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/accreqs2.new.req -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a613b84 [2019-04-04 17:46:38,357 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-04-04 17:46:38,359 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-04-04 17:46:38,371 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-04-04 17:46:38,372 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-04-04 17:46:38,373 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-04-04 17:46:38,375 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-04-04 17:46:38,377 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-04-04 17:46:38,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-04-04 17:46:38,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-04-04 17:46:38,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-04-04 17:46:38,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-04-04 17:46:38,382 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-04-04 17:46:38,382 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-04-04 17:46:38,384 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-04-04 17:46:38,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-04-04 17:46:38,385 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-04-04 17:46:38,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-04-04 17:46:38,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-04-04 17:46:38,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-04-04 17:46:38,391 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-04-04 17:46:38,392 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-04-04 17:46:38,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-04-04 17:46:38,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-04-04 17:46:38,396 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-04-04 17:46:38,397 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-04-04 17:46:38,397 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-04-04 17:46:38,398 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-04-04 17:46:38,398 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-04-04 17:46:38,399 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-04-04 17:46:38,400 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-04-04 17:46:38,401 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-04-04 17:46:38,402 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-04-04 17:46:38,402 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-04-04 17:46:38,403 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-04-04 17:46:38,403 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-04-04 17:46:38,404 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-04-04 17:46:38,405 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-04-04 17:46:38,406 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-04-04 17:46:38,406 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf [2019-04-04 17:46:38,423 INFO L110 SettingsManager]: Loading preferences was successful [2019-04-04 17:46:38,424 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-04-04 17:46:38,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-04-04 17:46:38,425 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2019-04-04 17:46:38,426 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-04 17:46:38,427 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-04-04 17:46:38,427 INFO L133 SettingsManager]: * Trace refinement exception blacklist=UNKNOWN [2019-04-04 17:46:38,427 INFO L133 SettingsManager]: * Stop after first violation was found=false [2019-04-04 17:46:38,427 INFO L133 SettingsManager]: * Compute statistics for interpolant sequences=false [2019-04-04 17:46:38,428 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2019-04-04 17:46:38,428 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-04 17:46:38,428 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 17:46:38,482 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-04-04 17:46:38,500 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-04-04 17:46:38,505 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-04-04 17:46:38,507 INFO L271 PluginConnector]: Initializing ReqParser... [2019-04-04 17:46:38,508 INFO L276 PluginConnector]: ReqParser initialized [2019-04-04 17:46:38,509 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/re2019-exp/accreqs2.new.req [2019-04-04 17:46:38,509 INFO L94 ReqParser]: Parsing file /storage/repos/re2019-exp/accreqs2.new.req [2019-04-04 17:46:38,596 INFO L134 ReqParser]: 68 requirements (30 non-initialization) in total [2019-04-04 17:46:38,604 INFO L134 ReqParser]: 68 requirements (30 non-initialization) after unification [2019-04-04 17:46:38,610 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-04-04 17:46:38,612 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-04-04 17:46:38,613 INFO L113 PluginConnector]: ------------------------PEA to Boogie---------------------------- [2019-04-04 17:46:38,613 INFO L271 PluginConnector]: Initializing PEA to Boogie... [2019-04-04 17:46:38,613 INFO L276 PluginConnector]: PEA to Boogie initialized [2019-04-04 17:46:38,615 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 17:46:38,625 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 17:46:38,642 INFO L59 ReqToPEA]: Transforming 30 requirements to PEAs [2019-04-04 17:46:38,690 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 17:46:38,694 INFO L87 ReqToPEA]: Following types of requirements were processed [2019-04-04 17:46:38,695 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.BndResponsePatternUT : 7 [2019-04-04 17:46:38,695 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InvariantPattern : 21 [2019-04-04 17:46:38,695 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.UniversalityPattern : 2 [2019-04-04 17:46:38,696 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 17:46:39,558 WARN L188 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-04-04 17:46:39,559 INFO L154 cyConditionGenerator]: Finished generating primed state invariant of size 82 [2019-04-04 17:46:39,583 INFO L769 Req2BoogieTranslator]: 21 of 29 requirements are invariant [2019-04-04 17:46:39,586 INFO L786 Req2BoogieTranslator]: Computing rt-inconsistency assertions for 28 subsets [2019-04-04 17:46:42,470 INFO L284 cyConditionGenerator]: 28 checks, 28 trivial consistent, 0 non-trivial [2019-04-04 17:46:42,471 INFO L290 cyConditionGenerator]: Of 211 formulas, 0 were quantified, 211 were plain. Needed 112 quantifier elimination runs, 0 quantified solver queries. [2019-04-04 17:46:42,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.pea2boogie AST 04.04 05:46:42 Unit [2019-04-04 17:46:42,480 INFO L132 PluginConnector]: ------------------------ END PEA to Boogie---------------------------- [2019-04-04 17:46:42,481 INFO L113 PluginConnector]: ------------------------Boogie Printer---------------------------- [2019-04-04 17:46:42,481 INFO L271 PluginConnector]: Initializing Boogie Printer... [2019-04-04 17:46:42,482 INFO L276 PluginConnector]: Boogie Printer initialized [2019-04-04 17:46:42,483 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 17:46:42,485 INFO L116 oogiePrinterObserver]: File already exists and will be overwritten: /tmp/boogiePrinter.bpl [2019-04-04 17:46:42,485 INFO L120 oogiePrinterObserver]: Writing to file /tmp/boogiePrinter.bpl [2019-04-04 17:46:42,494 INFO L132 PluginConnector]: ------------------------ END Boogie Printer---------------------------- [2019-04-04 17:46:42,495 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-04-04 17:46:42,495 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-04-04 17:46:42,495 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-04-04 17:46:42,517 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 17:46:42,517 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 17:46:42,529 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 17:46:42,529 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 17:46:42,540 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 17:46:42,554 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 17:46:42,561 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 17:46:42,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-04-04 17:46:42,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-04-04 17:46:42,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-04-04 17:46:42,568 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-04-04 17:46:42,569 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 17:46:42,590 INFO L124 BoogieDeclarations]: Specification and implementation of procedure myProcedure given in one single declaration [2019-04-04 17:46:42,590 INFO L130 BoogieDeclarations]: Found specification of procedure myProcedure [2019-04-04 17:46:42,590 INFO L138 BoogieDeclarations]: Found implementation of procedure myProcedure [2019-04-04 17:46:47,545 INFO L278 CfgBuilder]: Using library mode [2019-04-04 17:46:47,546 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-04-04 17:46:47,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:47 BoogieIcfgContainer [2019-04-04 17:46:47,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-04-04 17:46:47,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-04-04 17:46:47,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-04-04 17:46:47,552 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-04-04 17:46:47,553 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 17:46:47,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce66ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 04.04 05:46:47, skipping insertion in model container [2019-04-04 17:46:47,554 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 17:46:47,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ce66ea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 05:46:47, skipping insertion in model container [2019-04-04 17:46:47,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 05:46:47" (3/3) ... [2019-04-04 17:46:47,557 INFO L112 eAbstractionObserver]: Analyzing ICFG [2019-04-04 17:46:47,568 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-04-04 17:46:47,575 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2019-04-04 17:46:47,600 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:47,627 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:47,627 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:47,627 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:47,628 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:47,628 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:47,628 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:47,628 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:47,628 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr3ASSERT_VIOLATIONVACUOUSforID021======== [2019-04-04 17:46:47,643 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:47,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-04-04 17:46:47,651 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:47,652 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-04-04 17:46:47,653 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr3ASSERT_VIOLATIONVACUOUSforID021]=== [2019-04-04 17:46:47,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:47,659 INFO L82 PathProgramCache]: Analyzing trace with hash 1972027218, now seen corresponding path program 1 times [2019-04-04 17:46:47,661 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:47,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:47,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:47,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:47,799 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:47,806 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr3ASSERT_VIOLATIONVACUOUSforID021 was UNSAFE (1/9) [2019-04-04 17:46:47,809 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:47,809 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:47,809 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:47,810 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:47,810 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:47,810 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:47,810 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:47,810 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:47,810 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010======== [2019-04-04 17:46:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:47,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-04-04 17:46:47,812 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:47,812 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:47,812 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010]=== [2019-04-04 17:46:47,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:47,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1003301902, now seen corresponding path program 1 times [2019-04-04 17:46:47,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:47,813 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:47,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:47,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:47,850 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:47,850 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010 was UNSAFE (2/9) [2019-04-04 17:46:47,851 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:47,851 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:47,852 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:47,852 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:47,852 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:47,852 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:47,852 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:47,852 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:47,852 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr2ASSERT_VIOLATIONVACUOUSforID009======== [2019-04-04 17:46:47,853 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:47,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-04-04 17:46:47,854 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:47,854 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-04-04 17:46:47,854 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr2ASSERT_VIOLATIONVACUOUSforID009]=== [2019-04-04 17:46:47,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:47,855 INFO L82 PathProgramCache]: Analyzing trace with hash 63613772, now seen corresponding path program 1 times [2019-04-04 17:46:47,855 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:47,855 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:47,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:47,856 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:47,905 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:47,907 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr2ASSERT_VIOLATIONVACUOUSforID009 was UNSAFE (3/9) [2019-04-04 17:46:47,908 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:47,908 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:47,908 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:47,908 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:47,909 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:47,909 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:47,909 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:47,909 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:47,910 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr7ASSERT_VIOLATIONVACUOUSforID024======== [2019-04-04 17:46:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-04-04 17:46:47,911 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:47,911 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:47,912 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr7ASSERT_VIOLATIONVACUOUSforID024]=== [2019-04-04 17:46:47,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:47,912 INFO L82 PathProgramCache]: Analyzing trace with hash 689837654, now seen corresponding path program 1 times [2019-04-04 17:46:47,912 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:47,912 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:47,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,913 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:47,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:47,962 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:47,963 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr7ASSERT_VIOLATIONVACUOUSforID024 was UNSAFE (4/9) [2019-04-04 17:46:47,967 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:47,968 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:47,968 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:47,968 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:47,968 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:47,968 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:47,968 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:47,968 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:47,969 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements======== [2019-04-04 17:46:47,972 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:47,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-04-04 17:46:47,973 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:47,974 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:47,974 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements]=== [2019-04-04 17:46:47,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:47,974 INFO L82 PathProgramCache]: Analyzing trace with hash -89868910, now seen corresponding path program 1 times [2019-04-04 17:46:47,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:47,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:47,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,976 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:47,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:47,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:48,003 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:48,004 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements was UNSAFE (5/9) [2019-04-04 17:46:48,010 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:48,011 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:48,011 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:48,011 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:48,011 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:48,011 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:48,012 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:48,012 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:48,012 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr0ASSERT_VIOLATIONVACUOUSforID006======== [2019-04-04 17:46:48,013 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:48,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-04-04 17:46:48,014 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:48,014 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-04-04 17:46:48,014 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr0ASSERT_VIOLATIONVACUOUSforID006]=== [2019-04-04 17:46:48,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:48,015 INFO L82 PathProgramCache]: Analyzing trace with hash 66186, now seen corresponding path program 1 times [2019-04-04 17:46:48,015 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:48,015 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:48,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:48,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:48,032 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:48,033 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr0ASSERT_VIOLATIONVACUOUSforID006 was UNSAFE (6/9) [2019-04-04 17:46:48,034 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:48,034 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:48,034 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:48,034 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:48,034 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:48,035 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:48,035 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:48,035 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:48,035 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014======== [2019-04-04 17:46:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-04-04 17:46:48,036 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:48,037 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-04-04 17:46:48,037 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014]=== [2019-04-04 17:46:48,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:48,037 INFO L82 PathProgramCache]: Analyzing trace with hash 2052048, now seen corresponding path program 1 times [2019-04-04 17:46:48,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:48,038 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:48,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:48,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:48,069 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:48,070 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014 was UNSAFE (7/9) [2019-04-04 17:46:48,071 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:48,071 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:48,071 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:48,071 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:48,071 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:48,071 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:48,072 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:48,073 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:48,074 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr5ASSERT_VIOLATIONVACUOUSforID008======== [2019-04-04 17:46:48,075 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:48,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-04-04 17:46:48,076 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:48,077 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:48,077 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr5ASSERT_VIOLATIONVACUOUSforID008]=== [2019-04-04 17:46:48,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:48,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1037588180, now seen corresponding path program 1 times [2019-04-04 17:46:48,077 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:48,077 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:48,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:48,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:48,109 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:48,109 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr5ASSERT_VIOLATIONVACUOUSforID008 was UNSAFE (8/9) [2019-04-04 17:46:48,110 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-04 17:46:48,111 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-04 17:46:48,111 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-04 17:46:48,111 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-04 17:46:48,111 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-04 17:46:48,111 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-04 17:46:48,111 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-04 17:46:48,111 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-04 17:46:48,111 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007======== [2019-04-04 17:46:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-04 17:46:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-04-04 17:46:48,119 INFO L394 BasicCegarLoop]: Found error trace [2019-04-04 17:46:48,119 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-04 17:46:48,119 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007]=== [2019-04-04 17:46:48,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-04 17:46:48,120 INFO L82 PathProgramCache]: Analyzing trace with hash 2100462800, now seen corresponding path program 1 times [2019-04-04 17:46:48,120 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-04 17:46:48,120 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-04 17:46:48,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-04 17:46:48,123 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-04 17:46:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-04 17:46:48,146 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-04 17:46:48,147 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007 was UNSAFE (9/9) [2019-04-04 17:46:48,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 05:46:48 BoogieIcfgContainer [2019-04-04 17:46:48,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-04-04 17:46:48,150 INFO L168 Benchmark]: Toolchain (without parser) took 9539.08 ms. Allocated memory was 130.5 MB in the beginning and 343.9 MB in the end (delta: 213.4 MB). Free memory was 105.9 MB in the beginning and 233.6 MB in the end (delta: -127.6 MB). Peak memory consumption was 85.7 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,151 INFO L168 Benchmark]: ReqParser took 0.20 ms. Allocated memory is still 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,152 INFO L168 Benchmark]: PEA to Boogie took 3868.08 ms. Allocated memory was 130.5 MB in the beginning and 336.6 MB in the end (delta: 206.0 MB). Free memory was 105.7 MB in the beginning and 285.8 MB in the end (delta: -180.1 MB). Peak memory consumption was 165.4 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,154 INFO L168 Benchmark]: Boogie Printer took 13.41 ms. Allocated memory is still 336.6 MB. Free memory was 285.8 MB in the beginning and 281.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,156 INFO L168 Benchmark]: Boogie Preprocessor took 72.16 ms. Allocated memory is still 336.6 MB. Free memory was 281.1 MB in the beginning and 280.8 MB in the end (delta: 308.0 kB). Peak memory consumption was 308.0 kB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,158 INFO L168 Benchmark]: RCFGBuilder took 4980.59 ms. Allocated memory was 336.6 MB in the beginning and 343.9 MB in the end (delta: 7.3 MB). Free memory was 280.8 MB in the beginning and 278.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 230.2 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,159 INFO L168 Benchmark]: TraceAbstraction took 600.87 ms. Allocated memory is still 343.9 MB. Free memory was 273.9 MB in the beginning and 233.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-04-04 17:46:48,164 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 130.5 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * PEA to Boogie took 3868.08 ms. Allocated memory was 130.5 MB in the beginning and 336.6 MB in the end (delta: 206.0 MB). Free memory was 105.7 MB in the beginning and 285.8 MB in the end (delta: -180.1 MB). Peak memory consumption was 165.4 MB. Max. memory is 7.1 GB. * Boogie Printer took 13.41 ms. Allocated memory is still 336.6 MB. Free memory was 285.8 MB in the beginning and 281.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.16 ms. Allocated memory is still 336.6 MB. Free memory was 281.1 MB in the beginning and 280.8 MB in the end (delta: 308.0 kB). Peak memory consumption was 308.0 kB. Max. memory is 7.1 GB. * RCFGBuilder took 4980.59 ms. Allocated memory was 336.6 MB in the beginning and 343.9 MB in the end (delta: 7.3 MB). Free memory was 280.8 MB in the beginning and 278.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 230.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 600.87 ms. Allocated memory is still 343.9 MB. Free memory was 273.9 MB in the beginning and 233.6 MB in the end (delta: 40.3 MB). Peak memory consumption was 40.3 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 ID021 is non-vacuous Requirement ID021 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr3ASSERT_VIOLATIONVACUOUSforID021 CFG has 1 procedures, 21 locations, 9 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=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 [Line: -1]: Requirement ID010 is non-vacuous Requirement ID010 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr4ASSERT_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, 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 ID009 is non-vacuous Requirement ID009 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr2ASSERT_VIOLATIONVACUOUSforID009 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 ID024 is non-vacuous Requirement ID024 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr7ASSERT_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, 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 [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 ID006 is non-vacuous Requirement ID006 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr0ASSERT_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, 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 ID014 is non-vacuous Requirement ID014 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr1ASSERT_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, 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: myProcedureErr5ASSERT_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, 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 ID007 is non-vacuous Requirement ID007 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr6ASSERT_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, 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...