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 IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:09:23,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:09:23,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:09:23,648 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:09:23,649 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:09:23,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:09:23,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:09:23,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:09:23,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:09:23,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:09:23,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:09:23,674 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:09:23,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:09:23,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:09:23,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:09:23,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:09:23,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:09:23,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:09:23,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:09:23,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:09:23,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:09:23,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:09:23,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:09:23,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:09:23,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 14:09:23,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 14:09:23,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 14:09:23,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 14:09:23,708 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 14:09:23,709 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 14:09:23,709 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:09:23,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:09:23,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:09:23,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:09:23,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:09:23,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:09:23,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:09:23,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:09:23,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:09:23,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:09:23,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:09:23,716 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 [2019-09-06 14:09:23,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:09:23,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:09:23,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:09:23,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:09:23,733 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:09:23,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:09:23,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:09:23,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:09:23,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:09:23,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:09:23,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:09:23,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:09:23,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:09:23,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:09:23,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:09:23,735 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:09:23,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:09:23,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:09:23,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:09:23,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:09:23,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:09:23,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:09:23,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:09:23,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:09:23,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:09:23,737 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:09:23,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:09:23,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:09:23,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 14:09:23,769 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:09:23,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:09:23,787 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:09:23,789 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:09:23,790 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:09:23,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-06 14:09:23,885 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b63caff5/fbdee847152d4102bc5d6cc7c4079004/FLAG8dd04c176 [2019-09-06 14:09:24,479 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:09:24,481 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-06 14:09:24,502 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b63caff5/fbdee847152d4102bc5d6cc7c4079004/FLAG8dd04c176 [2019-09-06 14:09:24,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b63caff5/fbdee847152d4102bc5d6cc7c4079004 [2019-09-06 14:09:24,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:09:24,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:09:24,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:09:24,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:09:24,727 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:09:24,728 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:09:24" (1/1) ... [2019-09-06 14:09:24,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e0c27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:24, skipping insertion in model container [2019-09-06 14:09:24,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:09:24" (1/1) ... [2019-09-06 14:09:24,738 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:09:24,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:09:25,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:09:25,226 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:09:25,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:09:25,401 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:09:25,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25 WrapperNode [2019-09-06 14:09:25,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:09:25,403 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:09:25,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:09:25,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:09:25,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,434 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,453 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,472 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (1/1) ... [2019-09-06 14:09:25,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:09:25,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:09:25,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:09:25,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:09:25,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:09:25" (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 [2019-09-06 14:09:25,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:09:25,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:09:25,574 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:09:25,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:09:25,575 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:09:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:09:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:09:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:09:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:09:25,576 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:09:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:09:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 14:09:25,577 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:09:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:09:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:09:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:09:25,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:09:26,598 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:09:26,598 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:09:26,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:09:26 BoogieIcfgContainer [2019-09-06 14:09:26,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:09:26,603 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:09:26,603 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:09:26,604 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:09:26,606 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:09:26" (1/1) ... [2019-09-06 14:09:26,607 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 14:09:26,648 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 14:09:26,648 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:09:26,678 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:09:26,693 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:09:26,695 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:09:26,916 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 228 for LOIs [2019-09-06 14:09:54,140 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:09:54,141 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:09:54,143 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 33115#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode6~0) (<= 0 ~__return_13521~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= ~__return_13521~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 0) (<= ~__return_13521~0 0) (<= main_~main__c1~0 0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= 0 ~mode6~0) (<= 0 ~__return_13521~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0))) [2019-09-06 14:09:54,158 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:09:54,159 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:09:54,161 INFO L168 Benchmark]: Toolchain (without parser) took 29442.23 ms. Allocated memory was 141.0 MB in the beginning and 994.6 MB in the end (delta: 853.5 MB). Free memory was 88.2 MB in the beginning and 727.6 MB in the end (delta: -639.4 MB). Peak memory consumption was 214.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,162 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.21 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 88.0 MB in the beginning and 172.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,164 INFO L168 Benchmark]: Boogie Preprocessor took 77.35 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 169.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,165 INFO L168 Benchmark]: RCFGBuilder took 1121.75 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 96.5 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,166 INFO L168 Benchmark]: Sifa took 27555.73 ms. Allocated memory was 201.9 MB in the beginning and 994.6 MB in the end (delta: 792.7 MB). Free memory was 96.5 MB in the beginning and 727.6 MB in the end (delta: -631.1 MB). Peak memory consumption was 161.6 MB. Max. memory is 7.1 GB. [2019-09-06 14:09:54,170 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.21 ms. Allocated memory was 141.0 MB in the beginning and 201.9 MB in the end (delta: 60.8 MB). Free memory was 88.0 MB in the beginning and 172.2 MB in the end (delta: -84.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.35 ms. Allocated memory is still 201.9 MB. Free memory was 172.2 MB in the beginning and 169.0 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1121.75 ms. Allocated memory is still 201.9 MB. Free memory was 169.0 MB in the beginning and 96.5 MB in the end (delta: 72.5 MB). Peak memory consumption was 72.5 MB. Max. memory is 7.1 GB. * Sifa took 27555.73 ms. Allocated memory was 201.9 MB in the beginning and 994.6 MB in the end (delta: 792.7 MB). Free memory was 96.5 MB in the beginning and 727.6 MB in the end (delta: -631.1 MB). Peak memory consumption was 161.6 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]: 27495, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 23605, DAG_INTERPRETER_EARLY_EXITS: 653, TOOLS_POST_APPLICATIONS: 23450, TOOLS_POST_TIME[ms]: 7198, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 100, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 12, TOOLS_QUANTIFIERELIM_TIME[ms]: 4649, FLUID_QUERY_TIME[ms]: 299, FLUID_QUERIES: 23621, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 9652, DOMAIN_JOIN_TIME[ms]: 4551, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 37, DOMAIN_ISBOTTOM_APPLICATIONS: 8398, DOMAIN_ISBOTTOM_TIME[ms]: 11951, LOOP_SUMMARIZER_APPLICATIONS: 8, LOOP_SUMMARIZER_CACHE_MISSES: 8, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 9799, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 9796, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 57, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 36, REGEX_TO_DAG_TIME[ms]: 25, DAG_COMPRESSION_TIME[ms]: 2074, DAG_COMPRESSION_PROCESSED_NODES: 106854, DAG_COMPRESSION_RETAINED_NODES: 39098 - UnprovableResult [Line: 473]: 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 33115#(or (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 1) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode6~0) (<= 0 ~__return_13521~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= ~__return_13521~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0)) (and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= main_~check__tmp~1 0) (<= ~__return_13521~0 0) (<= main_~main__c1~0 0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= 0 ~mode6~0) (<= 0 ~__return_13521~0) (<= main_~__tmp_2~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...