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_0470.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:38:07,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:38:07,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:38:07,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:38:07,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:38:07,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:38:07,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:38:07,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:38:07,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:38:07,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:38:07,486 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:38:07,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:38:07,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:38:07,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:38:07,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:38:07,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:38:07,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:38:07,492 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:38:07,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:38:07,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:38:07,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:38:07,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:38:07,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:38:07,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:38:07,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:38:07,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:38:07,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:38:07,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:38:07,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:38:07,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:38:07,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:38:07,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:38:07,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:38:07,508 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:38:07,509 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:38:07,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:38:07,510 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:38:07,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:38:07,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:38:07,511 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:38:07,512 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:38:07,513 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 01:38:07,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:38:07,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:38:07,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:38:07,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:38:07,529 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:38:07,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:38:07,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:38:07,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:38:07,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:38:07,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:38:07,531 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:38:07,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:38:07,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:38:07,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:38:07,532 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:38:07,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:38:07,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:38:07,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:38:07,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:38:07,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:38:07,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:38:07,534 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:38:07,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:38:07,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:38:07,569 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:38:07,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:38:07,586 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:38:07,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:38:07,588 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:38:07,593 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/float_req_bl_0470.c [2019-08-10 01:38:07,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17ee107/5e1b9055941e4e4a8c591b341378672a/FLAG72cc60018 [2019-08-10 01:38:08,105 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:38:08,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/float_req_bl_0470.c [2019-08-10 01:38:08,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17ee107/5e1b9055941e4e4a8c591b341378672a/FLAG72cc60018 [2019-08-10 01:38:08,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f17ee107/5e1b9055941e4e4a8c591b341378672a [2019-08-10 01:38:08,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:38:08,476 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:38:08,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:08,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:38:08,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:38:08,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@295bd49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:08, skipping insertion in model container [2019-08-10 01:38:08,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:38:08" (1/1) ... [2019-08-10 01:38:08,494 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:38:08,519 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:38:08,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:08,869 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:38:09,047 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:38:09,074 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:38:09,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09 WrapperNode [2019-08-10 01:38:09,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:38:09,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:38:09,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:38:09,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:38:09,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:09,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:38:09,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:38:09,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:38:09,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:38:09,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:38:09" (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 01:38:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:38:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:38:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2019-08-10 01:38:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrtf [2019-08-10 01:38:09,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_acosf [2019-08-10 01:38:09,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrtf [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:38:09,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:38:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:38:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:38:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:38:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:38:09,197 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_acosf [2019-08-10 01:38:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:38:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:38:09,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:38:09,675 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:38:09,675 INFO L283 CfgBuilder]: Removed 12 assume(true) statements. [2019-08-10 01:38:09,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:09 BoogieIcfgContainer [2019-08-10 01:38:09,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:38:09,677 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:38:09,678 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:38:09,678 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:38:09,679 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:38:09" (1/1) ... [2019-08-10 01:38:10,110 WARN L188 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:38:11,607 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-08-10 01:38:12,887 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:13,038 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:13,199 WARN L188 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:13,316 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:13,579 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:13,752 WARN L188 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:13,903 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:14,694 WARN L188 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 01:38:15,240 WARN L188 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-10 01:38:15,385 WARN L188 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 01:38:15,530 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:38:15,904 WARN L188 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:16,062 WARN L188 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:16,234 WARN L188 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:16,373 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:16,697 WARN L188 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:16,848 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:16,991 WARN L188 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:38:17,115 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:17,834 WARN L188 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 01:38:18,228 WARN L188 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 90 [2019-08-10 01:38:18,441 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-08-10 01:38:18,594 WARN L188 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-08-10 01:38:18,738 WARN L188 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-08-10 01:38:19,019 WARN L188 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:19,188 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:19,416 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:19,698 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:38:19,844 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:38:19,997 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-08-10 01:38:20,124 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-08-10 01:38:20,290 WARN L188 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-08-10 01:38:20,307 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:38:20,465 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:38:20,475 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:38:20,477 INFO L168 Benchmark]: Toolchain (without parser) took 12000.64 ms. Allocated memory was 138.4 MB in the beginning and 386.9 MB in the end (delta: 248.5 MB). Free memory was 85.5 MB in the beginning and 329.8 MB in the end (delta: -244.3 MB). Peak memory consumption was 225.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,478 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.16 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 175.2 MB in the end (delta: -90.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,479 INFO L168 Benchmark]: Boogie Preprocessor took 56.40 ms. Allocated memory is still 200.3 MB. Free memory was 175.2 MB in the beginning and 172.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,479 INFO L168 Benchmark]: RCFGBuilder took 544.50 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 144.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,481 INFO L168 Benchmark]: Symbolic Interpretation took 10797.61 ms. Allocated memory was 200.3 MB in the beginning and 386.9 MB in the end (delta: 186.6 MB). Free memory was 144.7 MB in the beginning and 329.8 MB in the end (delta: -185.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 7.1 GB. [2019-08-10 01:38:20,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 174]: 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 453#(and (= ~qS4_acos~0 (/ 38519077003.0 500000000000.0)) (= 0 |#NULL.base|) (= ~tiny_sqrt~0 (/ 1.0 1000000000000000000000000000000.0)) (= ~pio2_hi_acos~0 (/ 15707962513.0 10000000000.0)) (= ~pio2_lo_acos~0 (/ 75497894159.0 1000000000000000000.0)) (= ~pi~0 (/ 15707962513.0 5000000000.0)) (= 0 (select |old(#valid)| 0)) (= ~qS2_acos~0 (/ 10104728937.0 5000000000.0)) (= ~pS2_acos~0 (/ 20121252537.0 100000000000.0)) (= 1.0 ~one_sqrt~0) (= (/ 34793309169.0 1000000000000000.0) ~pS5_acos~0) (= (/ 16666667163.0 100000000000.0) ~pS0_acos~0) (= |#NULL.offset| 0) (= 1.0 ~one_acos~0) (= ~pS4_acos~0 (/ 79153501429.0 100000000000000.0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 598.16 ms. Allocated memory was 138.4 MB in the beginning and 200.3 MB in the end (delta: 61.9 MB). Free memory was 85.1 MB in the beginning and 175.2 MB in the end (delta: -90.1 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.40 ms. Allocated memory is still 200.3 MB. Free memory was 175.2 MB in the beginning and 172.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 544.50 ms. Allocated memory is still 200.3 MB. Free memory was 172.4 MB in the beginning and 144.7 MB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 10797.61 ms. Allocated memory was 200.3 MB in the beginning and 386.9 MB in the end (delta: 186.6 MB). Free memory was 144.7 MB in the beginning and 329.8 MB in the end (delta: -185.1 MB). Peak memory consumption was 223.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...