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/loop-invgen/apache-escape-absolute.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:04:38,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:04:38,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:04:38,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:04:38,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:04:38,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:04:38,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:04:38,593 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:04:38,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:04:38,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:04:38,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:04:38,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:04:38,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:04:38,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:04:38,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:04:38,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:04:38,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:04:38,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:04:38,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:04:38,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:04:38,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:04:38,608 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:04:38,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:04:38,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:04:38,612 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:04:38,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:04:38,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:04:38,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:04:38,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:04:38,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:04:38,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:04:38,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:04:38,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:04:38,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:04:38,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:04:38,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:04:38,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:04:38,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:04:38,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:04:38,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:04:38,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:04:38,622 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 [2019-09-20 14:04:38,635 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:04:38,636 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:04:38,637 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:04:38,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:04:38,637 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:04:38,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:04:38,638 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:04:38,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:04:38,638 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:04:38,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:04:38,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:04:38,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:04:38,639 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:04:38,639 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:04:38,639 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:04:38,639 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:04:38,640 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:04:38,640 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:04:38,640 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:04:38,640 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:04:38,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:04:38,641 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:04:38,641 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:04:38,641 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:04:38,641 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:04:38,641 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:04:38,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:04:38,642 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:04:38,642 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 14:04:38,672 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:04:38,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:04:38,688 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:04:38,689 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:04:38,689 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:04:38,690 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i [2019-09-20 14:04:38,747 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96181a1b/2f9fa41a90be4833b3e50e629691bbd3/FLAGec4711a15 [2019-09-20 14:04:39,212 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:04:39,213 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i [2019-09-20 14:04:39,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96181a1b/2f9fa41a90be4833b3e50e629691bbd3/FLAGec4711a15 [2019-09-20 14:04:39,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f96181a1b/2f9fa41a90be4833b3e50e629691bbd3 [2019-09-20 14:04:39,589 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:04:39,590 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:04:39,591 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:39,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:04:39,595 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:04:39,596 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:39" (1/1) ... [2019-09-20 14:04:39,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb34809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:39, skipping insertion in model container [2019-09-20 14:04:39,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:39" (1/1) ... [2019-09-20 14:04:39,606 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:04:39,626 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:04:39,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:39,850 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:04:39,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:40,086 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:04:40,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40 WrapperNode [2019-09-20 14:04:40,087 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:40,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:04:40,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:04:40,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:04:40,105 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:04:40,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:04:40,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:04:40,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:04:40,158 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:40" (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 14:04:40,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:04:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:04:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 14:04:40,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:04:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:04:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 14:04:40,219 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:04:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:04:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:04:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:04:40,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:04:40,606 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:04:40,606 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-09-20 14:04:40,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:40 BoogieIcfgContainer [2019-09-20 14:04:40,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:04:40,608 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:04:40,608 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:04:40,609 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:04:40,610 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:40" (1/1) ... [2019-09-20 14:04:40,618 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 14:04:40,638 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:04:40,638 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:04:40,647 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:04:40,657 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:04:40,659 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:04:40,716 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-20 14:04:41,387 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 30 [2019-09-20 14:04:41,576 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 35 [2019-09-20 14:04:41,784 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 14:04:42,032 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 46 [2019-09-20 14:04:42,306 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2019-09-20 14:04:43,029 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2019-09-20 14:04:43,334 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2019-09-20 14:04:44,097 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 14:04:44,123 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:04:44,124 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:04:44,126 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 316#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 14:04:44,138 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:04:44,138 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:04:44,140 INFO L168 Benchmark]: Toolchain (without parser) took 4549.32 ms. Allocated memory was 138.4 MB in the beginning and 261.6 MB in the end (delta: 123.2 MB). Free memory was 84.3 MB in the beginning and 143.5 MB in the end (delta: -59.2 MB). Peak memory consumption was 64.0 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:44,141 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 102.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 14:04:44,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 496.26 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 84.3 MB in the beginning and 179.7 MB in the end (delta: -95.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:44,143 INFO L168 Benchmark]: Boogie Preprocessor took 68.10 ms. Allocated memory is still 201.9 MB. Free memory was 179.7 MB in the beginning and 177.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:44,143 INFO L168 Benchmark]: RCFGBuilder took 451.56 ms. Allocated memory is still 201.9 MB. Free memory was 177.9 MB in the beginning and 159.2 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:44,144 INFO L168 Benchmark]: Sifa took 3529.70 ms. Allocated memory was 201.9 MB in the beginning and 261.6 MB in the end (delta: 59.8 MB). Free memory was 159.2 MB in the beginning and 143.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 75.4 MB. Max. memory is 7.1 GB. [2019-09-20 14:04:44,148 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 138.4 MB. Free memory is still 102.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 496.26 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 84.3 MB in the beginning and 179.7 MB in the end (delta: -95.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.10 ms. Allocated memory is still 201.9 MB. Free memory was 179.7 MB in the beginning and 177.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 451.56 ms. Allocated memory is still 201.9 MB. Free memory was 177.9 MB in the beginning and 159.2 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Sifa took 3529.70 ms. Allocated memory was 201.9 MB in the beginning and 261.6 MB in the end (delta: 59.8 MB). Free memory was 159.2 MB in the beginning and 143.5 MB in the end (delta: 15.6 MB). Peak memory consumption was 75.4 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]: 3489, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 157, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 83, TOOLS_POST_TIME[ms]: 57, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 501, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 69, TOOLS_QUANTIFIERELIM_APPLICATIONS: 202, TOOLS_QUANTIFIERELIM_TIME[ms]: 559, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 65, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 168, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME[ms]: 1592, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 1054, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 59, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 2246, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2245, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 47, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 46, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 464, DAG_COMPRESSION_RETAINED_NODES: 173 - UnprovableResult [Line: 5]: 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 316#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...