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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:24:51,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:24:51,488 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:24:51,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:24:51,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:24:51,509 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:24:51,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:24:51,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:24:51,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:24:51,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:24:51,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:24:51,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:24:51,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:24:51,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:24:51,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:24:51,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:24:51,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:24:51,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:24:51,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:24:51,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:24:51,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:24:51,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:24:51,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:24:51,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:24:51,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:24:51,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:24:51,556 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:24:51,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:24:51,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:24:51,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:24:51,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:24:51,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:24:51,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:24:51,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:24:51,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:24:51,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:24:51,570 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:24:51,570 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:24:51,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:24:51,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:24:51,574 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:24:51,576 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 22:24:51,592 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:24:51,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:24:51,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:24:51,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:24:51,594 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:24:51,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:24:51,595 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:24:51,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:24:51,595 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:24:51,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:24:51,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:24:51,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:24:51,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:24:51,596 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:24:51,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:24:51,597 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:24:51,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:24:51,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:24:51,597 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:24:51,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:24:51,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:24:51,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:24:51,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:24:51,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:24:51,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:24:51,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:24:51,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:24:51,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:24:51,600 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:24:51,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:24:51,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:24:51,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:24:51,648 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:24:51,649 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:24:51,649 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 22:24:51,705 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8ac07ba/b745ccbcc13b42bb9305f031097a76ee/FLAG3aca6e0c7 [2019-09-20 22:24:52,297 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:24:52,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 22:24:52,318 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8ac07ba/b745ccbcc13b42bb9305f031097a76ee/FLAG3aca6e0c7 [2019-09-20 22:24:52,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d8ac07ba/b745ccbcc13b42bb9305f031097a76ee [2019-09-20 22:24:52,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:24:52,537 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:24:52,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:52,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:24:52,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:24:52,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:52" (1/1) ... [2019-09-20 22:24:52,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f0668d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:52, skipping insertion in model container [2019-09-20 22:24:52,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:24:52" (1/1) ... [2019-09-20 22:24:52,553 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:24:52,637 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:24:53,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:53,198 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:24:53,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:24:53,442 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:24:53,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53 WrapperNode [2019-09-20 22:24:53,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:24:53,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:24:53,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:24:53,444 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:24:53,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,515 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (1/1) ... [2019-09-20 22:24:53,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:24:53,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:24:53,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:24:53,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:24:53,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:24:53" (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 22:24:53,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:24:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:24:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:24:53,644 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:24:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 22:24:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 22:24:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:24:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:24:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:24:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:24:55,242 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:24:55,244 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 22:24:55,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:55 BoogieIcfgContainer [2019-09-20 22:24:55,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:24:55,247 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:24:55,247 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:24:55,248 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:24:55,249 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:24:55" (1/1) ... [2019-09-20 22:24:55,250 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:24:55,274 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 22:24:55,275 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:24:55,285 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:24:55,293 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:24:55,294 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:24:55,385 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 3 for LOIs [2019-09-20 22:25:00,020 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:25:00,021 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:25:00,024 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 5437#(= main_~__VERIFIER_assert__cond~152 0) [2019-09-20 22:25:00,024 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 5861#(= main_~__VERIFIER_assert__cond~135 0) [2019-09-20 22:25:00,051 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:25:00,051 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:25:00,054 INFO L168 Benchmark]: Toolchain (without parser) took 7515.61 ms. Allocated memory was 133.7 MB in the beginning and 562.6 MB in the end (delta: 428.9 MB). Free memory was 89.1 MB in the beginning and 450.5 MB in the end (delta: -361.5 MB). Peak memory consumption was 67.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,055 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,056 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.02 ms. Allocated memory was 133.7 MB in the beginning and 207.1 MB in the end (delta: 73.4 MB). Free memory was 88.9 MB in the beginning and 176.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,057 INFO L168 Benchmark]: Boogie Preprocessor took 126.86 ms. Allocated memory is still 207.1 MB. Free memory was 176.7 MB in the beginning and 172.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,057 INFO L168 Benchmark]: RCFGBuilder took 1675.54 ms. Allocated memory was 207.1 MB in the beginning and 283.6 MB in the end (delta: 76.5 MB). Free memory was 172.2 MB in the beginning and 236.3 MB in the end (delta: -64.0 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,058 INFO L168 Benchmark]: Sifa took 4804.27 ms. Allocated memory was 283.6 MB in the beginning and 562.6 MB in the end (delta: 278.9 MB). Free memory was 236.3 MB in the beginning and 450.5 MB in the end (delta: -214.2 MB). Peak memory consumption was 64.7 MB. Max. memory is 7.1 GB. [2019-09-20 22:25:00,063 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 133.7 MB. Free memory was 108.1 MB in the beginning and 107.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 905.02 ms. Allocated memory was 133.7 MB in the beginning and 207.1 MB in the end (delta: 73.4 MB). Free memory was 88.9 MB in the beginning and 176.7 MB in the end (delta: -87.8 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.86 ms. Allocated memory is still 207.1 MB. Free memory was 176.7 MB in the beginning and 172.2 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1675.54 ms. Allocated memory was 207.1 MB in the beginning and 283.6 MB in the end (delta: 76.5 MB). Free memory was 172.2 MB in the beginning and 236.3 MB in the end (delta: -64.0 MB). Peak memory consumption was 114.3 MB. Max. memory is 7.1 GB. * Sifa took 4804.27 ms. Allocated memory was 283.6 MB in the beginning and 562.6 MB in the end (delta: 278.9 MB). Free memory was 236.3 MB in the beginning and 450.5 MB in the end (delta: -214.2 MB). Peak memory consumption was 64.7 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]: 4750, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 2542, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 2516, TOOLS_POST_TIME[ms]: 435, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 18, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 1, TOOLS_QUANTIFIERELIM_APPLICATIONS: 2519, TOOLS_QUANTIFIERELIM_TIME[ms]: 203, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 2566, FLUID_YES_ANSWERS: 2566, DOMAIN_JOIN_APPLICATIONS: 387, DOMAIN_JOIN_TIME[ms]: 1504, DOMAIN_ALPHA_APPLICATIONS: 2566, DOMAIN_ALPHA_TIME[ms]: 1519, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 301, DOMAIN_ISBOTTOM_TIME[ms]: 202, LOOP_SUMMARIZER_APPLICATIONS: 24, LOOP_SUMMARIZER_CACHE_MISSES: 24, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 172, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 170, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 28, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 33, REGEX_TO_DAG_TIME[ms]: 18, DAG_COMPRESSION_TIME[ms]: 765, DAG_COMPRESSION_PROCESSED_NODES: 44649, DAG_COMPRESSION_RETAINED_NODES: 14344 - UnprovableResult [Line: 2307]: 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 5437#(= main_~__VERIFIER_assert__cond~152 0). Possible FailurePath: - UnprovableResult [Line: 1998]: 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 5861#(= main_~__VERIFIER_assert__cond~135 0). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...