/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf -i ../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-6253b08 [2021-05-06 06:02:06,006 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-06 06:02:06,007 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-06 06:02:06,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-06 06:02:06,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-06 06:02:06,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-06 06:02:06,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-06 06:02:06,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-06 06:02:06,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-06 06:02:06,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-06 06:02:06,042 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-06 06:02:06,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-06 06:02:06,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-06 06:02:06,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-06 06:02:06,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-06 06:02:06,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-06 06:02:06,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-06 06:02:06,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-06 06:02:06,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-06 06:02:06,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-06 06:02:06,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-06 06:02:06,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-06 06:02:06,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-06 06:02:06,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-06 06:02:06,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-06 06:02:06,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-06 06:02:06,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-06 06:02:06,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-06 06:02:06,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/LoopAccelerationJordanC.epf [2021-05-06 06:02:06,069 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-06 06:02:06,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-06 06:02:06,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-06 06:02:06,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-06 06:02:06,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-06 06:02:06,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-06 06:02:06,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-06 06:02:06,072 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-06 06:02:06,072 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-06 06:02:06,072 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-06 06:02:06,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-06 06:02:06,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-06 06:02:06,072 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-06 06:02:06,073 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-05-06 06:02:06,073 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_JORDAN 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-06 06:02:06,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-06 06:02:06,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-06 06:02:06,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-06 06:02:06,370 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-06 06:02:06,372 INFO L275 PluginConnector]: CDTParser initialized [2021-05-06 06:02:06,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2021-05-06 06:02:06,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d3ecde7/8db0788af7ab45e28e21fbf266eeb05e/FLAG06b1f0485 [2021-05-06 06:02:06,735 INFO L306 CDTParser]: Found 1 translation units. [2021-05-06 06:02:06,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c [2021-05-06 06:02:06,740 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d3ecde7/8db0788af7ab45e28e21fbf266eeb05e/FLAG06b1f0485 [2021-05-06 06:02:07,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7d3ecde7/8db0788af7ab45e28e21fbf266eeb05e [2021-05-06 06:02:07,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-06 06:02:07,168 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-05-06 06:02:07,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-06 06:02:07,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-06 06:02:07,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-06 06:02:07,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f4063f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07, skipping insertion in model container [2021-05-06 06:02:07,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-06 06:02:07,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-06 06:02:07,300 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2021-05-06 06:02:07,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 06:02:07,308 INFO L203 MainTranslator]: Completed pre-run [2021-05-06 06:02:07,318 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2021-05-06 06:02:07,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-06 06:02:07,328 INFO L208 MainTranslator]: Completed translation [2021-05-06 06:02:07,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07 WrapperNode [2021-05-06 06:02:07,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-06 06:02:07,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-06 06:02:07,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-06 06:02:07,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-06 06:02:07,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-06 06:02:07,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-06 06:02:07,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-06 06:02:07,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-06 06:02:07,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-06 06:02:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-06 06:02:07,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-06 06:02:07,455 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-06 06:02:07,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-06 06:02:07,455 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-06 06:02:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-06 06:02:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-06 06:02:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-06 06:02:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-06 06:02:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-06 06:02:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-06 06:02:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-06 06:02:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-06 06:02:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-06 06:02:07,704 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-06 06:02:07,704 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-06 06:02:07,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 06:02:07 BoogieIcfgContainer [2021-05-06 06:02:07,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-06 06:02:07,706 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2021-05-06 06:02:07,706 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2021-05-06 06:02:07,706 INFO L275 PluginConnector]: IcfgTransformer initialized [2021-05-06 06:02:07,708 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 06:02:07" (1/1) ... [2021-05-06 06:02:07,793 WARN L240 tifierPushTermWalker]: treesize reduction 12, result has 84.6 percent of original size [2021-05-06 06:02:07,903 WARN L245 tifierPushTermWalker]: treesize reduction 12, result has 84.6 percent of original size 66 [2021-05-06 06:02:07,944 INFO L89 elerationTransformer]: Jordan loop acceleration statistics: 0 HavocedVariables, 4 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=2}, 1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult [2021-05-06 06:02:07,945 INFO L91 elerationTransformer]: Accelerated Formula: (and (= v_main_~main____CPAchecker_TMP_1~0_1 v_main_~main__y~0_3) (= v_main_~main__y~0_2 (+ v_main_~main__y~0_3 (- 1))) (= v_main_~main__x~0_2 (+ v_main_~main__x~0_3 (- 1))) (not (= 0 v_main_~main__x~0_3)) (= v_main_~main____CPAchecker_TMP_0~0_1 v_main_~main__x~0_3)) InVars {main_~main__x~0=v_main_~main__x~0_3, main_~main__y~0=v_main_~main__y~0_3} OutVars{main_~main____CPAchecker_TMP_0~0=v_main_~main____CPAchecker_TMP_0~0_1, main_~main____CPAchecker_TMP_1~0=v_main_~main____CPAchecker_TMP_1~0_1, main_~main__x~0=v_main_~main__x~0_2, main_~main__y~0=v_main_~main__y~0_2} AuxVars[] AssignedVars[main_~main____CPAchecker_TMP_0~0, main_~main____CPAchecker_TMP_1~0, main_~main__x~0, main_~main__y~0] to Formula: (let ((.cse1 (= 0 v_main_~main__x~0_3))) (or (let ((.cse0 (+ v_main_~main__x~0_3 1))) (and (< 0 v_itFin_1) (or (< v_itFin_1 .cse0) (< v_main_~main__x~0_3 1)) (= .cse0 (+ v_itFin_1 v_main_~main____CPAchecker_TMP_0~0_1)) (= (+ v_main_~main__y~0_3 1) (+ v_itFin_1 v_main_~main____CPAchecker_TMP_1~0_1)) (not .cse1) (= (+ v_itFin_1 v_main_~main__x~0_2) v_main_~main__x~0_3) (= (+ v_itFin_1 v_main_~main__y~0_2) v_main_~main__y~0_3))) (and .cse1 (= v_itFin_1 0) (= v_main_~main__x~0_3 v_main_~main__x~0_2) (= v_main_~main____CPAchecker_TMP_0~0_2 v_main_~main____CPAchecker_TMP_0~0_1) (= v_main_~main__y~0_3 v_main_~main__y~0_2) (= v_main_~main____CPAchecker_TMP_1~0_2 v_main_~main____CPAchecker_TMP_1~0_1)))) InVars {main_~main____CPAchecker_TMP_0~0=v_main_~main____CPAchecker_TMP_0~0_2, main_~main____CPAchecker_TMP_1~0=v_main_~main____CPAchecker_TMP_1~0_2, main_~main__x~0=v_main_~main__x~0_3, main_~main__y~0=v_main_~main__y~0_3} OutVars{main_~main____CPAchecker_TMP_0~0=v_main_~main____CPAchecker_TMP_0~0_1, main_~main____CPAchecker_TMP_1~0=v_main_~main____CPAchecker_TMP_1~0_1, main_~main__x~0=v_main_~main__x~0_2, main_~main__y~0=v_main_~main__y~0_2} AuxVars[v_itFin_1] AssignedVars[main_~main____CPAchecker_TMP_0~0, main_~main____CPAchecker_TMP_1~0, main_~main__x~0, main_~main__y~0] [2021-05-06 06:02:07,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.05 06:02:07 BasicIcfg [2021-05-06 06:02:07,950 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2021-05-06 06:02:07,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-06 06:02:07,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-06 06:02:07,955 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-06 06:02:07,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 06:02:07" (1/4) ... [2021-05-06 06:02:07,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adcc2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 06:02:07, skipping insertion in model container [2021-05-06 06:02:07,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 06:02:07" (2/4) ... [2021-05-06 06:02:07,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adcc2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 06:02:07, skipping insertion in model container [2021-05-06 06:02:07,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 06:02:07" (3/4) ... [2021-05-06 06:02:07,956 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@adcc2c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 06:02:07, skipping insertion in model container [2021-05-06 06:02:07,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 06.05 06:02:07" (4/4) ... [2021-05-06 06:02:07,957 INFO L111 eAbstractionObserver]: Analyzing ICFG jm2006.c.i.v+cfa-reducer.cJordan [2021-05-06 06:02:07,961 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2021-05-06 06:02:07,963 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-06 06:02:07,975 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-06 06:02:08,008 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-06 06:02:08,008 INFO L377 AbstractCegarLoop]: Hoare is false [2021-05-06 06:02:08,008 INFO L378 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2021-05-06 06:02:08,008 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-06 06:02:08,008 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-06 06:02:08,008 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-06 06:02:08,008 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-06 06:02:08,008 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-06 06:02:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 12 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-06 06:02:08,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-05-06 06:02:08,031 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 06:02:08,032 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-06 06:02:08,032 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 06:02:08,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 06:02:08,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1936523046, now seen corresponding path program 1 times [2021-05-06 06:02:08,045 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-06 06:02:08,046 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857044198] [2021-05-06 06:02:08,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 06:02:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 06:02:08,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 06:02:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 06:02:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 06:02:08,304 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-06 06:02:08,304 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857044198] [2021-05-06 06:02:08,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857044198] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-06 06:02:08,305 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-06 06:02:08,305 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-06 06:02:08,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989144006] [2021-05-06 06:02:08,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-06 06:02:08,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-06 06:02:08,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-06 06:02:08,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-05-06 06:02:08,320 INFO L87 Difference]: Start difference. First operand has 17 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 12 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-06 06:02:08,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 06:02:08,640 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2021-05-06 06:02:08,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-06 06:02:08,641 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-05-06 06:02:08,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 06:02:08,645 INFO L225 Difference]: With dead ends: 26 [2021-05-06 06:02:08,645 INFO L226 Difference]: Without dead ends: 14 [2021-05-06 06:02:08,646 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 273.4ms TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2021-05-06 06:02:08,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2021-05-06 06:02:08,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2021-05-06 06:02:08,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-06 06:02:08,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2021-05-06 06:02:08,666 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 12 [2021-05-06 06:02:08,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 06:02:08,666 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2021-05-06 06:02:08,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-06 06:02:08,666 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2021-05-06 06:02:08,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-05-06 06:02:08,667 INFO L515 BasicCegarLoop]: Found error trace [2021-05-06 06:02:08,667 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-06 06:02:08,667 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-06 06:02:08,667 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-06 06:02:08,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-06 06:02:08,668 INFO L82 PathProgramCache]: Analyzing trace with hash 96372484, now seen corresponding path program 1 times [2021-05-06 06:02:08,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-06 06:02:08,668 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018622824] [2021-05-06 06:02:08,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-06 06:02:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 06:02:08,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-06 06:02:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 06:02:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 06:02:08,843 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-06 06:02:08,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018622824] [2021-05-06 06:02:08,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018622824] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-06 06:02:08,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2038921833] [2021-05-06 06:02:08,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2021-05-06 06:02:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-06 06:02:08,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-06 06:02:08,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-06 06:02:09,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-06 06:02:09,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-06 06:02:09,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-06 06:02:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-06 06:02:09,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2038921833] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-06 06:02:09,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-06 06:02:09,052 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 11 [2021-05-06 06:02:09,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154797870] [2021-05-06 06:02:09,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-06 06:02:09,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-06 06:02:09,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-06 06:02:09,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-05-06 06:02:09,056 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-06 06:02:09,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-06 06:02:09,326 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2021-05-06 06:02:09,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-06 06:02:09,326 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-05-06 06:02:09,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-06 06:02:09,326 INFO L225 Difference]: With dead ends: 12 [2021-05-06 06:02:09,327 INFO L226 Difference]: Without dead ends: 0 [2021-05-06 06:02:09,328 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 356.9ms TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2021-05-06 06:02:09,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-06 06:02:09,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-06 06:02:09,330 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) [2021-05-06 06:02:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-06 06:02:09,331 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-05-06 06:02:09,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-06 06:02:09,331 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-06 06:02:09,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-05-06 06:02:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-06 06:02:09,335 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-06 06:02:09,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-05-06 06:02:09,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 06:02:09 BasicIcfg [2021-05-06 06:02:09,552 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-06 06:02:09,552 INFO L168 Benchmark]: Toolchain (without parser) took 2384.65 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 167.5 MB in the beginning and 192.5 MB in the end (delta: -24.9 MB). Peak memory consumption was 34.4 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,552 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 201.3 MB. Free memory is still 183.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-06 06:02:09,553 INFO L168 Benchmark]: CACSL2BoogieTranslator took 146.22 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 157.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,553 INFO L168 Benchmark]: Boogie Preprocessor took 63.50 ms. Allocated memory is still 201.3 MB. Free memory was 157.6 MB in the beginning and 185.3 MB in the end (delta: -27.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,553 INFO L168 Benchmark]: RCFGBuilder took 311.83 ms. Allocated memory is still 201.3 MB. Free memory was 184.8 MB in the beginning and 170.6 MB in the end (delta: 14.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,553 INFO L168 Benchmark]: IcfgTransformer took 245.03 ms. Allocated memory is still 201.3 MB. Free memory was 170.6 MB in the beginning and 150.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,554 INFO L168 Benchmark]: TraceAbstraction took 1599.15 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 149.7 MB in the beginning and 192.5 MB in the end (delta: -42.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 8.0 GB. [2021-05-06 06:02:09,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from IcfgTransformer: - StatisticsResult: Jordan loop acceleration statistics 0 HavocedVariables, 4 AssignedVariables, 0 ReadonlyVariables, Eigenvalues: {0={1=2}, 1={1=1, 2=1}}, 1 SequentialAcceleration, 0 AlternatingAcceleration, 1 QuantifierFreeResult * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 201.3 MB. Free memory is still 183.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 146.22 ms. Allocated memory is still 201.3 MB. Free memory was 167.3 MB in the beginning and 157.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 63.50 ms. Allocated memory is still 201.3 MB. Free memory was 157.6 MB in the beginning and 185.3 MB in the end (delta: -27.7 MB). Peak memory consumption was 5.4 MB. Max. memory is 8.0 GB. * RCFGBuilder took 311.83 ms. Allocated memory is still 201.3 MB. Free memory was 184.8 MB in the beginning and 170.6 MB in the end (delta: 14.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * IcfgTransformer took 245.03 ms. Allocated memory is still 201.3 MB. Free memory was 170.6 MB in the beginning and 150.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1599.15 ms. Allocated memory was 201.3 MB in the beginning and 260.0 MB in the end (delta: 58.7 MB). Free memory was 149.7 MB in the beginning and 192.5 MB in the end (delta: -42.8 MB). Peak memory consumption was 16.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 53]: 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 3 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1543.2ms, OverallIterations: 2, TraceHistogramMax: 1, EmptinessCheckTime: 17.5ms, AutomataDifference: 611.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 5.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 23 SDtfs, 37 SDslu, 48 SDs, 0 SdLazy, 84 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 105.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 630.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 12.0ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 19.8ms SsaConstructionTime, 92.3ms SatisfiabilityAnalysisTime, 447.8ms InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 296 SizeOfPredicates, 7 NumberOfNonLiveVariables, 113 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...