java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ldv-regression/test19.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:08:43,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:08:43,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:08:43,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:08:43,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:08:43,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:08:43,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:08:43,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:08:43,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:08:43,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:08:43,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:08:43,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:08:43,948 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:08:43,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:08:43,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:08:43,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:08:43,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:08:43,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:08:43,955 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:08:43,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:08:43,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:08:43,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:08:43,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:08:43,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:08:43,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-20 14:08:43,976 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:08:43,977 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:08:43,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:08:43,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 14:08:44,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:08:44,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:08:44,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:08:44,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:08:44,008 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:08:44,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:08:44,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:08:44,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:08:44,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:08:44,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:08:44,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:08:44,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:08:44,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:08:44,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:08:44,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:08:44,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:08:44,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:08:44,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:08:44,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:08:44,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:08:44,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:08:44,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:08:44,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:08:44,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:08:44,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:08:44,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:08:44,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:08:44,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:08:44,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 14:08:44,055 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:08:44,072 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:08:44,077 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:08:44,079 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:08:44,080 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:08:44,080 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 14:08:44,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9abaf9b/b494d532cb25475b9334a1cd2e78170c/FLAG245431ebb [2019-09-20 14:08:44,630 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:08:44,631 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test19.c [2019-09-20 14:08:44,637 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9abaf9b/b494d532cb25475b9334a1cd2e78170c/FLAG245431ebb [2019-09-20 14:08:45,007 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b9abaf9b/b494d532cb25475b9334a1cd2e78170c [2019-09-20 14:08:45,022 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:08:45,023 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:08:45,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:08:45,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:08:45,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:08:45,029 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2653a9ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45, skipping insertion in model container [2019-09-20 14:08:45,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,040 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:08:45,058 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:08:45,227 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:08:45,240 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:08:45,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:08:45,275 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:08:45,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45 WrapperNode [2019-09-20 14:08:45,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:08:45,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:08:45,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:08:45,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:08:45,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:08:45,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:08:45,405 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:08:45,405 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:08:45,406 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:08:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:08:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:08:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:08:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assign [2019-09-20 14:08:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure assign [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 14:08:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:08:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:08:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 14:08:45,807 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:08:45,808 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 14:08:45,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:08:45 BoogieIcfgContainer [2019-09-20 14:08:45,809 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:08:45,810 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:08:45,810 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:08:45,810 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:08:45,811 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:08:45" (1/1) ... [2019-09-20 14:08:45,812 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 14:08:45,835 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:08:45,835 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:08:45,842 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:08:45,852 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:08:45,853 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:08:46,001 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-20 14:08:46,304 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:08:46,522 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 46 [2019-09-20 14:08:46,847 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-09-20 14:08:47,458 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:08:47,459 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:08:47,461 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 20#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))) [2019-09-20 14:08:47,477 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:08:47,478 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:08:47,480 INFO L168 Benchmark]: Toolchain (without parser) took 2456.23 ms. Allocated memory was 138.9 MB in the beginning and 221.2 MB in the end (delta: 82.3 MB). Free memory was 86.4 MB in the beginning and 106.8 MB in the end (delta: -20.4 MB). Peak memory consumption was 61.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,481 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,482 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.94 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 76.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,483 INFO L168 Benchmark]: Boogie Preprocessor took 127.29 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.3 MB in the beginning and 176.1 MB in the end (delta: -99.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,483 INFO L168 Benchmark]: RCFGBuilder took 404.67 ms. Allocated memory is still 198.7 MB. Free memory was 176.1 MB in the beginning and 158.5 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,484 INFO L168 Benchmark]: Sifa took 1668.34 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 106.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 74.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:08:47,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 251.94 ms. Allocated memory is still 138.9 MB. Free memory was 86.0 MB in the beginning and 76.3 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.29 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 76.3 MB in the beginning and 176.1 MB in the end (delta: -99.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 404.67 ms. Allocated memory is still 198.7 MB. Free memory was 176.1 MB in the beginning and 158.5 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 7.1 GB. * Sifa took 1668.34 ms. Allocated memory was 198.7 MB in the beginning and 221.2 MB in the end (delta: 22.5 MB). Free memory was 158.5 MB in the beginning and 106.8 MB in the end (delta: 51.6 MB). Peak memory consumption was 74.2 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]: 1629, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6, TOOLS_POST_TIME[ms]: 449, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 855, TOOLS_POST_RETURN_APPLICATIONS: 2, TOOLS_POST_RETURN_TIME[ms]: 106, TOOLS_QUANTIFIERELIM_APPLICATIONS: 11, TOOLS_QUANTIFIERELIM_TIME[ms]: 1389, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 834, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 9, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 3, DOMAIN_JOIN_TIME[ms]: 150, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 2, CALL_SUMMARIZER_CACHE_MISSES: 2, CALL_SUMMARIZER_OVERALL_TIME[ms]: 588, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 588, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 2, DAG_COMPRESSION_TIME[ms]: 10, DAG_COMPRESSION_PROCESSED_NODES: 34, DAG_COMPRESSION_RETAINED_NODES: 22 - UnprovableResult [Line: 22]: 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 20#(not (= (select (select |#memory_int| |main_~#b~0.base|) |main_~#b~0.offset|) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...