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/double_req_bl_1051.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:32:57,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:32:57,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:32:57,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:32:57,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:32:57,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:32:57,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:32:57,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:32:57,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:32:57,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:32:57,352 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:32:57,353 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:32:57,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:32:57,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:32:57,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:32:57,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:32:57,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:32:57,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:32:57,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:32:57,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:32:57,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:32:57,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:32:57,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:32:57,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:32:57,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:32:57,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:32:57,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:32:57,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:32:57,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:32:57,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:32:57,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:32:57,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:32:57,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:32:57,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:32:57,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:32:57,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:32:57,376 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:32:57,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:32:57,377 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:32:57,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:32:57,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:32:57,379 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 01:32:57,393 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:32:57,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:32:57,395 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:32:57,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:32:57,395 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:32:57,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:32:57,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:32:57,397 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:32:57,397 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:32:57,397 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:32:57,397 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:32:57,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:32:57,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:32:57,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:32:57,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:32:57,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:32:57,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:32:57,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:32:57,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:32:57,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:32:57,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:32:57,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:32:57,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:32:57,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:32:57,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:32:57,442 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:32:57,445 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:32:57,447 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:32:57,448 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:32:57,448 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1051.c [2019-08-10 01:32:57,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded807870/f9b3b433958545f2b57f17a1d48ed817/FLAGb75f2dc18 [2019-08-10 01:32:57,964 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:32:57,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1051.c [2019-08-10 01:32:57,974 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded807870/f9b3b433958545f2b57f17a1d48ed817/FLAGb75f2dc18 [2019-08-10 01:32:58,368 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ded807870/f9b3b433958545f2b57f17a1d48ed817 [2019-08-10 01:32:58,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:32:58,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:32:58,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:32:58,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:32:58,383 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:32:58,384 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,386 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7207c3a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58, skipping insertion in model container [2019-08-10 01:32:58,386 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,394 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:32:58,414 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:32:58,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:32:58,642 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:32:58,791 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:32:58,828 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:32:58,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58 WrapperNode [2019-08-10 01:32:58,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:32:58,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:32:58,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:32:58,831 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:32:58,849 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (1/1) ... [2019-08-10 01:32:58,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:32:58,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:32:58,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:32:58,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:32:58,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:32:58" (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 01:32:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:32:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:32:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure floor_double [2019-08-10 01:32:58,980 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_double [2019-08-10 01:32:58,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:32:58,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:32:58,981 INFO L130 BoogieDeclarations]: Found specification of procedure floor_double [2019-08-10 01:32:58,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:32:58,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:32:58,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:32:58,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:32:58,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:32:58,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:32:58,983 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_double [2019-08-10 01:32:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:32:58,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:32:58,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:32:59,432 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:32:59,433 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-08-10 01:32:59,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:32:59 BoogieIcfgContainer [2019-08-10 01:32:59,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:32:59,434 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:32:59,434 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:32:59,435 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:32:59,435 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:32:59" (1/1) ... [2019-08-10 01:33:00,282 WARN L188 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:33:00,638 WARN L188 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:33:00,904 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:33:01,143 WARN L188 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:33:01,370 WARN L188 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:33:01,571 WARN L188 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:33:01,923 WARN L188 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:33:02,194 WARN L188 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:33:02,398 WARN L188 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:33:02,651 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:33:02,846 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:33:03,040 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:33:03,259 WARN L188 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-10 01:33:03,399 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-10 01:33:03,694 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-08-10 01:33:03,841 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:33:04,220 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:04,399 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:04,453 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:04,463 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:05,415 WARN L188 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 131 [2019-08-10 01:33:06,454 WARN L188 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 128 [2019-08-10 01:33:06,880 WARN L188 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-08-10 01:33:07,335 WARN L188 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-08-10 01:33:07,688 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-08-10 01:33:07,959 WARN L188 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-08-10 01:33:08,598 WARN L188 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 121 [2019-08-10 01:33:08,879 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,030 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,101 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,123 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,209 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,547 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,568 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:09,643 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:33:12,506 WARN L188 SmtUtils]: Spent 2.86 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-08-10 01:33:15,889 WARN L188 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 321 DAG size of output: 273 [2019-08-10 01:33:49,840 WARN L188 SmtUtils]: Spent 33.73 s on a formula simplification that was a NOOP. DAG size: 324 [2019-08-10 01:34:21,145 WARN L188 SmtUtils]: Spent 29.95 s on a formula simplification that was a NOOP. DAG size: 318 [2019-08-10 01:34:48,161 WARN L188 SmtUtils]: Spent 25.76 s on a formula simplification that was a NOOP. DAG size: 313 [2019-08-10 01:34:49,464 WARN L188 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 272 [2019-08-10 01:34:52,193 WARN L188 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 338 DAG size of output: 302 [2019-08-10 01:34:52,497 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:34:52,504 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:34:52,505 INFO L168 Benchmark]: Toolchain (without parser) took 114127.18 ms. Allocated memory was 137.4 MB in the beginning and 444.6 MB in the end (delta: 307.2 MB). Free memory was 85.0 MB in the beginning and 340.0 MB in the end (delta: -255.0 MB). Peak memory consumption was 318.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,506 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 450.85 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 173.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,506 INFO L168 Benchmark]: Boogie Preprocessor took 79.21 ms. Allocated memory is still 197.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,507 INFO L168 Benchmark]: RCFGBuilder took 524.07 ms. Allocated memory is still 197.7 MB. Free memory was 171.9 MB in the beginning and 150.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,508 INFO L168 Benchmark]: Symbolic Interpretation took 113069.79 ms. Allocated memory was 197.7 MB in the beginning and 444.6 MB in the end (delta: 246.9 MB). Free memory was 150.9 MB in the beginning and 340.0 MB in the end (delta: -189.1 MB). Peak memory consumption was 323.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:52,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 93]: 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 197#(and (= 0 |#NULL.base|) (= ~huge_floor~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (= |#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 0.23 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 450.85 ms. Allocated memory was 137.4 MB in the beginning and 197.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 173.8 MB in the end (delta: -89.3 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.21 ms. Allocated memory is still 197.7 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 524.07 ms. Allocated memory is still 197.7 MB. Free memory was 171.9 MB in the beginning and 150.9 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 113069.79 ms. Allocated memory was 197.7 MB in the beginning and 444.6 MB in the end (delta: 246.9 MB). Free memory was 150.9 MB in the beginning and 340.0 MB in the end (delta: -189.1 MB). Peak memory consumption was 323.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...