/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/Problem10_label03.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:38:20,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:38:20,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:38:20,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-11-06 22:38:20,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:38:20,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:38:20,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:38:20,884 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 22:38:20,958 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:38:20,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:38:20,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:38:20,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:38:20,963 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:38:20,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:38:20,964 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:38:20,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:38:20,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:38:20,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:38:20,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:38:20,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:38:20,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:38:20,966 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:38:20,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:38:20,966 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:38:20,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:38:20,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:38:20,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:38:20,967 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:38:20,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:38:20,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:38:20,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:38:20,969 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:38:20,970 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:38:21,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:38:21,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:38:21,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:38:21,446 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:38:21,447 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:38:21,448 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label03.c [2020-11-06 22:38:21,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c27f2156/04199abac51f426eb54054cac2f7b79e/FLAG10297921b [2020-11-06 22:38:22,384 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:38:22,385 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label03.c [2020-11-06 22:38:22,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c27f2156/04199abac51f426eb54054cac2f7b79e/FLAG10297921b [2020-11-06 22:38:22,605 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9c27f2156/04199abac51f426eb54054cac2f7b79e [2020-11-06 22:38:22,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:38:22,622 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:38:22,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:38:22,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:38:22,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:38:22,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:22" (1/1) ... [2020-11-06 22:38:22,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e70e563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:22, skipping insertion in model container [2020-11-06 22:38:22,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:38:22" (1/1) ... [2020-11-06 22:38:22,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:38:22,728 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:38:23,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:38:23,306 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:38:23,506 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:38:23,533 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:38:23,533 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23 WrapperNode [2020-11-06 22:38:23,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:38:23,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:38:23,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:38:23,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:38:23,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (1/1) ... [2020-11-06 22:38:23,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:38:23,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:38:23,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:38:23,717 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:38:23,722 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (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 22:38:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:38:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:38:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:38:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-11-06 22:38:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:38:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-11-06 22:38:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:38:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:38:23,836 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:38:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:38:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 22:38:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-11-06 22:38:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:38:23,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:38:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:38:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:38:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:38:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:38:23,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:38:25,726 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:38:25,727 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-11-06 22:38:25,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:25 BoogieIcfgContainer [2020-11-06 22:38:25,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:38:25,737 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:38:25,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:38:25,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:38:25,745 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:38:22" (1/3) ... [2020-11-06 22:38:25,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a66fc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:25, skipping insertion in model container [2020-11-06 22:38:25,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:38:23" (2/3) ... [2020-11-06 22:38:25,748 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a66fc36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:38:25, skipping insertion in model container [2020-11-06 22:38:25,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:38:25" (3/3) ... [2020-11-06 22:38:25,751 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label03.c [2020-11-06 22:38:25,771 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:38:25,777 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:38:25,795 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:38:25,851 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:38:25,852 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:38:25,852 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:38:25,852 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:38:25,853 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:38:25,853 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:38:25,853 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:38:25,853 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:38:25,896 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states. [2020-11-06 22:38:25,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-11-06 22:38:25,910 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:25,911 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] [2020-11-06 22:38:25,912 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:25,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:25,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1031714486, now seen corresponding path program 1 times [2020-11-06 22:38:25,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:25,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116711926] [2020-11-06 22:38:25,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:26,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:26,519 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 22:38:26,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116711926] [2020-11-06 22:38:26,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:38:26,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 22:38:26,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683469408] [2020-11-06 22:38:26,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 22:38:26,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:26,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 22:38:26,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:38:26,551 INFO L87 Difference]: Start difference. First operand 219 states. Second operand 4 states. [2020-11-06 22:38:28,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:28,915 INFO L93 Difference]: Finished difference Result 601 states and 1028 transitions. [2020-11-06 22:38:28,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-06 22:38:28,919 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2020-11-06 22:38:28,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:28,937 INFO L225 Difference]: With dead ends: 601 [2020-11-06 22:38:28,937 INFO L226 Difference]: Without dead ends: 303 [2020-11-06 22:38:28,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:38:28,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2020-11-06 22:38:29,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 297. [2020-11-06 22:38:29,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-11-06 22:38:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 449 transitions. [2020-11-06 22:38:29,083 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 449 transitions. Word has length 43 [2020-11-06 22:38:29,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:29,084 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 449 transitions. [2020-11-06 22:38:29,084 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 22:38:29,084 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 449 transitions. [2020-11-06 22:38:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-11-06 22:38:29,094 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:29,095 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, 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 22:38:29,096 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:38:29,096 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:29,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:29,097 INFO L82 PathProgramCache]: Analyzing trace with hash -457003641, now seen corresponding path program 1 times [2020-11-06 22:38:29,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:29,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470313367] [2020-11-06 22:38:29,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:29,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:29,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:29,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:29,650 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-06 22:38:29,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470313367] [2020-11-06 22:38:29,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553645662] [2020-11-06 22:38:29,652 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 22:38:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:29,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:38:29,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:38:29,965 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:38:29,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:38:29,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 7 [2020-11-06 22:38:29,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986222711] [2020-11-06 22:38:29,969 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:38:29,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:29,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:38:29,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:38:29,971 INFO L87 Difference]: Start difference. First operand 297 states and 449 transitions. Second operand 3 states. [2020-11-06 22:38:31,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:31,193 INFO L93 Difference]: Finished difference Result 588 states and 901 transitions. [2020-11-06 22:38:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:38:31,194 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 113 [2020-11-06 22:38:31,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:31,203 INFO L225 Difference]: With dead ends: 588 [2020-11-06 22:38:31,204 INFO L226 Difference]: Without dead ends: 585 [2020-11-06 22:38:31,206 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:38:31,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-11-06 22:38:31,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 297. [2020-11-06 22:38:31,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 297 states. [2020-11-06 22:38:31,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 449 transitions. [2020-11-06 22:38:31,239 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 449 transitions. Word has length 113 [2020-11-06 22:38:31,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:31,242 INFO L481 AbstractCegarLoop]: Abstraction has 297 states and 449 transitions. [2020-11-06 22:38:31,242 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:38:31,243 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 449 transitions. [2020-11-06 22:38:31,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-11-06 22:38:31,249 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:31,249 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, 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 22:38:31,453 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-11-06 22:38:31,455 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:31,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:31,456 INFO L82 PathProgramCache]: Analyzing trace with hash -297505575, now seen corresponding path program 1 times [2020-11-06 22:38:31,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:31,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677545981] [2020-11-06 22:38:31,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:31,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:31,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:31,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:38:31,805 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677545981] [2020-11-06 22:38:31,806 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:38:31,806 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-06 22:38:31,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682892704] [2020-11-06 22:38:31,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-06 22:38:31,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:31,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-06 22:38:31,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-11-06 22:38:31,811 INFO L87 Difference]: Start difference. First operand 297 states and 449 transitions. Second operand 8 states. [2020-11-06 22:38:34,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:34,256 INFO L93 Difference]: Finished difference Result 753 states and 1158 transitions. [2020-11-06 22:38:34,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-06 22:38:34,257 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 116 [2020-11-06 22:38:34,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:34,261 INFO L225 Difference]: With dead ends: 753 [2020-11-06 22:38:34,262 INFO L226 Difference]: Without dead ends: 462 [2020-11-06 22:38:34,263 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 22:38:34,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2020-11-06 22:38:34,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 446. [2020-11-06 22:38:34,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2020-11-06 22:38:34,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 627 transitions. [2020-11-06 22:38:34,290 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 627 transitions. Word has length 116 [2020-11-06 22:38:34,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:34,290 INFO L481 AbstractCegarLoop]: Abstraction has 446 states and 627 transitions. [2020-11-06 22:38:34,291 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-06 22:38:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 627 transitions. [2020-11-06 22:38:34,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-11-06 22:38:34,294 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:34,294 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, 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 22:38:34,294 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:38:34,295 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:34,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:34,295 INFO L82 PathProgramCache]: Analyzing trace with hash -1485864929, now seen corresponding path program 1 times [2020-11-06 22:38:34,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:34,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747206141] [2020-11-06 22:38:34,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:34,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:34,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:34,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:38:34,664 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747206141] [2020-11-06 22:38:34,664 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:38:34,665 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-11-06 22:38:34,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288169722] [2020-11-06 22:38:34,668 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:38:34,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:34,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:38:34,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:38:34,670 INFO L87 Difference]: Start difference. First operand 446 states and 627 transitions. Second operand 7 states. [2020-11-06 22:38:37,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:37,102 INFO L93 Difference]: Finished difference Result 1351 states and 1940 transitions. [2020-11-06 22:38:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-06 22:38:37,108 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 125 [2020-11-06 22:38:37,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:37,118 INFO L225 Difference]: With dead ends: 1351 [2020-11-06 22:38:37,119 INFO L226 Difference]: Without dead ends: 911 [2020-11-06 22:38:37,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-11-06 22:38:37,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2020-11-06 22:38:37,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 748. [2020-11-06 22:38:37,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 748 states. [2020-11-06 22:38:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 974 transitions. [2020-11-06 22:38:37,173 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 974 transitions. Word has length 125 [2020-11-06 22:38:37,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:37,175 INFO L481 AbstractCegarLoop]: Abstraction has 748 states and 974 transitions. [2020-11-06 22:38:37,176 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:38:37,176 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 974 transitions. [2020-11-06 22:38:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-11-06 22:38:37,187 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:37,188 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, 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] [2020-11-06 22:38:37,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-06 22:38:37,188 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:37,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:37,189 INFO L82 PathProgramCache]: Analyzing trace with hash -587020516, now seen corresponding path program 1 times [2020-11-06 22:38:37,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:37,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802335934] [2020-11-06 22:38:37,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:37,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:37,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:37,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-11-06 22:38:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:37,581 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 137 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-06 22:38:37,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802335934] [2020-11-06 22:38:37,582 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2135667401] [2020-11-06 22:38:37,583 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 22:38:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:37,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:38:37,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:38:37,890 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 138 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:38:37,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-06 22:38:37,892 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 10 [2020-11-06 22:38:37,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384856456] [2020-11-06 22:38:37,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-11-06 22:38:37,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:37,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-11-06 22:38:37,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-11-06 22:38:37,894 INFO L87 Difference]: Start difference. First operand 748 states and 974 transitions. Second operand 10 states. [2020-11-06 22:38:41,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:41,472 INFO L93 Difference]: Finished difference Result 2114 states and 2877 transitions. [2020-11-06 22:38:41,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-11-06 22:38:41,473 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 195 [2020-11-06 22:38:41,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:41,484 INFO L225 Difference]: With dead ends: 2114 [2020-11-06 22:38:41,485 INFO L226 Difference]: Without dead ends: 1372 [2020-11-06 22:38:41,488 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-11-06 22:38:41,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2020-11-06 22:38:41,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1352. [2020-11-06 22:38:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1352 states. [2020-11-06 22:38:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1767 transitions. [2020-11-06 22:38:41,564 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1767 transitions. Word has length 195 [2020-11-06 22:38:41,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:41,565 INFO L481 AbstractCegarLoop]: Abstraction has 1352 states and 1767 transitions. [2020-11-06 22:38:41,565 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-11-06 22:38:41,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1767 transitions. [2020-11-06 22:38:41,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2020-11-06 22:38:41,571 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:41,572 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, 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] [2020-11-06 22:38:41,785 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:38:41,786 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:41,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:41,789 INFO L82 PathProgramCache]: Analyzing trace with hash -1590146486, now seen corresponding path program 1 times [2020-11-06 22:38:41,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:41,790 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583303025] [2020-11-06 22:38:41,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:42,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:42,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:42,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:42,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-11-06 22:38:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:42,609 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 77 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-06 22:38:42,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583303025] [2020-11-06 22:38:42,610 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336904969] [2020-11-06 22:38:42,611 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 22:38:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:42,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:38:42,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:38:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2020-11-06 22:38:42,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:38:42,966 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-11-06 22:38:42,966 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280176597] [2020-11-06 22:38:42,967 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:38:42,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:42,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:38:42,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:38:42,970 INFO L87 Difference]: Start difference. First operand 1352 states and 1767 transitions. Second operand 3 states. [2020-11-06 22:38:43,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:43,987 INFO L93 Difference]: Finished difference Result 1641 states and 2138 transitions. [2020-11-06 22:38:43,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:38:43,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 212 [2020-11-06 22:38:43,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:44,002 INFO L225 Difference]: With dead ends: 1641 [2020-11-06 22:38:44,003 INFO L226 Difference]: Without dead ends: 1638 [2020-11-06 22:38:44,005 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:38:44,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1638 states. [2020-11-06 22:38:44,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1638 to 1352. [2020-11-06 22:38:44,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1352 states. [2020-11-06 22:38:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1352 states and 1766 transitions. [2020-11-06 22:38:44,087 INFO L78 Accepts]: Start accepts. Automaton has 1352 states and 1766 transitions. Word has length 212 [2020-11-06 22:38:44,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:44,088 INFO L481 AbstractCegarLoop]: Abstraction has 1352 states and 1766 transitions. [2020-11-06 22:38:44,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:38:44,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1766 transitions. [2020-11-06 22:38:44,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-11-06 22:38:44,096 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:38:44,097 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, 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] [2020-11-06 22:38:44,311 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:38:44,312 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:38:44,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:38:44,314 INFO L82 PathProgramCache]: Analyzing trace with hash -396984962, now seen corresponding path program 1 times [2020-11-06 22:38:44,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:38:44,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408992381] [2020-11-06 22:38:44,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:38:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:44,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:38:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:44,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-11-06 22:38:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-11-06 22:38:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 70 proven. 72 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-11-06 22:38:45,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408992381] [2020-11-06 22:38:45,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [727195560] [2020-11-06 22:38:45,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:38:45,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:38:45,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-06 22:38:45,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:38:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-11-06 22:38:45,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-06 22:38:45,418 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-11-06 22:38:45,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068326594] [2020-11-06 22:38:45,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:38:45,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:38:45,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:38:45,421 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:38:45,421 INFO L87 Difference]: Start difference. First operand 1352 states and 1766 transitions. Second operand 3 states. [2020-11-06 22:38:46,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:38:46,409 INFO L93 Difference]: Finished difference Result 2695 states and 3532 transitions. [2020-11-06 22:38:46,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:38:46,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2020-11-06 22:38:46,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:38:46,415 INFO L225 Difference]: With dead ends: 2695 [2020-11-06 22:38:46,415 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:38:46,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-06 22:38:46,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:38:46,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:38:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:38:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:38:46,427 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 239 [2020-11-06 22:38:46,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:38:46,427 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:38:46,427 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:38:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:38:46,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:38:46,647 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:38:46,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:38:47,163 WARN L194 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 23 [2020-11-06 22:38:47,376 WARN L194 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 20 [2020-11-06 22:38:47,851 WARN L194 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 29 [2020-11-06 22:38:47,994 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-11-06 22:38:47,995 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-11-06 22:38:47,995 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-11-06 22:38:47,995 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-11-06 22:38:47,995 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:38:47,996 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|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= |old(#valid)| |#valid|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~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)|) (= ~a4~0 |old(~a4~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a10~0 |old(~a10~0)|)) [2020-11-06 22:38:47,996 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:38:47,996 INFO L266 CegarLoopResult]: For program point L531(lines 531 574) no Hoare annotation was computed. [2020-11-06 22:38:47,996 INFO L266 CegarLoopResult]: For program point L432(lines 432 574) no Hoare annotation was computed. [2020-11-06 22:38:47,996 INFO L266 CegarLoopResult]: For program point L267(lines 267 574) no Hoare annotation was computed. [2020-11-06 22:38:47,996 INFO L266 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-11-06 22:38:47,997 INFO L266 CegarLoopResult]: For program point L565(lines 565 574) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L400(lines 400 574) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L367(lines 367 574) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L467(lines 467 574) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L203-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L170-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L137-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L104-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,998 INFO L266 CegarLoopResult]: For program point L71-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L38-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L501(lines 501 574) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L303(lines 303 574) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-11-06 22:38:47,999 INFO L266 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L337(lines 337 574) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L238(lines 238 574) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L536(lines 536 574) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L173-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L140-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L107-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,000 INFO L266 CegarLoopResult]: For program point L74-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L41-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L438(lines 438 574) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L405(lines 405 574) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L372(lines 372 574) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L273(lines 273 574) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-11-06 22:38:48,001 INFO L266 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L571(lines 571 574) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L241(lines 241 574) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L506(lines 506 574) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L473(lines 473 574) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L308(lines 308 574) no Hoare annotation was computed. [2020-11-06 22:38:48,002 INFO L266 CegarLoopResult]: For program point L176-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L143-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L110-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L77-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L44-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L342(lines 342 574) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-11-06 22:38:48,003 INFO L266 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L542(lines 542 574) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L410(lines 410 574) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L377(lines 377 574) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L212(lines 212 574) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L179-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,004 INFO L266 CegarLoopResult]: For program point L146-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L113-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L80-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L47-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L444(lines 444 574) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L279(lines 279 574) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L246(lines 246 574) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L266 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-11-06 22:38:48,005 INFO L262 CegarLoopResult]: At program point L114(line 114) the Hoare annotation is: (and (not (= 0 |old(~a10~0)|)) (or (not (<= |old(~a19~0)| 9)) (not (<= 3 |old(~a10~0)|))) (or (not (<= 7 |old(~a19~0)|)) (not (<= |old(~a10~0)| 2)))) [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L114-1(line 114) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L511(lines 511 574) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L478(lines 478 574) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L380(lines 380 574) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L347(lines 347 574) no Hoare annotation was computed. [2020-11-06 22:38:48,006 INFO L266 CegarLoopResult]: For program point L314(lines 314 574) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L182-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L149-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L116-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L83-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L50-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-11-06 22:38:48,007 INFO L266 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L547(lines 547 574) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L217(lines 217 574) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L416(lines 416 574) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L251(lines 251 574) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L185-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,008 INFO L266 CegarLoopResult]: For program point L152-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L119-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L86-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L53-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L516(lines 516 574) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L483(lines 483 574) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L450(lines 450 574) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L285(lines 285 574) no Hoare annotation was computed. [2020-11-06 22:38:48,009 INFO L266 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L550(lines 550 574) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L385(lines 385 574) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L319(lines 319 574) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L353(lines 353 574) no Hoare annotation was computed. [2020-11-06 22:38:48,010 INFO L266 CegarLoopResult]: For program point L188-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L155-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L122-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L89-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L56-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L23-2(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L519(lines 519 574) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L288(lines 288 574) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L222(lines 222 574) no Hoare annotation was computed. [2020-11-06 22:38:48,011 INFO L266 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L421(lines 421 574) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L322(lines 322 574) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L256(lines 256 574) no Hoare annotation was computed. [2020-11-06 22:38:48,012 INFO L266 CegarLoopResult]: For program point L356(lines 356 574) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L191-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L158-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L125-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L92-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L59-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L26-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L266 CegarLoopResult]: For program point L489(lines 489 574) no Hoare annotation was computed. [2020-11-06 22:38:48,013 INFO L262 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 576) the Hoare annotation is: (let ((.cse0 (and (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a10~0 |old(~a10~0)|)))) (and (or (not (<= 7 |old(~a19~0)|)) .cse0 (not (<= |old(~a10~0)| 2))) (or .cse0 (not (= 0 |old(~a10~0)|))) (or .cse0 (not (<= |old(~a19~0)| 9)) (not (<= 3 |old(~a10~0)|))))) [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L456(lines 456 574) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L390(lines 390 574) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-11-06 22:38:48,014 INFO L266 CegarLoopResult]: For program point L556(lines 556 574) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L325(lines 325 574) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L359(lines 359 574) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L293(lines 293 574) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L227(lines 227 574) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L194-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L161-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L128-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L95-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L62-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L29-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,015 INFO L266 CegarLoopResult]: For program point L525(lines 525 574) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L559(lines 559 574) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L427(lines 427 574) no Hoare annotation was computed. [2020-11-06 22:38:48,016 INFO L266 CegarLoopResult]: For program point L328(lines 328 574) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L262(lines 262 574) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L395(lines 395 574) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L362(lines 362 574) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L197-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L164-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L131-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L98-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L65-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,017 INFO L266 CegarLoopResult]: For program point L32-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L528(lines 528 574) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L495(lines 495 574) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L462(lines 462 574) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-11-06 22:38:48,018 INFO L266 CegarLoopResult]: For program point L331(lines 331 574) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L298(lines 298 574) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L233(lines 233 574) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L200-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L167-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L134-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L101-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L68-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point L35-1(lines 22 576) no Hoare annotation was computed. [2020-11-06 22:38:48,019 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:38:48,020 INFO L262 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= 23 ~a1~0) (<= 9 ~a19~0) (= ~a10~0 0) (<= ~a19~0 9)) [2020-11-06 22:38:48,020 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:38:48,020 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:38:48,020 INFO L262 CegarLoopResult]: At program point mainENTRY(lines 578 594) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (and (<= 9 ~a19~0) (<= ~a19~0 9) (= ~a1~0 |old(~a1~0)|) (= ~a10~0 |old(~a10~0)|)) (not (<= 9 |old(~a19~0)|)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|))) [2020-11-06 22:38:48,020 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 578 594) no Hoare annotation was computed. [2020-11-06 22:38:48,020 INFO L262 CegarLoopResult]: At program point L592(line 592) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (and (<= 3 ~a10~0) (<= ~a19~0 9)) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 0) (and (<= 7 ~a19~0) (<= ~a10~0 2)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|))) [2020-11-06 22:38:48,020 INFO L266 CegarLoopResult]: For program point L592-1(line 592) no Hoare annotation was computed. [2020-11-06 22:38:48,021 INFO L266 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-11-06 22:38:48,021 INFO L262 CegarLoopResult]: At program point L584-2(lines 584 593) the Hoare annotation is: (or (not (<= 23 |old(~a1~0)|)) (and (<= 3 ~a10~0) (<= ~a19~0 9)) (not (<= 9 |old(~a19~0)|)) (= ~a10~0 0) (and (<= 7 ~a19~0) (<= ~a10~0 2)) (not (<= |old(~a19~0)| 9)) (not (= 0 |old(~a10~0)|))) [2020-11-06 22:38:48,021 INFO L266 CegarLoopResult]: For program point L584-3(lines 578 594) no Hoare annotation was computed. [2020-11-06 22:38:48,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:38:48 BoogieIcfgContainer [2020-11-06 22:38:48,040 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:38:48,042 INFO L168 Benchmark]: Toolchain (without parser) took 25426.67 ms. Allocated memory was 154.1 MB in the beginning and 454.0 MB in the end (delta: 299.9 MB). Free memory was 128.4 MB in the beginning and 266.7 MB in the end (delta: -138.3 MB). Peak memory consumption was 198.4 MB. Max. memory is 8.0 GB. [2020-11-06 22:38:48,043 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 154.1 MB. Free memory is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:38:48,043 INFO L168 Benchmark]: CACSL2BoogieTranslator took 908.17 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 101.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. [2020-11-06 22:38:48,044 INFO L168 Benchmark]: Boogie Preprocessor took 180.54 ms. Allocated memory is still 154.1 MB. Free memory was 101.1 MB in the beginning and 135.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:38:48,045 INFO L168 Benchmark]: RCFGBuilder took 2015.39 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 135.1 MB in the beginning and 152.5 MB in the end (delta: -17.4 MB). Peak memory consumption was 89.0 MB. Max. memory is 8.0 GB. [2020-11-06 22:38:48,046 INFO L168 Benchmark]: TraceAbstraction took 22303.62 ms. Allocated memory was 190.8 MB in the beginning and 454.0 MB in the end (delta: 263.2 MB). Free memory was 152.5 MB in the beginning and 266.7 MB in the end (delta: -114.2 MB). Peak memory consumption was 185.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:38:48,050 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 is still 129.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 908.17 ms. Allocated memory is still 154.1 MB. Free memory was 127.7 MB in the beginning and 101.1 MB in the end (delta: 26.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 180.54 ms. Allocated memory is still 154.1 MB. Free memory was 101.1 MB in the beginning and 135.4 MB in the end (delta: -34.2 MB). Peak memory consumption was 9.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2015.39 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 135.1 MB in the beginning and 152.5 MB in the end (delta: -17.4 MB). Peak memory consumption was 89.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 22303.62 ms. Allocated memory was 190.8 MB in the beginning and 454.0 MB in the end (delta: 263.2 MB). Free memory was 152.5 MB in the beginning and 266.7 MB in the end (delta: -114.2 MB). Peak memory consumption was 185.2 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: 584]: Loop Invariant Derived loop invariant: (((((!(23 <= \old(a1)) || (3 <= a10 && a19 <= 9)) || !(9 <= \old(a19))) || a10 == 0) || (7 <= a19 && a10 <= 2)) || !(\old(a19) <= 9)) || !(0 == \old(a10)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 219 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 20.8s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 14.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 354 SDtfs, 2749 SDslu, 217 SDs, 0 SdLazy, 4804 SolverSat, 1104 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 845 GetRequests, 784 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1352occurred 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: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 779 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 71 PreInvPairs, 89 NumberOfFragments, 251 HoareAnnotationTreeSize, 71 FomulaSimplifications, 31098 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 9 FomulaSimplificationsInter, 1533 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 1802 NumberOfCodeBlocks, 1802 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1791 ConstructedInterpolants, 0 QuantifiedInterpolants, 945403 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1682 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 11 InterpolantComputations, 6 PerfectInterpolantSequences, 864/1018 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...