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/HMI.new.req -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a613b84 [2019-04-04 17:46:38,187 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-04-04 17:46:38,194 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-04-04 17:46:38,211 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-04-04 17:46:38,211 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-04-04 17:46:38,212 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-04-04 17:46:38,213 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-04-04 17:46:38,215 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-04-04 17:46:38,217 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-04-04 17:46:38,218 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-04-04 17:46:38,219 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-04-04 17:46:38,219 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-04-04 17:46:38,220 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-04-04 17:46:38,221 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-04-04 17:46:38,222 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-04-04 17:46:38,223 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-04-04 17:46:38,224 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-04-04 17:46:38,229 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-04-04 17:46:38,233 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-04-04 17:46:38,235 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-04-04 17:46:38,239 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-04-04 17:46:38,242 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-04-04 17:46:38,246 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-04-04 17:46:38,247 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-04-04 17:46:38,247 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-04-04 17:46:38,248 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-04-04 17:46:38,248 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-04-04 17:46:38,251 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-04-04 17:46:38,251 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-04-04 17:46:38,252 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-04-04 17:46:38,253 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-04-04 17:46:38,253 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-04-04 17:46:38,256 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-04-04 17:46:38,257 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-04-04 17:46:38,257 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-04-04 17:46:38,257 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-04-04 17:46:38,258 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-04-04 17:46:38,259 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-04-04 17:46:38,259 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-04-04 17:46:38,260 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf [2019-04-04 17:46:38,269 INFO L110 SettingsManager]: Loading preferences was successful [2019-04-04 17:46:38,269 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-04-04 17:46:38,270 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-04-04 17:46:38,270 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2019-04-04 17:46:38,271 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,271 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-04 17:46:38,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-04-04 17:46:38,271 INFO L133 SettingsManager]: * Trace refinement exception blacklist=UNKNOWN [2019-04-04 17:46:38,271 INFO L133 SettingsManager]: * Stop after first violation was found=false [2019-04-04 17:46:38,272 INFO L133 SettingsManager]: * Compute statistics for interpolant sequences=false [2019-04-04 17:46:38,272 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2019-04-04 17:46:38,272 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,272 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 17:46:38,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-04-04 17:46:38,317 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-04-04 17:46:38,320 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-04-04 17:46:38,322 INFO L271 PluginConnector]: Initializing ReqParser... [2019-04-04 17:46:38,323 INFO L276 PluginConnector]: ReqParser initialized [2019-04-04 17:46:38,323 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/re2019-exp/HMI.new.req [2019-04-04 17:46:38,324 INFO L94 ReqParser]: Parsing file /storage/repos/re2019-exp/HMI.new.req [2019-04-04 17:46:38,379 INFO L134 ReqParser]: 70 requirements (28 non-initialization) in total [2019-04-04 17:46:38,385 INFO L134 ReqParser]: 70 requirements (28 non-initialization) after unification [2019-04-04 17:46:38,400 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-04-04 17:46:38,402 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-04-04 17:46:38,403 INFO L113 PluginConnector]: ------------------------PEA to Boogie---------------------------- [2019-04-04 17:46:38,403 INFO L271 PluginConnector]: Initializing PEA to Boogie... [2019-04-04 17:46:38,404 INFO L276 PluginConnector]: PEA to Boogie initialized [2019-04-04 17:46:38,408 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 17:46:38,423 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 17:46:38,439 INFO L59 ReqToPEA]: Transforming 28 requirements to PEAs [2019-04-04 17:46:38,474 INFO L87 ReqToPEA]: Following types of requirements were processed [2019-04-04 17:46:38,479 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InstAbsPattern : 2 [2019-04-04 17:46:38,479 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.UniversalityPattern : 4 [2019-04-04 17:46:38,479 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.BndReccurrencePattern : 1 [2019-04-04 17:46:38,480 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InvariantPattern : 21 [2019-04-04 17:46:38,480 INFO L92 ReqToPEA]: Finished transforming 28 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 17:46:39,508 WARN L188 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-04-04 17:46:39,509 INFO L154 cyConditionGenerator]: Finished generating primed state invariant of size 88 [2019-04-04 17:46:39,528 INFO L769 Req2BoogieTranslator]: 27 of 28 requirements are invariant [2019-04-04 17:46:39,529 INFO L774 Req2BoogieTranslator]: No rt-inconsistencies possible [2019-04-04 17:46:39,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39 Unit [2019-04-04 17:46:39,543 INFO L132 PluginConnector]: ------------------------ END PEA to Boogie---------------------------- [2019-04-04 17:46:39,544 INFO L113 PluginConnector]: ------------------------Boogie Printer---------------------------- [2019-04-04 17:46:39,544 INFO L271 PluginConnector]: Initializing Boogie Printer... [2019-04-04 17:46:39,544 INFO L276 PluginConnector]: Boogie Printer initialized [2019-04-04 17:46:39,546 INFO L185 PluginConnector]: Executing the observer BoogiePrinterObserver from plugin Boogie Printer for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,546 INFO L116 oogiePrinterObserver]: File already exists and will be overwritten: /tmp/boogiePrinter.bpl [2019-04-04 17:46:39,546 INFO L120 oogiePrinterObserver]: Writing to file /tmp/boogiePrinter.bpl [2019-04-04 17:46:39,557 INFO L132 PluginConnector]: ------------------------ END Boogie Printer---------------------------- [2019-04-04 17:46:39,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-04-04 17:46:39,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-04-04 17:46:39,557 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-04-04 17:46:39,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,644 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (1/1) ... [2019-04-04 17:46:39,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-04-04 17:46:39,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-04-04 17:46:39,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-04-04 17:46:39,661 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-04-04 17:46:39,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (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) [2019-04-04 17:46:39,686 INFO L124 BoogieDeclarations]: Specification and implementation of procedure myProcedure given in one single declaration [2019-04-04 17:46:39,686 INFO L130 BoogieDeclarations]: Found specification of procedure myProcedure [2019-04-04 17:46:39,686 INFO L138 BoogieDeclarations]: Found implementation of procedure myProcedure Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-04 17:46:43,171 INFO L278 CfgBuilder]: Using library mode [2019-04-04 17:46:43,171 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-04-04 17:46:43,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:43 BoogieIcfgContainer [2019-04-04 17:46:43,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-04-04 17:46:43,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-04-04 17:46:43,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-04-04 17:46:43,177 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-04-04 17:46:43,178 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 17:46:43,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edac8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 04.04 05:46:43, skipping insertion in model container [2019-04-04 17:46:43,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:39" (2/3) ... [2019-04-04 17:46:43,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1edac8d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 05:46:43, skipping insertion in model container [2019-04-04 17:46:43,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:43" (3/3) ... [2019-04-04 17:46:43,181 INFO L112 eAbstractionObserver]: Analyzing ICFG [2019-04-04 17:46:43,191 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-04-04 17:46:43,197 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-04-04 17:46:43,216 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:43,242 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:43,242 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:43,242 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:43,243 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:43,243 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:43,243 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:43,243 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:43,244 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014======== [2019-04-04 17:46:43,258 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-04-04 17:46:43,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-04-04 17:46:43,266 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:43,267 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-04-04 17:46:43,267 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014]=== [2019-04-04 17:46:43,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:43,272 INFO L82 PathProgramCache]: Analyzing trace with hash 53193, now seen corresponding path program 1 times [2019-04-04 17:46:43,274 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:43,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:43,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:43,318 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:43,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:43,419 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:43,428 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr0ASSERT_VIOLATIONVACUOUSforID014 was UNSAFE (1/2) [2019-04-04 17:46:43,431 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:43,432 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:43,432 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:43,432 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:43,433 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:43,433 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:43,434 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:43,434 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:43,434 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr1ASSERT_VIOLATIONCONSISTENCYforallrequirements======== [2019-04-04 17:46:43,435 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-04-04 17:46:43,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-04-04 17:46:43,436 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:43,436 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-04-04 17:46:43,437 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr1ASSERT_VIOLATIONCONSISTENCYforallrequirements]=== [2019-04-04 17:46:43,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:43,437 INFO L82 PathProgramCache]: Analyzing trace with hash 1649199, now seen corresponding path program 1 times [2019-04-04 17:46:43,437 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:43,437 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:43,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:43,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:43,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:43,476 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:43,477 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr1ASSERT_VIOLATIONCONSISTENCYforallrequirements was UNSAFE (2/2) [2019-04-04 17:46:43,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 05:46:43 BoogieIcfgContainer [2019-04-04 17:46:43,478 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-04-04 17:46:43,479 INFO L168 Benchmark]: Toolchain (without parser) took 5077.94 ms. Allocated memory was 107.0 MB in the beginning and 204.5 MB in the end (delta: 97.5 MB). Free memory was 75.3 MB in the beginning and 172.0 MB in the end (delta: -96.7 MB). Peak memory consumption was 842.8 kB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,481 INFO L168 Benchmark]: ReqParser took 0.20 ms. Allocated memory is still 107.0 MB. Free memory was 77.5 MB in the beginning and 77.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,482 INFO L168 Benchmark]: PEA to Boogie took 1140.65 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 75.1 MB in the beginning and 104.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,483 INFO L168 Benchmark]: Boogie Printer took 12.76 ms. Allocated memory is still 138.4 MB. Free memory was 104.7 MB in the beginning and 103.9 MB in the end (delta: 796.1 kB). Peak memory consumption was 796.1 kB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,484 INFO L168 Benchmark]: Boogie Preprocessor took 102.92 ms. Allocated memory is still 138.4 MB. Free memory was 103.9 MB in the beginning and 100.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,485 INFO L168 Benchmark]: RCFGBuilder took 3512.40 ms. Allocated memory was 138.4 MB in the beginning and 168.8 MB in the end (delta: 30.4 MB). Free memory was 100.7 MB in the beginning and 71.9 MB in the end (delta: 28.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:43,486 INFO L168 Benchmark]: TraceAbstraction took 304.52 ms. Allocated memory was 168.8 MB in the beginning and 204.5 MB in the end (delta: 35.7 MB). Free memory was 71.9 MB in the beginning and 172.0 MB in the end (delta: -100.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-04-04 17:46:43,492 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 107.0 MB. Free memory was 77.5 MB in the beginning and 77.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * PEA to Boogie took 1140.65 ms. Allocated memory was 107.0 MB in the beginning and 138.4 MB in the end (delta: 31.5 MB). Free memory was 75.1 MB in the beginning and 104.7 MB in the end (delta: -29.6 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Boogie Printer took 12.76 ms. Allocated memory is still 138.4 MB. Free memory was 104.7 MB in the beginning and 103.9 MB in the end (delta: 796.1 kB). Peak memory consumption was 796.1 kB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.92 ms. Allocated memory is still 138.4 MB. Free memory was 103.9 MB in the beginning and 100.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3512.40 ms. Allocated memory was 138.4 MB in the beginning and 168.8 MB in the end (delta: 30.4 MB). Free memory was 100.7 MB in the beginning and 71.9 MB in the end (delta: 28.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 304.52 ms. Allocated memory was 168.8 MB in the beginning and 204.5 MB in the end (delta: 35.7 MB). Free memory was 71.9 MB in the beginning and 172.0 MB in the end (delta: -100.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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, 7 locations, 2 error locations. UNSAFE Result, 0.1s 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=7occurred 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 [UNKNOWN] : All requirements are consistent All requirements are consistent - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr1ASSERT_VIOLATIONCONSISTENCYforallrequirements CFG has 1 procedures, 7 locations, 2 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=7occurred 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 RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...