/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 19:50:00,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 19:50:00,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 19:50:00,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-08-22 19:50:00,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 19:50:00,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 19:50:00,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 19:50:00,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 19:50:00,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 19:50:00,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 19:50:00,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 19:50:00,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 19:50:00,541 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 19:50:00,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 19:50:00,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 19:50:00,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 19:50:00,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-08-22 19:50:00,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 19:50:00,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 19:50:00,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 19:50:00,562 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 19:50:00,571 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 19:50:00,572 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 19:50:00,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 19:50:00,573 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 19:50:00,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 19:50:00,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 19:50:00,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 19:50:00,575 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 19:50:00,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 19:50:00,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 19:50:00,575 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 19:50:00,575 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 19:50:00,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 19:50:00,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 19:50:00,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 19:50:00,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 19:50:00,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 19:50:00,576 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-08-22 19:50:00,850 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 19:50:00,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 19:50:00,870 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 19:50:00,872 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 19:50:00,872 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 19:50:00,873 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops-crafted-1/net_reset.c [2020-08-22 19:50:00,942 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fe497c5/5d7ec6d3019c417fa44edf8e9d147835/FLAG3fd5fa1ca [2020-08-22 19:50:01,502 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 19:50:01,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops-crafted-1/net_reset.c [2020-08-22 19:50:01,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fe497c5/5d7ec6d3019c417fa44edf8e9d147835/FLAG3fd5fa1ca [2020-08-22 19:50:01,788 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7fe497c5/5d7ec6d3019c417fa44edf8e9d147835 [2020-08-22 19:50:01,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 19:50:01,804 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 19:50:01,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 19:50:01,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 19:50:01,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 19:50:01,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:50:01" (1/1) ... [2020-08-22 19:50:01,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@173022d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:01, skipping insertion in model container [2020-08-22 19:50:01,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:50:01" (1/1) ... [2020-08-22 19:50:01,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 19:50:01,869 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 19:50:02,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:50:03,317 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 19:50:03,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:50:03,380 INFO L208 MainTranslator]: Completed translation [2020-08-22 19:50:03,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03 WrapperNode [2020-08-22 19:50:03,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 19:50:03,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 19:50:03,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 19:50:03,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 19:50:03,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (1/1) ... [2020-08-22 19:50:03,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 19:50:03,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 19:50:03,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 19:50:03,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 19:50:03,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (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 [2020-08-22 19:50:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 19:50:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 19:50:03,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-08-22 19:50:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reset [2020-08-22 19:50:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure net_send_batch [2020-08-22 19:50:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure net_reopen [2020-08-22 19:50:03,539 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 19:50:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 19:50:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure net_reset [2020-08-22 19:50:03,539 INFO L130 BoogieDeclarations]: Found specification of procedure net_reopen [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure net_send_batch [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure addrcmp [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 19:50:03,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 19:50:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 19:50:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 19:50:03,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 19:50:03,920 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 19:50:03,921 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-22 19:50:03,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:50:03 BoogieIcfgContainer [2020-08-22 19:50:03,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 19:50:03,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 19:50:03,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 19:50:03,930 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 19:50:03,930 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 07:50:01" (1/3) ... [2020-08-22 19:50:03,931 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:50:03, skipping insertion in model container [2020-08-22 19:50:03,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:50:03" (2/3) ... [2020-08-22 19:50:03,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e7d40c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:50:03, skipping insertion in model container [2020-08-22 19:50:03,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:50:03" (3/3) ... [2020-08-22 19:50:03,934 INFO L109 eAbstractionObserver]: Analyzing ICFG net_reset.c [2020-08-22 19:50:03,945 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 19:50:03,954 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 19:50:03,969 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 19:50:03,993 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 19:50:03,993 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 19:50:03,993 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-08-22 19:50:03,994 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 19:50:03,994 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 19:50:03,994 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 19:50:03,994 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 19:50:03,994 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 19:50:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states. [2020-08-22 19:50:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-08-22 19:50:04,026 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 19:50:04,027 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 19:50:04,027 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 19:50:04,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 19:50:04,034 INFO L82 PathProgramCache]: Analyzing trace with hash 22025063, now seen corresponding path program 1 times [2020-08-22 19:50:04,043 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 19:50:04,044 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [132271989] [2020-08-22 19:50:04,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 19:50:04,156 INFO L288 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-08-22 19:50:04,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 19:50:04,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 19:50:04,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 19:50:04,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-22 19:50:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 19:50:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 19:50:04,555 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [132271989] [2020-08-22 19:50:04,557 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 19:50:04,558 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 19:50:04,558 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533000371] [2020-08-22 19:50:04,564 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 19:50:04,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 19:50:04,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 19:50:04,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-08-22 19:50:04,583 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 6 states. [2020-08-22 19:50:04,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 19:50:04,942 INFO L93 Difference]: Finished difference Result 95 states and 102 transitions. [2020-08-22 19:50:04,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 19:50:04,944 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2020-08-22 19:50:04,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 19:50:04,952 INFO L225 Difference]: With dead ends: 95 [2020-08-22 19:50:04,953 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 19:50:04,958 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-08-22 19:50:04,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 19:50:04,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 19:50:04,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 19:50:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 19:50:04,989 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 50 [2020-08-22 19:50:04,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 19:50:04,989 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 19:50:04,989 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 19:50:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 19:50:04,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 19:50:04,990 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 19:50:04,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 19:50:05,283 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 7 [2020-08-22 19:50:05,863 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-08-22 19:50:05,863 INFO L271 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,864 INFO L271 CegarLoopResult]: At program point L188-1(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,864 INFO L271 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: true [2020-08-22 19:50:05,864 INFO L271 CegarLoopResult]: At program point L188-2(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,864 INFO L271 CegarLoopResult]: At program point L186-1(line 186) the Hoare annotation is: true [2020-08-22 19:50:05,864 INFO L271 CegarLoopResult]: At program point L188-3(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,865 INFO L264 CegarLoopResult]: At program point L184(line 184) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,865 INFO L271 CegarLoopResult]: At program point L188-4(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,865 INFO L271 CegarLoopResult]: At program point L188-5(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,865 INFO L271 CegarLoopResult]: At program point L188-6(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,865 INFO L271 CegarLoopResult]: At program point L188-7(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,865 INFO L271 CegarLoopResult]: At program point L188-8(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,866 INFO L271 CegarLoopResult]: At program point L188-9(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,866 INFO L271 CegarLoopResult]: At program point L188-10(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,866 INFO L271 CegarLoopResult]: At program point L188-11(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,866 INFO L271 CegarLoopResult]: At program point L188-12(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,866 INFO L271 CegarLoopResult]: At program point L188-13(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,867 INFO L271 CegarLoopResult]: At program point L188-14(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,867 INFO L271 CegarLoopResult]: At program point L188-15(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,867 INFO L271 CegarLoopResult]: At program point L188-16(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,867 INFO L271 CegarLoopResult]: At program point L188-17(line 188) the Hoare annotation is: true [2020-08-22 19:50:05,867 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,867 INFO L264 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,868 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,868 INFO L264 CegarLoopResult]: At program point L208-1(line 208) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,868 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#unspec_addr~0.base| |old(~#unspec_addr~0.base)|) (= |old(#length)| |#length|) (= ~batch_at~0 |old(~batch_at~0)|) (= |#memory_int| |old(#memory_int)|) (= ~fstTTL~0 |old(~fstTTL~0)|) (= |old(#valid)| |#valid|) (= ~__tmpTR__int_1~0 |old(~__tmpTR__int_1~0)|) (= |~#unspec_addr~0.offset| |old(~#unspec_addr~0.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |~#host~0.base| |old(~#host~0.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |~#host~0.offset| |old(~#host~0.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-22 19:50:05,868 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-08-22 19:50:05,869 INFO L264 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,869 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 19:50:05,869 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 19:50:05,869 INFO L264 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,869 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 231 235) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,870 INFO L264 CegarLoopResult]: At program point mainFINAL(lines 231 235) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,870 INFO L264 CegarLoopResult]: At program point L233(line 233) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,870 INFO L264 CegarLoopResult]: At program point mainEXIT(lines 231 235) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,870 INFO L264 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (= ~batch_at~0 |old(~batch_at~0)|) [2020-08-22 19:50:05,870 INFO L264 CegarLoopResult]: At program point L232-1(line 232) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,871 INFO L264 CegarLoopResult]: At program point L232-2(line 232) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,871 INFO L271 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: true [2020-08-22 19:50:05,871 INFO L271 CegarLoopResult]: At program point L192(lines 192 194) the Hoare annotation is: true [2020-08-22 19:50:05,871 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 191 196) the Hoare annotation is: true [2020-08-22 19:50:05,871 INFO L271 CegarLoopResult]: At program point L192-2(lines 191 196) the Hoare annotation is: true [2020-08-22 19:50:05,871 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertEXIT(lines 191 196) the Hoare annotation is: true [2020-08-22 19:50:05,872 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) the Hoare annotation is: true [2020-08-22 19:50:05,872 INFO L264 CegarLoopResult]: At program point net_reopenEXIT(lines 214 229) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,872 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,873 INFO L264 CegarLoopResult]: At program point L221-1(line 221) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,873 INFO L264 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,873 INFO L264 CegarLoopResult]: At program point L228-1(line 228) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,873 INFO L264 CegarLoopResult]: At program point L224(line 224) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,873 INFO L264 CegarLoopResult]: At program point L224-1(line 224) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,874 INFO L264 CegarLoopResult]: At program point net_reopenENTRY(lines 214 229) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,874 INFO L264 CegarLoopResult]: At program point net_reopenFINAL(lines 214 229) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,874 INFO L264 CegarLoopResult]: At program point L218(line 218) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,874 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,874 INFO L264 CegarLoopResult]: At program point L216-1(line 216) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,875 INFO L264 CegarLoopResult]: At program point L216-2(lines 216 226) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,875 INFO L264 CegarLoopResult]: At program point L216-3(lines 216 226) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,875 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (and (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0) (= |old(~batch_at~0)| ~batch_at~0)) [2020-08-22 19:50:05,875 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,876 INFO L264 CegarLoopResult]: At program point net_send_batchENTRY(lines 203 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) [2020-08-22 19:50:05,876 INFO L264 CegarLoopResult]: At program point net_send_batchFINAL(lines 203 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2020-08-22 19:50:05,876 INFO L264 CegarLoopResult]: At program point net_send_batchEXIT(lines 203 213) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2020-08-22 19:50:05,876 INFO L264 CegarLoopResult]: At program point L208(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,876 INFO L264 CegarLoopResult]: At program point L208-1(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,877 INFO L264 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0)) [2020-08-22 19:50:05,877 INFO L264 CegarLoopResult]: At program point L208-2(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,877 INFO L264 CegarLoopResult]: At program point L208-3(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,877 INFO L264 CegarLoopResult]: At program point L208-4(lines 208 209) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,877 INFO L264 CegarLoopResult]: At program point L208-5(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,878 INFO L264 CegarLoopResult]: At program point L206-3(lines 206 211) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,878 INFO L264 CegarLoopResult]: At program point L206-4(line 206) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,878 INFO L264 CegarLoopResult]: At program point L208-7(line 208) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,878 INFO L264 CegarLoopResult]: At program point L206-5(line 206) the Hoare annotation is: (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) [2020-08-22 19:50:05,878 INFO L264 CegarLoopResult]: At program point L206-6(lines 206 211) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2020-08-22 19:50:05,879 INFO L264 CegarLoopResult]: At program point L206-7(lines 206 211) the Hoare annotation is: (or (not (<= (+ ~batch_at~0 1) ~fstTTL~0)) (and (<= ~batch_at~0 net_send_batch_~i~0) (= |old(~__tmpTR__int_1~0)| ~__tmpTR__int_1~0))) [2020-08-22 19:50:05,879 INFO L264 CegarLoopResult]: At program point net_resetENTRY(lines 198 202) the Hoare annotation is: (= |old(~batch_at~0)| ~batch_at~0) [2020-08-22 19:50:05,879 INFO L264 CegarLoopResult]: At program point net_resetEXIT(lines 198 202) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,879 INFO L264 CegarLoopResult]: At program point net_resetFINAL(lines 198 202) the Hoare annotation is: (<= (+ ~batch_at~0 1) ~fstTTL~0) [2020-08-22 19:50:05,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 07:50:05 BoogieIcfgContainer [2020-08-22 19:50:05,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 19:50:05,918 INFO L168 Benchmark]: Toolchain (without parser) took 4113.87 ms. Allocated memory was 136.3 MB in the beginning and 283.6 MB in the end (delta: 147.3 MB). Free memory was 100.1 MB in the beginning and 57.9 MB in the end (delta: 42.2 MB). Peak memory consumption was 209.6 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,920 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 136.3 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.06 ms. Allocated memory was 136.3 MB in the beginning and 265.8 MB in the end (delta: 129.5 MB). Free memory was 99.9 MB in the beginning and 156.2 MB in the end (delta: -56.3 MB). Peak memory consumption was 185.8 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,924 INFO L168 Benchmark]: Boogie Preprocessor took 84.34 ms. Allocated memory is still 265.8 MB. Free memory was 156.2 MB in the beginning and 154.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,925 INFO L168 Benchmark]: RCFGBuilder took 458.68 ms. Allocated memory is still 265.8 MB. Free memory was 154.2 MB in the beginning and 128.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,927 INFO L168 Benchmark]: TraceAbstraction took 1988.32 ms. Allocated memory was 265.8 MB in the beginning and 283.6 MB in the end (delta: 17.8 MB). Free memory was 128.9 MB in the beginning and 57.9 MB in the end (delta: 71.1 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. [2020-08-22 19:50:05,940 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 136.3 MB. Free memory was 118.9 MB in the beginning and 118.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1574.06 ms. Allocated memory was 136.3 MB in the beginning and 265.8 MB in the end (delta: 129.5 MB). Free memory was 99.9 MB in the beginning and 156.2 MB in the end (delta: -56.3 MB). Peak memory consumption was 185.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.34 ms. Allocated memory is still 265.8 MB. Free memory was 156.2 MB in the beginning and 154.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 458.68 ms. Allocated memory is still 265.8 MB. Free memory was 154.2 MB in the beginning and 128.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1988.32 ms. Allocated memory was 265.8 MB in the beginning and 283.6 MB in the end (delta: 17.8 MB). Free memory was 128.9 MB in the beginning and 57.9 MB in the end (delta: 71.1 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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: 216]: Loop Invariant Derived loop invariant: \old(__tmpTR__int_1) == __tmpTR__int_1 && \old(batch_at) == batch_at - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: !(batch_at + 1 <= fstTTL) || (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) - ProcedureContractResult [Line: 231]: Procedure Contract for main Derived contract for procedure main: batch_at + 1 <= fstTTL - ProcedureContractResult [Line: 191]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: 1 - ProcedureContractResult [Line: 203]: Procedure Contract for net_send_batch Derived contract for procedure net_send_batch: !(batch_at + 1 <= fstTTL) || (batch_at <= i && \old(__tmpTR__int_1) == __tmpTR__int_1) - ProcedureContractResult [Line: 214]: Procedure Contract for net_reopen Derived contract for procedure net_reopen: batch_at + 1 <= fstTTL - ProcedureContractResult [Line: 198]: Procedure Contract for net_reset Derived contract for procedure net_reset: batch_at + 1 <= fstTTL - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 59 SDtfs, 40 SDslu, 101 SDs, 0 SdLazy, 94 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 80 LocationsWithAnnotation, 80 PreInvPairs, 95 NumberOfFragments, 390 HoareAnnotationTreeSize, 80 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 80 FomulaSimplificationsInter, 732 FormulaSimplificationTreeSizeReductionInter, 0.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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...