java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/float-newlib/double_req_bl_1092c.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 01:34:32,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 01:34:32,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 01:34:32,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 01:34:32,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 01:34:32,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 01:34:32,962 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 01:34:32,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 01:34:32,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 01:34:32,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 01:34:32,967 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 01:34:32,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 01:34:32,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 01:34:32,969 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 01:34:32,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 01:34:32,971 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 01:34:32,972 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 01:34:32,973 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 01:34:32,975 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 01:34:32,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 01:34:32,978 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 01:34:32,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 01:34:32,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 01:34:32,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 01:34:32,983 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 01:34:32,983 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 01:34:32,983 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 01:34:32,984 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 01:34:32,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 01:34:32,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 01:34:32,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 01:34:32,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 01:34:32,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 01:34:32,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 01:34:32,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 01:34:32,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 01:34:32,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 01:34:32,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 01:34:32,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 01:34:32,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 01:34:32,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 01:34:32,992 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 01:34:33,005 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 01:34:33,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 01:34:33,007 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 01:34:33,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 01:34:33,007 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 01:34:33,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 01:34:33,008 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 01:34:33,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 01:34:33,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 01:34:33,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 01:34:33,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 01:34:33,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 01:34:33,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 01:34:33,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 01:34:33,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 01:34:33,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 01:34:33,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 01:34:33,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 01:34:33,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 01:34:33,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 01:34:33,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 01:34:33,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 01:34:33,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 01:34:33,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 01:34:33,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 01:34:33,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 01:34:33,012 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 01:34:33,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 01:34:33,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 01:34:33,039 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 01:34:33,051 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 01:34:33,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 01:34:33,056 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 01:34:33,056 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 01:34:33,057 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-newlib/double_req_bl_1092c.c [2019-08-10 01:34:33,117 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ff9533a/7e7c65111a594616b031dbc25f2effcc/FLAGe0bd70e9f [2019-08-10 01:34:33,509 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 01:34:33,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/float-newlib/double_req_bl_1092c.c [2019-08-10 01:34:33,517 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ff9533a/7e7c65111a594616b031dbc25f2effcc/FLAGe0bd70e9f [2019-08-10 01:34:33,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59ff9533a/7e7c65111a594616b031dbc25f2effcc [2019-08-10 01:34:33,926 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 01:34:33,927 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 01:34:33,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 01:34:33,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 01:34:33,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 01:34:33,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:34:33" (1/1) ... [2019-08-10 01:34:33,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6933d503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:33, skipping insertion in model container [2019-08-10 01:34:33,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 01:34:33" (1/1) ... [2019-08-10 01:34:33,943 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 01:34:33,968 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 01:34:34,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:34:34,217 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 01:34:34,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 01:34:34,398 INFO L192 MainTranslator]: Completed translation [2019-08-10 01:34:34,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34 WrapperNode [2019-08-10 01:34:34,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 01:34:34,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 01:34:34,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 01:34:34,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 01:34:34,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,437 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,450 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:34,455 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 01:34:34,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 01:34:34,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 01:34:34,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 01:34:34,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 01:34:34" (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 01:34:34,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 01:34:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 01:34:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ceil_double [2019-08-10 01:34:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isinf_double [2019-08-10 01:34:34,518 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 01:34:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 01:34:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure ceil_double [2019-08-10 01:34:34,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2019-08-10 01:34:34,519 INFO L130 BoogieDeclarations]: Found specification of procedure isinf_double [2019-08-10 01:34:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 01:34:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 01:34:34,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 01:34:34,919 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 01:34:34,919 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-08-10 01:34:34,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:34:34 BoogieIcfgContainer [2019-08-10 01:34:34,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 01:34:34,921 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 01:34:34,922 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 01:34:34,922 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 01:34:34,923 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 01:34:34" (1/1) ... [2019-08-10 01:34:35,545 WARN L188 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:34:35,881 WARN L188 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:34:36,183 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:34:36,393 WARN L188 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:34:36,602 WARN L188 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:34:36,817 WARN L188 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:34:37,129 WARN L188 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:34:37,389 WARN L188 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:34:37,635 WARN L188 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:34:37,877 WARN L188 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:34:38,097 WARN L188 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:34:38,305 WARN L188 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:34:38,484 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:38,495 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:38,516 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:38,567 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:39,413 WARN L188 SmtUtils]: Spent 805.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 130 [2019-08-10 01:34:40,308 WARN L188 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 127 [2019-08-10 01:34:40,621 WARN L188 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-10 01:34:40,952 WARN L188 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-08-10 01:34:41,330 WARN L188 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-10 01:34:41,570 WARN L188 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-08-10 01:34:42,318 WARN L188 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 120 [2019-08-10 01:34:43,434 WARN L188 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 143 [2019-08-10 01:34:44,516 WARN L188 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 140 [2019-08-10 01:34:45,041 WARN L188 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-08-10 01:34:45,880 WARN L188 SmtUtils]: Spent 783.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-08-10 01:34:46,341 WARN L188 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-08-10 01:34:46,620 WARN L188 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-08-10 01:34:47,295 WARN L188 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 137 [2019-08-10 01:34:47,636 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:47,688 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-10 01:34:48,116 WARN L188 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2019-08-10 01:34:48,515 WARN L188 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 88 [2019-08-10 01:34:48,673 WARN L188 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-08-10 01:34:48,838 WARN L188 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2019-08-10 01:34:48,960 WARN L188 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-08-10 01:34:49,379 WARN L188 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 69 [2019-08-10 01:34:49,604 WARN L188 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-08-10 01:34:49,746 WARN L188 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-08-10 01:34:50,751 WARN L188 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-08-10 01:34:50,997 WARN L188 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-08-10 01:34:51,251 WARN L188 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-08-10 01:34:51,435 WARN L188 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-08-10 01:34:51,630 WARN L188 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-08-10 01:34:51,826 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-08-10 01:34:51,849 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 01:34:51,857 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 01:34:51,858 INFO L168 Benchmark]: Toolchain (without parser) took 17930.91 ms. Allocated memory was 138.9 MB in the beginning and 385.4 MB in the end (delta: 246.4 MB). Free memory was 85.6 MB in the beginning and 329.2 MB in the end (delta: -243.5 MB). Peak memory consumption was 233.8 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,859 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 470.14 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 85.4 MB in the beginning and 176.0 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,860 INFO L168 Benchmark]: Boogie Preprocessor took 56.38 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 173.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,860 INFO L168 Benchmark]: RCFGBuilder took 465.39 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 150.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,861 INFO L168 Benchmark]: Symbolic Interpretation took 16935.39 ms. Allocated memory was 199.8 MB in the beginning and 385.4 MB in the end (delta: 185.6 MB). Free memory was 150.2 MB in the beginning and 329.2 MB in the end (delta: -179.0 MB). Peak memory consumption was 237.5 MB. Max. memory is 7.1 GB. [2019-08-10 01:34:51,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 107]: 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 248#(and (= 0 |#NULL.base|) (= ~huge_ceil~0 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0) (= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 138.9 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 470.14 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 85.4 MB in the beginning and 176.0 MB in the end (delta: -90.6 MB). Peak memory consumption was 20.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 56.38 ms. Allocated memory is still 199.8 MB. Free memory was 176.0 MB in the beginning and 173.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 465.39 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 150.2 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 16935.39 ms. Allocated memory was 199.8 MB in the beginning and 385.4 MB in the end (delta: 185.6 MB). Free memory was 150.2 MB in the beginning and 329.2 MB in the end (delta: -179.0 MB). Peak memory consumption was 237.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...