/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/test24-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 16:12:00,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 16:12:00,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 16:12:00,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 16:12:00,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 16:12:00,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 16:12:00,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 16:12:00,860 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 16:12:00,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 16:12:00,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 16:12:00,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 16:12:00,872 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 16:12:00,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 16:12:00,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 16:12:00,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 16:12:00,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 16:12:00,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 16:12:00,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 16:12:00,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 16:12:00,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 16:12:00,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 16:12:00,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 16:12:00,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 16:12:00,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 16:12:00,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-21 16:12:00,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 16:12:00,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 16:12:00,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 16:12:00,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-21 16:12:00,975 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 16:12:00,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 16:12:00,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 16:12:00,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 16:12:00,980 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 16:12:00,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 16:12:00,981 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 16:12:00,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 16:12:00,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 16:12:00,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 16:12:00,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 16:12:00,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 16:12:00,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 16:12:00,983 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 16:12:00,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 16:12:00,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 16:12:00,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 16:12:00,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 16:12:00,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 16:12:00,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 16:12:00,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 16:12:00,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 16:12:00,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 16:12:00,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 16:12:00,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 16:12:00,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 16:12:00,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 16:12:00,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 16:12:00,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 16:12:01,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 16:12:01,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 16:12:01,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 16:12:01,419 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 16:12:01,419 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 16:12:01,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test24-1.c [2021-02-21 16:12:01,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf6220547/3188f58b2d424f519b55720c2dc63df9/FLAGedd499cb3 [2021-02-21 16:12:02,142 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 16:12:02,142 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-1.c [2021-02-21 16:12:02,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf6220547/3188f58b2d424f519b55720c2dc63df9/FLAGedd499cb3 [2021-02-21 16:12:02,490 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf6220547/3188f58b2d424f519b55720c2dc63df9 [2021-02-21 16:12:02,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 16:12:02,509 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 16:12:02,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 16:12:02,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 16:12:02,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 16:12:02,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd8edb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02, skipping insertion in model container [2021-02-21 16:12:02,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,530 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 16:12:02,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 16:12:02,724 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-1.c[704,717] [2021-02-21 16:12:02,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 16:12:02,745 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 16:12:02,777 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test24-1.c[704,717] [2021-02-21 16:12:02,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 16:12:02,806 INFO L208 MainTranslator]: Completed translation [2021-02-21 16:12:02,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02 WrapperNode [2021-02-21 16:12:02,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 16:12:02,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 16:12:02,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 16:12:02,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 16:12:02,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,838 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,838 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (1/1) ... [2021-02-21 16:12:02,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 16:12:02,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 16:12:02,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 16:12:02,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 16:12:02,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (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 [2021-02-21 16:12:02,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 16:12:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 16:12:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 16:12:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2021-02-21 16:12:02,972 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 16:12:02,972 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure check [2021-02-21 16:12:02,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 16:12:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 16:12:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 16:12:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 16:12:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 16:12:02,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 16:12:02,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 16:12:03,276 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 16:12:03,277 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-21 16:12:03,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:12:03 BoogieIcfgContainer [2021-02-21 16:12:03,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 16:12:03,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 16:12:03,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 16:12:03,286 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 16:12:03,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 04:12:02" (1/3) ... [2021-02-21 16:12:03,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79097a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 04:12:03, skipping insertion in model container [2021-02-21 16:12:03,287 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 04:12:02" (2/3) ... [2021-02-21 16:12:03,288 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79097a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 04:12:03, skipping insertion in model container [2021-02-21 16:12:03,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 04:12:03" (3/3) ... [2021-02-21 16:12:03,290 INFO L111 eAbstractionObserver]: Analyzing ICFG test24-1.c [2021-02-21 16:12:03,299 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-21 16:12:03,305 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 16:12:03,328 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 16:12:03,418 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 16:12:03,418 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 16:12:03,419 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-21 16:12:03,419 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 16:12:03,419 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 16:12:03,419 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 16:12:03,419 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 16:12:03,419 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 16:12:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states. [2021-02-21 16:12:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-02-21 16:12:03,483 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 16:12:03,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 16:12:03,484 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 16:12:03,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 16:12:03,491 INFO L82 PathProgramCache]: Analyzing trace with hash 529436312, now seen corresponding path program 1 times [2021-02-21 16:12:03,502 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 16:12:03,503 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24870756] [2021-02-21 16:12:03,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 16:12:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:03,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:03,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:03,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:03,693 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:03,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 16:12:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:03,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:03,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:03,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-02-21 16:12:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:03,831 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:03,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:03,844 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24870756] [2021-02-21 16:12:03,846 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 16:12:03,846 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-21 16:12:03,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619819381] [2021-02-21 16:12:03,853 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-21 16:12:03,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 16:12:03,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-21 16:12:03,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-21 16:12:03,874 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 3 states. [2021-02-21 16:12:04,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 16:12:04,027 INFO L93 Difference]: Finished difference Result 35 states and 38 transitions. [2021-02-21 16:12:04,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-21 16:12:04,031 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2021-02-21 16:12:04,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 16:12:04,044 INFO L225 Difference]: With dead ends: 35 [2021-02-21 16:12:04,045 INFO L226 Difference]: Without dead ends: 17 [2021-02-21 16:12:04,050 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-21 16:12:04,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2021-02-21 16:12:04,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-02-21 16:12:04,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-02-21 16:12:04,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2021-02-21 16:12:04,101 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 15 [2021-02-21 16:12:04,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 16:12:04,102 INFO L480 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2021-02-21 16:12:04,102 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-21 16:12:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2021-02-21 16:12:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-02-21 16:12:04,104 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 16:12:04,104 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 16:12:04,105 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 16:12:04,105 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 16:12:04,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 16:12:04,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1071784266, now seen corresponding path program 1 times [2021-02-21 16:12:04,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 16:12:04,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311025160] [2021-02-21 16:12:04,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 16:12:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:04,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:04,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 16:12:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 16:12:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:04,447 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311025160] [2021-02-21 16:12:04,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 16:12:04,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 16:12:04,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670750762] [2021-02-21 16:12:04,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 16:12:04,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 16:12:04,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 16:12:04,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-02-21 16:12:04,454 INFO L87 Difference]: Start difference. First operand 17 states and 17 transitions. Second operand 5 states. [2021-02-21 16:12:04,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 16:12:04,615 INFO L93 Difference]: Finished difference Result 27 states and 27 transitions. [2021-02-21 16:12:04,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-21 16:12:04,616 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2021-02-21 16:12:04,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 16:12:04,618 INFO L225 Difference]: With dead ends: 27 [2021-02-21 16:12:04,618 INFO L226 Difference]: Without dead ends: 19 [2021-02-21 16:12:04,620 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-21 16:12:04,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2021-02-21 16:12:04,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2021-02-21 16:12:04,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-02-21 16:12:04,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 19 transitions. [2021-02-21 16:12:04,638 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 19 transitions. Word has length 16 [2021-02-21 16:12:04,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 16:12:04,644 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 19 transitions. [2021-02-21 16:12:04,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 16:12:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 19 transitions. [2021-02-21 16:12:04,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-02-21 16:12:04,647 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 16:12:04,647 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 16:12:04,647 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-21 16:12:04,648 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 16:12:04,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 16:12:04,650 INFO L82 PathProgramCache]: Analyzing trace with hash 1801537829, now seen corresponding path program 1 times [2021-02-21 16:12:04,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 16:12:04,651 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493610243] [2021-02-21 16:12:04,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 16:12:04,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,716 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:04,729 WARN L141 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-02-21 16:12:04,730 WARN L147 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size 13 [2021-02-21 16:12:04,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:04,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:04,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 16:12:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-21 16:12:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:04,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493610243] [2021-02-21 16:12:04,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804285413] [2021-02-21 16:12:04,815 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 [2021-02-21 16:12:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:04,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 13 conjunts are in the unsatisfiable core [2021-02-21 16:12:04,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 16:12:04,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,936 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,938 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,939 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,943 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,944 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:04,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:04,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:04,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-21 16:12:04,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-02-21 16:12:04,982 WARN L141 QuantifierPusher]: treesize reduction -3, result has 104.7 percent of original size [2021-02-21 16:12:04,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:04,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,000 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:05,001 WARN L147 QuantifierPusher]: treesize reduction -3, result has 104.7 percent of original size 67 [2021-02-21 16:12:05,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-21 16:12:05,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:05,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:05,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-02-21 16:12:05,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2021-02-21 16:12:05,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-21 16:12:05,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-21 16:12:05,065 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-21 16:12:05,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,075 WARN L141 QuantifierPusher]: treesize reduction 12, result has 85.7 percent of original size [2021-02-21 16:12:05,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,096 WARN L147 QuantifierPusher]: treesize reduction 12, result has 85.7 percent of original size 72 [2021-02-21 16:12:05,097 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-21 16:12:05,097 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:87, output treesize:71 [2021-02-21 16:12:05,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,107 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,190 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-02-21 16:12:05,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:05,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-02-21 16:12:05,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:05,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:05,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:05,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,259 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:05,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 16:12:05,262 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:05,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 16:12:05,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-21 16:12:05,271 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 16:12:05,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:05,274 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-21 16:12:05,276 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:05,277 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-02-21 16:12:05,278 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2021-02-21 16:12:05,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:05,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:05,281 WARN L141 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-02-21 16:12:05,281 WARN L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-02-21 16:12:05,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,284 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,285 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,289 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:05,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-21 16:12:05,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 8 [2021-02-21 16:12:05,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245649184] [2021-02-21 16:12:05,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 16:12:05,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 16:12:05,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 16:12:05,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-02-21 16:12:05,309 INFO L87 Difference]: Start difference. First operand 19 states and 19 transitions. Second operand 8 states. [2021-02-21 16:12:05,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 16:12:05,379 INFO L93 Difference]: Finished difference Result 29 states and 29 transitions. [2021-02-21 16:12:05,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 16:12:05,379 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2021-02-21 16:12:05,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 16:12:05,380 INFO L225 Difference]: With dead ends: 29 [2021-02-21 16:12:05,380 INFO L226 Difference]: Without dead ends: 21 [2021-02-21 16:12:05,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-02-21 16:12:05,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-02-21 16:12:05,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-02-21 16:12:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-02-21 16:12:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2021-02-21 16:12:05,387 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 18 [2021-02-21 16:12:05,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 16:12:05,387 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2021-02-21 16:12:05,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 16:12:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2021-02-21 16:12:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-02-21 16:12:05,388 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 16:12:05,388 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 16:12:05,603 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-02-21 16:12:05,604 INFO L428 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 16:12:05,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 16:12:05,606 INFO L82 PathProgramCache]: Analyzing trace with hash -1279924672, now seen corresponding path program 2 times [2021-02-21 16:12:05,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 16:12:05,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20604520] [2021-02-21 16:12:05,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 16:12:05,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:05,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:05,685 WARN L141 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-02-21 16:12:05,686 WARN L147 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size 13 [2021-02-21 16:12:05,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:05,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:05,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:05,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 16:12:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:05,790 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-02-21 16:12:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:05,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:05,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20604520] [2021-02-21 16:12:05,810 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795592809] [2021-02-21 16:12:05,810 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 16:12:05,890 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-02-21 16:12:05,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 16:12:05,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 14 conjunts are in the unsatisfiable core [2021-02-21 16:12:05,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 16:12:05,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,900 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,901 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,902 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,908 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,910 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,911 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,915 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:05,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,921 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-21 16:12:05,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-02-21 16:12:05,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:05,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-02-21 16:12:05,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,936 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-21 16:12:05,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:05,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:05,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-02-21 16:12:05,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 47 [2021-02-21 16:12:05,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-21 16:12:05,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-21 16:12:05,949 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-21 16:12:05,956 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,957 WARN L141 QuantifierPusher]: treesize reduction 12, result has 85.7 percent of original size [2021-02-21 16:12:05,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,960 WARN L147 QuantifierPusher]: treesize reduction 12, result has 85.7 percent of original size 72 [2021-02-21 16:12:05,960 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-02-21 16:12:05,960 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:87, output treesize:71 [2021-02-21 16:12:05,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:05,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:05,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:05,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:05,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,013 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,017 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,018 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,020 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,025 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,025 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,033 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-02-21 16:12:06,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:06,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,065 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,066 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2021-02-21 16:12:06,071 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:06,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2021-02-21 16:12:06,091 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,097 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,102 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,103 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2021-02-21 16:12:06,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-21 16:12:06,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,142 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,143 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,146 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 16:12:06,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 16:12:06,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-21 16:12:06,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 16:12:06,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-21 16:12:06,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,162 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:06,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:06,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 16:12:06,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-21 16:12:06,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-02-21 16:12:06,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2021-02-21 16:12:06,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,187 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-21 16:12:06,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:06,190 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-21 16:12:06,192 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:06,193 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-02-21 16:12:06,193 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:17, output treesize:5 [2021-02-21 16:12:06,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:06,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:06,199 WARN L141 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size [2021-02-21 16:12:06,201 WARN L147 QuantifierPusher]: treesize reduction 10, result has 9.1 percent of original size 1 [2021-02-21 16:12:06,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,240 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:06,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-21 16:12:06,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2021-02-21 16:12:06,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071750461] [2021-02-21 16:12:06,242 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 16:12:06,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 16:12:06,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 16:12:06,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-02-21 16:12:06,244 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 9 states. [2021-02-21 16:12:06,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 16:12:06,351 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2021-02-21 16:12:06,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 16:12:06,351 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2021-02-21 16:12:06,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 16:12:06,352 INFO L225 Difference]: With dead ends: 31 [2021-02-21 16:12:06,353 INFO L226 Difference]: Without dead ends: 23 [2021-02-21 16:12:06,353 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-02-21 16:12:06,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2021-02-21 16:12:06,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2021-02-21 16:12:06,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-02-21 16:12:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 23 transitions. [2021-02-21 16:12:06,358 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 23 transitions. Word has length 20 [2021-02-21 16:12:06,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 16:12:06,359 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 23 transitions. [2021-02-21 16:12:06,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 16:12:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 23 transitions. [2021-02-21 16:12:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-02-21 16:12:06,360 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 16:12:06,360 INFO L422 BasicCegarLoop]: trace histogram [4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 16:12:06,574 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 16:12:06,575 INFO L428 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 16:12:06,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 16:12:06,577 INFO L82 PathProgramCache]: Analyzing trace with hash 962046107, now seen corresponding path program 3 times [2021-02-21 16:12:06,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 16:12:06,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315687127] [2021-02-21 16:12:06,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 16:12:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:06,633 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,634 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,640 WARN L141 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size [2021-02-21 16:12:06,641 WARN L147 QuantifierPusher]: treesize reduction 8, result has 61.9 percent of original size 13 [2021-02-21 16:12:06,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,658 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-21 16:12:06,693 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 16:12:06,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 16:12:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:06,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-02-21 16:12:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 16:12:06,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,759 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 16:12:06,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315687127] [2021-02-21 16:12:06,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931782537] [2021-02-21 16:12:06,761 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 16:12:06,830 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-02-21 16:12:06,830 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-02-21 16:12:06,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 31 conjunts are in the unsatisfiable core [2021-02-21 16:12:06,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-02-21 16:12:06,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,837 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,842 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,842 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,849 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,850 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,858 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,861 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:06,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-21 16:12:06,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-21 16:12:06,870 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,871 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-21 16:12:06,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-21 16:12:06,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,874 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-21 16:12:06,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-21 16:12:06,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 21 [2021-02-21 16:12:06,882 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 16:12:06,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-02-21 16:12:06,883 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-02-21 16:12:06,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,894 WARN L141 QuantifierPusher]: treesize reduction -2, result has 105.9 percent of original size [2021-02-21 16:12:06,895 WARN L147 QuantifierPusher]: treesize reduction -2, result has 105.9 percent of original size 36 [2021-02-21 16:12:06,895 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2021-02-21 16:12:06,895 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:38, output treesize:36 [2021-02-21 16:12:06,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:06,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-21 16:12:06,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,950 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-21 16:12:06,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:06,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,955 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:06,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:06,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:06,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 16:12:06,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:06,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:06,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-21 16:12:06,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-21 16:12:06,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:06,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-21 16:12:06,999 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,000 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-02-21 16:12:07,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:07,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-21 16:12:07,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:07,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-21 16:12:07,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,078 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,114 WARN L141 QuantifierPusher]: treesize reduction 1, result has 98.3 percent of original size [2021-02-21 16:12:07,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-02-21 16:12:07,122 WARN L147 QuantifierPusher]: treesize reduction 1, result has 98.3 percent of original size 58 [2021-02-21 16:12:07,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2021-02-21 16:12:07,132 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-02-21 16:12:07,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,138 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:07,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,145 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-21 16:12:07,146 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-02-21 16:12:07,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:07,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-21 16:12:07,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:07,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:07,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:07,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:07,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:07,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 16:12:07,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:07,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:07,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:07,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 16:12:09,229 WARN L860 $PredicateComparison]: unable to prove that (exists ((|v_main_~#ad1~0.base_BEFORE_CALL_1| Int) (aux_div_main_~pa~0.offset_61 Int) (|v_main_~#ad1~0.offset_BEFORE_CALL_1| Int)) (= (select (select |c_#memory_int| |v_main_~#ad1~0.base_BEFORE_CALL_1|) (+ (* aux_div_main_~pa~0.offset_61 8) |v_main_~#ad1~0.offset_BEFORE_CALL_1|)) aux_div_main_~pa~0.offset_61)) is different from true [2021-02-21 16:12:09,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:09,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:09,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-21 16:12:09,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:09,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:09,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-21 16:12:09,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:09,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:09,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-02-21 16:12:09,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:09,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:09,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-21 16:12:09,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:09,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:09,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:09,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-21 16:12:15,321 WARN L202 SmtUtils]: Spent 6.04 s on a formula simplification that was a NOOP. DAG size: 28 [2021-02-21 16:12:15,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-21 16:12:15,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-21 16:12:15,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,332 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-21 16:12:15,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-21 16:12:15,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-21 16:12:15,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,388 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,388 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:15,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 123 [2021-02-21 16:12:15,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,400 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-21 16:12:15,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2021-02-21 16:12:15,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-02-21 16:12:15,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,414 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-02-21 16:12:15,418 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,420 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,424 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-02-21 16:12:15,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:15,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-02-21 16:12:15,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-21 16:12:15,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,449 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-02-21 16:12:15,451 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,452 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,456 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,457 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 118 [2021-02-21 16:12:15,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,463 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,464 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-21 16:12:15,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 88 [2021-02-21 16:12:15,467 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-02-21 16:12:15,469 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,470 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 16:12:15,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-21 16:12:15,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-21 16:12:15,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 16:12:15,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-21 16:12:15,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2021-02-21 16:12:15,516 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-21 16:12:15,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,538 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-21 16:12:15,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-21 16:12:15,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-21 16:12:15,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-21 16:12:15,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2021-02-21 16:12:15,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-02-21 16:12:15,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-21 16:12:15,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 98 [2021-02-21 16:12:15,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2021-02-21 16:12:15,552 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-02-21 16:12:15,554 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-21 16:12:15,555 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,555 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,561 WARN L313 ript$VariableManager]: TermVariabe aux_div_main_~pa~0.offset_61 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-02-21 16:12:15,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 160 [2021-02-21 16:12:15,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 111 [2021-02-21 16:12:15,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 16:12:15,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 16:12:15,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 16:12:15,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 16:12:15,595 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,596 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 16:12:15,597 WARN L141 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-02-21 16:12:15,597 WARN L147 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size 1 [2021-02-21 16:12:15,597 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:15,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,598 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:15,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 16:12:15,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 16:12:15,603 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-02-21 16:12:15,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-02-21 16:12:15,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 17 [2021-02-21 16:12:15,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564861166] [2021-02-21 16:12:15,604 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-02-21 16:12:15,604 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 16:12:15,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-02-21 16:12:15,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=199, Unknown=1, NotChecked=28, Total=272 [2021-02-21 16:12:15,605 INFO L87 Difference]: Start difference. First operand 23 states and 23 transitions. Second operand 17 states. [2021-02-21 16:12:20,404 WARN L202 SmtUtils]: Spent 2.03 s on a formula simplification that was a NOOP. DAG size: 42 [2021-02-21 16:12:26,496 WARN L202 SmtUtils]: Spent 6.06 s on a formula simplification that was a NOOP. DAG size: 59 [2021-02-21 16:12:26,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 16:12:26,606 INFO L93 Difference]: Finished difference Result 31 states and 32 transitions. [2021-02-21 16:12:26,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-21 16:12:26,606 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 22 [2021-02-21 16:12:26,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 16:12:26,607 INFO L225 Difference]: With dead ends: 31 [2021-02-21 16:12:26,607 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 16:12:26,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 19.1s TimeCoverageRelationStatistics Valid=161, Invalid=653, Unknown=2, NotChecked=54, Total=870 [2021-02-21 16:12:26,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 16:12:26,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 16:12:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 16:12:26,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 16:12:26,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2021-02-21 16:12:26,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 16:12:26,609 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 16:12:26,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2021-02-21 16:12:26,609 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 16:12:26,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 16:12:26,810 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-02-21 16:12:26,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 16:12:28,960 WARN L202 SmtUtils]: Spent 2.01 s on a formula simplification. DAG size of input: 35 DAG size of output: 1 [2021-02-21 16:12:29,012 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-21 16:12:29,013 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-21 16:12:29,013 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-21 16:12:29,013 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-21 16:12:29,014 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2021-02-21 16:12:29,014 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-21 16:12:29,014 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-21 16:12:29,014 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 16:12:29,014 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 16:12:29,014 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-21 16:12:29,014 INFO L189 CegarLoopUtils]: For program point L31(line 31) no Hoare annotation was computed. [2021-02-21 16:12:29,014 INFO L189 CegarLoopUtils]: For program point L31-1(lines 31 33) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 16 40) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point L23(lines 23 34) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point L23-2(lines 23 34) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 16 40) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L185 CegarLoopUtils]: At program point L32(lines 17 40) the Hoare annotation is: false [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 38) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 16 40) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-21 16:12:29,015 INFO L189 CegarLoopUtils]: For program point L28-1(lines 28 30) no Hoare annotation was computed. [2021-02-21 16:12:29,015 INFO L185 CegarLoopUtils]: At program point L28-3(lines 28 30) the Hoare annotation is: (and (= main_~pa~0.base |main_~#ad1~0.base|) (let ((.cse0 (div (+ main_~pa~0.offset (* |main_~#ad1~0.offset| (- 1))) 8))) (= (select (select |#memory_int| |main_~#ad1~0.base|) (+ (* .cse0 8) |main_~#ad1~0.offset|)) .cse0)) (= (mod (+ main_~pa~0.offset (* |main_~#ad1~0.offset| 7)) 8) 0) (< main_~i~0 (+ (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset) 1))) [2021-02-21 16:12:29,016 INFO L185 CegarLoopUtils]: At program point L28-4(lines 28 30) the Hoare annotation is: (and (= main_~pa~0.base |main_~#ad1~0.base|) (let ((.cse0 (div (+ main_~pa~0.offset (* |main_~#ad1~0.offset| (- 1))) 8))) (= (select (select |#memory_int| |main_~#ad1~0.base|) (+ (* .cse0 8) |main_~#ad1~0.offset|)) .cse0)) (= (mod (+ main_~pa~0.offset (* |main_~#ad1~0.offset| 7)) 8) 0) (< main_~i~0 (+ (select (select |#memory_int| main_~pa~0.base) main_~pa~0.offset) 1)) (exists ((aux_div_main_~pa~0.offset_61 Int) (aux_div_aux_mod_main_~pa~0.offset_61_36 Int)) (let ((.cse1 (select |#memory_int| |main_~#ad1~0.base|)) (.cse2 (* aux_div_main_~pa~0.offset_61 8))) (let ((.cse3 (select .cse1 (+ .cse2 (* aux_div_aux_mod_main_~pa~0.offset_61_36 8) |main_~#ad1~0.offset|))) (.cse4 (* 8 aux_div_aux_mod_main_~pa~0.offset_61_36))) (and (= (select .cse1 (+ .cse2 |main_~#ad1~0.offset|)) aux_div_main_~pa~0.offset_61) (<= .cse3 main_~i~0) (< .cse4 8) (< main_~i~0 (+ .cse3 1)) (<= 0 .cse4)))))) [2021-02-21 16:12:29,016 INFO L192 CegarLoopUtils]: At program point checkENTRY(lines 11 14) the Hoare annotation is: true [2021-02-21 16:12:29,016 INFO L189 CegarLoopUtils]: For program point checkFINAL(lines 11 14) no Hoare annotation was computed. [2021-02-21 16:12:29,016 INFO L189 CegarLoopUtils]: For program point checkEXIT(lines 11 14) no Hoare annotation was computed. [2021-02-21 16:12:29,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 04:12:29 BoogieIcfgContainer [2021-02-21 16:12:29,035 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 16:12:29,036 INFO L168 Benchmark]: Toolchain (without parser) took 26540.38 ms. Allocated memory was 154.1 MB in the beginning and 208.7 MB in the end (delta: 54.5 MB). Free memory was 128.8 MB in the beginning and 176.5 MB in the end (delta: -47.7 MB). Peak memory consumption was 114.0 MB. Max. memory is 8.0 GB. [2021-02-21 16:12:29,037 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 154.1 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 101.5 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 16:12:29,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 294.39 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 117.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-21 16:12:29,037 INFO L168 Benchmark]: Boogie Preprocessor took 46.77 ms. Allocated memory is still 154.1 MB. Free memory was 117.6 MB in the beginning and 115.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-21 16:12:29,038 INFO L168 Benchmark]: RCFGBuilder took 422.92 ms. Allocated memory is still 154.1 MB. Free memory was 115.9 MB in the beginning and 101.9 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-02-21 16:12:29,038 INFO L168 Benchmark]: TraceAbstraction took 25754.07 ms. Allocated memory was 154.1 MB in the beginning and 208.7 MB in the end (delta: 54.5 MB). Free memory was 101.5 MB in the beginning and 176.5 MB in the end (delta: -75.0 MB). Peak memory consumption was 86.8 MB. Max. memory is 8.0 GB. [2021-02-21 16:12:29,039 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 154.1 MB. Free memory was 125.1 MB in the beginning and 125.0 MB in the end (delta: 101.5 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 294.39 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 117.6 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 46.77 ms. Allocated memory is still 154.1 MB. Free memory was 117.6 MB in the beginning and 115.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 422.92 ms. Allocated memory is still 154.1 MB. Free memory was 115.9 MB in the beginning and 101.9 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 25754.07 ms. Allocated memory was 154.1 MB in the beginning and 208.7 MB in the end (delta: 54.5 MB). Free memory was 101.5 MB in the beginning and 176.5 MB in the end (delta: -75.0 MB). Peak memory consumption was 86.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 38]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: ((pa == ad1 && unknown-#memory_int-unknown[ad1][(pa + ad1 * -1) / 8 * 8 + ad1] == (pa + ad1 * -1) / 8) && (pa + ad1 * 7) % 8 == 0) && i < unknown-#memory_int-unknown[pa][pa] + 1 - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23.3s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 11.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 67 SDtfs, 29 SDslu, 127 SDs, 0 SdLazy, 231 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 69 SyntacticMatches, 3 SemanticMatches, 49 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 19.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=4, 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, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 8 LocationsWithAnnotation, 13 PreInvPairs, 18 NumberOfFragments, 185 HoareAnnotationTreeSize, 13 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 8 FomulaSimplificationsInter, 270 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 151 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 143 ConstructedInterpolants, 9 QuantifiedInterpolants, 24301 SizeOfPredicates, 24 NumberOfNonLiveVariables, 412 ConjunctsInSsa, 58 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 9/40 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...