./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer --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 873017e64e7092bc93c7f15d8a340d71d1c18592 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 20:21:00,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:21:00,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:21:00,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:21:00,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:21:00,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:21:00,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:21:00,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:21:00,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:21:00,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:21:00,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:21:00,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:21:00,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:21:00,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:21:00,134 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:21:00,136 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:21:00,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:21:00,138 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:21:00,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:21:00,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:21:00,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:21:00,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:21:00,148 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:21:00,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:21:00,153 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:21:00,153 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:21:00,154 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:21:00,155 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:21:00,156 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:21:00,157 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:21:00,158 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:21:00,159 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:21:00,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:21:00,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:21:00,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:21:00,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:21:00,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:21:00,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:21:00,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:21:00,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:21:00,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:21:00,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 20:21:00,191 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:21:00,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:21:00,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:21:00,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:21:00,193 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:21:00,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:21:00,194 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:21:00,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:21:00,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:21:00,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:21:00,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:21:00,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:21:00,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:21:00,196 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:21:00,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:21:00,196 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:21:00,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:21:00,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:21:00,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:21:00,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:21:00,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:21:00,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:21:00,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:21:00,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:21:00,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:21:00,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:21:00,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:21:00,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:21:00,199 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:21:00,200 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:/tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 873017e64e7092bc93c7f15d8a340d71d1c18592 [2020-11-29 20:21:00,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:21:00,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:21:00,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:21:00,579 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:21:00,580 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:21:00,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/../../sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2020-11-29 20:21:00,668 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/data/33cc18414/bec0865040c745e49244bc67a83bf510/FLAG0e62b5c69 [2020-11-29 20:21:01,324 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:21:01,325 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/sv-benchmarks/c/loop-industry-pattern/ofuf_3.c [2020-11-29 20:21:01,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/data/33cc18414/bec0865040c745e49244bc67a83bf510/FLAG0e62b5c69 [2020-11-29 20:21:01,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/data/33cc18414/bec0865040c745e49244bc67a83bf510 [2020-11-29 20:21:01,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:21:01,624 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:21:01,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:21:01,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:21:01,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:21:01,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:01" (1/1) ... [2020-11-29 20:21:01,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@887594e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:01, skipping insertion in model container [2020-11-29 20:21:01,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:21:01" (1/1) ... [2020-11-29 20:21:01,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:21:01,704 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:21:02,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:21:02,107 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:21:02,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:21:02,245 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:21:02,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02 WrapperNode [2020-11-29 20:21:02,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:21:02,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:21:02,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:21:02,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:21:02,256 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,290 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:21:02,357 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:21:02,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:21:02,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:21:02,366 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,399 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,467 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... [2020-11-29 20:21:02,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:21:02,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:21:02,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:21:02,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:21:02,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:21:02,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 20:21:02,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 20:21:02,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 20:21:02,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 20:21:02,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 20:21:02,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 20:21:02,558 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-29 20:21:02,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 20:21:02,559 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2020-11-29 20:21:02,560 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2020-11-29 20:21:02,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 20:21:02,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:21:02,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:21:02,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 20:21:03,985 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:21:03,986 INFO L298 CfgBuilder]: Removed 40 assume(true) statements. [2020-11-29 20:21:03,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:03 BoogieIcfgContainer [2020-11-29 20:21:03,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:21:03,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 20:21:03,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 20:21:03,994 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 20:21:03,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 08:21:01" (1/3) ... [2020-11-29 20:21:03,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f8049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:21:03, skipping insertion in model container [2020-11-29 20:21:03,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:21:02" (2/3) ... [2020-11-29 20:21:03,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f8049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 08:21:03, skipping insertion in model container [2020-11-29 20:21:03,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:03" (3/3) ... [2020-11-29 20:21:03,997 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_3.c [2020-11-29 20:21:04,008 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 20:21:04,013 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 20:21:04,026 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 20:21:04,049 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 20:21:04,049 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 20:21:04,049 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 20:21:04,049 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 20:21:04,049 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 20:21:04,050 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 20:21:04,050 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 20:21:04,050 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 20:21:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-11-29 20:21:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 20:21:04,078 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:21:04,079 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:21:04,079 INFO L429 AbstractCegarLoop]: === Iteration 1 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:21:04,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:21:04,085 INFO L82 PathProgramCache]: Analyzing trace with hash 1862358249, now seen corresponding path program 1 times [2020-11-29 20:21:04,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:21:04,094 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586350087] [2020-11-29 20:21:04,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:21:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:21:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:04,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586350087] [2020-11-29 20:21:04,393 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:21:04,394 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 20:21:04,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277225907] [2020-11-29 20:21:04,400 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-29 20:21:04,400 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:21:04,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-29 20:21:04,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 20:21:04,418 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2020-11-29 20:21:04,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:21:04,490 INFO L93 Difference]: Finished difference Result 348 states and 567 transitions. [2020-11-29 20:21:04,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-29 20:21:04,492 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-29 20:21:04,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:21:04,508 INFO L225 Difference]: With dead ends: 348 [2020-11-29 20:21:04,509 INFO L226 Difference]: Without dead ends: 172 [2020-11-29 20:21:04,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-29 20:21:04,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-11-29 20:21:04,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 172. [2020-11-29 20:21:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-11-29 20:21:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 268 transitions. [2020-11-29 20:21:04,592 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 268 transitions. Word has length 19 [2020-11-29 20:21:04,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:21:04,593 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 268 transitions. [2020-11-29 20:21:04,593 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-29 20:21:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2020-11-29 20:21:04,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 20:21:04,596 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 20:21:04,596 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 20:21:04,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 20:21:04,597 INFO L429 AbstractCegarLoop]: === Iteration 2 === [Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 20:21:04,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:21:04,599 INFO L82 PathProgramCache]: Analyzing trace with hash 630655597, now seen corresponding path program 1 times [2020-11-29 20:21:04,600 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 20:21:04,600 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923032784] [2020-11-29 20:21:04,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 20:21:04,694 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-11-29 20:21:04,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1482625900] [2020-11-29 20:21:04,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 20:21:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:21:04,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-29 20:21:04,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 20:21:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:21:05,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923032784] [2020-11-29 20:21:05,025 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-11-29 20:21:05,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1482625900] [2020-11-29 20:21:05,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 20:21:05,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 20:21:05,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715429345] [2020-11-29 20:21:05,027 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 20:21:05,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 20:21:05,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 20:21:05,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:21:05,029 INFO L87 Difference]: Start difference. First operand 172 states and 268 transitions. Second operand 3 states. [2020-11-29 20:21:05,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 20:21:05,056 INFO L93 Difference]: Finished difference Result 181 states and 278 transitions. [2020-11-29 20:21:05,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 20:21:05,057 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-11-29 20:21:05,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 20:21:05,058 INFO L225 Difference]: With dead ends: 181 [2020-11-29 20:21:05,058 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 20:21:05,060 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 20:21:05,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 20:21:05,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 20:21:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 20:21:05,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 20:21:05,061 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2020-11-29 20:21:05,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 20:21:05,062 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 20:21:05,062 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 20:21:05,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 20:21:05,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 20:21:05,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-11-29 20:21:05,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 20:21:05,394 INFO L274 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,394 INFO L274 CegarLoopResult]: For program point L234-2(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,394 INFO L274 CegarLoopResult]: For program point L234-3(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,394 INFO L274 CegarLoopResult]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,394 INFO L274 CegarLoopResult]: For program point L234-6(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-8(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-9(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-11(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-12(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-14(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-15(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-17(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-18(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-20(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,395 INFO L274 CegarLoopResult]: For program point L234-21(line 234) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L234-23(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-3(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-5(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-6(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-8(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-9(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,396 INFO L274 CegarLoopResult]: For program point L202-11(lines 202 208) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236(lines 236 241) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-2(lines 236 241) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-3(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-4(lines 236 241) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-5(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-6(lines 236 241) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L236-7(lines 234 246) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L204(lines 204 207) no Hoare annotation was computed. [2020-11-29 20:21:05,397 INFO L274 CegarLoopResult]: For program point L204-1(lines 204 207) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L204-2(lines 204 207) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L204-3(lines 204 207) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L304(lines 304 307) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L371(lines 371 374) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L277 CegarLoopResult]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2020-11-29 20:21:05,398 INFO L277 CegarLoopResult]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2020-11-29 20:21:05,398 INFO L274 CegarLoopResult]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2020-11-29 20:21:05,398 INFO L277 CegarLoopResult]: At program point L209(lines 209 225) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L277 CegarLoopResult]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L277 CegarLoopResult]: At program point L209-1(lines 209 225) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L274 CegarLoopResult]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2020-11-29 20:21:05,399 INFO L277 CegarLoopResult]: At program point L209-2(lines 209 225) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L277 CegarLoopResult]: At program point L209-3(lines 209 225) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L274 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-11-29 20:21:05,399 INFO L274 CegarLoopResult]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2020-11-29 20:21:05,399 INFO L274 CegarLoopResult]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2020-11-29 20:21:05,399 INFO L277 CegarLoopResult]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2020-11-29 20:21:05,399 INFO L274 CegarLoopResult]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-2(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-3(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-5(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-6(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-8(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-9(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L211-11(line 211) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L311(lines 311 314) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 20:21:05,400 INFO L274 CegarLoopResult]: For program point L212-2(line 212) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L274 CegarLoopResult]: For program point L212-4(line 212) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L274 CegarLoopResult]: For program point L212-6(line 212) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L274 CegarLoopResult]: For program point L378(lines 378 381) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L277 CegarLoopResult]: At program point L247(lines 193 248) the Hoare annotation is: true [2020-11-29 20:21:05,401 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L277 CegarLoopResult]: At program point L247-1(lines 193 248) the Hoare annotation is: true [2020-11-29 20:21:05,401 INFO L277 CegarLoopResult]: At program point L247-2(lines 193 248) the Hoare annotation is: true [2020-11-29 20:21:05,401 INFO L274 CegarLoopResult]: For program point L214-2(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,401 INFO L277 CegarLoopResult]: At program point L247-3(lines 193 248) the Hoare annotation is: true [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-3(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-5(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-6(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-8(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-9(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L214-11(line 214) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L215-2(line 215) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L215-4(line 215) no Hoare annotation was computed. [2020-11-29 20:21:05,402 INFO L274 CegarLoopResult]: For program point L215-6(line 215) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L316-2(line 316) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L316-3(line 316) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L217-2(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L217-3(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L217-5(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,403 INFO L274 CegarLoopResult]: For program point L217-6(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L217-8(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L217-9(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L217-11(line 217) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L218-2(line 218) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L218-4(line 218) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L218-6(line 218) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-29 20:21:05,404 INFO L274 CegarLoopResult]: For program point L318(lines 318 323) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L277 CegarLoopResult]: At program point L418(lines 427 458) the Hoare annotation is: true [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L277 CegarLoopResult]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L220-2(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L220-3(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L220-5(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,405 INFO L274 CegarLoopResult]: For program point L220-6(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L220-8(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L220-9(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L220-11(line 220) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L452(lines 452 455) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L221-2(line 221) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L221-4(line 221) no Hoare annotation was computed. [2020-11-29 20:21:05,406 INFO L274 CegarLoopResult]: For program point L221-6(line 221) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L223-2(line 223) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L223-4(line 223) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L223-6(line 223) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L389(lines 389 392) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L356(lines 356 397) no Hoare annotation was computed. [2020-11-29 20:21:05,407 INFO L274 CegarLoopResult]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2020-11-29 20:21:05,408 INFO L277 CegarLoopResult]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2020-11-29 20:21:05,408 INFO L274 CegarLoopResult]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,408 INFO L277 CegarLoopResult]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2020-11-29 20:21:05,408 INFO L274 CegarLoopResult]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,408 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 20:21:05,408 INFO L274 CegarLoopResult]: For program point L226-6(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,408 INFO L277 CegarLoopResult]: At program point L226-8(lines 226 233) the Hoare annotation is: true [2020-11-29 20:21:05,408 INFO L274 CegarLoopResult]: For program point L226-9(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,414 INFO L274 CegarLoopResult]: For program point L226-11(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,415 INFO L277 CegarLoopResult]: At program point L226-13(lines 226 233) the Hoare annotation is: true [2020-11-29 20:21:05,415 INFO L274 CegarLoopResult]: For program point L226-14(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,415 INFO L274 CegarLoopResult]: For program point L226-16(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,415 INFO L277 CegarLoopResult]: At program point L226-18(lines 226 233) the Hoare annotation is: true [2020-11-29 20:21:05,416 INFO L274 CegarLoopResult]: For program point L226-19(lines 226 233) no Hoare annotation was computed. [2020-11-29 20:21:05,417 INFO L274 CegarLoopResult]: For program point L361(lines 361 364) no Hoare annotation was computed. [2020-11-29 20:21:05,420 INFO L274 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-11-29 20:21:05,421 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 232) no Hoare annotation was computed. [2020-11-29 20:21:05,421 INFO L274 CegarLoopResult]: For program point L229-2(lines 229 232) no Hoare annotation was computed. [2020-11-29 20:21:05,421 INFO L274 CegarLoopResult]: For program point L229-3(lines 229 232) no Hoare annotation was computed. [2020-11-29 20:21:05,421 INFO L277 CegarLoopResult]: At program point L329(lines 300 330) the Hoare annotation is: true [2020-11-29 20:21:05,421 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 20:21:05,421 INFO L274 CegarLoopResult]: For program point L198(lines 198 201) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L198-1(lines 198 201) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L198-2(lines 198 201) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L198-3(lines 198 201) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L277 CegarLoopResult]: At program point L398(lines 331 399) the Hoare annotation is: true [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L365(lines 365 368) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L461(lines 461 464) no Hoare annotation was computed. [2020-11-29 20:21:05,422 INFO L274 CegarLoopResult]: For program point L11(lines 11 14) no Hoare annotation was computed. [2020-11-29 20:21:05,423 INFO L270 CegarLoopResult]: At program point L461-2(lines 459 466) the Hoare annotation is: (<= 1 Id_MCDC_95___VERIFIER_assert_~Id_MCDC_103) [2020-11-29 20:21:05,423 INFO L274 CegarLoopResult]: For program point L11-2(lines 11 14) no Hoare annotation was computed. [2020-11-29 20:21:05,424 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-29 20:21:05,424 INFO L274 CegarLoopResult]: For program point L288(lines 288 295) no Hoare annotation was computed. [2020-11-29 20:21:05,424 INFO L274 CegarLoopResult]: For program point L255(lines 255 269) no Hoare annotation was computed. [2020-11-29 20:21:05,424 INFO L274 CegarLoopResult]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2020-11-29 20:21:05,424 INFO L274 CegarLoopResult]: For program point L284(lines 284 287) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L277 CegarLoopResult]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point L9(lines 9 15) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point Id_MCDC_95Err0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point L9-1(lines 9 15) no Hoare annotation was computed. [2020-11-29 20:21:05,425 INFO L274 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-11-29 20:21:05,426 INFO L277 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-11-29 20:21:05,426 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-11-29 20:21:05,426 INFO L277 CegarLoopResult]: At program point L278(lines 249 279) the Hoare annotation is: true [2020-11-29 20:21:05,426 INFO L274 CegarLoopResult]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2020-11-29 20:21:05,426 INFO L274 CegarLoopResult]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2020-11-29 20:21:05,426 INFO L274 CegarLoopResult]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2020-11-29 20:21:05,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 08:21:05 BoogieIcfgContainer [2020-11-29 20:21:05,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 20:21:05,443 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 20:21:05,443 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 20:21:05,443 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 20:21:05,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:21:03" (3/4) ... [2020-11-29 20:21:05,447 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 20:21:05,453 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure Id_MCDC_95 [2020-11-29 20:21:05,469 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2020-11-29 20:21:05,470 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2020-11-29 20:21:05,472 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-29 20:21:05,474 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2020-11-29 20:21:05,476 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:21:05,478 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 20:21:05,641 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f7dfb548-4978-4d2c-bba4-0e8a8c2dd799/bin/uautomizer/witness.graphml [2020-11-29 20:21:05,641 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 20:21:05,645 INFO L168 Benchmark]: Toolchain (without parser) took 4017.66 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 81.3 MB in the beginning and 113.8 MB in the end (delta: -32.5 MB). Peak memory consumption was 54.3 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,645 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:21:05,646 INFO L168 Benchmark]: CACSL2BoogieTranslator took 619.68 ms. Allocated memory is still 113.2 MB. Free memory was 81.3 MB in the beginning and 84.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,646 INFO L168 Benchmark]: Boogie Procedure Inliner took 108.19 ms. Allocated memory is still 113.2 MB. Free memory was 84.0 MB in the beginning and 78.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,646 INFO L168 Benchmark]: Boogie Preprocessor took 125.15 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 74.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,647 INFO L168 Benchmark]: RCFGBuilder took 1505.48 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 71.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 46.5 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,648 INFO L168 Benchmark]: TraceAbstraction took 1452.28 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 70.9 MB in the beginning and 74.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,648 INFO L168 Benchmark]: Witness Printer took 198.68 ms. Allocated memory is still 148.9 MB. Free memory was 74.1 MB in the beginning and 113.8 MB in the end (delta: -39.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2020-11-29 20:21:05,651 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 83.9 MB. Free memory was 55.4 MB in the beginning and 55.4 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 619.68 ms. Allocated memory is still 113.2 MB. Free memory was 81.3 MB in the beginning and 84.0 MB in the end (delta: -2.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 108.19 ms. Allocated memory is still 113.2 MB. Free memory was 84.0 MB in the beginning and 78.8 MB in the end (delta: 5.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 125.15 ms. Allocated memory is still 113.2 MB. Free memory was 78.8 MB in the beginning and 74.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1505.48 ms. Allocated memory is still 113.2 MB. Free memory was 74.6 MB in the beginning and 71.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 46.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1452.28 ms. Allocated memory was 113.2 MB in the beginning and 148.9 MB in the end (delta: 35.7 MB). Free memory was 70.9 MB in the beginning and 74.1 MB in the end (delta: -3.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.1 GB. * Witness Printer took 198.68 ms. Allocated memory is still 148.9 MB. Free memory was 74.1 MB in the beginning and 113.8 MB in the end (delta: -39.7 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 331]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 1 <= Id_MCDC_103 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 300]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 177 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 548 SDtfs, 10 SDslu, 264 SDs, 0 SdLazy, 1 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 25 LocationsWithAnnotation, 37 PreInvPairs, 63 NumberOfFragments, 27 HoareAnnotationTreeSize, 37 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 36 ConstructedInterpolants, 0 QuantifiedInterpolants, 684 SizeOfPredicates, 2 NumberOfNonLiveVariables, 342 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 proved your program to be correct! Received shutdown request...