/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/eca-rers2012/Problem14_label01.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:40:54,241 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:40:54,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:40:54,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 22:40:54,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:40:54,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:40:54,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:40:54,361 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 [2020-11-06 22:40:54,423 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:40:54,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:40:54,428 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:40:54,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:40:54,430 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:40:54,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:40:54,430 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:40:54,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:40:54,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:40:54,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:40:54,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:40:54,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:40:54,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:40:54,433 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:40:54,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:40:54,434 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:40:54,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:40:54,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:40:54,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:40:54,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:40:54,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:40:54,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:40:54,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:40:54,435 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:40:54,435 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:40:54,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:40:54,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:40:54,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:40:54,436 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:40:54,436 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:40:54,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:40:54,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:40:54,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:40:54,926 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:40:54,927 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:40:54,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label01.c [2020-11-06 22:40:55,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7d3144d/e90089bc001f4d77996b3cc84165da74/FLAG0bdf2e6ce [2020-11-06 22:40:55,949 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:40:55,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label01.c [2020-11-06 22:40:55,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7d3144d/e90089bc001f4d77996b3cc84165da74/FLAG0bdf2e6ce [2020-11-06 22:40:56,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c7d3144d/e90089bc001f4d77996b3cc84165da74 [2020-11-06 22:40:56,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:40:56,208 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:40:56,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:40:56,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:40:56,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:40:56,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:40:56" (1/1) ... [2020-11-06 22:40:56,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e7185a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:56, skipping insertion in model container [2020-11-06 22:40:56,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:40:56" (1/1) ... [2020-11-06 22:40:56,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:40:56,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:40:56,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:40:56,847 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:40:57,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:40:57,104 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:40:57,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57 WrapperNode [2020-11-06 22:40:57,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:40:57,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:40:57,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:40:57,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:40:57,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,159 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (1/1) ... [2020-11-06 22:40:57,254 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:40:57,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:40:57,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:40:57,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:40:57,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (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 [2020-11-06 22:40:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:40:57,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:40:57,369 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:40:57,369 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-11-06 22:40:57,369 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:40:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-11-06 22:40:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:40:57,370 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:40:57,371 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:40:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:40:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 22:40:57,372 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-06 22:40:57,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:40:57,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:40:57,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:40:57,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:40:57,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:40:57,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:40:57,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:40:59,286 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:40:59,287 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-06 22:40:59,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:40:59 BoogieIcfgContainer [2020-11-06 22:40:59,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:40:59,293 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:40:59,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:40:59,298 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:40:59,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:40:56" (1/3) ... [2020-11-06 22:40:59,300 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d889a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:40:59, skipping insertion in model container [2020-11-06 22:40:59,300 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:40:57" (2/3) ... [2020-11-06 22:40:59,301 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d889a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:40:59, skipping insertion in model container [2020-11-06 22:40:59,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:40:59" (3/3) ... [2020-11-06 22:40:59,303 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label01.c [2020-11-06 22:40:59,325 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:40:59,330 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:40:59,346 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:40:59,386 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:40:59,387 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:40:59,387 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:40:59,387 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:40:59,387 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:40:59,387 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:40:59,388 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:40:59,388 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:40:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states. [2020-11-06 22:40:59,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-11-06 22:40:59,427 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:40:59,429 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:40:59,429 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:40:59,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:40:59,437 INFO L82 PathProgramCache]: Analyzing trace with hash 767270766, now seen corresponding path program 1 times [2020-11-06 22:40:59,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:40:59,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979595071] [2020-11-06 22:40:59,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:40:59,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:40:59,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:00,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979595071] [2020-11-06 22:41:00,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:41:00,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 22:41:00,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133390813] [2020-11-06 22:41:00,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 22:41:00,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:00,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 22:41:00,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:41:00,098 INFO L87 Difference]: Start difference. First operand 258 states. Second operand 5 states. [2020-11-06 22:41:00,257 WARN L194 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2020-11-06 22:41:03,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:03,611 INFO L93 Difference]: Finished difference Result 891 states and 1619 transitions. [2020-11-06 22:41:03,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-11-06 22:41:03,616 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-11-06 22:41:03,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:03,654 INFO L225 Difference]: With dead ends: 891 [2020-11-06 22:41:03,655 INFO L226 Difference]: Without dead ends: 565 [2020-11-06 22:41:03,678 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:41:03,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2020-11-06 22:41:03,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 559. [2020-11-06 22:41:03,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 559 states. [2020-11-06 22:41:03,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 559 states and 907 transitions. [2020-11-06 22:41:03,864 INFO L78 Accepts]: Start accepts. Automaton has 559 states and 907 transitions. Word has length 61 [2020-11-06 22:41:03,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:03,867 INFO L481 AbstractCegarLoop]: Abstraction has 559 states and 907 transitions. [2020-11-06 22:41:03,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 22:41:03,867 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 907 transitions. [2020-11-06 22:41:03,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2020-11-06 22:41:03,879 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:41:03,882 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:41:03,882 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:41:03,882 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:41:03,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:41:03,885 INFO L82 PathProgramCache]: Analyzing trace with hash 266371137, now seen corresponding path program 1 times [2020-11-06 22:41:03,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:41:03,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924650086] [2020-11-06 22:41:03,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:41:03,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:04,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:04,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:41:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:04,240 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:04,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924650086] [2020-11-06 22:41:04,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:41:04,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 22:41:04,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481304697] [2020-11-06 22:41:04,243 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:41:04,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:04,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:41:04,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:41:04,245 INFO L87 Difference]: Start difference. First operand 559 states and 907 transitions. Second operand 7 states. [2020-11-06 22:41:07,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:07,195 INFO L93 Difference]: Finished difference Result 1705 states and 2818 transitions. [2020-11-06 22:41:07,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-06 22:41:07,196 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 130 [2020-11-06 22:41:07,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:07,215 INFO L225 Difference]: With dead ends: 1705 [2020-11-06 22:41:07,215 INFO L226 Difference]: Without dead ends: 1152 [2020-11-06 22:41:07,220 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-11-06 22:41:07,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2020-11-06 22:41:07,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 753. [2020-11-06 22:41:07,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 753 states. [2020-11-06 22:41:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 753 states and 1066 transitions. [2020-11-06 22:41:07,343 INFO L78 Accepts]: Start accepts. Automaton has 753 states and 1066 transitions. Word has length 130 [2020-11-06 22:41:07,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:07,346 INFO L481 AbstractCegarLoop]: Abstraction has 753 states and 1066 transitions. [2020-11-06 22:41:07,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:41:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1066 transitions. [2020-11-06 22:41:07,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-11-06 22:41:07,356 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:41:07,356 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:41:07,357 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 22:41:07,357 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:41:07,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:41:07,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1924300889, now seen corresponding path program 1 times [2020-11-06 22:41:07,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:41:07,361 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979594382] [2020-11-06 22:41:07,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:41:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:07,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:07,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:41:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:07,750 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:07,751 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979594382] [2020-11-06 22:41:07,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:41:07,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-06 22:41:07,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432270045] [2020-11-06 22:41:07,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 22:41:07,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:07,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 22:41:07,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-06 22:41:07,754 INFO L87 Difference]: Start difference. First operand 753 states and 1066 transitions. Second operand 8 states. [2020-11-06 22:41:10,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:10,792 INFO L93 Difference]: Finished difference Result 1720 states and 2546 transitions. [2020-11-06 22:41:10,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 22:41:10,794 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 131 [2020-11-06 22:41:10,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:10,805 INFO L225 Difference]: With dead ends: 1720 [2020-11-06 22:41:10,805 INFO L226 Difference]: Without dead ends: 973 [2020-11-06 22:41:10,809 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-11-06 22:41:10,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2020-11-06 22:41:10,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 947. [2020-11-06 22:41:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 947 states. [2020-11-06 22:41:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 947 states and 1267 transitions. [2020-11-06 22:41:10,865 INFO L78 Accepts]: Start accepts. Automaton has 947 states and 1267 transitions. Word has length 131 [2020-11-06 22:41:10,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:10,866 INFO L481 AbstractCegarLoop]: Abstraction has 947 states and 1267 transitions. [2020-11-06 22:41:10,866 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 22:41:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1267 transitions. [2020-11-06 22:41:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2020-11-06 22:41:10,869 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:41:10,869 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:41:10,870 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:41:10,870 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:41:10,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:41:10,871 INFO L82 PathProgramCache]: Analyzing trace with hash 1699913673, now seen corresponding path program 1 times [2020-11-06 22:41:10,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:41:10,871 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214368567] [2020-11-06 22:41:10,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:41:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:11,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:11,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:41:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:11,301 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:11,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214368567] [2020-11-06 22:41:11,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1056459794] [2020-11-06 22:41:11,303 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 [2020-11-06 22:41:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:11,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:41:11,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:41:11,577 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:11,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:41:11,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2020-11-06 22:41:11,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620987165] [2020-11-06 22:41:11,579 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:41:11,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:11,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:41:11,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:41:11,580 INFO L87 Difference]: Start difference. First operand 947 states and 1267 transitions. Second operand 3 states. [2020-11-06 22:41:13,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:13,097 INFO L93 Difference]: Finished difference Result 2810 states and 3828 transitions. [2020-11-06 22:41:13,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:41:13,101 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2020-11-06 22:41:13,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:13,117 INFO L225 Difference]: With dead ends: 2810 [2020-11-06 22:41:13,117 INFO L226 Difference]: Without dead ends: 1869 [2020-11-06 22:41:13,122 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:41:13,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1869 states. [2020-11-06 22:41:13,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1869 to 1503. [2020-11-06 22:41:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1503 states. [2020-11-06 22:41:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1503 states to 1503 states and 1951 transitions. [2020-11-06 22:41:13,215 INFO L78 Accepts]: Start accepts. Automaton has 1503 states and 1951 transitions. Word has length 134 [2020-11-06 22:41:13,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:13,216 INFO L481 AbstractCegarLoop]: Abstraction has 1503 states and 1951 transitions. [2020-11-06 22:41:13,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:41:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1951 transitions. [2020-11-06 22:41:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-11-06 22:41:13,223 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:41:13,224 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:41:13,440 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:41:13,441 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:41:13,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:41:13,442 INFO L82 PathProgramCache]: Analyzing trace with hash 667514113, now seen corresponding path program 1 times [2020-11-06 22:41:13,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:41:13,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654422709] [2020-11-06 22:41:13,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:41:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:13,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:13,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:41:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:14,000 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 52 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:14,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654422709] [2020-11-06 22:41:14,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702719028] [2020-11-06 22:41:14,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-11-06 22:41:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:14,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:41:14,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:41:14,333 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:41:14,333 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:41:14,334 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2020-11-06 22:41:14,334 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986944852] [2020-11-06 22:41:14,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:41:14,339 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:14,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:41:14,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:41:14,343 INFO L87 Difference]: Start difference. First operand 1503 states and 1951 transitions. Second operand 3 states. [2020-11-06 22:41:15,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:15,576 INFO L93 Difference]: Finished difference Result 3738 states and 4999 transitions. [2020-11-06 22:41:15,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:41:15,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 226 [2020-11-06 22:41:15,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:15,593 INFO L225 Difference]: With dead ends: 3738 [2020-11-06 22:41:15,593 INFO L226 Difference]: Without dead ends: 2241 [2020-11-06 22:41:15,599 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 229 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:41:15,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2241 states. [2020-11-06 22:41:15,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2241 to 1875. [2020-11-06 22:41:15,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1875 states. [2020-11-06 22:41:15,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1875 states and 2488 transitions. [2020-11-06 22:41:15,704 INFO L78 Accepts]: Start accepts. Automaton has 1875 states and 2488 transitions. Word has length 226 [2020-11-06 22:41:15,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:15,711 INFO L481 AbstractCegarLoop]: Abstraction has 1875 states and 2488 transitions. [2020-11-06 22:41:15,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:41:15,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2488 transitions. [2020-11-06 22:41:15,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2020-11-06 22:41:15,722 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:41:15,723 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:41:15,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:41:15,938 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:41:15,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:41:15,939 INFO L82 PathProgramCache]: Analyzing trace with hash 1408472044, now seen corresponding path program 1 times [2020-11-06 22:41:15,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:41:15,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627440940] [2020-11-06 22:41:15,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:41:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:16,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:41:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:16,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:41:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:16,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-11-06 22:41:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:16,454 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 107 proven. 2 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-11-06 22:41:16,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627440940] [2020-11-06 22:41:16,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1532278359] [2020-11-06 22:41:16,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-11-06 22:41:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:41:16,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:41:16,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:41:16,774 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-11-06 22:41:16,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:41:16,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 5 [2020-11-06 22:41:16,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179171134] [2020-11-06 22:41:16,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:41:16,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:41:16,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:41:16,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:41:16,777 INFO L87 Difference]: Start difference. First operand 1875 states and 2488 transitions. Second operand 3 states. [2020-11-06 22:41:18,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:41:18,314 INFO L93 Difference]: Finished difference Result 4479 states and 6149 transitions. [2020-11-06 22:41:18,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:41:18,315 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 290 [2020-11-06 22:41:18,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:41:18,318 INFO L225 Difference]: With dead ends: 4479 [2020-11-06 22:41:18,318 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:41:18,330 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 300 GetRequests, 295 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:41:18,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:41:18,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:41:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:41:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:41:18,331 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 290 [2020-11-06 22:41:18,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:41:18,332 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:41:18,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:41:18,332 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:41:18,332 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:41:18,545 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:41:18,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:41:19,168 WARN L194 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 15 [2020-11-06 22:41:19,771 WARN L194 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 31 [2020-11-06 22:41:19,870 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-11-06 22:41:19,870 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-11-06 22:41:19,870 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-11-06 22:41:19,870 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-06 22:41:19,871 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:41:19,871 INFO L262 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~inputA~0 |old(~inputA~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a15~0 |old(~a15~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a24~0 |old(~a24~0)|) (= ~inputC~0 |old(~inputC~0)|) (= ~inputF~0 |old(~inputF~0)|) (= ~inputE~0 |old(~inputE~0)|) (= ~inputD~0 |old(~inputD~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~inputB~0 |old(~inputB~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string7.base| |old(#t~string7.base)|)) [2020-11-06 22:41:19,871 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:41:19,871 INFO L266 CegarLoopResult]: For program point L696(lines 696 872) no Hoare annotation was computed. [2020-11-06 22:41:19,871 INFO L262 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (and (= 5 |old(~a15~0)|) (not (<= 12 |old(~a12~0)|)) (not (<= 9 |old(~a21~0)|)) (not (<= |old(~a21~0)| 6))) [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L168-1(line 168) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L301(lines 301 872) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L434(lines 434 872) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L368(lines 368 872) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L170-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,872 INFO L266 CegarLoopResult]: For program point L104-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L38-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L237(lines 237 872) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L766(lines 766 872) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L634(lines 634 872) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L502(lines 502 872) no Hoare annotation was computed. [2020-11-06 22:41:19,873 INFO L266 CegarLoopResult]: For program point L833(lines 833 872) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L173-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L107-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L41-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L702(lines 702 872) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L570(lines 570 872) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-11-06 22:41:19,874 INFO L266 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L307(lines 307 872) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L440(lines 440 872) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L374(lines 374 872) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L176-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L110-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L44-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L243(lines 243 872) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-11-06 22:41:19,875 INFO L266 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L640(lines 640 872) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L508(lines 508 872) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L839(lines 839 872) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L773(lines 773 872) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L575(lines 575 872) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L179-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L113-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,876 INFO L266 CegarLoopResult]: For program point L47-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L708(lines 708 872) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L313(lines 313 872) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L446(lines 446 872) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L380(lines 380 872) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L182-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,877 INFO L266 CegarLoopResult]: For program point L116-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L50-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L249(lines 249 872) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L844(lines 844 872) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L646(lines 646 872) no Hoare annotation was computed. [2020-11-06 22:41:19,878 INFO L266 CegarLoopResult]: For program point L514(lines 514 872) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L779(lines 779 872) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L581(lines 581 872) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L185-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L119-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L53-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L714(lines 714 872) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-11-06 22:41:19,879 INFO L266 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L451(lines 451 872) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L319(lines 319 872) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L386(lines 386 872) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L254(lines 254 872) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L188-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L122-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L56-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,880 INFO L266 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L850(lines 850 872) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L652(lines 652 872) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L520(lines 520 872) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L785(lines 785 872) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L587(lines 587 872) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L191-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L125-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L59-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,881 INFO L266 CegarLoopResult]: For program point L720(lines 720 872) no Hoare annotation was computed. [2020-11-06 22:41:19,882 INFO L262 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 874) the Hoare annotation is: (let ((.cse0 (and (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a15~0 |old(~a15~0)|)))) (and (or .cse0 (not (<= 9 |old(~a21~0)|))) (or .cse0 (= 5 |old(~a15~0)|)) (or .cse0 (not (<= |old(~a21~0)| 6))) (or .cse0 (not (<= 12 |old(~a12~0)|))))) [2020-11-06 22:41:19,882 INFO L266 CegarLoopResult]: For program point L456(lines 456 872) no Hoare annotation was computed. [2020-11-06 22:41:19,882 INFO L266 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-11-06 22:41:19,882 INFO L266 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-11-06 22:41:19,882 INFO L266 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-11-06 22:41:19,882 INFO L266 CegarLoopResult]: For program point L325(lines 325 872) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L392(lines 392 872) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L260(lines 260 872) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L194-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L128-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L62-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-11-06 22:41:19,883 INFO L266 CegarLoopResult]: For program point L856(lines 856 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L658(lines 658 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L526(lines 526 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L791(lines 791 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L593(lines 593 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L197-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L131-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L65-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L726(lines 726 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L462(lines 462 872) no Hoare annotation was computed. [2020-11-06 22:41:19,884 INFO L266 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L331(lines 331 872) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L398(lines 398 872) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L266(lines 266 872) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L200-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L134-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L68-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L861(lines 861 872) no Hoare annotation was computed. [2020-11-06 22:41:19,885 INFO L266 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L664(lines 664 872) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L532(lines 532 872) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L797(lines 797 872) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L599(lines 599 872) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L203-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L137-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L71-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,886 INFO L266 CegarLoopResult]: For program point L732(lines 732 872) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L469(lines 469 872) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L337(lines 337 872) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L271(lines 271 872) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L404(lines 404 872) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L140-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L74-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,887 INFO L266 CegarLoopResult]: For program point L867(lines 867 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L670(lines 670 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L538(lines 538 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L803(lines 803 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L737(lines 737 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L605(lines 605 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L143-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L77-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L474(lines 474 872) no Hoare annotation was computed. [2020-11-06 22:41:19,888 INFO L266 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L343(lines 343 872) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L277(lines 277 872) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L410(lines 410 872) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L146-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L80-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L543(lines 543 872) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L213(lines 213 872) no Hoare annotation was computed. [2020-11-06 22:41:19,889 INFO L266 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L676(lines 676 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L809(lines 809 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L743(lines 743 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L611(lines 611 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L149-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L83-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L480(lines 480 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L282(lines 282 872) no Hoare annotation was computed. [2020-11-06 22:41:19,890 INFO L266 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L679(lines 679 872) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L349(lines 349 872) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L416(lines 416 872) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L152-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L86-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L549(lines 549 872) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L219(lines 219 872) no Hoare annotation was computed. [2020-11-06 22:41:19,891 INFO L266 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L749(lines 749 872) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L617(lines 617 872) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L155-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L89-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L23-2(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L816(lines 816 872) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L486(lines 486 872) no Hoare annotation was computed. [2020-11-06 22:41:19,892 INFO L266 CegarLoopResult]: For program point L288(lines 288 872) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L685(lines 685 872) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L355(lines 355 872) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L554(lines 554 872) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L422(lines 422 872) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L158-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L92-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,893 INFO L266 CegarLoopResult]: For program point L26-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L225(lines 225 872) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L754(lines 754 872) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L821(lines 821 872) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L623(lines 623 872) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L557(lines 557 872) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L161-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,894 INFO L266 CegarLoopResult]: For program point L95-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L29-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L690(lines 690 872) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L492(lines 492 872) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L361(lines 361 872) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L295(lines 295 872) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L428(lines 428 872) no Hoare annotation was computed. [2020-11-06 22:41:19,895 INFO L266 CegarLoopResult]: For program point L164-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L98-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L32-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L231(lines 231 872) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L760(lines 760 872) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L628(lines 628 872) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L827(lines 827 872) no Hoare annotation was computed. [2020-11-06 22:41:19,896 INFO L266 CegarLoopResult]: For program point L563(lines 563 872) no Hoare annotation was computed. [2020-11-06 22:41:19,897 INFO L266 CegarLoopResult]: For program point L497(lines 497 872) no Hoare annotation was computed. [2020-11-06 22:41:19,897 INFO L266 CegarLoopResult]: For program point L167-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,897 INFO L266 CegarLoopResult]: For program point L101-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,897 INFO L266 CegarLoopResult]: For program point L35-1(lines 22 874) no Hoare annotation was computed. [2020-11-06 22:41:19,897 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:41:19,898 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 8 ~a15~0) (<= (+ ~a12~0 49) 0) (<= ~a15~0 8)) [2020-11-06 22:41:19,898 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:41:19,898 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:41:19,898 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 876 892) the Hoare annotation is: (or (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (not (<= (+ |old(~a12~0)| 49) 0)) (and (<= 8 ~a15~0) (= ~a24~0 |old(~a24~0)|) (= ~a21~0 |old(~a21~0)|) (<= ~a15~0 8) (= ~a12~0 |old(~a12~0)|))) [2020-11-06 22:41:19,898 INFO L262 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (or (<= 9 ~a21~0) (not (= 5 ~a15~0)) (<= 12 ~a12~0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (<= ~a21~0 6) (not (<= (+ |old(~a12~0)| 49) 0))) [2020-11-06 22:41:19,898 INFO L266 CegarLoopResult]: For program point L890-1(line 890) no Hoare annotation was computed. [2020-11-06 22:41:19,898 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 876 892) no Hoare annotation was computed. [2020-11-06 22:41:19,898 INFO L266 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-11-06 22:41:19,899 INFO L262 CegarLoopResult]: At program point L882-2(lines 882 891) the Hoare annotation is: (or (<= 9 ~a21~0) (not (= 5 ~a15~0)) (<= 12 ~a12~0) (not (<= 8 |old(~a15~0)|)) (not (<= |old(~a15~0)| 8)) (<= ~a21~0 6) (not (<= (+ |old(~a12~0)| 49) 0))) [2020-11-06 22:41:19,899 INFO L266 CegarLoopResult]: For program point L882-3(lines 876 892) no Hoare annotation was computed. [2020-11-06 22:41:19,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:41:19 BoogieIcfgContainer [2020-11-06 22:41:19,924 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:41:19,926 INFO L168 Benchmark]: Toolchain (without parser) took 23726.41 ms. Allocated memory was 159.4 MB in the beginning and 420.5 MB in the end (delta: 261.1 MB). Free memory was 133.6 MB in the beginning and 271.7 MB in the end (delta: -138.1 MB). Peak memory consumption was 209.1 MB. Max. memory is 8.0 GB. [2020-11-06 22:41:19,927 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 159.4 MB. Free memory is still 130.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:41:19,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 894.59 ms. Allocated memory is still 159.4 MB. Free memory was 133.0 MB in the beginning and 136.4 MB in the end (delta: -3.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 8.0 GB. [2020-11-06 22:41:19,929 INFO L168 Benchmark]: Boogie Preprocessor took 147.83 ms. Allocated memory is still 159.4 MB. Free memory was 136.4 MB in the beginning and 131.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:41:19,930 INFO L168 Benchmark]: RCFGBuilder took 2035.15 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 131.2 MB in the beginning and 125.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 84.9 MB. Max. memory is 8.0 GB. [2020-11-06 22:41:19,931 INFO L168 Benchmark]: TraceAbstraction took 20631.55 ms. Allocated memory was 191.9 MB in the beginning and 420.5 MB in the end (delta: 228.6 MB). Free memory was 125.4 MB in the beginning and 271.7 MB in the end (delta: -146.2 MB). Peak memory consumption was 167.3 MB. Max. memory is 8.0 GB. [2020-11-06 22:41:19,935 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 159.4 MB. Free memory is still 130.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 894.59 ms. Allocated memory is still 159.4 MB. Free memory was 133.0 MB in the beginning and 136.4 MB in the end (delta: -3.4 MB). Peak memory consumption was 34.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 147.83 ms. Allocated memory is still 159.4 MB. Free memory was 136.4 MB in the beginning and 131.2 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2035.15 ms. Allocated memory was 159.4 MB in the beginning and 191.9 MB in the end (delta: 32.5 MB). Free memory was 131.2 MB in the beginning and 125.9 MB in the end (delta: 5.2 MB). Peak memory consumption was 84.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 20631.55 ms. Allocated memory was 191.9 MB in the beginning and 420.5 MB in the end (delta: 228.6 MB). Free memory was 125.4 MB in the beginning and 271.7 MB in the end (delta: -146.2 MB). Peak memory consumption was 167.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 882]: Loop Invariant Derived loop invariant: (((((9 <= a21 || !(5 == a15)) || 12 <= a12) || !(8 <= \old(a15))) || !(\old(a15) <= 8)) || a21 <= 6) || !(\old(a12) + 49 <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 258 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.1s, OverallIterations: 6, TraceHistogramMax: 3, AutomataDifference: 13.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 932 SDtfs, 2589 SDslu, 140 SDs, 0 SdLazy, 4887 SolverSat, 1284 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 715 GetRequests, 669 SyntacticMatches, 4 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1875occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 1163 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 102 PreInvPairs, 132 NumberOfFragments, 250 HoareAnnotationTreeSize, 102 FomulaSimplifications, 10615 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 9 FomulaSimplificationsInter, 2028 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1622 NumberOfCodeBlocks, 1622 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1613 ConstructedInterpolants, 0 QuantifiedInterpolants, 721191 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1316 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 724/728 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...