java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc /storage/repos/ultimate/trunk/examples/toolchains/ReqCheck.xml -s /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf --traceabstraction.limit.analysis.time 300 --pea2boogie.always.use.all.invariants.during.rt-inconsistency.checks true --pea2boogie.check.vacuity true --pea2boogie.check.consistency true --pea2boogie.check.rt-inconsistency true --pea2boogie.report.trivial.rt-consistency false --pea2boogie.rt-inconsistency.range 2 -i /storage/repos/re2019-exp/Benchmark2_ext.new.req -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a613b84 [2019-04-04 17:46:38,183 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-04-04 17:46:38,185 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-04-04 17:46:38,198 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-04-04 17:46:38,198 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-04-04 17:46:38,199 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-04-04 17:46:38,201 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-04-04 17:46:38,203 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-04-04 17:46:38,204 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-04-04 17:46:38,205 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-04-04 17:46:38,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-04-04 17:46:38,207 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-04-04 17:46:38,208 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-04-04 17:46:38,209 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-04-04 17:46:38,210 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-04-04 17:46:38,211 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-04-04 17:46:38,212 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-04-04 17:46:38,214 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-04-04 17:46:38,216 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-04-04 17:46:38,218 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-04-04 17:46:38,219 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-04-04 17:46:38,220 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-04-04 17:46:38,224 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-04-04 17:46:38,228 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-04-04 17:46:38,232 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-04-04 17:46:38,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-04-04 17:46:38,235 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-04-04 17:46:38,237 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-04-04 17:46:38,237 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-04-04 17:46:38,238 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-04-04 17:46:38,238 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-04-04 17:46:38,238 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-04-04 17:46:38,240 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-04-04 17:46:38,241 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-04-04 17:46:38,241 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf [2019-04-04 17:46:38,262 INFO L110 SettingsManager]: Loading preferences was successful [2019-04-04 17:46:38,262 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-04-04 17:46:38,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-04-04 17:46:38,265 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2019-04-04 17:46:38,265 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,265 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-04 17:46:38,265 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-04-04 17:46:38,266 INFO L133 SettingsManager]: * Trace refinement exception blacklist=UNKNOWN [2019-04-04 17:46:38,266 INFO L133 SettingsManager]: * Stop after first violation was found=false [2019-04-04 17:46:38,266 INFO L133 SettingsManager]: * Compute statistics for interpolant sequences=false [2019-04-04 17:46:38,267 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2019-04-04 17:46:38,267 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,267 INFO L133 SettingsManager]: * Compute trace for counterexample result=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit analysis time -> 300 Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Always use all invariants during rt-inconsistency checks -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Check vacuity -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Check consistency -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Check rt-inconsistency -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Report trivial rt-consistency -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.pea2boogie: Rt-inconsistency range -> 2 [2019-04-04 17:46:38,330 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-04-04 17:46:38,343 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-04-04 17:46:38,347 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-04-04 17:46:38,349 INFO L271 PluginConnector]: Initializing ReqParser... [2019-04-04 17:46:38,350 INFO L276 PluginConnector]: ReqParser initialized [2019-04-04 17:46:38,351 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/re2019-exp/Benchmark2_ext.new.req [2019-04-04 17:46:38,351 INFO L94 ReqParser]: Parsing file /storage/repos/re2019-exp/Benchmark2_ext.new.req [2019-04-04 17:46:38,420 INFO L134 ReqParser]: 69 requirements (30 non-initialization) in total [2019-04-04 17:46:38,428 INFO L134 ReqParser]: 69 requirements (30 non-initialization) after unification [2019-04-04 17:46:38,434 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-04-04 17:46:38,435 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-04-04 17:46:38,436 INFO L113 PluginConnector]: ------------------------PEA to Boogie---------------------------- [2019-04-04 17:46:38,436 INFO L271 PluginConnector]: Initializing PEA to Boogie... [2019-04-04 17:46:38,437 INFO L276 PluginConnector]: PEA to Boogie initialized [2019-04-04 17:46:38,438 INFO L185 PluginConnector]: Executing the observer PEAtoBoogieObserver from plugin PEA to Boogie for "de.uni_freiburg.informatik.ultimate.reqparser OTHER 04.04 05:46:38" (1/1) ... [2019-04-04 17:46:38,448 INFO L157 Req2BoogieTranslator]: Check vacuity=true, Rt-inconsistency range=2, Check consistency=true, Report trivial rt-consistency=false, Always use all invariants during rt-inconsistency checks=true [2019-04-04 17:46:38,460 INFO L59 ReqToPEA]: Transforming 30 requirements to PEAs [2019-04-04 17:46:38,476 WARN L70 PeaResultUtil]: Ignored requirement due to translation errors: ID027 Reason: ID027: Cannot parse duration and alternative bounds do not contain x0036 [2019-04-04 17:46:38,491 INFO L87 ReqToPEA]: Following types of requirements were processed [2019-04-04 17:46:38,492 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InvariantPattern : 21 [2019-04-04 17:46:38,492 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.BndResponsePatternUT : 7 [2019-04-04 17:46:38,492 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.UniversalityPattern : 2 [2019-04-04 17:46:38,493 INFO L92 ReqToPEA]: Finished transforming 30 requirements to PEAs No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-04-04 17:46:39,382 WARN L188 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 84 [2019-04-04 17:46:39,386 INFO L154 cyConditionGenerator]: Finished generating primed state invariant of size 84 [2019-04-04 17:46:39,408 INFO L769 Req2BoogieTranslator]: 21 of 29 requirements are invariant [2019-04-04 17:46:39,409 INFO L786 Req2BoogieTranslator]: Computing rt-inconsistency assertions for 28 subsets [2019-04-04 17:46:42,800 INFO L284 cyConditionGenerator]: 28 checks, 28 trivial consistent, 0 non-trivial [2019-04-04 17:46:42,801 INFO L290 cyConditionGenerator]: Of 211 formulas, 0 were quantified, 211 were plain. Needed 112 quantifier elimination runs, 0 quantified solver queries. [2019-04-04 17:46:42,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42 Unit [2019-04-04 17:46:42,818 INFO L132 PluginConnector]: ------------------------ END PEA to Boogie---------------------------- [2019-04-04 17:46:42,819 INFO L113 PluginConnector]: ------------------------Boogie Printer---------------------------- [2019-04-04 17:46:42,819 INFO L271 PluginConnector]: Initializing Boogie Printer... [2019-04-04 17:46:42,819 INFO L276 PluginConnector]: Boogie Printer initialized [2019-04-04 17:46:42,820 INFO L185 PluginConnector]: Executing the observer BoogiePrinterObserver from plugin Boogie Printer for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,821 INFO L116 oogiePrinterObserver]: File already exists and will be overwritten: /tmp/boogiePrinter.bpl [2019-04-04 17:46:42,821 INFO L120 oogiePrinterObserver]: Writing to file /tmp/boogiePrinter.bpl [2019-04-04 17:46:42,837 INFO L132 PluginConnector]: ------------------------ END Boogie Printer---------------------------- [2019-04-04 17:46:42,838 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-04-04 17:46:42,838 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-04-04 17:46:42,838 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-04-04 17:46:42,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... [2019-04-04 17:46:42,907 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-04-04 17:46:42,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-04-04 17:46:42,908 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-04-04 17:46:42,908 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-04-04 17:46:42,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-04 17:46:42,938 INFO L124 BoogieDeclarations]: Specification and implementation of procedure myProcedure given in one single declaration [2019-04-04 17:46:42,939 INFO L130 BoogieDeclarations]: Found specification of procedure myProcedure [2019-04-04 17:46:42,939 INFO L138 BoogieDeclarations]: Found implementation of procedure myProcedure [2019-04-04 17:46:46,345 INFO L278 CfgBuilder]: Using library mode [2019-04-04 17:46:46,346 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-04-04 17:46:46,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:46 BoogieIcfgContainer [2019-04-04 17:46:46,347 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-04-04 17:46:46,348 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-04-04 17:46:46,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-04-04 17:46:46,352 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-04-04 17:46:46,353 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.reqparser OTHER 04.04 05:46:38" (1/3) ... [2019-04-04 17:46:46,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f369d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 04.04 05:46:46, skipping insertion in model container [2019-04-04 17:46:46,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42" (2/3) ... [2019-04-04 17:46:46,354 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34f369d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 05:46:46, skipping insertion in model container [2019-04-04 17:46:46,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:46" (3/3) ... [2019-04-04 17:46:46,357 INFO L112 eAbstractionObserver]: Analyzing ICFG [2019-04-04 17:46:46,368 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-04-04 17:46:46,376 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2019-04-04 17:46:46,404 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,434 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,434 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,434 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,434 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,434 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,435 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,435 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,435 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009======== [2019-04-04 17:46:46,448 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-04-04 17:46:46,456 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,457 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,458 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009]=== [2019-04-04 17:46:46,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,468 INFO L82 PathProgramCache]: Analyzing trace with hash 1973874260, now seen corresponding path program 1 times [2019-04-04 17:46:46,469 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,637 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,645 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009 was UNSAFE (1/9) [2019-04-04 17:46:46,647 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,648 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,648 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,648 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,648 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,648 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,648 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,648 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,649 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements======== [2019-04-04 17:46:46,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-04-04 17:46:46,651 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,651 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,651 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements]=== [2019-04-04 17:46:46,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,651 INFO L82 PathProgramCache]: Analyzing trace with hash -482895920, now seen corresponding path program 1 times [2019-04-04 17:46:46,652 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,652 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,653 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,718 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,719 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements was UNSAFE (2/9) [2019-04-04 17:46:46,720 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,720 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,720 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,721 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,721 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,721 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,721 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,721 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,721 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014======== [2019-04-04 17:46:46,725 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-04-04 17:46:46,726 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,726 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-04-04 17:46:46,726 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014]=== [2019-04-04 17:46:46,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,727 INFO L82 PathProgramCache]: Analyzing trace with hash 66248, now seen corresponding path program 1 times [2019-04-04 17:46:46,727 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,727 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,731 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,731 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,732 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,764 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,765 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014 was UNSAFE (3/9) [2019-04-04 17:46:46,766 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,766 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,766 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,767 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,767 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,767 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,767 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,767 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,767 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr5ASSERT_VIOLATIONVACUOUSforID024======== [2019-04-04 17:46:46,768 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-04-04 17:46:46,769 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,770 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,770 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr5ASSERT_VIOLATIONVACUOUSforID024]=== [2019-04-04 17:46:46,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1482371754, now seen corresponding path program 1 times [2019-04-04 17:46:46,771 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,771 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,772 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,772 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,802 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,803 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr5ASSERT_VIOLATIONVACUOUSforID024 was UNSAFE (4/9) [2019-04-04 17:46:46,804 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,804 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,805 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,805 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,805 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,805 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,805 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,805 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,806 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006======== [2019-04-04 17:46:46,807 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-04-04 17:46:46,807 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,807 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,808 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006]=== [2019-04-04 17:46:46,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,808 INFO L82 PathProgramCache]: Analyzing trace with hash 1060560204, now seen corresponding path program 1 times [2019-04-04 17:46:46,808 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,809 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,810 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,810 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,836 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,837 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006 was UNSAFE (5/9) [2019-04-04 17:46:46,838 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,838 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,838 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,838 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,838 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,839 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,839 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,839 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,839 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr1ASSERT_VIOLATIONVACUOUSforID010======== [2019-04-04 17:46:46,840 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-04-04 17:46:46,841 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,841 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-04-04 17:46:46,841 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr1ASSERT_VIOLATIONVACUOUSforID010]=== [2019-04-04 17:46:46,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,841 INFO L82 PathProgramCache]: Analyzing trace with hash 2053970, now seen corresponding path program 1 times [2019-04-04 17:46:46,842 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,842 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,843 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,843 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,859 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,860 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr1ASSERT_VIOLATIONVACUOUSforID010 was UNSAFE (6/9) [2019-04-04 17:46:46,861 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,861 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,861 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,862 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,862 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,862 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,862 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,862 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,862 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008======== [2019-04-04 17:46:46,863 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-04-04 17:46:46,864 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,864 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,865 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008]=== [2019-04-04 17:46:46,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,865 INFO L82 PathProgramCache]: Analyzing trace with hash 1369896024, now seen corresponding path program 1 times [2019-04-04 17:46:46,865 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,867 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,883 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,884 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008 was UNSAFE (7/9) [2019-04-04 17:46:46,885 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,885 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,885 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,885 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,885 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,886 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,886 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,886 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,886 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr2ASSERT_VIOLATIONVACUOUSforID007======== [2019-04-04 17:46:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-04-04 17:46:46,890 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,890 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-04-04 17:46:46,890 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr2ASSERT_VIOLATIONVACUOUSforID007]=== [2019-04-04 17:46:46,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,891 INFO L82 PathProgramCache]: Analyzing trace with hash 63673354, now seen corresponding path program 1 times [2019-04-04 17:46:46,891 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,891 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,892 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,892 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,924 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,927 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr2ASSERT_VIOLATIONVACUOUSforID007 was UNSAFE (8/9) [2019-04-04 17:46:46,928 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:46,928 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:46,929 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:46,929 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:46,929 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:46,929 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:46,929 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:46,929 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:46,929 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr6ASSERT_VIOLATIONVACUOUSforID021======== [2019-04-04 17:46:46,932 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:46,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-04-04 17:46:46,935 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:46,935 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:46,935 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr6ASSERT_VIOLATIONVACUOUSforID021]=== [2019-04-04 17:46:46,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:46,936 INFO L82 PathProgramCache]: Analyzing trace with hash 1291116174, now seen corresponding path program 1 times [2019-04-04 17:46:46,936 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:46,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:46,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:46,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:46,954 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:46,955 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr6ASSERT_VIOLATIONVACUOUSforID021 was UNSAFE (9/9) [2019-04-04 17:46:46,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 05:46:46 BoogieIcfgContainer [2019-04-04 17:46:46,957 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-04-04 17:46:46,957 INFO L168 Benchmark]: Toolchain (without parser) took 8522.74 ms. Allocated memory was 139.5 MB in the beginning and 318.8 MB in the end (delta: 179.3 MB). Free memory was 106.7 MB in the beginning and 125.0 MB in the end (delta: -18.3 MB). Peak memory consumption was 161.0 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:46,959 INFO L168 Benchmark]: ReqParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-04-04 17:46:46,959 INFO L168 Benchmark]: PEA to Boogie took 4382.05 ms. Allocated memory was 139.5 MB in the beginning and 315.1 MB in the end (delta: 175.6 MB). Free memory was 106.7 MB in the beginning and 202.0 MB in the end (delta: -95.3 MB). Peak memory consumption was 145.9 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:46,960 INFO L168 Benchmark]: Boogie Printer took 18.80 ms. Allocated memory is still 315.1 MB. Free memory is still 202.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-04-04 17:46:46,961 INFO L168 Benchmark]: Boogie Preprocessor took 69.91 ms. Allocated memory is still 315.1 MB. Free memory was 202.0 MB in the beginning and 197.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:46,962 INFO L168 Benchmark]: RCFGBuilder took 3439.57 ms. Allocated memory was 315.1 MB in the beginning and 318.8 MB in the end (delta: 3.7 MB). Free memory was 197.8 MB in the beginning and 168.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:46,963 INFO L168 Benchmark]: TraceAbstraction took 608.47 ms. Allocated memory is still 318.8 MB. Free memory was 168.0 MB in the beginning and 125.0 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:46,969 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * ReqParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory is still 108.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * PEA to Boogie took 4382.05 ms. Allocated memory was 139.5 MB in the beginning and 315.1 MB in the end (delta: 175.6 MB). Free memory was 106.7 MB in the beginning and 202.0 MB in the end (delta: -95.3 MB). Peak memory consumption was 145.9 MB. Max. memory is 7.1 GB. * Boogie Printer took 18.80 ms. Allocated memory is still 315.1 MB. Free memory is still 202.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 69.91 ms. Allocated memory is still 315.1 MB. Free memory was 202.0 MB in the beginning and 197.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3439.57 ms. Allocated memory was 315.1 MB in the beginning and 318.8 MB in the end (delta: 3.7 MB). Free memory was 197.8 MB in the beginning and 168.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 138.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 608.47 ms. Allocated memory is still 318.8 MB. Free memory was 168.0 MB in the beginning and 125.0 MB in the end (delta: 43.0 MB). Peak memory consumption was 43.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.pea2boogie: - RequirementTransformationErrorResult: Ignored requirement due to translation errors: ID027 Ignored requirement due to translation errors: ID027 Reason: ID027: Cannot parse duration and alternative bounds do not contain x0036 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ReqCheckSuccessResult [Line: -1]: Requirement ID009 is non-vacuous Requirement ID009 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [UNKNOWN] : All requirements are consistent All requirements are consistent - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID014 is non-vacuous Requirement ID014 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID024 is non-vacuous Requirement ID024 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr5ASSERT_VIOLATIONVACUOUSforID024 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID006 is non-vacuous Requirement ID006 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID010 is non-vacuous Requirement ID010 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr1ASSERT_VIOLATIONVACUOUSforID010 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID008 is non-vacuous Requirement ID008 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID007 is non-vacuous Requirement ID007 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr2ASSERT_VIOLATIONVACUOUSforID007 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available - ReqCheckSuccessResult [Line: -1]: Requirement ID021 is non-vacuous Requirement ID021 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr6ASSERT_VIOLATIONVACUOUSforID021 CFG has 1 procedures, 21 locations, 9 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...