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-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:54:21,692 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:54:21,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:54:21,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:54:21,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:54:21,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:54:21,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:54:21,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:54:21,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:54:21,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:54:21,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:54:21,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:54:21,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:54:21,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:54:21,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:54:21,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:54:21,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:54:21,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:54:21,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:54:21,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:54:21,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:54:21,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:54:21,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:54:21,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:54:21,730 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:54:21,730 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:54:21,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:54:21,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:54:21,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:54:21,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:54:21,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:54:21,733 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:54:21,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:54:21,735 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:54:21,736 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:54:21,736 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:54:21,737 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:54:21,737 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:54:21,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:54:21,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:54:21,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:54:21,739 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 13:54:21,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:54:21,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:54:21,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:54:21,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:54:21,755 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:54:21,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:54:21,756 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:54:21,756 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:54:21,756 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:54:21,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:54:21,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:54:21,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:54:21,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:54:21,757 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:54:21,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:54:21,758 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:54:21,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:54:21,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:54:21,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:54:21,759 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:54:21,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:54:21,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:54:21,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:54:21,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:54:21,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:54:21,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:54:21,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:54:21,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:54:21,761 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 13:54:21,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:54:21,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:54:21,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:54:21,842 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:54:21,843 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:54:21,844 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-06 13:54:21,924 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020cbe606/d0d50c2610f145c7b35ce363cb0c82e1/FLAGc82a516e7 [2019-09-06 13:54:22,407 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:54:22,408 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-06 13:54:22,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020cbe606/d0d50c2610f145c7b35ce363cb0c82e1/FLAGc82a516e7 [2019-09-06 13:54:22,736 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/020cbe606/d0d50c2610f145c7b35ce363cb0c82e1 [2019-09-06 13:54:22,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:54:22,748 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:54:22,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:54:22,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:54:22,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:54:22,755 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:54:22" (1/1) ... [2019-09-06 13:54:22,757 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0320eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:22, skipping insertion in model container [2019-09-06 13:54:22,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:54:22" (1/1) ... [2019-09-06 13:54:22,765 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:54:22,817 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:54:23,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:54:23,265 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:54:23,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:54:23,379 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:54:23,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23 WrapperNode [2019-09-06 13:54:23,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:54:23,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:54:23,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:54:23,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:54:23,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,450 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (1/1) ... [2019-09-06 13:54:23,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:54:23,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:54:23,480 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:54:23,480 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:54:23,481 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:54:23" (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 13:54:23,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:54:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:54:23,535 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:54:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:54:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:54:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:54:23,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:54:23,536 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:54:23,537 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:54:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:54:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:54:23,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:54:24,381 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:54:24,382 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:54:24,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:54:24 BoogieIcfgContainer [2019-09-06 13:54:24,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:54:24,384 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:54:24,384 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:54:24,384 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:54:24,385 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:54:24" (1/1) ... [2019-09-06 13:54:24,386 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 13:54:24,409 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:54:24,409 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:54:24,419 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:54:24,428 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:54:24,430 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:54:24,604 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 253 for LOIs [2019-09-06 13:55:10,401 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:55:10,402 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:55:10,404 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 84844#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= ~__return_182813~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 ~__return_182813~0) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode6~0) (<= main_~__tmp_1~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_1~0)) [2019-09-06 13:55:10,422 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:55:10,422 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:55:10,425 INFO L168 Benchmark]: Toolchain (without parser) took 47675.68 ms. Allocated memory was 140.5 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 87.1 MB in the beginning and 59.7 MB in the end (delta: 27.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,426 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,427 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.91 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 172.4 MB in the end (delta: -85.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,428 INFO L168 Benchmark]: Boogie Preprocessor took 99.61 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 169.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,429 INFO L168 Benchmark]: RCFGBuilder took 903.25 ms. Allocated memory is still 200.8 MB. Free memory was 169.6 MB in the beginning and 107.6 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,430 INFO L168 Benchmark]: Sifa took 46038.92 ms. Allocated memory was 200.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 107.6 MB in the beginning and 59.7 MB in the end (delta: 47.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-09-06 13:55:10,434 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.91 ms. Allocated memory was 140.5 MB in the beginning and 200.8 MB in the end (delta: 60.3 MB). Free memory was 86.9 MB in the beginning and 172.4 MB in the end (delta: -85.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.61 ms. Allocated memory is still 200.8 MB. Free memory was 172.4 MB in the beginning and 169.6 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 903.25 ms. Allocated memory is still 200.8 MB. Free memory was 169.6 MB in the beginning and 107.6 MB in the end (delta: 62.0 MB). Peak memory consumption was 62.0 MB. Max. memory is 7.1 GB. * Sifa took 46038.92 ms. Allocated memory was 200.8 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 107.6 MB in the beginning and 59.7 MB in the end (delta: 47.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 45996, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 57696, DAG_INTERPRETER_EARLY_EXITS: 133, TOOLS_POST_APPLICATIONS: 57693, TOOLS_POST_TIME[ms]: 10368, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 75, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 10, TOOLS_QUANTIFIERELIM_TIME[ms]: 6302, FLUID_QUERY_TIME[ms]: 413, FLUID_QUERIES: 57699, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 27144, DOMAIN_JOIN_TIME[ms]: 8266, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 16756, DOMAIN_ISBOTTOM_TIME[ms]: 20721, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25489, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25487, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 46, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 25, REGEX_TO_DAG_TIME[ms]: 82, DAG_COMPRESSION_TIME[ms]: 3841, DAG_COMPRESSION_PROCESSED_NODES: 263256, DAG_COMPRESSION_RETAINED_NODES: 87601 - UnprovableResult [Line: 356]: 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 84844#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= ~__return_182813~0 1) (<= main_~check__tmp~0 1) (<= 0 ~mode1~0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= 0 ~__return_182813~0) (<= 0 main_~assert__arg~0) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode6~0) (<= main_~__tmp_1~0 1) (<= ~mode6~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_1~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...