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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:54:21,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:54:21,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:54:21,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:54:21,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:54:21,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:54:21,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:54:21,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:54:21,469 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:54:21,470 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:54:21,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:54:21,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:54:21,472 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:54:21,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:54:21,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:54:21,475 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:54:21,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:54:21,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:54:21,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:54:21,481 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:54:21,484 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:54:21,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:54:21,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:54:21,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:54:21,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-21 09:54:21,501 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:54:21,502 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:54:21,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:54:21,504 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 [2019-09-21 09:54:21,518 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:54:21,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:54:21,519 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:54:21,519 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:54:21,520 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:54:21,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:54:21,520 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:54:21,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:54:21,520 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:54:21,521 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:54:21,521 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:54:21,521 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:54:21,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:54:21,521 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:54:21,522 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:54:21,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:54:21,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:54:21,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:54:21,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:54:21,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:54:21,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:54:21,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:54:21,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:54:21,524 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:54:21,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:54:21,524 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:54:21,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:54:21,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:54:21,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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_QUICK [2019-09-21 09:54:21,559 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:54:21,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:54:21,579 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:54:21,581 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:54:21,581 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:54:21,582 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i [2019-09-21 09:54:21,652 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678a1260c/3e379ba103b743efb9353f2678939dfb/FLAG55dd4d16b [2019-09-21 09:54:22,090 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:54:22,092 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/volatile_alias.c_1.i [2019-09-21 09:54:22,098 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678a1260c/3e379ba103b743efb9353f2678939dfb/FLAG55dd4d16b [2019-09-21 09:54:22,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/678a1260c/3e379ba103b743efb9353f2678939dfb [2019-09-21 09:54:22,525 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:54:22,527 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:54:22,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:22,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:54:22,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:54:22,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,536 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@709a20b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22, skipping insertion in model container [2019-09-21 09:54:22,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,547 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:54:22,562 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:54:22,713 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:22,725 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:54:22,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:54:22,757 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:54:22,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22 WrapperNode [2019-09-21 09:54:22,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:54:22,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:54:22,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:54:22,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:54:22,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,867 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,868 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (1/1) ... [2019-09-21 09:54:22,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:54:22,877 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:54:22,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:54:22,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:54:22,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:54:22" (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 [2019-09-21 09:54:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:54:22,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:54:22,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:54:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:54:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:54:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:54:22,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:54:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:54:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:54:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:54:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:54:22,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:54:23,130 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:54:23,131 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:54:23,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:23 BoogieIcfgContainer [2019-09-21 09:54:23,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:54:23,133 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:54:23,133 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:54:23,133 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:54:23,134 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:54:23" (1/1) ... [2019-09-21 09:54:23,134 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:54:23,157 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:54:23,158 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:54:23,165 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:54:23,173 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:54:23,174 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:54:23,388 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-21 09:54:23,481 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:54:23,482 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:54:23,484 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#(and (< |main_~#a~0.base| |#StackHeapBarrier|) (= main_~p~0.base |main_~#a~0.base|) (= 0 |#NULL.base|) (= |#length| (store |old(#length)| |main_~#a~0.base| 4)) (<= |#NULL.base| 0) (<= 0 |main_~#a~0.offset|) (<= 0 |#NULL.base|) (<= |main_~#a~0.offset| 0) (not (= 0 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset))) (not (= 0 |main_~#a~0.base|)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#valid| (store |old(#valid)| |main_~#a~0.base| 1)) (<= 0 main_~p~0.offset) (= |main_~#a~0.offset| main_~p~0.offset) (= |#memory_int| (store |old(#memory_int)| |main_~#a~0.base| (store (select |old(#memory_int)| |main_~#a~0.base|) |main_~#a~0.offset| (+ (select (select |old(#memory_int)| |main_~#a~0.base|) |main_~#a~0.offset|) (- 4))))) (= (select (select |old(#memory_int)| |main_~#a~0.base|) |main_~#a~0.offset|) 4) (<= main_~p~0.offset 0) (= |#NULL.offset| 0) (= |main_~#a~0.offset| 0)) [2019-09-21 09:54:23,495 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-21 09:54:23,496 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:54:23,498 INFO L168 Benchmark]: Toolchain (without parser) took 970.53 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 87.8 MB in the beginning and 150.4 MB in the end (delta: -62.6 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,500 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 135.8 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.17 ms. Allocated memory is still 135.8 MB. Free memory was 87.6 MB in the beginning and 78.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,502 INFO L168 Benchmark]: Boogie Preprocessor took 118.73 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 78.1 MB in the beginning and 177.7 MB in the end (delta: -99.6 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,504 INFO L168 Benchmark]: RCFGBuilder took 255.16 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 164.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,505 INFO L168 Benchmark]: Sifa took 363.46 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 150.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 MB. Max. memory is 7.1 GB. [2019-09-21 09:54:23,511 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 135.8 MB. Free memory was 105.9 MB in the beginning and 105.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 228.17 ms. Allocated memory is still 135.8 MB. Free memory was 87.6 MB in the beginning and 78.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.73 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 78.1 MB in the beginning and 177.7 MB in the end (delta: -99.6 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 255.16 ms. Allocated memory is still 199.8 MB. Free memory was 177.7 MB in the beginning and 164.3 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 7.1 GB. * Sifa took 363.46 ms. Allocated memory is still 199.8 MB. Free memory was 164.3 MB in the beginning and 150.4 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.8 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]: 327, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 6, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 140, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 7, TOOLS_QUANTIFIERELIM_TIME[ms]: 150, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 125, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 6, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 105, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, 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: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 162, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 162, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 11, DAG_COMPRESSION_PROCESSED_NODES: 27, DAG_COMPRESSION_RETAINED_NODES: 18 - PositiveResult [Line: 23]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...