./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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_0330b.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 e995ffcc578662ff54a75f288505ed41dc4317ce ................................................................................................................................................................................................................................................................................................................................................................... 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_0330b.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 e995ffcc578662ff54a75f288505ed41dc4317ce .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 08:26:36,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 08:26:36,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 08:26:36,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 08:26:36,699 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 08:26:36,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 08:26:36,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 08:26:36,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 08:26:36,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 08:26:36,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 08:26:36,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 08:26:36,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 08:26:36,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 08:26:36,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 08:26:36,732 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 08:26:36,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 08:26:36,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 08:26:36,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 08:26:36,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 08:26:36,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 08:26:36,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 08:26:36,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 08:26:36,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 08:26:36,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 08:26:36,759 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 08:26:36,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 08:26:36,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 08:26:36,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 08:26:36,761 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 08:26:36,762 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 08:26:36,762 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 08:26:36,763 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 08:26:36,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 08:26:36,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 08:26:36,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 08:26:36,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 08:26:36,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 08:26:36,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 08:26:36,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 08:26:36,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 08:26:36,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 08:26:36,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 08:26:36,802 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 08:26:36,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 08:26:36,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 08:26:36,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 08:26:36,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 08:26:36,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 08:26:36,806 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 08:26:36,806 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 08:26:36,807 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 08:26:36,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 08:26:36,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 08:26:36,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 08:26:36,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 08:26:36,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 08:26:36,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 08:26:36,808 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 08:26:36,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 08:26:36,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 08:26:36,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 08:26:36,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 08:26:36,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 08:26:36,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 08:26:36,810 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 08:26:36,810 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 08:26:36,810 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 08:26:36,810 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 08:26:36,811 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 08:26:36,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 08:26:36,811 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 08:26:36,811 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 08:26:36,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e995ffcc578662ff54a75f288505ed41dc4317ce [2021-08-29 08:26:37,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 08:26:37,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 08:26:37,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 08:26:37,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 08:26:37,134 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 08:26:37,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2021-08-29 08:26:37,200 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20336add/0bd56ec7158244049afdc672466aa76a/FLAGe3b3538a6 [2021-08-29 08:26:37,679 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 08:26:37,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2021-08-29 08:26:37,688 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20336add/0bd56ec7158244049afdc672466aa76a/FLAGe3b3538a6 [2021-08-29 08:26:38,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e20336add/0bd56ec7158244049afdc672466aa76a [2021-08-29 08:26:38,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 08:26:38,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 08:26:38,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 08:26:38,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 08:26:38,032 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 08:26:38,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e9ce74c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38, skipping insertion in model container [2021-08-29 08:26:38,034 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,040 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 08:26:38,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 08:26:38,423 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_0330b.c[15498,15511] [2021-08-29 08:26:38,426 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 08:26:38,449 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 08:26:38,540 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_0330b.c[15498,15511] [2021-08-29 08:26:38,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 08:26:38,568 INFO L208 MainTranslator]: Completed translation [2021-08-29 08:26:38,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38 WrapperNode [2021-08-29 08:26:38,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 08:26:38,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 08:26:38,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 08:26:38,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 08:26:38,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 08:26:38,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 08:26:38,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 08:26:38,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 08:26:38,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,826 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 08:26:38,875 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 08:26:38,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 08:26:38,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 08:26:38,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (1/1) ... [2021-08-29 08:26:38,882 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 08:26:38,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 08:26:38,905 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) [2021-08-29 08:26:38,925 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 [2021-08-29 08:26:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 08:26:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-08-29 08:26:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-29 08:26:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-08-29 08:26:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-29 08:26:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-08-29 08:26:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 08:26:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 08:26:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 08:26:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-29 08:26:39,832 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 08:26:39,832 INFO L299 CfgBuilder]: Removed 217 assume(true) statements. [2021-08-29 08:26:39,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:39 BoogieIcfgContainer [2021-08-29 08:26:39,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 08:26:39,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 08:26:39,837 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 08:26:39,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 08:26:39,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:26:38" (1/3) ... [2021-08-29 08:26:39,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9296ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:39, skipping insertion in model container [2021-08-29 08:26:39,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:38" (2/3) ... [2021-08-29 08:26:39,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9296ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:39, skipping insertion in model container [2021-08-29 08:26:39,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:39" (3/3) ... [2021-08-29 08:26:39,841 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0330b.c [2021-08-29 08:26:39,846 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 08:26:39,846 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-29 08:26:39,881 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 08:26:39,887 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 [2021-08-29 08:26:39,887 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-29 08:26:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 401 states, 399 states have (on average 1.7142857142857142) internal successors, (684), 400 states have internal predecessors, (684), 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) [2021-08-29 08:26:39,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-08-29 08:26:39,919 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:26:39,919 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:26:39,920 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:26:39,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:26:39,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1676715637, now seen corresponding path program 1 times [2021-08-29 08:26:39,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 08:26:39,933 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816630510] [2021-08-29 08:26:39,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:26:39,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 08:26:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 08:26:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:26:40,246 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 08:26:40,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816630510] [2021-08-29 08:26:40,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816630510] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 08:26:40,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 08:26:40,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 08:26:40,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716813837] [2021-08-29 08:26:40,252 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 08:26:40,252 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 08:26:40,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 08:26:40,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 08:26:40,275 INFO L87 Difference]: Start difference. First operand has 401 states, 399 states have (on average 1.7142857142857142) internal successors, (684), 400 states have internal predecessors, (684), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-08-29 08:26:40,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 08:26:40,963 INFO L93 Difference]: Finished difference Result 800 states and 1366 transitions. [2021-08-29 08:26:40,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 08:26:40,971 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-08-29 08:26:40,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 08:26:40,982 INFO L225 Difference]: With dead ends: 800 [2021-08-29 08:26:40,982 INFO L226 Difference]: Without dead ends: 398 [2021-08-29 08:26:40,986 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 08:26:40,989 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 463.89ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.17ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 630.33ms IncrementalHoareTripleChecker+Time [2021-08-29 08:26:40,990 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 524 Unknown, 0 Unchecked, 3.17ms Time], IncrementalHoareTripleChecker [0 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 630.33ms Time] [2021-08-29 08:26:41,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-08-29 08:26:41,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2021-08-29 08:26:41,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 397 states have (on average 1.3123425692695214) internal successors, (521), 397 states have internal predecessors, (521), 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) [2021-08-29 08:26:41,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 521 transitions. [2021-08-29 08:26:41,040 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 521 transitions. Word has length 10 [2021-08-29 08:26:41,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 08:26:41,041 INFO L470 AbstractCegarLoop]: Abstraction has 398 states and 521 transitions. [2021-08-29 08:26:41,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-08-29 08:26:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 521 transitions. [2021-08-29 08:26:41,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-29 08:26:41,042 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:26:41,042 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:26:41,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 08:26:41,043 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:26:41,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:26:41,043 INFO L82 PathProgramCache]: Analyzing trace with hash 282944462, now seen corresponding path program 1 times [2021-08-29 08:26:41,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 08:26:41,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437754795] [2021-08-29 08:26:41,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:26:41,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 08:26:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 08:26:41,127 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-29 08:26:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-29 08:26:41,227 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-29 08:26:41,228 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-08-29 08:26:41,229 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-08-29 08:26:41,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 08:26:41,235 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 08:26:41,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 08:26:41 BoogieIcfgContainer [2021-08-29 08:26:41,275 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 08:26:41,275 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 08:26:41,275 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 08:26:41,276 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 08:26:41,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:39" (3/4) ... [2021-08-29 08:26:41,278 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-29 08:26:41,279 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 08:26:41,279 INFO L158 Benchmark]: Toolchain (without parser) took 3253.22ms. Allocated memory was 52.4MB in the beginning and 104.9MB in the end (delta: 52.4MB). Free memory was 27.6MB in the beginning and 62.2MB in the end (delta: -34.7MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,280 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 60.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 08:26:41,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 540.54ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.4MB in the beginning and 28.3MB in the end (delta: -968.6kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,281 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.66ms. Allocated memory is still 62.9MB. Free memory was 28.1MB in the beginning and 34.7MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,282 INFO L158 Benchmark]: Boogie Preprocessor took 166.13ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 37.5MB in the end (delta: -2.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,282 INFO L158 Benchmark]: RCFGBuilder took 959.86ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 37.5MB in the beginning and 35.5MB in the end (delta: 2.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,283 INFO L158 Benchmark]: TraceAbstraction took 1438.15ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 34.9MB in the beginning and 63.1MB in the end (delta: -28.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-08-29 08:26:41,283 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 104.9MB. Free memory was 63.1MB in the beginning and 62.2MB in the end (delta: 812.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 08:26:41,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 33.9MB in the end (delta: 60.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 540.54ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 27.4MB in the beginning and 28.3MB in the end (delta: -968.6kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.66ms. Allocated memory is still 62.9MB. Free memory was 28.1MB in the beginning and 34.7MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 166.13ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 37.5MB in the end (delta: -2.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * RCFGBuilder took 959.86ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 37.5MB in the beginning and 35.5MB in the end (delta: 2.0MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1438.15ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 34.9MB in the beginning and 63.1MB in the end (delta: -28.1MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 104.9MB. Free memory was 63.1MB in the beginning and 62.2MB in the end (delta: 812.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 613]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 64, overapproximation of someUnaryDOUBLEoperation at line 500, overapproximation of bitwiseAnd at line 579, overapproximation of someBinaryArithmeticFLOAToperation at line 584. Possible FailurePath: [L18] static const float huge_floor = 1.0e30; [L86-L88] static const float two25_scalbn = 3.355443200e+07, twom25_scalbn = 2.9802322388e-08, huge_scalbn = 1.0e+30, tiny_scalbn = 1.0e-30; [L158] static const int init_jk_krempio[] = {4, 7, 9}; [L160-L164] static const float PIo2_krempio[] = { 1.5703125000e+00, 4.5776367188e-04, 2.5987625122e-05, 7.5437128544e-08, 6.0026650317e-11, 7.3896444519e-13, 5.3845816694e-15, 5.6378512969e-18, 8.3009228831e-20, 3.2756352257e-22, 6.3331015649e-25, }; [L166-L168] static const float zero_krempio = 0.0, one_krempio = 1.0, two8_krempio = 2.5600000000e+02, twon8_krempio = 3.9062500000e-03; [L343-L361] static const __int32_t two_over_pi_rempio[] = { 0xA2, 0xF9, 0x83, 0x6E, 0x4E, 0x44, 0x15, 0x29, 0xFC, 0x27, 0x57, 0xD1, 0xF5, 0x34, 0xDD, 0xC0, 0xDB, 0x62, 0x95, 0x99, 0x3C, 0x43, 0x90, 0x41, 0xFE, 0x51, 0x63, 0xAB, 0xDE, 0xBB, 0xC5, 0x61, 0xB7, 0x24, 0x6E, 0x3A, 0x42, 0x4D, 0xD2, 0xE0, 0x06, 0x49, 0x2E, 0xEA, 0x09, 0xD1, 0x92, 0x1C, 0xFE, 0x1D, 0xEB, 0x1C, 0xB1, 0x29, 0xA7, 0x3E, 0xE8, 0x82, 0x35, 0xF5, 0x2E, 0xBB, 0x44, 0x84, 0xE9, 0x9C, 0x70, 0x26, 0xB4, 0x5F, 0x7E, 0x41, 0x39, 0x91, 0xD6, 0x39, 0x83, 0x53, 0x39, 0xF4, 0x9C, 0x84, 0x5F, 0x8B, 0xBD, 0xF9, 0x28, 0x3B, 0x1F, 0xF8, 0x97, 0xFF, 0xDE, 0x05, 0x98, 0x0F, 0xEF, 0x2F, 0x11, 0x8B, 0x5A, 0x0A, 0x6D, 0x1F, 0x6D, 0x36, 0x7E, 0xCF, 0x27, 0xCB, 0x09, 0xB7, 0x4F, 0x46, 0x3F, 0x66, 0x9E, 0x5F, 0xEA, 0x2D, 0x75, 0x27, 0xBA, 0xC7, 0xEB, 0xE5, 0xF1, 0x7B, 0x3D, 0x07, 0x39, 0xF7, 0x8A, 0x52, 0x92, 0xEA, 0x6B, 0xFB, 0x5F, 0xB1, 0x1F, 0x8D, 0x5D, 0x08, 0x56, 0x03, 0x30, 0x46, 0xFC, 0x7B, 0x6B, 0xAB, 0xF0, 0xCF, 0xBC, 0x20, 0x9A, 0xF4, 0x36, 0x1D, 0xA9, 0xE3, 0x91, 0x61, 0x5E, 0xE6, 0x1B, 0x08, 0x65, 0x99, 0x85, 0x5F, 0x14, 0xA0, 0x68, 0x40, 0x8D, 0xFF, 0xD8, 0x80, 0x4D, 0x73, 0x27, 0x31, 0x06, 0x06, 0x15, 0x56, 0xCA, 0x73, 0xA8, 0xC9, 0x60, 0xE2, 0x7B, 0xC0, 0x8C, 0x6B, }; [L363-L369] static const __int32_t npio2_hw_rempio[] = { 0x3fc90f00, 0x40490f00, 0x4096cb00, 0x40c90f00, 0x40fb5300, 0x4116cb00, 0x412fed00, 0x41490f00, 0x41623100, 0x417b5300, 0x418a3a00, 0x4196cb00, 0x41a35c00, 0x41afed00, 0x41bc7e00, 0x41c90f00, 0x41d5a000, 0x41e23100, 0x41eec200, 0x41fb5300, 0x4203f200, 0x420a3a00, 0x42108300, 0x4216cb00, 0x421d1400, 0x42235c00, 0x4229a500, 0x422fed00, 0x42363600, 0x423c7e00, 0x4242c700, 0x42490f00}; [L371-L380] static const float zero_rempio = 0.0000000000e+00, half_rempio = 5.0000000000e-01, two8_rempio = 2.5600000000e+02, invpio2_rempio = 6.3661980629e-01, pio2_1_rempio = 1.5707855225e+00, pio2_1t_rempio = 1.0804334124e-05, pio2_2_rempio = 1.0804273188e-05, pio2_2t_rempio = 6.0770999344e-11, pio2_3_rempio = 6.0770943833e-11, pio2_3t_rempio = 6.1232342629e-17; [L500-L503] static const float half_ksin = 5.0000000000e-01, S1_ksin = -1.6666667163e-01, S2_ksin = 8.3333337680e-03, S3_ksin = -1.9841270114e-04, S4_ksin = 2.7557314297e-06, S5_ksin = -2.5050759689e-08, S6_ksin = 1.5896910177e-10; [L527-L530] static const float one_kcos = 1.0000000000e+00, C1_kcos = 4.1666667908e-02, C2_kcos = -1.3888889225e-03, C3_kcos = 2.4801587642e-05, C4_kcos = -2.7557314297e-07, C5_kcos = 2.0875723372e-09, C6_kcos = -1.1359647598e-11; [L567] static const float one_cos = 1.0; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L608] float x = -1.0f / 0.0f; [L570] float y[2], z = 0.0; [L571] __int32_t n, ix; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L574] ieee_float_shape_type gf_u; [L575] gf_u.value = (x) [L576] EXPR gf_u.word [L576] (ix) = gf_u.word [L579] ix &= 0x7fffffff VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L580] COND FALSE !(ix <= 0x3f490fd8) VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L583] COND TRUE !((ix) < 0x7f800000L) [L584] return x - x; [L584] return x - x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L609] float res = cos_float(x); [L64] return x != x; VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] [L612] COND TRUE !isnan_float(res) [L613] reach_error() VAL [C1_kcos=10416666977/250000000000, C3_kcos=12400793821/500000000000000, C5_kcos=5218930843/2500000000000000000, half_ksin=1/2, half_rempio=1/2, huge_floor=1000000000000000000000000000000, huge_scalbn=1000000000000000000000000000000, init_jk_krempio={19:0}, invpio2_rempio=63661980629/100000000000, npio2_hw_rempio={22:0}, one_cos=1, one_kcos=1, one_krempio=1, pio2_1_rempio=628314209/400000000, pio2_1t_rempio=2701083531/250000000000000, pio2_2_rempio=2701068297/250000000000000, pio2_2t_rempio=3798187459/62500000000000000000, pio2_3_rempio=60770943833/1000000000000000000000, pio2_3t_rempio=61232342629/1000000000000000000000000000, PIo2_krempio={18:0}, S2_ksin=1041666721/125000000000, S4_ksin=27557314297/10000000000000000, S6_ksin=15896910177/100000000000000000000, tiny_scalbn=1/1000000000000000000000000000000, two25_scalbn=33554432, two8_krempio=256, two8_rempio=256, two_over_pi_rempio={14:0}, twom25_scalbn=7450580597/250000000000000000, twon8_krempio=1/256, zero_krempio=0, zero_rempio=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 401 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1354.16ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 16.39ms, AutomataDifference: 738.60ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 15.53ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 630.33ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 463.89ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 524 IncrementalHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 524 mSolverCounterSat, 3.17ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.03ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 37.20ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 18.88ms SsaConstructionTime, 201.33ms SatisfiabilityAnalysisTime, 116.40ms InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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 [2021-08-29 08:26:41,328 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-wip.dd.seqcomp-5fbdf5b [2021-08-29 08:26:43,149 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 08:26:43,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 08:26:43,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 08:26:43,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 08:26:43,194 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 08:26:43,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 08:26:43,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 08:26:43,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 08:26:43,206 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 08:26:43,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 08:26:43,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 08:26:43,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 08:26:43,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 08:26:43,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 08:26:43,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 08:26:43,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 08:26:43,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 08:26:43,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 08:26:43,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 08:26:43,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 08:26:43,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 08:26:43,244 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 08:26:43,245 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 08:26:43,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 08:26:43,252 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 08:26:43,252 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 08:26:43,253 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 08:26:43,254 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 08:26:43,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 08:26:43,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 08:26:43,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 08:26:43,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 08:26:43,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 08:26:43,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 08:26:43,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 08:26:43,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 08:26:43,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 08:26:43,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 08:26:43,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 08:26:43,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 08:26:43,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-08-29 08:26:43,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 08:26:43,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 08:26:43,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 08:26:43,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 08:26:43,302 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 08:26:43,302 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 08:26:43,302 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 08:26:43,303 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 08:26:43,303 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 08:26:43,303 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 08:26:43,304 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 08:26:43,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 08:26:43,304 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 08:26:43,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 08:26:43,305 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-29 08:26:43,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-29 08:26:43,305 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 08:26:43,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 08:26:43,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 08:26:43,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 08:26:43,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 08:26:43,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 08:26:43,306 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 08:26:43,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 08:26:43,307 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 08:26:43,307 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 08:26:43,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 08:26:43,307 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-29 08:26:43,308 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-29 08:26:43,308 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 08:26:43,308 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 08:26:43,308 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-29 08:26:43,309 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e995ffcc578662ff54a75f288505ed41dc4317ce [2021-08-29 08:26:43,656 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 08:26:43,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 08:26:43,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 08:26:43,683 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 08:26:43,684 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 08:26:43,685 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2021-08-29 08:26:43,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25900e1cd/06ea7912fc1d42d28727c9e38235f2da/FLAG40c5ff52b [2021-08-29 08:26:44,169 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 08:26:44,170 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/float_req_bl_0330b.c [2021-08-29 08:26:44,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25900e1cd/06ea7912fc1d42d28727c9e38235f2da/FLAG40c5ff52b [2021-08-29 08:26:44,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25900e1cd/06ea7912fc1d42d28727c9e38235f2da [2021-08-29 08:26:44,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 08:26:44,547 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 08:26:44,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 08:26:44,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 08:26:44,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 08:26:44,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:44" (1/1) ... [2021-08-29 08:26:44,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228275d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:44, skipping insertion in model container [2021-08-29 08:26:44,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 08:26:44" (1/1) ... [2021-08-29 08:26:44,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 08:26:44,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 08:26:44,969 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_0330b.c[15498,15511] [2021-08-29 08:26:44,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 08:26:45,033 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 08:26:45,143 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_0330b.c[15498,15511] [2021-08-29 08:26:45,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 08:26:45,201 INFO L208 MainTranslator]: Completed translation [2021-08-29 08:26:45,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45 WrapperNode [2021-08-29 08:26:45,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 08:26:45,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 08:26:45,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 08:26:45,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 08:26:45,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 08:26:45,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 08:26:45,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 08:26:45,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 08:26:45,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,324 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 08:26:45,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 08:26:45,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 08:26:45,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 08:26:45,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (1/1) ... [2021-08-29 08:26:45,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 08:26:45,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 08:26:45,440 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) [2021-08-29 08:26:45,456 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 [2021-08-29 08:26:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-08-29 08:26:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 08:26:45,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 08:26:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-08-29 08:26:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-29 08:26:46,363 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 08:26:46,364 INFO L299 CfgBuilder]: Removed 217 assume(true) statements. [2021-08-29 08:26:46,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:46 BoogieIcfgContainer [2021-08-29 08:26:46,366 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 08:26:46,368 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 08:26:46,368 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 08:26:46,370 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 08:26:46,370 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 08:26:44" (1/3) ... [2021-08-29 08:26:46,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e477753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:46, skipping insertion in model container [2021-08-29 08:26:46,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 08:26:45" (2/3) ... [2021-08-29 08:26:46,371 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e477753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 08:26:46, skipping insertion in model container [2021-08-29 08:26:46,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:46" (3/3) ... [2021-08-29 08:26:46,373 INFO L111 eAbstractionObserver]: Analyzing ICFG float_req_bl_0330b.c [2021-08-29 08:26:46,377 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 08:26:46,377 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-29 08:26:46,423 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 08:26:46,429 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 [2021-08-29 08:26:46,429 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-29 08:26:46,459 INFO L276 IsEmpty]: Start isEmpty. Operand has 401 states, 399 states have (on average 1.7142857142857142) internal successors, (684), 400 states have internal predecessors, (684), 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) [2021-08-29 08:26:46,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-08-29 08:26:46,464 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:26:46,465 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:26:46,465 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:26:46,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:26:46,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1676715637, now seen corresponding path program 1 times [2021-08-29 08:26:46,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-29 08:26:46,483 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2062270389] [2021-08-29 08:26:46,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:26:46,484 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-29 08:26:46,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-29 08:26:46,486 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) [2021-08-29 08:26:46,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-08-29 08:26:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 08:26:47,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2021-08-29 08:26:47,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 08:26:47,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:26:47,755 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 08:26:47,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:26:47,781 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-29 08:26:47,782 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2062270389] [2021-08-29 08:26:47,782 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2062270389] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-29 08:26:47,782 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-29 08:26:47,783 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-08-29 08:26:47,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516549960] [2021-08-29 08:26:47,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 08:26:47,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-29 08:26:47,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 08:26:47,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 08:26:47,812 INFO L87 Difference]: Start difference. First operand has 401 states, 399 states have (on average 1.7142857142857142) internal successors, (684), 400 states have internal predecessors, (684), 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 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-08-29 08:26:50,149 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:26:52,338 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:26:54,680 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:00,154 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:02,316 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:04,511 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:06,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:08,809 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:10,986 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:13,098 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:15,312 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:17,531 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:19,701 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:21,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:24,219 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:26,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:28,820 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:31,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:33,565 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:35,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:41,737 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:44,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:47,224 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:27:52,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 08:27:52,618 INFO L93 Difference]: Finished difference Result 800 states and 1366 transitions. [2021-08-29 08:27:52,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 08:27:52,634 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 10 [2021-08-29 08:27:52,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 08:27:52,644 INFO L225 Difference]: With dead ends: 800 [2021-08-29 08:27:52,644 INFO L226 Difference]: Without dead ends: 398 [2021-08-29 08:27:52,647 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.07ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 08:27:52,650 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 0 mSolverCounterUnsat, 21 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62907.22ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.21ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 21 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64673.26ms IncrementalHoareTripleChecker+Time [2021-08-29 08:27:52,651 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 524 Unknown, 0 Unchecked, 8.21ms Time], IncrementalHoareTripleChecker [0 Valid, 503 Invalid, 21 Unknown, 0 Unchecked, 64673.26ms Time] [2021-08-29 08:27:52,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2021-08-29 08:27:52,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2021-08-29 08:27:52,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 397 states have (on average 1.3123425692695214) internal successors, (521), 397 states have internal predecessors, (521), 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) [2021-08-29 08:27:52,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 521 transitions. [2021-08-29 08:27:52,702 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 521 transitions. Word has length 10 [2021-08-29 08:27:52,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 08:27:52,702 INFO L470 AbstractCegarLoop]: Abstraction has 398 states and 521 transitions. [2021-08-29 08:27:52,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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) [2021-08-29 08:27:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 521 transitions. [2021-08-29 08:27:52,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-29 08:27:52,703 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:27:52,703 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:27:52,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-08-29 08:27:52,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-29 08:27:52,913 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:27:52,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:27:52,914 INFO L82 PathProgramCache]: Analyzing trace with hash 282944462, now seen corresponding path program 1 times [2021-08-29 08:27:52,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-29 08:27:52,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [586568642] [2021-08-29 08:27:52,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:27:52,915 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-29 08:27:52,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-29 08:27:52,917 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) [2021-08-29 08:27:52,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-08-29 08:27:53,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 08:27:54,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-29 08:27:54,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 08:27:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:27:54,562 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 08:27:55,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:27:55,293 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-29 08:27:55,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [586568642] [2021-08-29 08:27:55,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [586568642] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-29 08:27:55,293 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-29 08:27:55,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-08-29 08:27:55,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582963243] [2021-08-29 08:27:55,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-29 08:27:55,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-29 08:27:55,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-29 08:27:55,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-08-29 08:27:55,296 INFO L87 Difference]: Start difference. First operand 398 states and 521 transitions. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-08-29 08:27:58,345 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:00,610 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:03,383 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:07,284 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:10,914 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:12,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:14,999 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:17,202 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:19,505 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:21,745 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:23,867 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:26,191 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:28,781 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:31,004 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:33,240 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:36,016 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:38,163 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:41,084 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:44,141 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:47,535 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:49,861 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:28:54,667 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:07,081 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:09,240 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:11,248 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:13,254 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:19,194 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:24,157 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:39,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 08:29:39,198 INFO L93 Difference]: Finished difference Result 510 states and 661 transitions. [2021-08-29 08:29:39,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-29 08:29:39,200 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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 11 [2021-08-29 08:29:39,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 08:29:39,202 INFO L225 Difference]: With dead ends: 510 [2021-08-29 08:29:39,202 INFO L226 Difference]: Without dead ends: 505 [2021-08-29 08:29:39,203 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 931.71ms TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-08-29 08:29:39,203 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 395 mSDsluCounter, 2612 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 0 mSolverCounterUnsat, 25 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 99091.52ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 395 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 3387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 54.34ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 25 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 103445.91ms IncrementalHoareTripleChecker+Time [2021-08-29 08:29:39,204 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [395 Valid, 0 Invalid, 3387 Unknown, 0 Unchecked, 54.34ms Time], IncrementalHoareTripleChecker [0 Valid, 3362 Invalid, 25 Unknown, 0 Unchecked, 103445.91ms Time] [2021-08-29 08:29:39,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 505 states. [2021-08-29 08:29:39,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 505 to 398. [2021-08-29 08:29:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 397 states have (on average 1.309823677581864) internal successors, (520), 397 states have internal predecessors, (520), 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) [2021-08-29 08:29:39,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 520 transitions. [2021-08-29 08:29:39,233 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 520 transitions. Word has length 11 [2021-08-29 08:29:39,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 08:29:39,234 INFO L470 AbstractCegarLoop]: Abstraction has 398 states and 520 transitions. [2021-08-29 08:29:39,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-08-29 08:29:39,234 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 520 transitions. [2021-08-29 08:29:39,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-08-29 08:29:39,235 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:29:39,235 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:29:39,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-08-29 08:29:39,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-29 08:29:39,438 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:29:39,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:29:39,438 INFO L82 PathProgramCache]: Analyzing trace with hash 2053694067, now seen corresponding path program 1 times [2021-08-29 08:29:39,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-29 08:29:39,439 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1294737071] [2021-08-29 08:29:39,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:29:39,440 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-29 08:29:39,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-29 08:29:39,440 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) [2021-08-29 08:29:39,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-08-29 08:29:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 08:29:40,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-29 08:29:40,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 08:29:40,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:29:40,844 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 08:29:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:29:41,196 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-29 08:29:41,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1294737071] [2021-08-29 08:29:41,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1294737071] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-29 08:29:41,197 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-29 08:29:41,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-08-29 08:29:41,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893957841] [2021-08-29 08:29:41,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 08:29:41,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-29 08:29:41,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 08:29:41,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-08-29 08:29:41,198 INFO L87 Difference]: Start difference. First operand 398 states and 520 transitions. Second operand has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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) [2021-08-29 08:29:42,893 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:44,779 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:48,047 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:51,397 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:53,557 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:55,702 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:29:57,914 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:00,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:02,270 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:04,485 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:06,684 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:08,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:11,205 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:13,347 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:16,072 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:18,263 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:20,250 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:22,363 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:24,529 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:27,499 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:31,612 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:33,731 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:36,393 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:39,280 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-08-29 08:30:43,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 08:30:43,917 INFO L93 Difference]: Finished difference Result 403 states and 524 transitions. [2021-08-29 08:30:43,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 08:30:43,919 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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 [2021-08-29 08:30:43,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 08:30:43,920 INFO L225 Difference]: With dead ends: 403 [2021-08-29 08:30:43,920 INFO L226 Difference]: Without dead ends: 386 [2021-08-29 08:30:43,921 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 338.15ms TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-08-29 08:30:43,921 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 1437 mSDsCounter, 0 mSdLazyCounter, 481 mSolverCounterSat, 0 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60866.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.38ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 481 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 1446 IncrementalHoareTripleChecker+Unchecked, 62638.86ms IncrementalHoareTripleChecker+Time [2021-08-29 08:30:43,922 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 1945 Unknown, 0 Unchecked, 9.38ms Time], IncrementalHoareTripleChecker [0 Valid, 481 Invalid, 18 Unknown, 1446 Unchecked, 62638.86ms Time] [2021-08-29 08:30:43,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-08-29 08:30:43,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 386. [2021-08-29 08:30:43,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 386 states, 385 states have (on average 1.3064935064935066) internal successors, (503), 385 states have internal predecessors, (503), 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) [2021-08-29 08:30:43,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 503 transitions. [2021-08-29 08:30:43,933 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 503 transitions. Word has length 16 [2021-08-29 08:30:43,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 08:30:43,933 INFO L470 AbstractCegarLoop]: Abstraction has 386 states and 503 transitions. [2021-08-29 08:30:43,934 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.625) internal successors, (21), 8 states have internal predecessors, (21), 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) [2021-08-29 08:30:43,934 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 503 transitions. [2021-08-29 08:30:43,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-08-29 08:30:43,935 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 08:30:43,935 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 08:30:43,975 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-08-29 08:30:44,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-29 08:30:44,149 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 08:30:44,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 08:30:44,150 INFO L82 PathProgramCache]: Analyzing trace with hash -698404153, now seen corresponding path program 1 times [2021-08-29 08:30:44,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-08-29 08:30:44,150 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [442753978] [2021-08-29 08:30:44,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 08:30:44,151 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-08-29 08:30:44,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-08-29 08:30:44,154 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) [2021-08-29 08:30:44,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-08-29 08:30:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 08:30:45,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-29 08:30:45,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-29 08:30:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:30:45,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-29 08:30:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 08:30:46,099 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-08-29 08:30:46,099 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [442753978] [2021-08-29 08:30:46,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [442753978] provided 2 perfect and 0 imperfect interpolant sequences [2021-08-29 08:30:46,099 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-08-29 08:30:46,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-08-29 08:30:46,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309167198] [2021-08-29 08:30:46,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-08-29 08:30:46,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-08-29 08:30:46,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-29 08:30:46,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-08-29 08:30:46,101 INFO L87 Difference]: Start difference. First operand 386 states and 503 transitions. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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) [2021-08-29 08:30:46,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 08:30:46,174 INFO L93 Difference]: Finished difference Result 386 states and 503 transitions. [2021-08-29 08:30:46,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 08:30:46,176 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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 [2021-08-29 08:30:46,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 08:30:46,176 INFO L225 Difference]: With dead ends: 386 [2021-08-29 08:30:46,176 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 08:30:46,177 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 382.42ms TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-08-29 08:30:46,177 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 60.68ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.05ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 5 IncrementalHoareTripleChecker+Unchecked, 69.84ms IncrementalHoareTripleChecker+Time [2021-08-29 08:30:46,178 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 9 Unknown, 0 Unchecked, 0.05ms Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 5 Unchecked, 69.84ms Time] [2021-08-29 08:30:46,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 08:30:46,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 08:30:46,179 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) [2021-08-29 08:30:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 08:30:46,179 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2021-08-29 08:30:46,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 08:30:46,179 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 08:30:46,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 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) [2021-08-29 08:30:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 08:30:46,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 08:30:46,181 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-08-29 08:30:46,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-08-29 08:30:46,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-08-29 08:30:46,387 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 08:30:46,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,485 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:46,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L300(line 300) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L103(lines 103 104) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L103-1(lines 103 104) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L103-2(lines 103 104) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L103-3(lines 103 104) no Hoare annotation was computed. [2021-08-29 08:30:47,120 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 302 303) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L854 garLoopResultBuilder]: At program point L302-3(lines 302 303) the Hoare annotation is: false [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L302-4(lines 299 339) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105-2(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105-3(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105-5(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105-6(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,121 INFO L858 garLoopResultBuilder]: For program point L105-8(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L858 garLoopResultBuilder]: For program point L105-9(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L858 garLoopResultBuilder]: For program point L105-11(lines 105 115) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L858 garLoopResultBuilder]: For program point L436-1(lines 436 440) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L854 garLoopResultBuilder]: At program point L436-2(lines 436 440) the Hoare annotation is: false [2021-08-29 08:30:47,122 INFO L858 garLoopResultBuilder]: For program point L436-3(lines 436 440) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L858 garLoopResultBuilder]: For program point L304-1(line 304) no Hoare annotation was computed. [2021-08-29 08:30:47,122 INFO L854 garLoopResultBuilder]: At program point L569(lines 569 599) the Hoare annotation is: (and (= ULTIMATE.start_cos_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start_cos_float_#res| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven)) [2021-08-29 08:30:47,123 INFO L858 garLoopResultBuilder]: For program point L107-1(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,123 INFO L854 garLoopResultBuilder]: At program point L107-2(lines 107 111) the Hoare annotation is: false [2021-08-29 08:30:47,123 INFO L858 garLoopResultBuilder]: For program point L41(lines 41 42) no Hoare annotation was computed. [2021-08-29 08:30:47,123 INFO L858 garLoopResultBuilder]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,123 INFO L858 garLoopResultBuilder]: For program point L107-5(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,123 INFO L854 garLoopResultBuilder]: At program point L107-6(lines 107 111) the Hoare annotation is: false [2021-08-29 08:30:47,123 INFO L858 garLoopResultBuilder]: For program point L107-7(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,124 INFO L858 garLoopResultBuilder]: For program point L107-9(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,124 INFO L854 garLoopResultBuilder]: At program point L107-10(lines 107 111) the Hoare annotation is: false [2021-08-29 08:30:47,124 INFO L858 garLoopResultBuilder]: For program point L107-11(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,124 INFO L858 garLoopResultBuilder]: For program point L107-13(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,124 INFO L854 garLoopResultBuilder]: At program point L107-14(lines 107 111) the Hoare annotation is: false [2021-08-29 08:30:47,124 INFO L858 garLoopResultBuilder]: For program point L107-15(lines 107 111) no Hoare annotation was computed. [2021-08-29 08:30:47,124 INFO L858 garLoopResultBuilder]: For program point L306(line 306) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L306-2(line 306) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L307(line 307) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L43(lines 43 47) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L44(lines 44 45) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L44-2(lines 44 45) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L858 garLoopResultBuilder]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2021-08-29 08:30:47,125 INFO L854 garLoopResultBuilder]: At program point L573-2(lines 573 577) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= ULTIMATE.start_cos_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (= currentRoundingMode roundNearestTiesToEven)) [2021-08-29 08:30:47,126 INFO L858 garLoopResultBuilder]: For program point L573-3(lines 573 577) no Hoare annotation was computed. [2021-08-29 08:30:47,126 INFO L858 garLoopResultBuilder]: For program point L309-2(lines 309 310) no Hoare annotation was computed. [2021-08-29 08:30:47,126 INFO L854 garLoopResultBuilder]: At program point L309-3(lines 309 310) the Hoare annotation is: false [2021-08-29 08:30:47,126 INFO L858 garLoopResultBuilder]: For program point L309-4(lines 299 339) no Hoare annotation was computed. [2021-08-29 08:30:47,126 INFO L858 garLoopResultBuilder]: For program point L508-1(lines 508 512) no Hoare annotation was computed. [2021-08-29 08:30:47,126 INFO L858 garLoopResultBuilder]: For program point L442(lines 442 461) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L854 garLoopResultBuilder]: At program point L508-2(lines 508 512) the Hoare annotation is: false [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L442-1(lines 430 462) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L508-3(lines 508 512) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L508-5(lines 508 512) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L854 garLoopResultBuilder]: At program point L508-6(lines 508 512) the Hoare annotation is: false [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L508-7(lines 508 512) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L244(lines 244 245) no Hoare annotation was computed. [2021-08-29 08:30:47,127 INFO L858 garLoopResultBuilder]: For program point L311-1(line 311) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L113(lines 113 114) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L113-1(lines 113 114) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L113-2(lines 113 114) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L113-3(lines 113 114) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L180(lines 180 181) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L180-2(lines 180 181) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L313-2(lines 313 314) no Hoare annotation was computed. [2021-08-29 08:30:47,128 INFO L854 garLoopResultBuilder]: At program point L313-3(lines 313 314) the Hoare annotation is: false [2021-08-29 08:30:47,128 INFO L858 garLoopResultBuilder]: For program point L313-4(lines 299 339) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L50(lines 50 53) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L249-1(lines 171 341) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L117(lines 117 118) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L117-1(lines 117 118) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L117-2(lines 117 118) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L117-3(lines 117 118) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L580(lines 580 598) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L514(lines 514 517) no Hoare annotation was computed. [2021-08-29 08:30:47,129 INFO L858 garLoopResultBuilder]: For program point L514-2(lines 514 517) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L448-1(lines 448 452) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L514-3(lines 514 517) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L854 garLoopResultBuilder]: At program point L448-2(lines 448 452) the Hoare annotation is: false [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L448-3(lines 448 452) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L514-5(lines 514 517) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L515(lines 515 516) no Hoare annotation was computed. [2021-08-29 08:30:47,130 INFO L858 garLoopResultBuilder]: For program point L515-1(lines 515 516) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L317(line 317) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L251-2(lines 251 252) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L854 garLoopResultBuilder]: At program point L251-3(lines 251 252) the Hoare annotation is: false [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L119(lines 119 126) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L251-4(lines 249 266) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L119-1(lines 119 126) no Hoare annotation was computed. [2021-08-29 08:30:47,131 INFO L858 garLoopResultBuilder]: For program point L119-2(lines 119 126) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L119-3(lines 119 126) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L854 garLoopResultBuilder]: At program point L318-3(lines 318 322) the Hoare annotation is: false [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L318-4(lines 318 322) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L186-2(lines 186 187) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L854 garLoopResultBuilder]: At program point L186-3(lines 186 187) the Hoare annotation is: false [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L120-1(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,132 INFO L858 garLoopResultBuilder]: For program point L186-4(lines 186 187) no Hoare annotation was computed. [2021-08-29 08:30:47,133 INFO L854 garLoopResultBuilder]: At program point L120-2(lines 120 124) the Hoare annotation is: false [2021-08-29 08:30:47,133 INFO L858 garLoopResultBuilder]: For program point L120-3(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,133 INFO L858 garLoopResultBuilder]: For program point L120-5(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,133 INFO L854 garLoopResultBuilder]: At program point L120-6(lines 120 124) the Hoare annotation is: false [2021-08-29 08:30:47,133 INFO L858 garLoopResultBuilder]: For program point L120-7(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,133 INFO L858 garLoopResultBuilder]: For program point L120-9(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,133 INFO L854 garLoopResultBuilder]: At program point L120-10(lines 120 124) the Hoare annotation is: false [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L120-11(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L120-13(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,134 INFO L854 garLoopResultBuilder]: At program point L120-14(lines 120 124) the Hoare annotation is: false [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L120-15(lines 120 124) no Hoare annotation was computed. [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L583(lines 583 598) no Hoare annotation was computed. [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L187(line 187) no Hoare annotation was computed. [2021-08-29 08:30:47,134 INFO L858 garLoopResultBuilder]: For program point L187-2(line 187) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L55(lines 55 59) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L55-1(lines 20 61) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L55-2(lines 55 59) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L254-1(lines 254 255) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L254-3(lines 254 255) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L854 garLoopResultBuilder]: At program point L254-4(lines 254 255) the Hoare annotation is: false [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L254-5(lines 254 255) no Hoare annotation was computed. [2021-08-29 08:30:47,135 INFO L858 garLoopResultBuilder]: For program point L189-2(lines 189 193) no Hoare annotation was computed. [2021-08-29 08:30:47,136 INFO L854 garLoopResultBuilder]: At program point L189-3(lines 189 193) the Hoare annotation is: false [2021-08-29 08:30:47,136 INFO L858 garLoopResultBuilder]: For program point L189-4(lines 189 193) no Hoare annotation was computed. [2021-08-29 08:30:47,136 INFO L858 garLoopResultBuilder]: For program point L454(lines 454 460) no Hoare annotation was computed. [2021-08-29 08:30:47,136 INFO L858 garLoopResultBuilder]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2021-08-29 08:30:47,136 INFO L854 garLoopResultBuilder]: At program point L388-2(lines 388 392) the Hoare annotation is: false [2021-08-29 08:30:47,136 INFO L858 garLoopResultBuilder]: For program point L388-3(lines 388 392) no Hoare annotation was computed. [2021-08-29 08:30:47,136 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L858 garLoopResultBuilder]: For program point L190-2(lines 190 191) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L854 garLoopResultBuilder]: At program point L190-3(lines 190 191) the Hoare annotation is: false [2021-08-29 08:30:47,137 INFO L858 garLoopResultBuilder]: For program point L190-4(lines 190 191) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L858 garLoopResultBuilder]: For program point L521(lines 521 524) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L858 garLoopResultBuilder]: For program point L521-1(lines 521 524) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L858 garLoopResultBuilder]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2021-08-29 08:30:47,137 INFO L854 garLoopResultBuilder]: At program point L323-3(lines 323 327) the Hoare annotation is: false [2021-08-29 08:30:47,138 INFO L858 garLoopResultBuilder]: For program point L257-2(lines 257 262) no Hoare annotation was computed. [2021-08-29 08:30:47,138 INFO L858 garLoopResultBuilder]: For program point L323-4(lines 323 327) no Hoare annotation was computed. [2021-08-29 08:30:47,138 INFO L854 garLoopResultBuilder]: At program point L257-3(lines 257 262) the Hoare annotation is: false [2021-08-29 08:30:47,138 INFO L858 garLoopResultBuilder]: For program point L257-4(lines 257 262) no Hoare annotation was computed. [2021-08-29 08:30:47,138 INFO L858 garLoopResultBuilder]: For program point L588(lines 588 597) no Hoare annotation was computed. [2021-08-29 08:30:47,138 INFO L854 garLoopResultBuilder]: At program point L60(lines 20 61) the Hoare annotation is: false [2021-08-29 08:30:47,138 INFO L858 garLoopResultBuilder]: For program point L589(line 589) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L259-2(lines 259 260) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L854 garLoopResultBuilder]: At program point L259-3(lines 259 260) the Hoare annotation is: false [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L127(lines 127 132) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L259-4(lines 259 260) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L127-1(lines 127 132) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L127-2(lines 127 132) no Hoare annotation was computed. [2021-08-29 08:30:47,139 INFO L858 garLoopResultBuilder]: For program point L127-3(lines 127 132) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L854 garLoopResultBuilder]: At program point L524(lines 505 525) the Hoare annotation is: false [2021-08-29 08:30:47,140 INFO L854 garLoopResultBuilder]: At program point L524-1(lines 505 525) the Hoare annotation is: false [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L128(lines 128 131) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L128-1(lines 128 131) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L128-2(lines 128 131) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L128-3(lines 128 131) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L591(line 591) no Hoare annotation was computed. [2021-08-29 08:30:47,140 INFO L858 garLoopResultBuilder]: For program point L394(lines 394 398) no Hoare annotation was computed. [2021-08-29 08:30:47,141 INFO L858 garLoopResultBuilder]: For program point L328-2(lines 328 329) no Hoare annotation was computed. [2021-08-29 08:30:47,141 INFO L854 garLoopResultBuilder]: At program point L328-3(lines 328 329) the Hoare annotation is: false [2021-08-29 08:30:47,141 INFO L858 garLoopResultBuilder]: For program point L328-4(lines 299 339) no Hoare annotation was computed. [2021-08-29 08:30:47,141 INFO L854 garLoopResultBuilder]: At program point L64(line 64) the Hoare annotation is: (and (= ULTIMATE.start_cos_float_~x (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24))) (= |ULTIMATE.start_cos_float_#res| (let ((.cse0 (fp.div roundNearestTiesToEven (fp.neg ((_ to_fp 8 24) roundNearestTiesToEven 1.0)) (_ +zero 8 24)))) (fp.sub roundNearestTiesToEven .cse0 .cse0))) (= currentRoundingMode roundNearestTiesToEven) (= (_ bv1 32) |ULTIMATE.start_isnan_float_#res|)) [2021-08-29 08:30:47,141 INFO L858 garLoopResultBuilder]: For program point L593(line 593) no Hoare annotation was computed. [2021-08-29 08:30:47,141 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 613) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L854 garLoopResultBuilder]: At program point L264(lines 171 341) the Hoare annotation is: false [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point L198-2(lines 198 202) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L854 garLoopResultBuilder]: At program point L198-3(lines 198 202) the Hoare annotation is: false [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point L198-4(lines 198 202) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point L595(line 595) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point L464(lines 464 469) no Hoare annotation was computed. [2021-08-29 08:30:47,142 INFO L858 garLoopResultBuilder]: For program point L134-1(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,143 INFO L854 garLoopResultBuilder]: At program point L134-2(lines 134 138) the Hoare annotation is: false [2021-08-29 08:30:47,143 INFO L858 garLoopResultBuilder]: For program point L68-1(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,143 INFO L858 garLoopResultBuilder]: For program point L134-3(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,143 INFO L854 garLoopResultBuilder]: At program point L68-2(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,143 INFO L858 garLoopResultBuilder]: For program point L134-5(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,143 INFO L854 garLoopResultBuilder]: At program point L134-6(lines 134 138) the Hoare annotation is: false [2021-08-29 08:30:47,143 INFO L858 garLoopResultBuilder]: For program point L68-5(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,144 INFO L858 garLoopResultBuilder]: For program point L134-7(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,144 INFO L854 garLoopResultBuilder]: At program point L68-6(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,144 INFO L858 garLoopResultBuilder]: For program point L134-9(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,144 INFO L854 garLoopResultBuilder]: At program point L134-10(lines 134 138) the Hoare annotation is: false [2021-08-29 08:30:47,144 INFO L858 garLoopResultBuilder]: For program point L68-9(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,144 INFO L858 garLoopResultBuilder]: For program point L134-11(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,144 INFO L854 garLoopResultBuilder]: At program point L68-10(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,144 INFO L858 garLoopResultBuilder]: For program point L134-13(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L854 garLoopResultBuilder]: At program point L134-14(lines 134 138) the Hoare annotation is: false [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L68-13(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L134-15(lines 134 138) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L854 garLoopResultBuilder]: At program point L68-14(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L68-17(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L854 garLoopResultBuilder]: At program point L68-18(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L68-21(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,145 INFO L854 garLoopResultBuilder]: At program point L68-22(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,145 INFO L858 garLoopResultBuilder]: For program point L68-25(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-26(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L68-29(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-30(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L68-33(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-34(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L68-37(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-38(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L68-41(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-42(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L68-45(lines 68 72) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L68-46(lines 68 72) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L400(lines 400 422) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L402(lines 402 409) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L402-2(lines 402 409) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L535-1(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L854 garLoopResultBuilder]: At program point L535-2(lines 535 539) the Hoare annotation is: false [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L535-3(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,146 INFO L858 garLoopResultBuilder]: For program point L535-5(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,147 INFO L854 garLoopResultBuilder]: At program point L535-6(lines 535 539) the Hoare annotation is: false [2021-08-29 08:30:47,147 INFO L858 garLoopResultBuilder]: For program point L535-7(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,147 INFO L858 garLoopResultBuilder]: For program point L271-1(lines 271 274) no Hoare annotation was computed. [2021-08-29 08:30:47,147 INFO L858 garLoopResultBuilder]: For program point L535-9(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,147 INFO L854 garLoopResultBuilder]: At program point L535-10(lines 535 539) the Hoare annotation is: false [2021-08-29 08:30:47,147 INFO L854 garLoopResultBuilder]: At program point L271-3(lines 271 274) the Hoare annotation is: false [2021-08-29 08:30:47,147 INFO L858 garLoopResultBuilder]: For program point L535-11(lines 535 539) no Hoare annotation was computed. [2021-08-29 08:30:47,147 INFO L854 garLoopResultBuilder]: At program point L139(lines 90 140) the Hoare annotation is: false [2021-08-29 08:30:47,148 INFO L854 garLoopResultBuilder]: At program point L139-1(lines 90 140) the Hoare annotation is: false [2021-08-29 08:30:47,148 INFO L858 garLoopResultBuilder]: For program point L73(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,148 INFO L854 garLoopResultBuilder]: At program point L139-2(lines 90 140) the Hoare annotation is: false [2021-08-29 08:30:47,148 INFO L858 garLoopResultBuilder]: For program point L73-1(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,148 INFO L854 garLoopResultBuilder]: At program point L139-3(lines 90 140) the Hoare annotation is: false [2021-08-29 08:30:47,148 INFO L858 garLoopResultBuilder]: For program point L73-3(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,148 INFO L858 garLoopResultBuilder]: For program point L73-4(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,148 INFO L858 garLoopResultBuilder]: For program point L73-6(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,149 INFO L858 garLoopResultBuilder]: For program point L73-7(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,149 INFO L858 garLoopResultBuilder]: For program point L73-9(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,149 INFO L858 garLoopResultBuilder]: For program point L73-10(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,149 INFO L858 garLoopResultBuilder]: For program point L73-12(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-13(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-15(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-16(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-18(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-19(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-21(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-22(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-24(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-25(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-27(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,150 INFO L858 garLoopResultBuilder]: For program point L73-28(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L73-30(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L73-31(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L73-33(lines 73 77) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L73-34(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L472(lines 472 475) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L854 garLoopResultBuilder]: At program point L340(lines 170 341) the Hoare annotation is: false [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L209(lines 209 217) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L143-1(lines 143 147) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L854 garLoopResultBuilder]: At program point L143-2(lines 143 147) the Hoare annotation is: false [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L78-1(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L78-2(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L78-3(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,151 INFO L858 garLoopResultBuilder]: For program point L78-4(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-5(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-6(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-7(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-8(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-9(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-10(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,152 INFO L858 garLoopResultBuilder]: For program point L78-11(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-12(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-13(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-14(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-15(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-16(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L541(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-17(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-18(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L541-2(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,153 INFO L858 garLoopResultBuilder]: For program point L78-19(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-20(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L541-3(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-21(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-22(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L541-5(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-23(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L541-6(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-24(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-25(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L277(lines 277 284) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L541-8(lines 541 544) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-26(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L277-2(lines 268 285) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-27(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,154 INFO L858 garLoopResultBuilder]: For program point L78-28(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-29(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-30(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-31(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-32(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-33(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-34(lines 66 84) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L78-35(lines 78 82) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L542(lines 542 543) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L542-1(lines 542 543) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L542-2(lines 542 543) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L478-1(lines 478 482) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L854 garLoopResultBuilder]: At program point L478-2(lines 478 482) the Hoare annotation is: false [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L478-3(lines 478 482) no Hoare annotation was computed. [2021-08-29 08:30:47,155 INFO L858 garLoopResultBuilder]: For program point L214(lines 214 217) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 152) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L858 garLoopResultBuilder]: For program point L148-1(lines 141 154) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L858 garLoopResultBuilder]: For program point L148-2(lines 148 152) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L858 garLoopResultBuilder]: For program point L413(lines 413 420) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L858 garLoopResultBuilder]: For program point L413-2(lines 413 420) no Hoare annotation was computed. [2021-08-29 08:30:47,156 INFO L854 garLoopResultBuilder]: At program point L83(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,156 INFO L854 garLoopResultBuilder]: At program point L83-1(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,156 INFO L854 garLoopResultBuilder]: At program point L83-2(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-3(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-4(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-5(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-6(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-7(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-8(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,157 INFO L854 garLoopResultBuilder]: At program point L83-9(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,158 INFO L854 garLoopResultBuilder]: At program point L83-10(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,158 INFO L854 garLoopResultBuilder]: At program point L83-11(lines 66 84) the Hoare annotation is: false [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point L612(lines 612 615) no Hoare annotation was computed. [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point L216(lines 216 217) no Hoare annotation was computed. [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point L216-2(lines 171 341) no Hoare annotation was computed. [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point L613(line 613) no Hoare annotation was computed. [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 08:30:47,158 INFO L858 garLoopResultBuilder]: For program point L549(lines 549 564) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L858 garLoopResultBuilder]: For program point L549-1(lines 549 564) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L858 garLoopResultBuilder]: For program point L549-2(lines 549 564) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L858 garLoopResultBuilder]: For program point L483-2(lines 483 486) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L854 garLoopResultBuilder]: At program point L483-3(lines 483 486) the Hoare annotation is: false [2021-08-29 08:30:47,159 INFO L858 garLoopResultBuilder]: For program point L483-4(lines 483 486) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L858 garLoopResultBuilder]: For program point L219(lines 171 341) no Hoare annotation was computed. [2021-08-29 08:30:47,159 INFO L854 garLoopResultBuilder]: At program point L153(lines 141 154) the Hoare annotation is: false [2021-08-29 08:30:47,159 INFO L861 garLoopResultBuilder]: At program point L617(lines 601 618) the Hoare annotation is: true [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L23-1(lines 23 27) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L854 garLoopResultBuilder]: At program point L23-2(lines 23 27) the Hoare annotation is: false [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L23-3(lines 23 27) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L552(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L552-2(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L552-4(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L858 garLoopResultBuilder]: For program point L288-2(lines 288 291) no Hoare annotation was computed. [2021-08-29 08:30:47,160 INFO L854 garLoopResultBuilder]: At program point L288-3(lines 288 291) the Hoare annotation is: false [2021-08-29 08:30:47,161 INFO L858 garLoopResultBuilder]: For program point L222-2(lines 222 231) no Hoare annotation was computed. [2021-08-29 08:30:47,161 INFO L858 garLoopResultBuilder]: For program point L288-4(lines 288 291) no Hoare annotation was computed. [2021-08-29 08:30:47,161 INFO L854 garLoopResultBuilder]: At program point L222-3(lines 222 231) the Hoare annotation is: false [2021-08-29 08:30:47,161 INFO L858 garLoopResultBuilder]: For program point L222-4(lines 219 247) no Hoare annotation was computed. [2021-08-29 08:30:47,161 INFO L858 garLoopResultBuilder]: For program point L224(lines 224 230) no Hoare annotation was computed. [2021-08-29 08:30:47,161 INFO L858 garLoopResultBuilder]: For program point L555-1(lines 555 559) no Hoare annotation was computed. [2021-08-29 08:30:47,161 INFO L854 garLoopResultBuilder]: At program point L555-2(lines 555 559) the Hoare annotation is: false [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L555-3(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L489-1(lines 489 490) no Hoare annotation was computed. [2021-08-29 08:30:47,162 INFO L854 garLoopResultBuilder]: At program point L489-3(lines 489 490) the Hoare annotation is: false [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L555-5(lines 555 559) no Hoare annotation was computed. [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L489-4(lines 489 490) no Hoare annotation was computed. [2021-08-29 08:30:47,162 INFO L854 garLoopResultBuilder]: At program point L555-6(lines 555 559) the Hoare annotation is: false [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L555-7(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,162 INFO L858 garLoopResultBuilder]: For program point L555-9(lines 555 559) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point L225(lines 225 228) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L854 garLoopResultBuilder]: At program point L555-10(lines 555 559) the Hoare annotation is: false [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point L555-11(lines 552 560) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point L424(lines 424 470) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point L94-1(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 08:30:47,163 INFO L854 garLoopResultBuilder]: At program point L94-2(lines 94 98) the Hoare annotation is: false [2021-08-29 08:30:47,163 INFO L858 garLoopResultBuilder]: For program point L94-3(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L858 garLoopResultBuilder]: For program point L94-5(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L854 garLoopResultBuilder]: At program point L94-6(lines 94 98) the Hoare annotation is: false [2021-08-29 08:30:47,164 INFO L858 garLoopResultBuilder]: For program point L94-7(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L858 garLoopResultBuilder]: For program point L94-9(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L854 garLoopResultBuilder]: At program point L94-10(lines 94 98) the Hoare annotation is: false [2021-08-29 08:30:47,164 INFO L858 garLoopResultBuilder]: For program point L94-11(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L858 garLoopResultBuilder]: For program point L94-13(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,164 INFO L854 garLoopResultBuilder]: At program point L94-14(lines 94 98) the Hoare annotation is: false [2021-08-29 08:30:47,165 INFO L858 garLoopResultBuilder]: For program point L94-15(lines 94 98) no Hoare annotation was computed. [2021-08-29 08:30:47,165 INFO L858 garLoopResultBuilder]: For program point L293-2(lines 293 297) no Hoare annotation was computed. [2021-08-29 08:30:47,165 INFO L854 garLoopResultBuilder]: At program point L293-3(lines 293 297) the Hoare annotation is: false [2021-08-29 08:30:47,165 INFO L858 garLoopResultBuilder]: For program point L293-4(lines 293 297) no Hoare annotation was computed. [2021-08-29 08:30:47,165 INFO L858 garLoopResultBuilder]: For program point L492(lines 492 496) no Hoare annotation was computed. [2021-08-29 08:30:47,165 INFO L858 garLoopResultBuilder]: For program point L294-2(lines 294 295) no Hoare annotation was computed. [2021-08-29 08:30:47,165 INFO L854 garLoopResultBuilder]: At program point L294-3(lines 294 295) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L294-4(lines 294 295) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 54) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L31(lines 31 48) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L32(lines 32 38) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L33(lines 33 37) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L430(line 430) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L430-2(lines 430 462) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L232-1(lines 219 247) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L563(lines 532 565) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L563-1(lines 532 565) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L497(lines 382 498) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L563-2(lines 532 565) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L299(lines 299 339) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L854 garLoopResultBuilder]: At program point L233(lines 233 240) the Hoare annotation is: false [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L101(lines 101 102) no Hoare annotation was computed. [2021-08-29 08:30:47,166 INFO L858 garLoopResultBuilder]: For program point L101-1(lines 101 102) no Hoare annotation was computed. [2021-08-29 08:30:47,167 INFO L858 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2021-08-29 08:30:47,167 INFO L858 garLoopResultBuilder]: For program point L101-2(lines 101 102) no Hoare annotation was computed. [2021-08-29 08:30:47,167 INFO L858 garLoopResultBuilder]: For program point L101-3(lines 101 102) no Hoare annotation was computed. [2021-08-29 08:30:47,170 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 08:30:47,180 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,181 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,181 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,181 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,181 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,182 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,184 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,185 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,186 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,187 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,188 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,189 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,189 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,190 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 08:30:47 BoogieIcfgContainer [2021-08-29 08:30:47,191 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 08:30:47,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 08:30:47,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 08:30:47,192 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 08:30:47,193 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 08:26:46" (3/4) ... [2021-08-29 08:30:47,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 08:30:47,218 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 123 nodes and edges [2021-08-29 08:30:47,219 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-08-29 08:30:47,221 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 08:30:47,223 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 08:30:47,244 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-08-29 08:30:47,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven [2021-08-29 08:30:47,245 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result [2021-08-29 08:30:47,426 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 08:30:47,426 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 08:30:47,427 INFO L158 Benchmark]: Toolchain (without parser) took 242879.85ms. Allocated memory was 65.0MB in the beginning and 117.4MB in the end (delta: 52.4MB). Free memory was 44.4MB in the beginning and 80.0MB in the end (delta: -35.7MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,427 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 46.7MB in the beginning and 46.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 08:30:47,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.60ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 44.2MB in the beginning and 65.3MB in the end (delta: -21.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.33ms. Allocated memory is still 86.0MB. Free memory was 65.3MB in the beginning and 55.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,428 INFO L158 Benchmark]: Boogie Preprocessor took 111.77ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 44.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,428 INFO L158 Benchmark]: RCFGBuilder took 951.41ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 44.7MB in the beginning and 85.4MB in the end (delta: -40.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,429 INFO L158 Benchmark]: TraceAbstraction took 240823.88ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 54.8MB in the end (delta: 30.0MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,429 INFO L158 Benchmark]: Witness Printer took 234.68ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 80.0MB in the end (delta: -25.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-08-29 08:30:47,430 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 46.7MB in the beginning and 46.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 651.60ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 44.2MB in the beginning and 65.3MB in the end (delta: -21.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.33ms. Allocated memory is still 86.0MB. Free memory was 65.3MB in the beginning and 55.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.77ms. Allocated memory is still 86.0MB. Free memory was 54.9MB in the beginning and 44.7MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 951.41ms. Allocated memory was 86.0MB in the beginning and 117.4MB in the end (delta: 31.5MB). Free memory was 44.7MB in the beginning and 85.4MB in the end (delta: -40.7MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * TraceAbstraction took 240823.88ms. Allocated memory is still 117.4MB. Free memory was 84.8MB in the beginning and 54.8MB in the end (delta: 30.0MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. * Witness Printer took 234.68ms. Allocated memory is still 117.4MB. Free memory was 54.8MB in the beginning and 80.0MB in the end (delta: -25.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 613]: 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, 401 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 240748.57ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 16.32ms, AutomataDifference: 231576.26ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 733.96ms, InitialAbstractionConstructionTime: 20.23ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 64 mSolverCounterUnknown, 395 SdHoareTripleChecker+Valid, 230827.87ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 395 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 222926.18ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 1451 IncrementalHoareTripleChecker+Unchecked, 4051 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4350 IncrementalHoareTripleChecker+Invalid, 5865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 4350 mSolverCounterSat, 71.97ms SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 111 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1652.35ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred in iteration=0, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 79.83ms AutomataMinimizationTime, 4 MinimizatonAttempts, 107 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 95 LocationsWithAnnotation, 95 PreInvPairs, 99 NumberOfFragments, 171 HoareAnnotationTreeSize, 95 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 105.34ms HoareSimplificationTime, 95 FomulaSimplificationsInter, 9 FormulaSimplificationTreeSizeReductionInter, 610.55ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 121.35ms SsaConstructionTime, 3829.01ms SatisfiabilityAnalysisTime, 3107.88ms InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 108 ConstructedInterpolants, 11 QuantifiedInterpolants, 521 SizeOfPredicates, 23 NumberOfNonLiveVariables, 1477 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 141]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 309]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 254]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 388]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant [2021-08-29 08:30:47,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,445 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,445 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: ((x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven) && 1bv32 == \result - InvariantResult [Line: 448]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 569]: Loop Invariant [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,449 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (x == ~fp.div~FLOAT(unknown-currentRoundingMode-unknown, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(unknown-currentRoundingMode-unknown, 1.0)), ~Pluszero~LONGDOUBLE()) && \result == ~fp.sub~FLOAT(~roundNearestTiesToEven, ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()), ~fp.div~FLOAT(~roundNearestTiesToEven, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(~roundNearestTiesToEven, 1.0)), ~Pluszero~LONGDOUBLE()))) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 198]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[currentRoundingMode,QUANTIFIED] [2021-08-29 08:30:47,452 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression ~roundNearestTiesToEven Derived loop invariant: (\exists currentRoundingMode : FloatRoundingMode :: x == ~fp.div~FLOAT(currentRoundingMode, ~fp.neg~DOUBLE(~to_fp~LONGDOUBLE(currentRoundingMode, 1.0)), ~Pluszero~LONGDOUBLE())) && unknown-currentRoundingMode-unknown == ~roundNearestTiesToEven - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 257]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 293]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 382]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 328]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 323]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 08:30:47,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...