 0) (<= |~#mutexes~0.base| (+ 2 |#StackHeapBarrier|)) (<= |#NULL.base| mutex_lock_~m.offset) (<= (+ |#NULL.offset| |~#mutexes~0.offset|) 0) (<= 1 (+ |#StackHeapBarrier| |~#mutexes~0.offset|)) (<= |~#mutexes~0.offset| |mutex_lock_#in~m.offset|) (<= (+ |~#mutexes~0.base| |~#mutexes~0.offset|) 3) (<= mutex_lock_~m.offset |#NULL.base|) (<= (+ |mutex_lock_#in~m.offset| 3) |~#mutexes~0.base|) (<= (+ |#NULL.base| 1) |#StackHeapBarrier|) (<= |~#mutexes~0.base| (+ mutex_lock_~m.offset 3)) (<= 0 (+ |#NULL.offset| |#NULL.base|)) (<= (+ mutex_lock_~m.offset 1) |#StackHeapBarrier|) (<= 3 (+ |~#mutexes~0.base| |#NULL.base|)) (<= (+ mutex_lock_~m.offset |#NULL.base|) 0) (<= 0 (+ |#NULL.offset| |~#mutexes~0.offset|)) (<= 0 (+ |~#mutexes~0.offset| |#NULL.base|)) (<= 1 (+ mutex_lock_~m.offset |#StackHeapBarrier|)) (<= |#NULL.offset| |~#mutexes~0.offset|) (<= (+ 3 |#NULL.base|) |~#mutexes~0.base|) (<= 0 |~#mutexes~0.offset|) (<= |~#mutexes~0.offset| |#NULL.base|) (<= |~#mutexes~0.base| (+ 3 |~#mutexes~0.offset|)) (<= (+ |mutex_lock_#in~m.offset| 1) |#StackHeapBarrier|) (<= 0 mutex_lock_~m.offset) (<= 0 |mutex_lock_#in~m.offset|) (<= 0 (+ |mutex_lock_#in~m.offset| |#NULL.offset|)) (<= 0 (+ mutex_lock_~m.offset |#NULL.base|)) (<= |#NULL.offset| 0) (<= |#NULL.offset| mutex_lock_~m.offset) (<= (+ |mutex_lock_#in~m.offset| |~#mutexes~0.offset|) 0) (<= (+ |mutex_lock_#in~m.offset| |#NULL.base|) 0) (<= 3 (+ |mutex_lock_#in~m.offset| |~#mutexes~0.base|)) (<= 3 (+ mutex_lock_~m.offset |~#mutexes~0.base|)) (<= 1 (+ |#StackHeapBarrier| |#NULL.base|)) (<= 0 (+ |mutex_lock_#in~m.offset| |~#mutexes~0.offset|)) (<= 3 (+ |~#mutexes~0.base| |~#mutexes~0.offset|)) (<= (+ mutex_lock_~m.base 1) |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (<= |~#mutexes~0.base| (+ 3 |#NULL.base|)) (<= 3 |~#mutexes~0.base|) (<= mutex_lock_~m.offset 0) (<= (+ |#NULL.offset| 3) |~#mutexes~0.base|) (<= (+ |mutex_lock_#in~m.base| 1) |#StackHeapBarrier|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 (+ mutex_lock_~m.offset |#NULL.offset|)) (<= (+ |~#mutexes~0.offset| 1) |#StackHeapBarrier|) (<= (+ |mutex_lock_#in~m.offset| |~#mutexes~0.base|) 3) (<= |#NULL.base| 0) (<= (+ |#NULL.offset| |~#mutexes~0.base|) 3) (<= (+ mutex_lock_~m.offset |~#mutexes~0.base|) 3) (<= mutex_lock_~m.offset |#NULL.offset|) (<= (+ 3 |~#mutexes~0.offset|) |~#mutexes~0.base|) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |mutex_lock_#in~m.offset| |#NULL.offset|) (<= |#NULL.offset| |#NULL.base|) (<= mutex_lock_~m.offset |~#mutexes~0.offset|) (<= (+ mutex_lock_~m.offset 3) |~#mutexes~0.base|) (<= 0 (+ |mutex_lock_#in~m.offset| |#NULL.base|)) (<= |~#mutexes~0.base| (+ |mutex_lock_#in~m.offset| 3)) (<= 0 |#NULL.offset|) (<= |~#mutexes~0.base| (+ |#NULL.offset| 3)) (exists ((|v_mutex_lock_#t~ret27_12| Int)) (and (<= |~#mutexes~0.base| (+ |v_mutex_lock_#t~ret27_12| 3)) (<= |#NULL.offset| |v_mutex_lock_#t~ret27_12|) (<= |~#mutexes~0.offset| |v_mutex_lock_#t~ret27_12|) (<= (+ |v_mutex_lock_#t~ret27_12| |~#mutexes~0.offset|) 1) (<= |v_mutex_lock_#t~ret27_12| (+ |#NULL.base| 1)) (not (= |v_mutex_lock_#t~ret27_12| 0)) (<= 0 (+ |v_mutex_lock_#t~ret27_12| |#NULL.base|)) (<= (+ |~#mutexes~0.base| |v_mutex_lock_#t~ret27_12|) 4) (<= 0 (+ |v_mutex_lock_#t~ret27_12| |~#mutexes~0.offset|)) (<= 0 (+ mutex_lock_~m.offset |v_mutex_lock_#t~ret27_12|)) (<= 0 |v_mutex_lock_#t~ret27_12|) (<= (+ |v_mutex_lock_#t~ret27_12| |#NULL.base|) 1) (<= mutex_lock_~m.offset |v_mutex_lock_#t~ret27_12|) (<= 0 (+ |#NULL.offset| |v_mutex_lock_#t~ret27_12|)) (<= |v_mutex_lock_#t~ret27_12| (+ |#NULL.offset| 1)) (<= |v_mutex_lock_#t~ret27_12| |#StackHeapBarrier|) (<= 3 (+ |~#mutexes~0.base| |v_mutex_lock_#t~ret27_12|)) (<= 1 (+ |v_mutex_lock_#t~ret27_12| |#StackHeapBarrier|)) (<= |#NULL.base| |v_mutex_lock_#t~ret27_12|) (<= (+ |#NULL.offset| |v_mutex_lock_#t~ret27_12|) 1) (<= (+ |v_mutex_lock_#t~ret27_12| 2) |~#mutexes~0.base|) (<= |v_mutex_lock_#t~ret27_12| 1) (<= (+ mutex_lock_~m.offset |v_mutex_lock_#t~ret27_12|) 1) (<= |v_mutex_lock_#t~ret27_12| (+ |~#mutexes~0.offset| 1)) (<= |v_mutex_lock_#t~ret27_12| (+ mutex_lock_~m.offset 1)))) (<= |~#mutexes~0.base| 3) (<= |#NULL.base| |~#mutexes~0.offset|) (<= (+ mutex_lock_~m.offset |#NULL.offset|) 0) (<= |~#mutexes~0.offset| mutex_lock_~m.offset) (<= (+ |mutex_lock_#in~m.offset| |#NULL.offset|) 0) (<= |mutex_lock_#in~m.offset| |#NULL.base|) (<= |~#mutexes~0.offset| |#NULL.offset|) (<= |mutex_lock_#in~m.offset| |~#mutexes~0.offset|) (<= (+ |#NULL.offset| |#NULL.base|) 0) (<= (+ |~#mutexes~0.offset| |#NULL.base|) 0) (<= 3 (+ |#NULL.offset| |~#mutexes~0.base|))). Possible FailurePath: - UnprovableResult [Line: 673]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 206#(and (= |mutex_unlock_#in~m.offset| 0) (<= (+ 1 |mutex_unlock_#in~m.base|) |#StackHeapBarrier|) (<= 1 |#StackHeapBarrier|) (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_20| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_20| 3) 4) 0) (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_20| 3) 0) 0))) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (exists ((|v_old(#memory_$Pointer$.base)_BEFORE_CALL_20| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_20| 3) 0) 3) (= (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_20| 3) 4) 3))) (= |~#mutexes~0.base| 3) (= mutex_unlock_~m.offset 0) (= |#memory_int| |old(#memory_int)|) (<= (+ mutex_unlock_~m.base 1) |#StackHeapBarrier|) (not (= 0 |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (exists ((|v_old(#valid)_BEFORE_CALL_19| (Array Int Int)) (v_foo_~m2~0.base_BEFORE_CALL_5 Int)) (and (= (select (store |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base| 1) 0) 0) (not (= v_foo_~m2~0.base_BEFORE_CALL_5 0)) (<= (+ v_foo_~m2~0.base_BEFORE_CALL_5 1) |#StackHeapBarrier|) (= (select |v_old(#valid)_BEFORE_CALL_19| 0) 0) (= (select (store |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base| 1) 3) 1) (= (select |v_old(#valid)_BEFORE_CALL_19| 3) 1) (= (select |v_old(#valid)_BEFORE_CALL_19| 2) 1) (= (select |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base|) 0) (= (select (store |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base| 1) v_foo_~m2~0.base_BEFORE_CALL_5) 0) (= 1 (select |v_old(#valid)_BEFORE_CALL_19| 1)) (= (select (store |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base| 1) 2) 1) (= (select (store |v_old(#valid)_BEFORE_CALL_19| |mutex_unlock_#in~m.base| 1) 1) 1))) (= |~#mutexes~0.offset| 0) (exists ((|v_old(#memory_int)_BEFORE_CALL_20| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_int)_BEFORE_CALL_20| 1) 1) 0) (= (select (select |v_old(#memory_int)_BEFORE_CALL_20| 1) 0) 48))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (exists ((|v_old(#length)_BEFORE_CALL_17| (Array Int Int))) (and (= (select |v_old(#length)_BEFORE_CALL_17| 3) 8) (= (select |v_old(#length)_BEFORE_CALL_17| 2) 12) (= 12 (select (store |v_old(#length)_BEFORE_CALL_17| |mutex_unlock_#in~m.base| 8) 2)) (= (select (store |v_old(#length)_BEFORE_CALL_17| |mutex_unlock_#in~m.base| 8) 3) 8) (= (select (store |v_old(#length)_BEFORE_CALL_17| |mutex_unlock_#in~m.base| 8) 1) 2) (= (select |v_old(#length)_BEFORE_CALL_17| 1) 2))) (= |#NULL.offset| 0) (= |old(#valid)| |#valid|) (= |#NULL.base| 0)). Possible FailurePath: - UnprovableResult [Line: 677]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Over-approximation of reachable states at this location is 199#(and (<= 1 |#StackHeapBarrier|) (or (not (= (select (select |#memory_$Pointer$.base| 3) 0) 3)) (not (= (select (select |#memory_$Pointer$.offset| 3) 0) 0))) (exists ((|v_old(#length)_BEFORE_CALL_16| (Array Int Int)) (v_foo_~m1~0.base_BEFORE_CALL_5 Int) (|v_old(#valid)_BEFORE_CALL_18| (Array Int Int)) (v_foo_~m2~0.base_BEFORE_CALL_4 Int)) (and (= (select (store |v_old(#length)_BEFORE_CALL_16| v_foo_~m1~0.base_BEFORE_CALL_5 8) 2) 12) (= (select |v_old(#valid)_BEFORE_CALL_18| 2) 1) (= (select (store |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5 1) v_foo_~m2~0.base_BEFORE_CALL_4) 0) (= 12 (select |v_old(#length)_BEFORE_CALL_16| 2)) (= (select |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5) 0) (= 8 (select |v_old(#length)_BEFORE_CALL_16| 3)) (= 2 (select (store |v_old(#length)_BEFORE_CALL_16| v_foo_~m1~0.base_BEFORE_CALL_5 8) 1)) (<= (+ v_foo_~m2~0.base_BEFORE_CALL_4 1) |#StackHeapBarrier|) (= 1 (select (store |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5 1) 1)) (<= (+ v_foo_~m1~0.base_BEFORE_CALL_5 1) |#StackHeapBarrier|) (= 2 (select |v_old(#length)_BEFORE_CALL_16| 1)) (= (select |v_old(#valid)_BEFORE_CALL_18| 1) 1) (= (select (store |v_old(#length)_BEFORE_CALL_16| v_foo_~m1~0.base_BEFORE_CALL_5 8) 3) 8) (= (select |v_old(#valid)_BEFORE_CALL_18| 3) 1) (= (select (store |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5 1) 0) 0) (not (= v_foo_~m2~0.base_BEFORE_CALL_4 0)) (not (= v_foo_~m1~0.base_BEFORE_CALL_5 0)) (= (select (store |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5 1) 3) 1) (= (select |v_old(#valid)_BEFORE_CALL_18| 0) 0) (= (select (store |v_old(#valid)_BEFORE_CALL_18| v_foo_~m1~0.base_BEFORE_CALL_5 1) 2) 1))) (= |~#mutexes~0.base| 3) (exists ((|v_old(#memory_$Pointer$.offset)_BEFORE_CALL_19| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_19| 3) 4) 0) (= (select (select |v_old(#memory_$Pointer$.offset)_BEFORE_CALL_19| 3) 0) 0))) (exists ((|v_old(#memory_$Pointer$.base)_BEFORE_CALL_19| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_19| 3) 4) 3) (= 3 (select (select |v_old(#memory_$Pointer$.base)_BEFORE_CALL_19| 3) 0)))) (= |~#mutexes~0.offset| 0) (exists ((|v_old(#memory_int)_BEFORE_CALL_19| (Array Int (Array Int Int)))) (and (= (select (select |v_old(#memory_int)_BEFORE_CALL_19| 1) 0) 48) (= (select (select |v_old(#memory_int)_BEFORE_CALL_19| 1) 1) 0))) (= |#NULL.offset| 0) (= |#NULL.base| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-03-22 19:49:41,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...