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_0931.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:06:36,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:06:36,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:06:36,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:06:36,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:06:36,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:06:36,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:06:36,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:06:36,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:06:36,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:06:36,544 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:06:36,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:06:36,546 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:06:36,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:06:36,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:06:36,549 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:06:36,550 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:06:36,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:06:36,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:06:36,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:06:36,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:06:36,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:06:36,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:06:36,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:06:36,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:06:36,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:06:36,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:06:36,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:06:36,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:06:36,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:06:36,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:06:36,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:06:36,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:06:36,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:06:36,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:06:36,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:06:36,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:06:36,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:06:36,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:06:36,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:06:36,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:06:36,571 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 20:06:36,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:06:36,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:06:36,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:06:36,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:06:36,587 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:06:36,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:06:36,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:06:36,587 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:06:36,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:06:36,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:06:36,588 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:06:36,588 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:06:36,588 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:06:36,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:06:36,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:06:36,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:06:36,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:06:36,589 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:06:36,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:06:36,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:06:36,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:06:36,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:06:36,590 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:06:36,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:06:36,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:06:36,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:06:36,591 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:06:36,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:06:36,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:06:36,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:06:36,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:06:36,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:06:36,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:06:36,636 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:06:36,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0931.c [2019-08-14 20:06:36,697 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1fbb447/d7eb449662cb4577b1217ee973cbb860/FLAG33d4e72b8 [2019-08-14 20:06:37,153 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:06:37,154 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0931.c [2019-08-14 20:06:37,164 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1fbb447/d7eb449662cb4577b1217ee973cbb860/FLAG33d4e72b8 [2019-08-14 20:06:37,520 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6c1fbb447/d7eb449662cb4577b1217ee973cbb860 [2019-08-14 20:06:37,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:06:37,531 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:06:37,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:37,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:06:37,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:06:37,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:37,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3b4aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37, skipping insertion in model container [2019-08-14 20:06:37,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:37,549 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:06:37,571 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:06:37,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:37,815 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:06:37,947 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:37,971 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:06:37,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37 WrapperNode [2019-08-14 20:06:37,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:37,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:06:37,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:06:37,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:06:37,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:37,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:37,995 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:37,995 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:38,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:38,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:38,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (1/1) ... [2019-08-14 20:06:38,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:06:38,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:06:38,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:06:38,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:06:38,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:37" (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 20:06:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:06:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:06:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-14 20:06:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-14 20:06:38,072 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:06:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:06:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-14 20:06:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-14 20:06:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:06:38,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-14 20:06:38,074 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:06:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:06:38,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:06:38,472 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:06:38,472 INFO L283 CfgBuilder]: Removed 8 assume(true) statements. [2019-08-14 20:06:38,473 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:38 BoogieIcfgContainer [2019-08-14 20:06:38,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:06:38,474 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:06:38,474 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:06:38,475 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:06:38,475 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:38" (1/1) ... [2019-08-14 20:06:38,960 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-14 20:06:39,107 WARN L188 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-14 20:06:39,808 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:40,147 WARN L188 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:40,289 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:40,414 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-14 20:06:41,024 WARN L188 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:41,263 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2019-08-14 20:06:41,664 WARN L188 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:41,830 WARN L188 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:42,139 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:42,241 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:42,844 WARN L188 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:43,164 WARN L188 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:44,086 WARN L188 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:44,756 WARN L188 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:44,895 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-14 20:06:45,045 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:45,194 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:45,320 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:45,924 WARN L188 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:46,256 WARN L188 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:46,995 WARN L188 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:47,488 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:47,643 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:47,788 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:47,981 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:48,216 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-14 20:06:48,679 WARN L188 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:48,958 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:49,698 WARN L188 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:50,200 WARN L188 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:50,393 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:50,525 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:50,689 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:50,791 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:51,485 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:06:51,486 INFO L168 Benchmark]: Toolchain (without parser) took 13956.29 ms. Allocated memory was 133.2 MB in the beginning and 370.7 MB in the end (delta: 237.5 MB). Free memory was 88.7 MB in the beginning and 321.9 MB in the end (delta: -233.2 MB). Peak memory consumption was 242.9 MB. Max. memory is 7.1 GB. [2019-08-14 20:06:51,487 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-14 20:06:51,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 440.30 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.7 MB in the beginning and 173.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:06:51,488 INFO L168 Benchmark]: Boogie Preprocessor took 49.74 ms. Allocated memory is still 199.2 MB. Free memory was 173.3 MB in the beginning and 171.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:06:51,489 INFO L168 Benchmark]: RCFGBuilder took 451.08 ms. Allocated memory is still 199.2 MB. Free memory was 171.6 MB in the beginning and 148.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-08-14 20:06:51,489 INFO L168 Benchmark]: Symbolic Interpretation took 13010.93 ms. Allocated memory was 199.2 MB in the beginning and 370.7 MB in the end (delta: 171.4 MB). Free memory was 148.9 MB in the beginning and 321.9 MB in the end (delta: -173.0 MB). Peak memory consumption was 237.0 MB. Max. memory is 7.1 GB. [2019-08-14 20:06:51,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 121]: 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 348#(exists ((v_prenex_26 Int) (v_prenex_24 Int)) (or (and (= ~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)) (< v_prenex_26 |#StackHeapBarrier|) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= (select |#valid| v_prenex_26) 0) (= (select |#length| v_prenex_26) 4) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (not (= v_prenex_26 0))) (and (= ~Lg5_log~0 (/ 1818357259.0 10000000000.0)) (= 0 |#NULL.base|) (= ~Lg7_log~0 (/ 184977483.0 1250000000.0)) (= (select |#valid| v_prenex_24) 0) (= (select |#length| v_prenex_24) 4) (= (/ 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)) (= (/ 7656919211.0 50000000000.0) ~Lg6_log~0) (= ~two25_log~0 33554432.0) (= ~Lg1_log~0 (/ 66666668653.0 100000000000.0)) (= 0.0 ~zero_log~0) (= ~ln2_lo_log~0 (/ 18116001229.0 2000000000000000.0)) (= ~Lg2_log~0 (/ 10000000149.0 25000000000.0)) (= |#NULL.offset| 0) (< v_prenex_24 |#StackHeapBarrier|) (not (= v_prenex_24 0))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 440.30 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.7 MB in the beginning and 173.3 MB in the end (delta: -84.6 MB). Peak memory consumption was 25.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.74 ms. Allocated memory is still 199.2 MB. Free memory was 173.3 MB in the beginning and 171.6 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 451.08 ms. Allocated memory is still 199.2 MB. Free memory was 171.6 MB in the beginning and 148.9 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 13010.93 ms. Allocated memory was 199.2 MB in the beginning and 370.7 MB in the end (delta: 171.4 MB). Free memory was 148.9 MB in the beginning and 321.9 MB in the end (delta: -173.0 MB). Peak memory consumption was 237.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...