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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-crafted/zero_sum5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:17:46,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:46,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:46,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:46,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:46,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:46,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:46,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:46,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:46,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:46,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:46,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:46,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:46,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:46,413 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:46,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:46,416 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:46,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:46,421 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:46,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:46,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:46,433 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:46,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:46,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:46,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:46,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:46,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:46,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:46,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:46,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:46,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:46,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:46,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:46,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:46,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:46,447 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:46,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:46,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:46,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:46,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:46,450 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:46,451 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 23:17:46,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:46,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:46,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:46,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:46,474 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:46,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:46,475 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:46,475 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:46,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:46,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:46,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:46,476 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:46,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:46,477 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:46,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:46,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:46,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:46,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:46,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:46,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:46,478 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:46,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:46,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:46,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:46,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:46,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:46,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:46,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:46,480 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:46,518 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:46,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:46,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:46,536 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:46,537 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:46,537 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum5.c [2019-09-20 23:17:46,597 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7081fe0/71281b2a7d5c41b0b2a1f112da464e58/FLAG7db76377c [2019-09-20 23:17:47,032 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:17:47,035 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum5.c [2019-09-20 23:17:47,044 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7081fe0/71281b2a7d5c41b0b2a1f112da464e58/FLAG7db76377c [2019-09-20 23:17:47,427 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf7081fe0/71281b2a7d5c41b0b2a1f112da464e58 [2019-09-20 23:17:47,436 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:17:47,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:17:47,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:47,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:17:47,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:17:47,442 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f6b6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47, skipping insertion in model container [2019-09-20 23:17:47,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:17:47,470 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:17:47,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:47,687 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:17:47,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:47,826 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:17:47,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47 WrapperNode [2019-09-20 23:17:47,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:47,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:17:47,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:17:47,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:17:47,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (1/1) ... [2019-09-20 23:17:47,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:17:47,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:17:47,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:17:47,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:17:47,870 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:47" (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 23:17:47,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:17:47,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:17:47,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:17:47,924 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:17:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:17:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 23:17:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:17:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2019-09-20 23:17:47,925 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:17:47,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:17:48,495 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:17:48,495 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-20 23:17:48,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:48 BoogieIcfgContainer [2019-09-20 23:17:48,497 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:17:48,498 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:17:48,498 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:17:48,498 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:17:48,499 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:48" (1/1) ... [2019-09-20 23:17:48,500 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 23:17:48,523 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:17:48,524 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:17:48,531 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:17:48,540 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:17:48,542 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:17:48,689 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-20 23:17:48,878 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 61 [2019-09-20 23:17:50,611 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 23:17:51,855 INFO L199 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 6 for LOIs [2019-09-20 23:17:51,872 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 23:17:51,873 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 23:17:51,875 INFO L193 IcfgInterpreter]: Reachable states at location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 208#(and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-09-20 23:17:51,889 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 23:17:51,889 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 23:17:51,891 INFO L168 Benchmark]: Toolchain (without parser) took 4453.73 ms. Allocated memory was 133.2 MB in the beginning and 260.6 MB in the end (delta: 127.4 MB). Free memory was 86.9 MB in the beginning and 223.2 MB in the end (delta: -136.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 23:17:51,892 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 23:17:51,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 389.21 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 174.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:51,894 INFO L168 Benchmark]: Boogie Preprocessor took 41.18 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 172.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:51,894 INFO L168 Benchmark]: RCFGBuilder took 628.33 ms. Allocated memory is still 199.2 MB. Free memory was 172.9 MB in the beginning and 138.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. [2019-09-20 23:17:51,895 INFO L168 Benchmark]: Sifa took 3391.48 ms. Allocated memory was 199.2 MB in the beginning and 260.6 MB in the end (delta: 61.3 MB). Free memory was 138.5 MB in the beginning and 223.2 MB in the end (delta: -84.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 23:17:51,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 133.2 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 389.21 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 86.7 MB in the beginning and 174.7 MB in the end (delta: -88.0 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.18 ms. Allocated memory is still 199.2 MB. Free memory was 174.7 MB in the beginning and 172.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 628.33 ms. Allocated memory is still 199.2 MB. Free memory was 172.9 MB in the beginning and 138.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 7.1 GB. * Sifa took 3391.48 ms. Allocated memory was 199.2 MB in the beginning and 260.6 MB in the end (delta: 61.3 MB). Free memory was 138.5 MB in the beginning and 223.2 MB in the end (delta: -84.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 3351, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 65, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 51, TOOLS_POST_TIME[ms]: 187, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 55, TOOLS_QUANTIFIERELIM_TIME[ms]: 175, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 68, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 99, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 36, DOMAIN_JOIN_TIME[ms]: 622, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 23, DOMAIN_WIDEN_TIME[ms]: 2407, DOMAIN_ISSUBSETEQ_APPLICATIONS: 34, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3143, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3142, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 34, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 102, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 101, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 17, DAG_COMPRESSION_PROCESSED_NODES: 118, DAG_COMPRESSION_RETAINED_NODES: 61 - UnprovableResult [Line: 3]: 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 208#(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...