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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/stateful_check.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:08:34,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:08:34,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:08:34,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:08:34,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:08:34,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:08:34,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:08:34,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:08:34,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:08:34,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:08:34,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:08:34,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:08:34,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:08:34,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:08:34,592 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:08:34,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:08:34,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:08:34,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:08:34,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:08:34,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:08:34,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:08:34,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:08:34,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:08:34,604 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:08:34,607 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:08:34,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:08:34,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:08:34,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:08:34,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:08:34,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:08:34,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:08:34,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:08:34,613 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:08:34,614 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:08:34,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:08:34,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:08:34,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:08:34,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:08:34,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:08:34,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:08:34,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:08:34,619 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 [2019-09-20 14:08:34,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:08:34,635 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:08:34,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:08:34,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:08:34,637 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:08:34,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:08:34,637 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:08:34,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:08:34,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:08:34,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:08:34,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:08:34,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:08:34,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:08:34,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:08:34,643 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:08:34,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:08:34,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:08:34,643 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:08:34,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:08:34,644 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:08:34,644 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:08:34,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:08:34,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:08:34,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:08:34,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:08:34,702 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:08:34,709 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:08:34,711 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:08:34,711 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:08:34,712 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-20 14:08:34,789 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7626835/7c8e0244c6e54c7f9cfa2ee6a883bbcf/FLAG82833c6fb [2019-09-20 14:08:35,327 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:08:35,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/stateful_check.c [2019-09-20 14:08:35,338 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7626835/7c8e0244c6e54c7f9cfa2ee6a883bbcf/FLAG82833c6fb [2019-09-20 14:08:35,665 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a7626835/7c8e0244c6e54c7f9cfa2ee6a883bbcf [2019-09-20 14:08:35,675 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:08:35,676 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:08:35,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:08:35,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:08:35,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:08:35,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:35,684 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68fa878d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35, skipping insertion in model container [2019-09-20 14:08:35,685 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:35,692 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:08:35,713 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:08:35,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:08:35,924 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:08:35,944 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:08:35,958 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:08:35,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35 WrapperNode [2019-09-20 14:08:35,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:08:35,959 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:08:35,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:08:35,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:08:36,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (1/1) ... [2019-09-20 14:08:36,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:08:36,081 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:08:36,081 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:08:36,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:08:36,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:35" (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 [2019-09-20 14:08:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:08:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:08:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 14:08:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure check_final_state [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_release [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_llseek [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_read [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_open [2019-09-20 14:08:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure my_init [2019-09-20 14:08:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:08:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:08:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 14:08:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:08:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure check_final_state [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure misc_release [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure misc_llseek [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure misc_read [2019-09-20 14:08:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure misc_open [2019-09-20 14:08:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure my_init [2019-09-20 14:08:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:08:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:08:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:08:36,551 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:08:36,551 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 14:08:36,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:08:36 BoogieIcfgContainer [2019-09-20 14:08:36,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:08:36,554 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:08:36,554 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:08:36,554 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:08:36,555 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:08:36" (1/1) ... [2019-09-20 14:08:36,556 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:08:36,583 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:08:36,584 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:08:36,597 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:08:36,609 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:08:36,610 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:08:36,692 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 11 for LOIs [2019-09-20 14:08:37,032 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 20 [2019-09-20 14:08:37,440 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 21 [2019-09-20 14:08:38,538 INFO L199 IcfgInterpreter]: Interpreting procedure check_final_state with input of size 1 for LOIs [2019-09-20 14:08:38,539 INFO L199 IcfgInterpreter]: Interpreting procedure misc_release with input of size 7 for LOIs [2019-09-20 14:08:38,571 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 3 for LOIs [2019-09-20 14:08:38,575 INFO L199 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 10 for LOIs [2019-09-20 14:08:38,579 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 4 for LOIs [2019-09-20 14:08:38,582 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:08:38,583 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:08:38,585 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 286#(not (= 1 ~ldv_mutex~0)) [2019-09-20 14:08:38,596 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:08:38,597 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:08:38,599 INFO L168 Benchmark]: Toolchain (without parser) took 2922.45 ms. Allocated memory was 139.5 MB in the beginning and 264.2 MB in the end (delta: 124.8 MB). Free memory was 85.6 MB in the beginning and 203.4 MB in the end (delta: -117.7 MB). Peak memory consumption was 7.1 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,600 INFO L168 Benchmark]: CDTParser took 1.53 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,601 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.94 ms. Allocated memory is still 139.5 MB. Free memory was 85.4 MB in the beginning and 75.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,602 INFO L168 Benchmark]: Boogie Preprocessor took 121.96 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 75.3 MB in the beginning and 176.1 MB in the end (delta: -100.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,603 INFO L168 Benchmark]: RCFGBuilder took 471.93 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 153.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,604 INFO L168 Benchmark]: Sifa took 2043.31 ms. Allocated memory was 199.2 MB in the beginning and 264.2 MB in the end (delta: 65.0 MB). Free memory was 153.2 MB in the beginning and 203.4 MB in the end (delta: -50.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:38,620 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.53 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 280.94 ms. Allocated memory is still 139.5 MB. Free memory was 85.4 MB in the beginning and 75.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.96 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 75.3 MB in the beginning and 176.1 MB in the end (delta: -100.8 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 471.93 ms. Allocated memory is still 199.2 MB. Free memory was 176.1 MB in the beginning and 153.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Sifa took 2043.31 ms. Allocated memory was 199.2 MB in the beginning and 264.2 MB in the end (delta: 65.0 MB). Free memory was 153.2 MB in the beginning and 203.4 MB in the end (delta: -50.2 MB). Peak memory consumption was 14.8 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]: 2002, ICFG_INTERPRETER_ENTERED_PROCEDURES: 7, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 169, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 120, TOOLS_POST_TIME[ms]: 109, TOOLS_POST_CALL_APPLICATIONS: 34, TOOLS_POST_CALL_TIME[ms]: 60, TOOLS_POST_RETURN_APPLICATIONS: 24, TOOLS_POST_RETURN_TIME[ms]: 27, TOOLS_QUANTIFIERELIM_APPLICATIONS: 178, TOOLS_QUANTIFIERELIM_TIME[ms]: 130, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 15, FLUID_QUERY_TIME[ms]: 9, FLUID_QUERIES: 175, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 48, DOMAIN_JOIN_TIME[ms]: 1560, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 51, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 4, DOMAIN_ISBOTTOM_APPLICATIONS: 32, DOMAIN_ISBOTTOM_TIME[ms]: 50, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1699, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1699, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 24, CALL_SUMMARIZER_CACHE_MISSES: 9, CALL_SUMMARIZER_OVERALL_TIME[ms]: 207, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 206, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 251, DAG_COMPRESSION_RETAINED_NODES: 144 - UnprovableResult [Line: 4]: 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 286#(not (= 1 ~ldv_mutex~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...