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 -i ../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:07:11,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:07:11,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:07:11,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:07:11,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:07:11,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:07:11,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:07:11,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:07:11,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:07:11,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:07:11,135 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:07:11,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:07:11,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:07:11,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:07:11,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:07:11,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:07:11,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:07:11,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:07:11,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:07:11,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:07:11,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:07:11,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:07:11,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:07:11,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:07:11,151 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:07:11,152 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:07:11,152 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:07:11,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:07:11,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:07:11,154 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:07:11,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:07:11,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:07:11,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:07:11,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:07:11,158 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:07:11,158 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:07:11,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:07:11,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:07:11,159 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:07:11,160 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:07:11,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:07:11,161 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 [2019-08-14 20:07:11,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:07:11,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:07:11,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:07:11,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:07:11,177 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:07:11,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:07:11,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:07:11,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:07:11,178 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:07:11,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:07:11,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:07:11,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:07:11,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:07:11,179 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:07:11,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:07:11,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:07:11,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:07:11,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:07:11,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:07:11,180 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:07:11,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:07:11,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:07:11,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:07:11,181 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:07:11,181 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:07:11,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:07:11,182 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:07:11,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:07:11,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:07:11,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:07:11,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:07:11,232 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:07:11,233 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:07:11,233 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:07:11,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1072a.c [2019-08-14 20:07:11,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466e5fc9e/00b67b53d1f74226bd7c4c285b75cefd/FLAG875a90247 [2019-08-14 20:07:11,699 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:07:11,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1072a.c [2019-08-14 20:07:11,709 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466e5fc9e/00b67b53d1f74226bd7c4c285b75cefd/FLAG875a90247 [2019-08-14 20:07:12,088 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/466e5fc9e/00b67b53d1f74226bd7c4c285b75cefd [2019-08-14 20:07:12,100 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:07:12,102 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:07:12,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:12,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:07:12,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:07:12,111 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6023be96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12, skipping insertion in model container [2019-08-14 20:07:12,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,122 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:07:12,144 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:07:12,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:12,365 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:07:12,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:07:12,526 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:07:12,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12 WrapperNode [2019-08-14 20:07:12,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:07:12,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:07:12,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:07:12,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:07:12,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,569 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:12,579 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:07:12,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:07:12,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:07:12,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:07:12,581 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:07:12" (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 [2019-08-14 20:07:12,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:07:12,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:07:12,635 INFO L138 BoogieDeclarations]: Found implementation of procedure trunc_float [2019-08-14 20:07:12,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-14 20:07:12,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure trunc_float [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:07:12,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 20:07:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-14 20:07:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:07:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:07:12,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:07:12,969 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:07:12,969 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-14 20:07:12,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:07:12 BoogieIcfgContainer [2019-08-14 20:07:12,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:07:12,971 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:07:12,971 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:07:12,971 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:07:12,972 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:07:12" (1/1) ... [2019-08-14 20:07:13,340 WARN L188 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-14 20:07:13,486 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-14 20:07:14,698 WARN L188 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 135 [2019-08-14 20:07:15,451 WARN L188 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 132 [2019-08-14 20:07:15,748 WARN L188 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-14 20:07:16,021 WARN L188 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-08-14 20:07:16,280 WARN L188 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-08-14 20:07:17,100 WARN L188 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 138 [2019-08-14 20:07:17,850 WARN L188 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 135 [2019-08-14 20:07:18,203 WARN L188 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-08-14 20:07:18,591 WARN L188 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-14 20:07:18,834 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-08-14 20:07:19,383 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:07:19,385 INFO L168 Benchmark]: Toolchain (without parser) took 7283.19 ms. Allocated memory was 132.6 MB in the beginning and 317.7 MB in the end (delta: 185.1 MB). Free memory was 88.2 MB in the beginning and 76.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 199.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,386 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,386 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.45 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 88.0 MB in the beginning and 174.4 MB in the end (delta: -86.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,387 INFO L168 Benchmark]: Boogie Preprocessor took 51.33 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 172.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,388 INFO L168 Benchmark]: RCFGBuilder took 391.00 ms. Allocated memory is still 197.7 MB. Free memory was 172.2 MB in the beginning and 153.8 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,388 INFO L168 Benchmark]: Symbolic Interpretation took 6412.27 ms. Allocated memory was 197.7 MB in the beginning and 317.7 MB in the end (delta: 120.1 MB). Free memory was 153.8 MB in the beginning and 76.9 MB in the end (delta: 76.9 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:19,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 67]: 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 137#(exists ((v_prenex_27 Int) (v_prenex_26 Int)) (or (and (= 0 |#NULL.base|) (not (= 0 v_prenex_26)) (= 0 (select |#valid| v_prenex_26)) (< v_prenex_26 |#StackHeapBarrier|) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| v_prenex_26))) (and (= 0 |#NULL.base|) (= 4 (select |#length| v_prenex_27)) (= 0 (select |#valid| v_prenex_27)) (< v_prenex_27 |#StackHeapBarrier|) (= |#NULL.offset| 0) (not (= 0 v_prenex_27)) (= 0 (select |old(#valid)| 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 422.45 ms. Allocated memory was 132.6 MB in the beginning and 197.7 MB in the end (delta: 65.0 MB). Free memory was 88.0 MB in the beginning and 174.4 MB in the end (delta: -86.4 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.33 ms. Allocated memory is still 197.7 MB. Free memory was 174.4 MB in the beginning and 172.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 391.00 ms. Allocated memory is still 197.7 MB. Free memory was 172.2 MB in the beginning and 153.8 MB in the end (delta: 18.3 MB). Peak memory consumption was 18.3 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6412.27 ms. Allocated memory was 197.7 MB in the beginning and 317.7 MB in the end (delta: 120.1 MB). Free memory was 153.8 MB in the beginning and 76.9 MB in the end (delta: 76.9 MB). Peak memory consumption was 200.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...