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_0970b.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:06:44,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:06:44,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:06:44,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:06:44,436 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:06:44,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:06:44,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:06:44,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:06:44,442 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:06:44,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:06:44,444 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:06:44,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:06:44,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:06:44,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:06:44,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:06:44,448 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:06:44,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:06:44,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:06:44,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:06:44,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:06:44,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:06:44,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:06:44,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:06:44,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:06:44,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:06:44,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:06:44,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:06:44,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:06:44,466 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:06:44,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:06:44,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:06:44,471 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:06:44,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:06:44,473 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:06:44,474 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:06:44,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:06:44,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:06:44,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:06:44,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:06:44,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:06:44,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:06:44,481 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 20:06:44,510 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:06:44,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:06:44,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:06:44,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:06:44,513 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:06:44,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:06:44,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:06:44,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:06:44,514 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:06:44,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:06:44,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:06:44,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:06:44,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:06:44,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:06:44,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:06:44,517 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:06:44,517 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:06:44,517 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:06:44,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:06:44,518 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:06:44,518 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:06:44,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:06:44,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:06:44,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:06:44,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:06:44,519 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:06:44,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:06:44,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:06:44,520 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:06:44,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:06:44,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:06:44,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:06:44,599 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:06:44,600 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:06:44,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0970b.c [2019-08-14 20:06:44,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf5cc3d/3360e11e4e0249ecb49114a4b6c54e95/FLAGcb253b486 [2019-08-14 20:06:45,127 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:06:45,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0970b.c [2019-08-14 20:06:45,135 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf5cc3d/3360e11e4e0249ecb49114a4b6c54e95/FLAGcb253b486 [2019-08-14 20:06:45,505 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fecf5cc3d/3360e11e4e0249ecb49114a4b6c54e95 [2019-08-14 20:06:45,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:06:45,515 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:06:45,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:45,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:06:45,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:06:45,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:45" (1/1) ... [2019-08-14 20:06:45,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f9b1f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:45, skipping insertion in model container [2019-08-14 20:06:45,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:45" (1/1) ... [2019-08-14 20:06:45,532 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:06:45,557 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:06:45,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:45,941 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:06:46,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:46,026 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:06:46,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46 WrapperNode [2019-08-14 20:06:46,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:46,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:06:46,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:06:46,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:06:46,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:46,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:06:46,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:06:46,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:06:46,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:06:46,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:46" (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 20:06:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:06:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:06:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-14 20:06:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2019-08-14 20:06:46,134 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-14 20:06:46,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:06:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:06:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-14 20:06:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-14 20:06:46,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 20:06:46,136 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2019-08-14 20:06:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-14 20:06:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:06:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:06:46,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:06:46,651 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:06:46,652 INFO L283 CfgBuilder]: Removed 12 assume(true) statements. [2019-08-14 20:06:46,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:46 BoogieIcfgContainer [2019-08-14 20:06:46,653 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:06:46,653 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:06:46,654 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:06:46,654 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:06:46,655 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:46" (1/1) ... [2019-08-14 20:06:47,128 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-14 20:06:48,475 WARN L188 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-14 20:06:48,800 WARN L188 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-14 20:06:48,979 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:06:49,133 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-14 20:06:49,378 WARN L188 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-14 20:06:49,745 WARN L188 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-14 20:06:50,037 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-14 20:06:50,178 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:06:50,479 WARN L188 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-14 20:06:51,455 WARN L188 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:51,778 WARN L188 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:51,911 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:52,737 WARN L188 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:53,336 WARN L188 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:53,471 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:53,598 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:53,736 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:53,872 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:54,491 WARN L188 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:54,757 WARN L188 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:55,531 WARN L188 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:56,056 WARN L188 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:56,205 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-14 20:06:56,328 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:56,481 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:56,584 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:57,129 WARN L188 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:57,446 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:58,230 WARN L188 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:58,709 WARN L188 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:58,843 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:58,982 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:59,138 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:59,284 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:59,862 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:07:00,160 WARN L188 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:07:00,290 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:07:00,939 WARN L188 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:07:01,520 WARN L188 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:07:01,652 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:07:01,776 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:07:01,938 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:07:02,060 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:07:02,367 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:07:02,369 INFO L168 Benchmark]: Toolchain (without parser) took 16853.43 ms. Allocated memory was 133.2 MB in the beginning and 392.2 MB in the end (delta: 259.0 MB). Free memory was 89.2 MB in the beginning and 200.1 MB in the end (delta: -110.9 MB). Peak memory consumption was 239.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,369 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 511.28 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.7 MB in the beginning and 173.8 MB in the end (delta: -85.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,370 INFO L168 Benchmark]: Boogie Preprocessor took 54.31 ms. Allocated memory is still 200.3 MB. Free memory was 173.8 MB in the beginning and 171.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,371 INFO L168 Benchmark]: RCFGBuilder took 570.65 ms. Allocated memory is still 200.3 MB. Free memory was 171.1 MB in the beginning and 144.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,371 INFO L168 Benchmark]: Symbolic Interpretation took 15713.93 ms. Allocated memory was 200.3 MB in the beginning and 392.2 MB in the end (delta: 191.9 MB). Free memory was 144.5 MB in the beginning and 200.1 MB in the end (delta: -55.6 MB). Peak memory consumption was 228.1 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:02,373 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 159]: 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 403#(and (= ~log10_2lo_log10~0 (/ 19758537917.0 25000000000000000.0)) (= ~Lg5_log~0 (/ 1818357259.0 10000000000.0)) (= 0 |#NULL.base|) (= ~Lg7_log~0 (/ 184977483.0 1250000000.0)) (= (/ 28571429849.0 100000000000.0) ~Lg3_log~0) (= ~ln2_hi_log~0 (/ 2166056633.0 3125000000.0)) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= 33554432.0 ~two25_log10~0) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= (/ 7525730133.0 25000000000.0) ~log10_2hi_log10~0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= (/ 43429449201.0 100000000000.0) ~ivln10_log10~0) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (= ~zero~0 0.0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 511.28 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.7 MB in the beginning and 173.8 MB in the end (delta: -85.0 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.31 ms. Allocated memory is still 200.3 MB. Free memory was 173.8 MB in the beginning and 171.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 570.65 ms. Allocated memory is still 200.3 MB. Free memory was 171.1 MB in the beginning and 144.5 MB in the end (delta: 26.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15713.93 ms. Allocated memory was 200.3 MB in the beginning and 392.2 MB in the end (delta: 191.9 MB). Free memory was 144.5 MB in the beginning and 200.1 MB in the end (delta: -55.6 MB). Peak memory consumption was 228.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...