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_1130a.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:55:31,204 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:55:31,206 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:55:31,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:55:31,219 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:55:31,220 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:55:31,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:55:31,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:55:31,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:55:31,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:55:31,227 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:55:31,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:55:31,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:55:31,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:55:31,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:55:31,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:55:31,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:55:31,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:55:31,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:55:31,237 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:55:31,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:55:31,240 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:55:31,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:55:31,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:55:31,244 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:55:31,244 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:55:31,245 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:55:31,246 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:55:31,246 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:55:31,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:55:31,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:55:31,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:55:31,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:55:31,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:55:31,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:55:31,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:55:31,252 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:55:31,252 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:55:31,252 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:55:31,253 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:55:31,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:55:31,255 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 [2019-08-10 01:55:31,269 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:55:31,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:55:31,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:55:31,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:55:31,271 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:55:31,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:55:31,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:55:31,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:55:31,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:55:31,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:55:31,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:55:31,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:55:31,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:55:31,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:55:31,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:55:31,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:55:31,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:55:31,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:55:31,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:55:31,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:55:31,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:55:31,275 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:55:31,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:55:31,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:55:31,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:55:31,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:55:31,276 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:55:31,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:55:31,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:55:31,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:55:31,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:55:31,320 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:55:31,322 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:55:31,323 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:55:31,323 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_1130a.c [2019-08-10 01:55:31,388 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccef8261a/52179632bd7d4d969db634c4a6631bcd/FLAGa198630a9 [2019-08-10 01:55:31,860 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:55:31,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_1130a.c [2019-08-10 01:55:31,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccef8261a/52179632bd7d4d969db634c4a6631bcd/FLAGa198630a9 [2019-08-10 01:55:32,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccef8261a/52179632bd7d4d969db634c4a6631bcd [2019-08-10 01:55:32,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:55:32,238 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:55:32,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:32,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:55:32,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:55:32,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd13e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32, skipping insertion in model container [2019-08-10 01:55:32,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,255 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:55:32,278 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:55:32,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:32,526 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:55:32,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:55:32,700 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:55:32,701 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32 WrapperNode [2019-08-10 01:55:32,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:55:32,702 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:55:32,702 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:55:32,702 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:55:32,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,727 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (1/1) ... [2019-08-10 01:55:32,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:55:32,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:55:32,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:55:32,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:55:32,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:55:32" (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 [2019-08-10 01:55:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:55:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:55:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure fmod_float [2019-08-10 01:55:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __signbit_float [2019-08-10 01:55:32,811 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure fmod_float [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:55:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure __signbit_float [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:55:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:55:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2019-08-10 01:55:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:55:33,342 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:55:33,342 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-10 01:55:33,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:33 BoogieIcfgContainer [2019-08-10 01:55:33,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:55:33,345 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:55:33,345 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:55:33,346 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:55:33,347 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:55:33" (1/1) ... [2019-08-10 01:55:33,938 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-08-10 01:55:34,075 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:55:34,215 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-08-10 01:55:34,575 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-08-10 01:55:34,711 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:55:35,806 WARN L188 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-08-10 01:55:36,635 WARN L188 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2019-08-10 01:55:36,994 WARN L188 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:37,294 WARN L188 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:37,588 WARN L188 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:38,374 WARN L188 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 89 [2019-08-10 01:55:39,159 WARN L188 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2019-08-10 01:55:39,549 WARN L188 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:39,869 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-08-10 01:55:40,147 WARN L188 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:55:44,581 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:55:44,592 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:55:44,595 INFO L168 Benchmark]: Toolchain (without parser) took 12356.10 ms. Allocated memory was 138.9 MB in the beginning and 366.0 MB in the end (delta: 227.0 MB). Free memory was 86.4 MB in the beginning and 176.4 MB in the end (delta: -90.0 MB). Peak memory consumption was 233.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:44,595 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-10 01:55:44,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 461.89 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 86.4 MB in the beginning and 172.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:44,600 INFO L168 Benchmark]: Boogie Preprocessor took 56.63 ms. Allocated memory is still 198.2 MB. Free memory was 172.8 MB in the beginning and 171.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:44,600 INFO L168 Benchmark]: RCFGBuilder took 586.21 ms. Allocated memory is still 198.2 MB. Free memory was 171.0 MB in the beginning and 144.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:44,601 INFO L168 Benchmark]: Symbolic Interpretation took 11247.28 ms. Allocated memory was 198.2 MB in the beginning and 366.0 MB in the end (delta: 167.8 MB). Free memory was 144.0 MB in the beginning and 176.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 232.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:55:44,604 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 135]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 1358#(or (exists ((|v___signbit_float_~#gf_u~2.base_3| Int)) (and (= 0 |~#Zero_fmod~0.offset|) (= 8 (select |old(#length)| |~#Zero_fmod~0.base|)) (= 0 |#NULL.base|) (not (= 0 |v___signbit_float_~#gf_u~2.base_3|)) (= 1 (select |old(#valid)| |~#Zero_fmod~0.base|)) (< |~#Zero_fmod~0.base| |#StackHeapBarrier|) (= (select (select |old(#memory_real)| |~#Zero_fmod~0.base|) |~#Zero_fmod~0.offset|) 0.0) (= 0 (select |old(#valid)| 0)) (= 4 (select |#length| |v___signbit_float_~#gf_u~2.base_3|)) (= main_~x~0 0.0) (= 1.0 ~one_fmod~0) (= 0 (select |#valid| |v___signbit_float_~#gf_u~2.base_3|)) (= |#NULL.offset| 0) (< |v___signbit_float_~#gf_u~2.base_3| |#StackHeapBarrier|))) (and (= 0 |~#Zero_fmod~0.offset|) (= 8 (select |old(#length)| |~#Zero_fmod~0.base|)) (= 0 |#NULL.base|) (= main_~x~0 0.0) (= 1 (select |old(#valid)| |~#Zero_fmod~0.base|)) (< |~#Zero_fmod~0.base| |#StackHeapBarrier|) (= (select (select |old(#memory_real)| |~#Zero_fmod~0.base|) |~#Zero_fmod~0.offset|) 0.0) (= 1.0 ~one_fmod~0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory is still 104.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 461.89 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 86.4 MB in the beginning and 172.8 MB in the end (delta: -86.5 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.63 ms. Allocated memory is still 198.2 MB. Free memory was 172.8 MB in the beginning and 171.0 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 586.21 ms. Allocated memory is still 198.2 MB. Free memory was 171.0 MB in the beginning and 144.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 11247.28 ms. Allocated memory was 198.2 MB in the beginning and 366.0 MB in the end (delta: 167.8 MB). Free memory was 144.0 MB in the beginning and 176.4 MB in the end (delta: -32.4 MB). Peak memory consumption was 232.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...