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_0981.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 20:06:50,010 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 20:06:50,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 20:06:50,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 20:06:50,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 20:06:50,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 20:06:50,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 20:06:50,028 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 20:06:50,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 20:06:50,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 20:06:50,031 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 20:06:50,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 20:06:50,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 20:06:50,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 20:06:50,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 20:06:50,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 20:06:50,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 20:06:50,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 20:06:50,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 20:06:50,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 20:06:50,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 20:06:50,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 20:06:50,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 20:06:50,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 20:06:50,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 20:06:50,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 20:06:50,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 20:06:50,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 20:06:50,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 20:06:50,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 20:06:50,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 20:06:50,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 20:06:50,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 20:06:50,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 20:06:50,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 20:06:50,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 20:06:50,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 20:06:50,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 20:06:50,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 20:06:50,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 20:06:50,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 20:06:50,060 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 20:06:50,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 20:06:50,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 20:06:50,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 20:06:50,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 20:06:50,077 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 20:06:50,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 20:06:50,077 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 20:06:50,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 20:06:50,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 20:06:50,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 20:06:50,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 20:06:50,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 20:06:50,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 20:06:50,078 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 20:06:50,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 20:06:50,079 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 20:06:50,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 20:06:50,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 20:06:50,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 20:06:50,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 20:06:50,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 20:06:50,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 20:06:50,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 20:06:50,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 20:06:50,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 20:06:50,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 20:06:50,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 20:06:50,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 20:06:50,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 20:06:50,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 20:06:50,130 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 20:06:50,134 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 20:06:50,136 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 20:06:50,136 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 20:06:50,137 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0981.c [2019-08-14 20:06:50,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6867be013/6dd1e705ea7c4e60b2365929c064bd69/FLAG697b793e7 [2019-08-14 20:06:50,686 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 20:06:50,688 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0981.c [2019-08-14 20:06:50,700 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6867be013/6dd1e705ea7c4e60b2365929c064bd69/FLAG697b793e7 [2019-08-14 20:06:51,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6867be013/6dd1e705ea7c4e60b2365929c064bd69 [2019-08-14 20:06:51,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 20:06:51,183 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 20:06:51,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:51,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 20:06:51,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 20:06:51,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6267df26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51, skipping insertion in model container [2019-08-14 20:06:51,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,205 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 20:06:51,227 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 20:06:51,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:51,459 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 20:06:51,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 20:06:51,626 INFO L192 MainTranslator]: Completed translation [2019-08-14 20:06:51,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51 WrapperNode [2019-08-14 20:06:51,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 20:06:51,627 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 20:06:51,627 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 20:06:51,627 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 20:06:51,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (1/1) ... [2019-08-14 20:06:51,682 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 20:06:51,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 20:06:51,683 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 20:06:51,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 20:06:51,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:06:51" (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 20:06:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 20:06:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 20:06:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_logf [2019-08-14 20:06:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_log10f [2019-08-14 20:06:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_float [2019-08-14 20:06:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 20:06:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 20:06:51,731 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_logf [2019-08-14 20:06:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-14 20:06:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-14 20:06:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-14 20:06:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-14 20:06:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-14 20:06:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-14 20:06:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_log10f [2019-08-14 20:06:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_float [2019-08-14 20:06:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 20:06:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 20:06:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 20:06:52,236 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 20:06:52,236 INFO L283 CfgBuilder]: Removed 14 assume(true) statements. [2019-08-14 20:06:52,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:52 BoogieIcfgContainer [2019-08-14 20:06:52,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 20:06:52,238 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 20:06:52,238 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 20:06:52,239 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 20:06:52,240 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 08:06:52" (1/1) ... [2019-08-14 20:06:52,674 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-14 20:06:52,810 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-08-14 20:06:53,522 WARN L188 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-08-14 20:06:53,859 WARN L188 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2019-08-14 20:06:54,006 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-14 20:06:54,154 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-14 20:06:54,351 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 49 [2019-08-14 20:06:55,443 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:55,578 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:06:55,715 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 57 [2019-08-14 20:06:56,183 WARN L188 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:56,502 WARN L188 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:56,628 WARN L188 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:57,298 WARN L188 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:06:57,669 WARN L188 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:06:57,804 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:06:58,533 WARN L188 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:06:59,010 WARN L188 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:06:59,175 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:06:59,354 WARN L188 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:06:59,508 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:06:59,586 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:06:59,760 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:07:00,364 WARN L188 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:07:00,650 WARN L188 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:07:00,885 WARN L188 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-08-14 20:07:01,332 WARN L188 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:07:01,609 WARN L188 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:07:01,743 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:07:02,416 WARN L188 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:07:02,909 WARN L188 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:07:03,045 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:07:03,201 WARN L188 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:07:03,359 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-14 20:07:03,467 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-14 20:07:04,044 WARN L188 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:07:04,339 WARN L188 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:07:04,489 WARN L188 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-08-14 20:07:05,070 WARN L188 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2019-08-14 20:07:05,366 WARN L188 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-08-14 20:07:05,494 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-14 20:07:06,175 WARN L188 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-08-14 20:07:06,717 WARN L188 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2019-08-14 20:07:06,898 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-14 20:07:07,118 WARN L188 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-14 20:07:07,272 WARN L188 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-14 20:07:07,825 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 20:07:07,828 INFO L168 Benchmark]: Toolchain (without parser) took 16644.43 ms. Allocated memory was 133.2 MB in the beginning and 397.4 MB in the end (delta: 264.2 MB). Free memory was 87.5 MB in the beginning and 271.0 MB in the end (delta: -183.5 MB). Peak memory consumption was 241.4 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,829 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 442.58 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 174.2 MB in the end (delta: -86.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,830 INFO L168 Benchmark]: Boogie Preprocessor took 55.38 ms. Allocated memory is still 200.3 MB. Free memory was 174.2 MB in the beginning and 171.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,831 INFO L168 Benchmark]: RCFGBuilder took 554.95 ms. Allocated memory is still 200.3 MB. Free memory was 171.4 MB in the beginning and 143.1 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,831 INFO L168 Benchmark]: Symbolic Interpretation took 15587.76 ms. Allocated memory was 200.3 MB in the beginning and 397.4 MB in the end (delta: 197.1 MB). Free memory was 143.1 MB in the beginning and 271.0 MB in the end (delta: -127.9 MB). Peak memory consumption was 230.0 MB. Max. memory is 7.1 GB. [2019-08-14 20:07:07,838 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 168]: 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 358#(exists ((v_prenex_32 Int) (|v_isinf_float_~#gf_u~4.base_3| Int)) (or (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)) (= (select |#valid| |v_isinf_float_~#gf_u~4.base_3|) 0) (= 33554432.0 ~two25_log10~0) (< |v_isinf_float_~#gf_u~4.base_3| |#StackHeapBarrier|) (= (/ 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)) (not (= |v_isinf_float_~#gf_u~4.base_3| 0)) (= 4 (select |#length| |v_isinf_float_~#gf_u~4.base_3|)) (= |#NULL.offset| 0) (= ~zero~0 0.0)) (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)) (< v_prenex_32 |#StackHeapBarrier|) (= (/ 11111099273.0 50000000000.0) ~Lg4_log~0) (= 0 (select |old(#valid)| 0)) (= 33554432.0 ~two25_log10~0) (not (= v_prenex_32 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) (= 4 (select |#length| v_prenex_32)) (= (/ 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) (= (select |#valid| v_prenex_32) 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 133.2 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 442.58 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 174.2 MB in the end (delta: -86.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.38 ms. Allocated memory is still 200.3 MB. Free memory was 174.2 MB in the beginning and 171.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 554.95 ms. Allocated memory is still 200.3 MB. Free memory was 171.4 MB in the beginning and 143.1 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 15587.76 ms. Allocated memory was 200.3 MB in the beginning and 397.4 MB in the end (delta: 197.1 MB). Free memory was 143.1 MB in the beginning and 271.0 MB in the end (delta: -127.9 MB). Peak memory consumption was 230.0 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...