./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 .............................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 01:54:18,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 01:54:18,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 01:54:18,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 01:54:18,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 01:54:18,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 01:54:18,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 01:54:18,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 01:54:18,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 01:54:18,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 01:54:18,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 01:54:18,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 01:54:18,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 01:54:18,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 01:54:18,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 01:54:18,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 01:54:18,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 01:54:18,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 01:54:18,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 01:54:18,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 01:54:18,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 01:54:18,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 01:54:18,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 01:54:18,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 01:54:18,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 01:54:18,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 01:54:18,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 01:54:18,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 01:54:18,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 01:54:18,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 01:54:18,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 01:54:18,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 01:54:18,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 01:54:18,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 01:54:18,099 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 01:54:18,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 01:54:18,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 01:54:18,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 01:54:18,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 01:54:18,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 01:54:18,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 01:54:18,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 01:54:18,129 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 01:54:18,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 01:54:18,130 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 01:54:18,130 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 01:54:18,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 01:54:18,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 01:54:18,132 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 01:54:18,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 01:54:18,132 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 01:54:18,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 01:54:18,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 01:54:18,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 01:54:18,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 01:54:18,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 01:54:18,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 01:54:18,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 01:54:18,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 01:54:18,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:54:18,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 01:54:18,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 01:54:18,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 01:54:18,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 01:54:18,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 01:54:18,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 01:54:18,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 01:54:18,141 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2021-08-26 01:54:18,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 01:54:18,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 01:54:18,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 01:54:18,414 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 01:54:18,414 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 01:54:18,415 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2021-08-26 01:54:18,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f7449dd/9cbb81676ff34b76910628f912149b04/FLAG0dca77e72 [2021-08-26 01:54:18,809 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 01:54:18,810 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2021-08-26 01:54:18,816 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f7449dd/9cbb81676ff34b76910628f912149b04/FLAG0dca77e72 [2021-08-26 01:54:18,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f7449dd/9cbb81676ff34b76910628f912149b04 [2021-08-26 01:54:18,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 01:54:18,835 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 01:54:18,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 01:54:18,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 01:54:18,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 01:54:18,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:54:18" (1/1) ... [2021-08-26 01:54:18,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222d39ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:18, skipping insertion in model container [2021-08-26 01:54:18,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:54:18" (1/1) ... [2021-08-26 01:54:18,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 01:54:18,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 01:54:19,030 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2021-08-26 01:54:19,046 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 01:54:19,053 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 01:54:19,108 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2021-08-26 01:54:19,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 01:54:19,117 INFO L208 MainTranslator]: Completed translation [2021-08-26 01:54:19,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19 WrapperNode [2021-08-26 01:54:19,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 01:54:19,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 01:54:19,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 01:54:19,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 01:54:19,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 01:54:19,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 01:54:19,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 01:54:19,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 01:54:19,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,174 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 01:54:19,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 01:54:19,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 01:54:19,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 01:54:19,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (1/1) ... [2021-08-26 01:54:19,183 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:54:19,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 01:54:19,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 01:54:19,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 01:54:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 01:54:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 01:54:19,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-26 01:54:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 01:54:19,867 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 01:54:19,867 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-08-26 01:54:19,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 01:54:19 BoogieIcfgContainer [2021-08-26 01:54:19,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 01:54:19,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 01:54:19,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 01:54:19,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 01:54:19,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 01:54:18" (1/3) ... [2021-08-26 01:54:19,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1829ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 01:54:19, skipping insertion in model container [2021-08-26 01:54:19,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:19" (2/3) ... [2021-08-26 01:54:19,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1829ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 01:54:19, skipping insertion in model container [2021-08-26 01:54:19,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 01:54:19" (3/3) ... [2021-08-26 01:54:19,903 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2021-08-26 01:54:19,906 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 01:54:19,906 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-26 01:54:19,942 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 01:54:19,946 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 01:54:19,947 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-26 01:54:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 01:54:19,970 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:54:19,970 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:54:19,971 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:54:19,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:54:19,978 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2021-08-26 01:54:19,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 01:54:19,984 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788969730] [2021-08-26 01:54:19,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:54:19,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 01:54:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:54:20,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:54:20,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 01:54:20,097 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788969730] [2021-08-26 01:54:20,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788969730] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 01:54:20,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 01:54:20,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 01:54:20,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104214158] [2021-08-26 01:54:20,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 01:54:20,102 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 01:54:20,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 01:54:20,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 01:54:20,115 INFO L87 Difference]: Start difference. First operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:20,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 01:54:20,144 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2021-08-26 01:54:20,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 01:54:20,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-26 01:54:20,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 01:54:20,152 INFO L225 Difference]: With dead ends: 212 [2021-08-26 01:54:20,153 INFO L226 Difference]: Without dead ends: 104 [2021-08-26 01:54:20,155 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 01:54:20,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-08-26 01:54:20,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-08-26 01:54:20,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 103 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:20,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2021-08-26 01:54:20,190 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2021-08-26 01:54:20,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 01:54:20,191 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2021-08-26 01:54:20,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2021-08-26 01:54:20,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-08-26 01:54:20,193 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:54:20,194 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:54:20,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 01:54:20,194 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:54:20,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:54:20,196 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2021-08-26 01:54:20,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 01:54:20,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158173685] [2021-08-26 01:54:20,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:54:20,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 01:54:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 01:54:20,276 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 01:54:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 01:54:20,351 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 01:54:20,352 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 01:54:20,352 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 01:54:20,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 01:54:20,357 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 01:54:20,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 01:54:20 BoogieIcfgContainer [2021-08-26 01:54:20,376 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 01:54:20,376 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 01:54:20,376 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 01:54:20,377 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 01:54:20,377 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 01:54:19" (3/4) ... [2021-08-26 01:54:20,379 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-26 01:54:20,379 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 01:54:20,381 INFO L168 Benchmark]: Toolchain (without parser) took 1545.06 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 42.4 MB in the beginning and 37.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,381 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 62.9 MB. Free memory was 43.9 MB in the beginning and 43.9 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 01:54:20,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.86 ms. Allocated memory is still 62.9 MB. Free memory was 42.1 MB in the beginning and 42.8 MB in the end (delta: -768.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,382 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.91 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 40.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,382 INFO L168 Benchmark]: Boogie Preprocessor took 26.83 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 37.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,383 INFO L168 Benchmark]: RCFGBuilder took 717.81 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 37.4 MB in the beginning and 46.0 MB in the end (delta: -8.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,383 INFO L168 Benchmark]: TraceAbstraction took 479.38 ms. Allocated memory is still 79.7 MB. Free memory was 45.2 MB in the beginning and 37.4 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. [2021-08-26 01:54:20,385 INFO L168 Benchmark]: Witness Printer took 3.01 ms. Allocated memory is still 79.7 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 01:54:20,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 62.9 MB. Free memory was 43.9 MB in the beginning and 43.9 MB in the end (delta: 83.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 280.86 ms. Allocated memory is still 62.9 MB. Free memory was 42.1 MB in the beginning and 42.8 MB in the end (delta: -768.7 kB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 30.91 ms. Allocated memory is still 62.9 MB. Free memory was 42.8 MB in the beginning and 40.0 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.83 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 37.4 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 717.81 ms. Allocated memory was 62.9 MB in the beginning and 79.7 MB in the end (delta: 16.8 MB). Free memory was 37.4 MB in the beginning and 46.0 MB in the end (delta: -8.5 MB). Peak memory consumption was 20.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 479.38 ms. Allocated memory is still 79.7 MB. Free memory was 45.2 MB in the beginning and 37.4 MB in the end (delta: 7.8 MB). Peak memory consumption was 6.6 MB. Max. memory is 16.1 GB. * Witness Printer took 3.01 ms. Allocated memory is still 79.7 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 237]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 120, overapproximation of bitwiseAnd at line 220. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L231] float x = -1.0f / 0.0f; [L232] float y = __VERIFIER_nondet_float(); [L84] float a = x, b = y, t1, t2, y1, y2, w; [L85] __int32_t j, k, ha, hb; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L88] ieee_float_shape_type gf_u; [L89] gf_u.value = (x) [L90] EXPR gf_u.word [L90] (ha) = gf_u.word [L92] ha &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L94] ieee_float_shape_type gf_u; [L95] gf_u.value = (y) [L96] EXPR gf_u.word [L96] (hb) = gf_u.word [L98] hb &= 0x7fffffffL VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L99] COND FALSE !(hb > ha) [L106] a = x [L107] b = y VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L110] ieee_float_shape_type sf_u; [L111] sf_u.word = (ha) [L112] EXPR sf_u.value [L112] (a) = sf_u.value [L115] ieee_float_shape_type sf_u; [L116] sf_u.word = (hb) [L117] EXPR sf_u.value [L117] (b) = sf_u.value [L119] COND TRUE (ha - hb) > 0xf000000L [L120] return a + b; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L234] float res = __ieee754_hypotf(x, y); [L214] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L216] ieee_float_shape_type gf_u; [L217] gf_u.value = (x) [L218] EXPR gf_u.word [L218] (ix) = gf_u.word [L220] ix &= 0x7fffffff [L221] return ((ix) == 0x7f800000L); VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L236] COND TRUE !isinf_float(res) [L237] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 415.1ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 9.2ms, AutomataDifference: 52.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 15.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 139 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=107occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 26.4ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 11.5ms SsaConstructionTime, 89.3ms SatisfiabilityAnalysisTime, 39.2ms InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-08-26 01:54:20,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 01:54:21,853 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-08-26 01:54:21,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 01:54:21,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 01:54:21,931 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 01:54:21,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 01:54:21,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 01:54:21,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 01:54:21,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 01:54:21,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 01:54:21,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 01:54:21,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 01:54:21,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 01:54:21,937 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-08-26 01:54:21,963 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 01:54:21,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 01:54:21,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 01:54:21,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 01:54:21,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 01:54:21,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 01:54:21,966 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 01:54:21,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 01:54:21,966 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 01:54:21,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 01:54:21,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 01:54:21,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 01:54:21,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 01:54:21,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 01:54:21,968 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 01:54:21,968 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 01:54:21,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 01:54:21,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:54:21,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 01:54:21,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 01:54:21,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 01:54:21,969 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-26 01:54:21,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-26 01:54:21,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 01:54:21,970 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 01:54:21,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-26 01:54:21,970 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1be2e0059434f43d52e1ae9f2dc83366ce73edd3 [2021-08-26 01:54:22,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 01:54:22,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 01:54:22,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 01:54:22,211 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 01:54:22,212 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 01:54:22,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2021-08-26 01:54:22,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e204a83/e3c94bc07f0245e0bcab9d796cdf0b74/FLAGef5c7d2d5 [2021-08-26 01:54:22,638 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 01:54:22,639 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c [2021-08-26 01:54:22,647 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e204a83/e3c94bc07f0245e0bcab9d796cdf0b74/FLAGef5c7d2d5 [2021-08-26 01:54:22,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49e204a83/e3c94bc07f0245e0bcab9d796cdf0b74 [2021-08-26 01:54:22,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 01:54:22,659 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 01:54:22,661 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 01:54:22,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 01:54:22,671 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 01:54:22,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26571a3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22, skipping insertion in model container [2021-08-26 01:54:22,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 01:54:22,706 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 01:54:22,819 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2021-08-26 01:54:22,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 01:54:22,844 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 01:54:22,888 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_1270b.c[4704,4717] [2021-08-26 01:54:22,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 01:54:22,898 INFO L208 MainTranslator]: Completed translation [2021-08-26 01:54:22,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22 WrapperNode [2021-08-26 01:54:22,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 01:54:22,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 01:54:22,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 01:54:22,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 01:54:22,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,912 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,935 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 01:54:22,936 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 01:54:22,936 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 01:54:22,936 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 01:54:22,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,942 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,950 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 01:54:22,978 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 01:54:22,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 01:54:22,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 01:54:22,979 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (1/1) ... [2021-08-26 01:54:22,983 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 01:54:22,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 01:54:22,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 01:54:23,008 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 01:54:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-08-26 01:54:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 01:54:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-08-26 01:54:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-08-26 01:54:23,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 01:54:23,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 01:54:23,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-08-26 01:54:23,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-08-26 01:54:23,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-26 01:54:29,138 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 01:54:29,139 INFO L299 CfgBuilder]: Removed 52 assume(true) statements. [2021-08-26 01:54:29,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 01:54:29 BoogieIcfgContainer [2021-08-26 01:54:29,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 01:54:29,141 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 01:54:29,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 01:54:29,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 01:54:29,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 01:54:22" (1/3) ... [2021-08-26 01:54:29,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4234455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 01:54:29, skipping insertion in model container [2021-08-26 01:54:29,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 01:54:22" (2/3) ... [2021-08-26 01:54:29,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4234455e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 01:54:29, skipping insertion in model container [2021-08-26 01:54:29,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 01:54:29" (3/3) ... [2021-08-26 01:54:29,145 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_1270b.c [2021-08-26 01:54:29,148 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 01:54:29,149 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-26 01:54:29,176 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 01:54:29,180 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 01:54:29,181 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-26 01:54:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-26 01:54:29,200 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:54:29,200 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:54:29,201 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:54:29,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:54:29,204 INFO L82 PathProgramCache]: Analyzing trace with hash 311741284, now seen corresponding path program 1 times [2021-08-26 01:54:29,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 01:54:29,217 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137986524] [2021-08-26 01:54:29,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:54:29,218 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 01:54:29,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 01:54:29,220 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 01:54:29,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-08-26 01:54:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:54:29,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2021-08-26 01:54:29,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 01:54:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:54:29,459 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 01:54:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:54:29,545 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 01:54:29,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1137986524] [2021-08-26 01:54:29,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1137986524] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 01:54:29,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 01:54:29,546 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-08-26 01:54:29,548 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220695642] [2021-08-26 01:54:29,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 01:54:29,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 01:54:29,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 01:54:29,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 01:54:29,563 INFO L87 Difference]: Start difference. First operand has 107 states, 105 states have (on average 1.7142857142857142) internal successors, (180), 106 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:29,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 01:54:29,597 INFO L93 Difference]: Finished difference Result 212 states and 358 transitions. [2021-08-26 01:54:29,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 01:54:29,599 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-08-26 01:54:29,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 01:54:29,606 INFO L225 Difference]: With dead ends: 212 [2021-08-26 01:54:29,606 INFO L226 Difference]: Without dead ends: 104 [2021-08-26 01:54:29,608 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 01:54:29,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-08-26 01:54:29,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-08-26 01:54:29,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.3203883495145632) internal successors, (136), 103 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:29,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 136 transitions. [2021-08-26 01:54:29,633 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 136 transitions. Word has length 16 [2021-08-26 01:54:29,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 01:54:29,633 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 136 transitions. [2021-08-26 01:54:29,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:54:29,633 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2021-08-26 01:54:29,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-08-26 01:54:29,634 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:54:29,634 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:54:29,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-08-26 01:54:29,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 01:54:29,837 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:54:29,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:54:29,838 INFO L82 PathProgramCache]: Analyzing trace with hash 2055151297, now seen corresponding path program 1 times [2021-08-26 01:54:29,838 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 01:54:29,839 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1408650658] [2021-08-26 01:54:29,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:54:29,839 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 01:54:29,839 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 01:54:29,841 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 01:54:29,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-08-26 01:54:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:54:29,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-26 01:54:29,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 01:54:30,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2021-08-26 01:54:30,852 INFO L354 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2021-08-26 01:54:30,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 52 [2021-08-26 01:54:32,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2021-08-26 01:54:34,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:54:34,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 01:55:14,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:55:14,304 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 01:55:14,304 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1408650658] [2021-08-26 01:55:14,304 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1408650658] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 01:55:14,304 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 01:55:14,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13, 13] imperfect sequences [] total 25 [2021-08-26 01:55:14,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647701364] [2021-08-26 01:55:14,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-26 01:55:14,305 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 01:55:14,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-26 01:55:14,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=512, Unknown=9, NotChecked=0, Total=600 [2021-08-26 01:55:14,306 INFO L87 Difference]: Start difference. First operand 104 states and 136 transitions. Second operand has 25 states, 25 states have (on average 1.64) internal successors, (41), 25 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:55:34,240 WARN L207 SmtUtils]: Spent 11.75 s on a formula simplification that was a NOOP. DAG size: 55 [2021-08-26 01:56:09,303 WARN L207 SmtUtils]: Spent 13.61 s on a formula simplification that was a NOOP. DAG size: 60 [2021-08-26 01:56:29,307 WARN L207 SmtUtils]: Spent 14.06 s on a formula simplification that was a NOOP. DAG size: 65 [2021-08-26 01:56:53,871 WARN L207 SmtUtils]: Spent 15.63 s on a formula simplification that was a NOOP. DAG size: 68 [2021-08-26 01:57:15,391 WARN L207 SmtUtils]: Spent 9.91 s on a formula simplification. DAG size of input: 65 DAG size of output: 55 [2021-08-26 01:57:46,675 WARN L207 SmtUtils]: Spent 19.73 s on a formula simplification that was a NOOP. DAG size: 100 [2021-08-26 01:58:01,590 WARN L207 SmtUtils]: Spent 7.24 s on a formula simplification that was a NOOP. DAG size: 59 [2021-08-26 01:58:42,280 WARN L207 SmtUtils]: Spent 14.06 s on a formula simplification that was a NOOP. DAG size: 102 [2021-08-26 01:59:28,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 01:59:28,483 INFO L93 Difference]: Finished difference Result 282 states and 348 transitions. [2021-08-26 01:59:28,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-26 01:59:28,484 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 1.64) internal successors, (41), 25 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2021-08-26 01:59:28,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 01:59:28,486 INFO L225 Difference]: With dead ends: 282 [2021-08-26 01:59:28,486 INFO L226 Difference]: Without dead ends: 183 [2021-08-26 01:59:28,487 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 192437.7ms TimeCoverageRelationStatistics Valid=500, Invalid=1747, Unknown=9, NotChecked=0, Total=2256 [2021-08-26 01:59:28,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2021-08-26 01:59:28,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 112. [2021-08-26 01:59:28,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 111 states have (on average 1.2882882882882882) internal successors, (143), 111 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:28,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 143 transitions. [2021-08-26 01:59:28,494 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 143 transitions. Word has length 21 [2021-08-26 01:59:28,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 01:59:28,495 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 143 transitions. [2021-08-26 01:59:28,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 1.64) internal successors, (41), 25 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2021-08-26 01:59:28,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 01:59:28,496 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:59:28,496 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:59:28,506 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-08-26 01:59:28,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 01:59:28,702 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:59:28,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:59:28,703 INFO L82 PathProgramCache]: Analyzing trace with hash -927908549, now seen corresponding path program 1 times [2021-08-26 01:59:28,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 01:59:28,704 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2075368923] [2021-08-26 01:59:28,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:59:28,704 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 01:59:28,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 01:59:28,705 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 01:59:28,709 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-08-26 01:59:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:59:28,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-26 01:59:28,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 01:59:30,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:59:30,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 01:59:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:59:31,420 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 01:59:31,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2075368923] [2021-08-26 01:59:31,420 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2075368923] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 01:59:31,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 01:59:31,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-08-26 01:59:31,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158706231] [2021-08-26 01:59:31,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 01:59:31,420 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 01:59:31,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 01:59:31,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-08-26 01:59:31,421 INFO L87 Difference]: Start difference. First operand 112 states and 143 transitions. Second operand has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:35,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 01:59:35,730 INFO L93 Difference]: Finished difference Result 276 states and 354 transitions. [2021-08-26 01:59:35,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-26 01:59:35,732 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-08-26 01:59:35,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 01:59:35,733 INFO L225 Difference]: With dead ends: 276 [2021-08-26 01:59:35,733 INFO L226 Difference]: Without dead ends: 195 [2021-08-26 01:59:35,734 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1837.1ms TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2021-08-26 01:59:35,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2021-08-26 01:59:35,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 104. [2021-08-26 01:59:35,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 103 states have (on average 1.2815533980582525) internal successors, (132), 103 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2021-08-26 01:59:35,751 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 24 [2021-08-26 01:59:35,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 01:59:35,752 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2021-08-26 01:59:35,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.9) internal successors, (39), 10 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:35,752 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2021-08-26 01:59:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 01:59:35,753 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:59:35,754 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:59:35,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-08-26 01:59:35,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 01:59:35,957 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:59:35,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:59:35,958 INFO L82 PathProgramCache]: Analyzing trace with hash -558668800, now seen corresponding path program 1 times [2021-08-26 01:59:35,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 01:59:35,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1483026914] [2021-08-26 01:59:35,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:59:35,958 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 01:59:35,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 01:59:35,959 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 01:59:35,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-08-26 01:59:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:59:36,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-26 01:59:36,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 01:59:36,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 29 [2021-08-26 01:59:38,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2021-08-26 01:59:39,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:59:39,050 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 01:59:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 01:59:42,291 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 01:59:42,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1483026914] [2021-08-26 01:59:42,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1483026914] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 01:59:42,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 01:59:42,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 17 [2021-08-26 01:59:42,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88448604] [2021-08-26 01:59:42,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-26 01:59:42,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 01:59:42,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-26 01:59:42,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2021-08-26 01:59:42,293 INFO L87 Difference]: Start difference. First operand 104 states and 132 transitions. Second operand has 17 states, 17 states have (on average 2.588235294117647) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:56,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 01:59:56,417 INFO L93 Difference]: Finished difference Result 128 states and 154 transitions. [2021-08-26 01:59:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-26 01:59:56,418 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.588235294117647) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-26 01:59:56,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 01:59:56,419 INFO L225 Difference]: With dead ends: 128 [2021-08-26 01:59:56,419 INFO L226 Difference]: Without dead ends: 110 [2021-08-26 01:59:56,419 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 8948.0ms TimeCoverageRelationStatistics Valid=217, Invalid=653, Unknown=0, NotChecked=0, Total=870 [2021-08-26 01:59:56,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2021-08-26 01:59:56,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 102. [2021-08-26 01:59:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 101 states have (on average 1.2574257425742574) internal successors, (127), 101 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 127 transitions. [2021-08-26 01:59:56,427 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 127 transitions. Word has length 26 [2021-08-26 01:59:56,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 01:59:56,427 INFO L470 AbstractCegarLoop]: Abstraction has 102 states and 127 transitions. [2021-08-26 01:59:56,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.588235294117647) internal successors, (44), 17 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 01:59:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 127 transitions. [2021-08-26 01:59:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 01:59:56,428 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 01:59:56,428 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 01:59:56,440 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-08-26 01:59:56,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 01:59:56,629 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 01:59:56,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 01:59:56,629 INFO L82 PathProgramCache]: Analyzing trace with hash 121389570, now seen corresponding path program 1 times [2021-08-26 01:59:56,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 01:59:56,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574160214] [2021-08-26 01:59:56,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 01:59:56,629 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 01:59:56,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 01:59:56,630 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 01:59:56,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-08-26 01:59:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 01:59:56,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-26 01:59:56,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 02:00:00,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:00:00,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 02:00:07,686 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_skolemized_q#valueAsBitvector_16| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_16|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_16|)) (let ((.cse0 (bvand (_ bv2147483647 32) c_ULTIMATE.start___ieee754_hypotf_~ha~0))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))))))) is different from false [2021-08-26 02:00:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:00:40,730 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 02:00:40,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [574160214] [2021-08-26 02:00:40,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [574160214] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 02:00:40,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 02:00:40,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 12] imperfect sequences [] total 22 [2021-08-26 02:00:40,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085691857] [2021-08-26 02:00:40,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-08-26 02:00:40,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 02:00:40,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-08-26 02:00:40,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=358, Unknown=15, NotChecked=38, Total=462 [2021-08-26 02:00:40,732 INFO L87 Difference]: Start difference. First operand 102 states and 127 transitions. Second operand has 22 states, 22 states have (on average 2.272727272727273) internal successors, (50), 22 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:00:58,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 02:00:58,679 INFO L93 Difference]: Finished difference Result 110 states and 134 transitions. [2021-08-26 02:00:58,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-26 02:00:58,680 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.272727272727273) internal successors, (50), 22 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-08-26 02:00:58,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 02:00:58,681 INFO L225 Difference]: With dead ends: 110 [2021-08-26 02:00:58,681 INFO L226 Difference]: Without dead ends: 92 [2021-08-26 02:00:58,681 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 46986.0ms TimeCoverageRelationStatistics Valid=205, Invalid=713, Unknown=16, NotChecked=58, Total=992 [2021-08-26 02:00:58,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-08-26 02:00:58,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2021-08-26 02:00:58,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.2747252747252746) internal successors, (116), 91 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:00:58,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 116 transitions. [2021-08-26 02:00:58,686 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 116 transitions. Word has length 26 [2021-08-26 02:00:58,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 02:00:58,686 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 116 transitions. [2021-08-26 02:00:58,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.272727272727273) internal successors, (50), 22 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:00:58,687 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 116 transitions. [2021-08-26 02:00:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-08-26 02:00:58,687 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 02:00:58,687 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 02:00:58,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-08-26 02:00:58,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 02:00:58,899 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 02:00:58,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 02:00:58,899 INFO L82 PathProgramCache]: Analyzing trace with hash 1951072080, now seen corresponding path program 1 times [2021-08-26 02:00:58,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 02:00:58,900 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [608982708] [2021-08-26 02:00:58,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 02:00:58,900 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 02:00:58,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 02:00:58,901 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 02:00:58,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-08-26 02:00:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 02:00:59,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-26 02:00:59,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 02:01:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:01:02,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 02:01:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:01:50,074 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 02:01:50,075 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [608982708] [2021-08-26 02:01:50,075 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [608982708] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 02:01:50,075 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 02:01:50,075 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2021-08-26 02:01:50,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582279795] [2021-08-26 02:01:50,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-26 02:01:50,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 02:01:50,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-26 02:01:50,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=139, Unknown=7, NotChecked=0, Total=182 [2021-08-26 02:01:50,077 INFO L87 Difference]: Start difference. First operand 92 states and 116 transitions. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:47,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 02:02:47,578 INFO L93 Difference]: Finished difference Result 140 states and 176 transitions. [2021-08-26 02:02:47,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 02:02:47,591 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 34 [2021-08-26 02:02:47,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 02:02:47,592 INFO L225 Difference]: With dead ends: 140 [2021-08-26 02:02:47,592 INFO L226 Difference]: Without dead ends: 101 [2021-08-26 02:02:47,593 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 62396.0ms TimeCoverageRelationStatistics Valid=100, Invalid=311, Unknown=9, NotChecked=0, Total=420 [2021-08-26 02:02:47,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-08-26 02:02:47,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 95. [2021-08-26 02:02:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 94 states have (on average 1.2659574468085106) internal successors, (119), 94 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2021-08-26 02:02:47,597 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 119 transitions. Word has length 34 [2021-08-26 02:02:47,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 02:02:47,597 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 119 transitions. [2021-08-26 02:02:47,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2021-08-26 02:02:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 02:02:47,598 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 02:02:47,598 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 02:02:47,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-08-26 02:02:47,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 02:02:47,807 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 02:02:47,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 02:02:47,807 INFO L82 PathProgramCache]: Analyzing trace with hash 13172387, now seen corresponding path program 1 times [2021-08-26 02:02:47,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-26 02:02:47,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [716300091] [2021-08-26 02:02:47,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 02:02:47,808 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-26 02:02:47,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-26 02:02:47,809 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-08-26 02:02:47,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-08-26 02:02:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 02:02:48,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-26 02:02:48,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 02:02:50,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:02:50,265 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-26 02:02:56,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 02:02:56,541 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-26 02:02:56,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [716300091] [2021-08-26 02:02:56,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [716300091] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-26 02:02:56,542 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-26 02:02:56,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-08-26 02:02:56,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808433521] [2021-08-26 02:02:56,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-26 02:02:56,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-26 02:02:56,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-26 02:02:56,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2021-08-26 02:02:56,543 INFO L87 Difference]: Start difference. First operand 95 states and 119 transitions. Second operand has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:57,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 02:02:57,771 INFO L93 Difference]: Finished difference Result 95 states and 119 transitions. [2021-08-26 02:02:57,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-26 02:02:57,772 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2021-08-26 02:02:57,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 02:02:57,772 INFO L225 Difference]: With dead ends: 95 [2021-08-26 02:02:57,772 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 02:02:57,773 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 6706.0ms TimeCoverageRelationStatistics Valid=76, Invalid=164, Unknown=0, NotChecked=0, Total=240 [2021-08-26 02:02:57,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 02:02:57,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 02:02:57,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:57,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 02:02:57,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2021-08-26 02:02:57,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 02:02:57,774 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 02:02:57,774 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.25) internal successors, (51), 12 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 02:02:57,774 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 02:02:57,774 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 02:02:57,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 02:02:57,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-08-26 02:02:57,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-26 02:02:57,984 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 02:02:57,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:02:58,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 02:03:47,066 WARN L207 SmtUtils]: Spent 48.92 s on a formula simplification. DAG size of input: 236 DAG size of output: 186 [2021-08-26 02:04:31,809 WARN L207 SmtUtils]: Spent 44.72 s on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-08-26 02:05:16,466 WARN L207 SmtUtils]: Spent 44.32 s on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-08-26 02:05:16,881 INFO L857 garLoopResultBuilder]: For program point L168(lines 168 172) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L168-1(lines 159 173) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L202-1(lines 202 206) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L853 garLoopResultBuilder]: At program point L202-2(lines 202 206) the Hoare annotation is: false [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L136-1(lines 136 140) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L202-3(lines 202 206) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L853 garLoopResultBuilder]: At program point L136-2(lines 136 140) the Hoare annotation is: false [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L37(lines 37 41) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L37-3(lines 37 41) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L37-5(lines 37 41) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 239) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L853 garLoopResultBuilder]: At program point L38-3(lines 38 39) the Hoare annotation is: false [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L38-7(lines 38 39) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L853 garLoopResultBuilder]: At program point L38-8(lines 38 39) the Hoare annotation is: false [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L38-9(lines 38 39) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L857 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2021-08-26 02:05:16,882 INFO L860 garLoopResultBuilder]: At program point L240(lines 224 241) the Hoare annotation is: true [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L141(lines 141 145) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L141-1(lines 123 146) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L853 garLoopResultBuilder]: At program point L75-2(lines 75 79) the Hoare annotation is: false [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L75-5(lines 75 79) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L853 garLoopResultBuilder]: At program point L75-6(lines 75 79) the Hoare annotation is: false [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L75-7(lines 75 79) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L109(lines 109 113) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L109-1(lines 83 210) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L853 garLoopResultBuilder]: At program point L209(lines 83 210) the Hoare annotation is: (let ((.cse1 (let ((.cse5 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse5) (and .cse5 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))))))) (or (let ((.cse0 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (or (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse0) (or .cse0 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0)))))) (or .cse0 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32))))) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven))) (and (or (not (= ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse1 (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~w~0)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0))) (and .cse1 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))))) [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L44-3(lines 44 45) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L44-5(lines 44 45) no Hoare annotation was computed. [2021-08-26 02:05:16,883 INFO L857 garLoopResultBuilder]: For program point L177(lines 177 200) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L177-2(lines 83 210) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 178 182) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L853 garLoopResultBuilder]: At program point L178-2(lines 178 182) the Hoare annotation is: false [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L178-3(lines 178 182) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L853 garLoopResultBuilder]: At program point L80(lines 16 81) the Hoare annotation is: false [2021-08-26 02:05:16,884 INFO L853 garLoopResultBuilder]: At program point L80-1(lines 16 81) the Hoare annotation is: false [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L147(lines 147 174) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L114(lines 114 118) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L114-1(lines 83 210) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L114-2(lines 83 210) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L148(lines 148 173) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L215-1(lines 215 219) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L853 garLoopResultBuilder]: At program point L215-2(lines 215 219) the Hoare annotation is: (let ((.cse0 (let ((.cse6 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))))) (or (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse6) (and .cse6 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))))))) (or (and (or (not (= ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~b~0))))) .cse0 (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~w~0)))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start_isinf_float_~x)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0))) (and .cse0 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse3 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse3) ((_ extract 30 23) .cse3) ((_ extract 22 0) .cse3))) ULTIMATE.start_isinf_float_~x) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4)))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))) (let ((.cse5 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (or (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse5) (or .cse5 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0)))))) (or .cse5 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32))))) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven) (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) ULTIMATE.start_isinf_float_~x)))))))) [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L215-3(lines 215 219) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L150(lines 150 173) no Hoare annotation was computed. [2021-08-26 02:05:16,884 INFO L857 garLoopResultBuilder]: For program point L151-1(lines 151 155) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L151-2(lines 151 155) the Hoare annotation is: false [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L151-3(lines 151 155) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L52-2(lines 52 61) the Hoare annotation is: false [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L52-3(lines 16 81) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L52-6(lines 52 61) the Hoare annotation is: false [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L52-7(lines 16 81) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L87-1(lines 87 91) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L87-2(lines 87 91) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (forall ((|v_skolemized_q#valueAsBitvector_16| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_16|) (_ bv2139095040 32)) (not (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_16|)))))) (= currentRoundingMode roundNearestTiesToEven)) [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L87-3(lines 87 91) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L54-2(lines 54 58) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L21-2(lines 21 25) the Hoare annotation is: false [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L21-3(lines 21 25) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L54-5(lines 54 58) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L21-5(lines 21 25) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L21-6(lines 21 25) the Hoare annotation is: false [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L21-7(lines 21 25) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L857 garLoopResultBuilder]: For program point L187-1(lines 187 191) no Hoare annotation was computed. [2021-08-26 02:05:16,885 INFO L853 garLoopResultBuilder]: At program point L187-2(lines 187 191) the Hoare annotation is: false [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L187-3(lines 187 191) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L853 garLoopResultBuilder]: At program point L221(lines 213 222) the Hoare annotation is: (let ((.cse6 (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (.cse8 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_30 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_30)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))) (.cse3 (= |ULTIMATE.start_isinf_float_#res| (_ bv1 32)))) (or (let ((.cse0 (not (bvsgt (bvadd ULTIMATE.start___ieee754_hypotf_~ha~0 (bvneg ULTIMATE.start___ieee754_hypotf_~hb~0)) (_ bv251658240 32))))) (and (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (or (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~ha~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~ha~0)) (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))))) .cse0) (or .cse0 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 ULTIMATE.start___ieee754_hypotf_~b~0)))))) (or .cse0 (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) (fp.add currentRoundingMode ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 30 23) ULTIMATE.start___ieee754_hypotf_~hb~0) ((_ extract 22 0) ULTIMATE.start___ieee754_hypotf_~hb~0))))) (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_27 (_ BitVec 32)) (v_ULTIMATE.start___ieee754_hypotf_~ha~0_26 (_ BitVec 32))) (let ((.cse2 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)) (.cse1 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_27))) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_26)) (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24))) (bvsgt (bvadd (bvneg .cse1) .cse2) (_ bv251658240 32)) (= (fp.add roundNearestTiesToEven (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)))))) (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= currentRoundingMode roundNearestTiesToEven) (forall ((|v_skolemized_q#valueAsBitvector_12| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_12|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_12|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_12|)) ULTIMATE.start_isinf_float_~x)))) .cse3)) (and (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= (let ((.cse4 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))) (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start___ieee754_hypotf_#res| (let ((.cse5 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse5) ((_ extract 30 23) .cse5) ((_ extract 22 0) .cse5)))))) .cse6 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= ULTIMATE.start___ieee754_hypotf_~w~0 (let ((.cse7 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse7) ((_ extract 30 23) .cse7) ((_ extract 22 0) .cse7)))) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) .cse8 (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (let ((.cse9 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse9) ((_ extract 30 23) .cse9) ((_ extract 22 0) .cse9))) ULTIMATE.start_isinf_float_~x) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= ULTIMATE.start___ieee754_hypotf_~a~0 (let ((.cse10 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36))) (fp ((_ extract 31 31) .cse10) ((_ extract 30 23) .cse10) ((_ extract 22 0) .cse10)))))) .cse3) (and (or (not (= ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv2139095040 32))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~b~0))))) (or (and (not (bvslt ULTIMATE.start___ieee754_hypotf_~hb~0 (_ bv645922816 32))) .cse6) (and .cse6 .cse8)) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) |ULTIMATE.start___ieee754_hypotf_#res|)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (let ((.cse11 (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35))) (and (= .cse11 (_ bv2139095040 32)) (= (fp ((_ extract 31 31) .cse11) ((_ extract 30 23) .cse11) ((_ extract 22 0) .cse11)) (fp ((_ extract 31 31) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 30 23) ULTIMATE.start_isinf_float_~ix~1) ((_ extract 22 0) ULTIMATE.start_isinf_float_~ix~1)))))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start___ieee754_hypotf_~w~0)))) (forall ((|v_skolemized_q#valueAsBitvector_14| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_14|) (_ bv2139095040 32)) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_14|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_14|)) ULTIMATE.start_isinf_float_~x)))) (exists ((v_ULTIMATE.start___ieee754_hypotf_~hb~0_35 (_ BitVec 32))) (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~hb~0_35) ULTIMATE.start___ieee754_hypotf_~hb~0)) .cse3))) [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L123(lines 123 146) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L123-1(lines 83 210) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L124(lines 124 131) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L126(lines 126 127) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L93-1(lines 93 97) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L126-2(lines 124 131) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L853 garLoopResultBuilder]: At program point L93-2(lines 93 97) the Hoare annotation is: (and (= ULTIMATE.start___ieee754_hypotf_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (forall ((|v_skolemized_q#valueAsBitvector_16| (_ BitVec 32))) (or (= (bvand (_ bv2147483647 32) |v_skolemized_q#valueAsBitvector_16|) (_ bv2139095040 32)) (not (= ULTIMATE.start___ieee754_hypotf_~a~0 (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_16|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_16|)))))) (= currentRoundingMode roundNearestTiesToEven) (exists ((v_ULTIMATE.start___ieee754_hypotf_~ha~0_36 (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ULTIMATE.start___ieee754_hypotf_~ha~0) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 30 23) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36) ((_ extract 22 0) v_ULTIMATE.start___ieee754_hypotf_~ha~0_36)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))))))) [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L93-3(lines 93 97) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L193-1(lines 193 197) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L853 garLoopResultBuilder]: At program point L193-2(lines 193 197) the Hoare annotation is: false [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point L193-3(lines 193 197) no Hoare annotation was computed. [2021-08-26 02:05:16,886 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L28(lines 28 29) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L28-1(lines 28 29) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 129) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L63(lines 63 72) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L63-1(lines 63 72) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L163-1(lines 163 167) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L853 garLoopResultBuilder]: At program point L163-2(lines 163 167) the Hoare annotation is: false [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L31(lines 31 32) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L31-1(lines 31 32) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L65-2(lines 65 71) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 237) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L99(lines 99 108) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L33(lines 33 34) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L33-1(lines 33 34) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 70) no Hoare annotation was computed. [2021-08-26 02:05:16,887 INFO L857 garLoopResultBuilder]: For program point L67-3(lines 67 70) no Hoare annotation was computed. [2021-08-26 02:05:16,890 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 02:05:16,893 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:211) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:139) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:452) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-26 02:05:16,905 INFO L168 Benchmark]: Toolchain (without parser) took 654243.26 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 44.0 MB in the beginning and 42.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,906 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 02:05:16,907 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.71 ms. Allocated memory is still 67.1 MB. Free memory was 43.8 MB in the beginning and 47.3 MB in the end (delta: -3.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.66 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 44.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,907 INFO L168 Benchmark]: Boogie Preprocessor took 41.71 ms. Allocated memory is still 67.1 MB. Free memory was 44.5 MB in the beginning and 41.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,907 INFO L168 Benchmark]: RCFGBuilder took 6161.96 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.7 MB in the beginning and 43.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,908 INFO L168 Benchmark]: TraceAbstraction took 647760.47 ms. Allocated memory is still 81.8 MB. Free memory was 43.4 MB in the beginning and 42.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. [2021-08-26 02:05:16,909 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 71.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 237.71 ms. Allocated memory is still 67.1 MB. Free memory was 43.8 MB in the beginning and 47.3 MB in the end (delta: -3.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.66 ms. Allocated memory is still 67.1 MB. Free memory was 47.3 MB in the beginning and 44.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.71 ms. Allocated memory is still 67.1 MB. Free memory was 44.5 MB in the beginning and 41.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 6161.96 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.7 MB in the beginning and 43.8 MB in the end (delta: -2.1 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 647760.47 ms. Allocated memory is still 81.8 MB. Free memory was 43.4 MB in the beginning and 42.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 237]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 107 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 647715.2ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 16.4ms, AutomataDifference: 349374.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 138898.3ms, InitialAbstractionConstructionTime: 6.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 664 SDtfs, 1930 SDslu, 5123 SDs, 0 SdLazy, 1492 SolverSat, 154 SolverUnsat, 22 SolverUnknown, 0 SolverNotchecked, 157212.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 416 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 150 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 319311.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=2, InterpolantAutomatonStates: 85, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 57.3ms AutomataMinimizationTime, 7 MinimizatonAttempts, 176 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 41 NumberOfFragments, 1579 HoareAnnotationTreeSize, 23 FomulaSimplifications, 950 FormulaSimplificationTreeSizeReduction, 158.1ms HoareSimplificationTime, 23 FomulaSimplificationsInter, 1754 FormulaSimplificationTreeSizeReductionInter, 138730.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 97.4ms SsaConstructionTime, 1011.2ms SatisfiabilityAnalysisTime, 156032.2ms InterpolantComputationTime, 184 NumberOfCodeBlocks, 184 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 354 ConstructedInterpolants, 153 QuantifiedInterpolants, 4537 SizeOfPredicates, 73 NumberOfNonLiveVariables, 690 ConjunctsInSsa, 97 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ExceptionOrErrorResult: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: translation of (bvneg (_ BitVec 32) (_ BitVec 32)) not yet implemented, please contact Matthias: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-26 02:05:17,117 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-08-26 02:05:17,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...