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 [2019-04-05 11:56:26,746 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-04-05 11:56:26,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-04-05 11:56:26,761 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-04-05 11:56:26,761 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-04-05 11:56:26,762 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-04-05 11:56:26,764 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-04-05 11:56:26,766 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-04-05 11:56:26,769 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-04-05 11:56:26,770 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-04-05 11:56:26,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-04-05 11:56:26,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-04-05 11:56:26,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-04-05 11:56:26,776 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-04-05 11:56:26,783 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-04-05 11:56:26,784 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-04-05 11:56:26,788 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-04-05 11:56:26,792 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-04-05 11:56:26,794 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-04-05 11:56:26,798 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-04-05 11:56:26,799 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-04-05 11:56:26,801 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-04-05 11:56:26,806 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-04-05 11:56:26,811 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-04-05 11:56:26,814 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-04-05 11:56:26,816 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-04-05 11:56:26,817 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-04-05 11:56:26,819 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-04-05 11:56:26,819 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-04-05 11:56:26,820 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-04-05 11:56:26,820 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-04-05 11:56:26,820 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-04-05 11:56:26,821 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-04-05 11:56:26,822 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-04-05 11:56:26,822 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf [2019-04-05 11:56:26,835 INFO L110 SettingsManager]: Loading preferences was successful [2019-04-05 11:56:26,835 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-04-05 11:56:26,838 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-04-05 11:56:26,838 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2019-04-05 11:56:26,838 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-05 11:56:26,839 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-05 11:56:26,839 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-04-05 11:56:26,839 INFO L133 SettingsManager]: * Trace refinement exception blacklist=UNKNOWN [2019-04-05 11:56:26,839 INFO L133 SettingsManager]: * Stop after first violation was found=false [2019-04-05 11:56:26,839 INFO L133 SettingsManager]: * Compute statistics for interpolant sequences=false [2019-04-05 11:56:26,840 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2019-04-05 11:56:26,840 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-05 11:56:26,840 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 [2019-04-05 11:56:26,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-04-05 11:56:26,915 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-04-05 11:56:26,921 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-04-05 11:56:26,923 INFO L271 PluginConnector]: Initializing ReqParser... [2019-04-05 11:56:26,924 INFO L276 PluginConnector]: ReqParser initialized [2019-04-05 11:56:26,924 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/re2019-exp/accreqs2.new.req [2019-04-05 11:56:26,925 INFO L94 ReqParser]: Parsing file /storage/repos/re2019-exp/accreqs2.new.req [2019-04-05 11:56:27,017 INFO L134 ReqParser]: 68 requirements (30 non-initialization) in total [2019-04-05 11:56:27,025 INFO L134 ReqParser]: 68 requirements (30 non-initialization) after unification [2019-04-05 11:56:27,031 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-04-05 11:56:27,033 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-04-05 11:56:27,034 INFO L113 PluginConnector]: ------------------------PEA to Boogie---------------------------- [2019-04-05 11:56:27,034 INFO L271 PluginConnector]: Initializing PEA to Boogie... [2019-04-05 11:56:27,034 INFO L276 PluginConnector]: PEA to Boogie initialized [2019-04-05 11:56:27,037 INFO L185 PluginConnector]: Executing the observer PEAtoBoogieObserver from plugin PEA to Boogie for "de.uni_freiburg.informatik.ultimate.reqparser OTHER 05.04 11:56:27" (1/1) ... [2019-04-05 11:56:27,047 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 [2019-04-05 11:56:27,064 INFO L59 ReqToPEA]: Transforming 30 requirements to PEAs [2019-04-05 11:56:27,119 WARN L70 PeaResultUtil]: Ignored requirement due to translation errors: ID027 Reason: ID027: Cannot parse duration and alternative bounds do not contain x0036 [2019-04-05 11:56:27,121 INFO L87 ReqToPEA]: Following types of requirements were processed [2019-04-05 11:56:27,122 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.BndResponsePatternUT : 7 [2019-04-05 11:56:27,125 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InvariantPattern : 21 [2019-04-05 11:56:27,125 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.UniversalityPattern : 2 [2019-04-05 11:56:27,126 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 [2019-04-05 11:56:28,049 WARN L188 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-04-05 11:56:28,050 INFO L154 cyConditionGenerator]: Finished generating primed state invariant of size 82 [2019-04-05 11:56:28,072 INFO L769 Req2BoogieTranslator]: 21 of 29 requirements are invariant [2019-04-05 11:56:28,073 INFO L786 Req2BoogieTranslator]: Computing rt-inconsistency assertions for 28 subsets [2019-04-05 11:56:30,423 INFO L284 cyConditionGenerator]: 28 checks, 28 trivial consistent, 0 non-trivial [2019-04-05 11:56:30,425 INFO L290 cyConditionGenerator]: Of 211 formulas, 0 were quantified, 211 were plain. Needed 112 quantifier elimination runs, 0 quantified solver queries. [2019-04-05 11:56:30,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30 Unit [2019-04-05 11:56:30,450 INFO L132 PluginConnector]: ------------------------ END PEA to Boogie---------------------------- [2019-04-05 11:56:30,451 INFO L113 PluginConnector]: ------------------------Boogie Printer---------------------------- [2019-04-05 11:56:30,455 INFO L271 PluginConnector]: Initializing Boogie Printer... [2019-04-05 11:56:30,455 INFO L276 PluginConnector]: Boogie Printer initialized [2019-04-05 11:56:30,457 INFO L185 PluginConnector]: Executing the observer BoogiePrinterObserver from plugin Boogie Printer for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,457 INFO L116 oogiePrinterObserver]: File already exists and will be overwritten: /tmp/boogiePrinter.bpl [2019-04-05 11:56:30,458 INFO L120 oogiePrinterObserver]: Writing to file /tmp/boogiePrinter.bpl [2019-04-05 11:56:30,486 INFO L132 PluginConnector]: ------------------------ END Boogie Printer---------------------------- [2019-04-05 11:56:30,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-04-05 11:56:30,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-04-05 11:56:30,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-04-05 11:56:30,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (1/1) ... [2019-04-05 11:56:30,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-04-05 11:56:30,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-04-05 11:56:30,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-04-05 11:56:30,590 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-04-05 11:56:30,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (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 [2019-04-05 11:56:30,627 INFO L124 BoogieDeclarations]: Specification and implementation of procedure myProcedure given in one single declaration [2019-04-05 11:56:30,628 INFO L130 BoogieDeclarations]: Found specification of procedure myProcedure [2019-04-05 11:56:30,628 INFO L138 BoogieDeclarations]: Found implementation of procedure myProcedure [2019-04-05 11:56:34,582 INFO L278 CfgBuilder]: Using library mode [2019-04-05 11:56:34,583 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-04-05 11:56:34,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:56:34 BoogieIcfgContainer [2019-04-05 11:56:34,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-04-05 11:56:34,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-04-05 11:56:34,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-04-05 11:56:34,588 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-04-05 11:56:34,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.reqparser OTHER 05.04 11:56:27" (1/3) ... [2019-04-05 11:56:34,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa741c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction OTHER 05.04 11:56:34, skipping insertion in model container [2019-04-05 11:56:34,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:30" (2/3) ... [2019-04-05 11:56:34,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fa741c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 11:56:34, skipping insertion in model container [2019-04-05 11:56:34,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:56:34" (3/3) ... [2019-04-05 11:56:34,593 INFO L112 eAbstractionObserver]: Analyzing ICFG [2019-04-05 11:56:34,603 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-04-05 11:56:34,609 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2019-04-05 11:56:34,625 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,651 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,651 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,651 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,651 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,652 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,652 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,652 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,652 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr0ASSERT_VIOLATIONVACUOUSforID010======== [2019-04-05 11:56:34,667 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-04-05 11:56:34,676 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,676 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-04-05 11:56:34,677 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr0ASSERT_VIOLATIONVACUOUSforID010]=== [2019-04-05 11:56:34,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,683 INFO L82 PathProgramCache]: Analyzing trace with hash 66279, now seen corresponding path program 1 times [2019-04-05 11:56:34,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,813 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,821 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr0ASSERT_VIOLATIONVACUOUSforID010 was UNSAFE (1/9) [2019-04-05 11:56:34,823 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,824 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,824 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,824 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,824 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,825 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,825 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,825 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,825 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr5ASSERT_VIOLATIONVACUOUSforID021======== [2019-04-05 11:56:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-04-05 11:56:34,827 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,827 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:34,828 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr5ASSERT_VIOLATIONVACUOUSforID021]=== [2019-04-05 11:56:34,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,828 INFO L82 PathProgramCache]: Analyzing trace with hash -594868073, now seen corresponding path program 1 times [2019-04-05 11:56:34,828 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,830 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,830 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,863 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,864 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr5ASSERT_VIOLATIONVACUOUSforID021 was UNSAFE (2/9) [2019-04-05 11:56:34,865 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,865 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,865 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,865 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,866 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,866 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,866 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,866 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,866 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007======== [2019-04-05 11:56:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-04-05 11:56:34,868 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,868 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:34,868 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007]=== [2019-04-05 11:56:34,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1261040787, now seen corresponding path program 1 times [2019-04-05 11:56:34,869 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,873 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,873 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,874 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,903 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,904 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr6ASSERT_VIOLATIONVACUOUSforID007 was UNSAFE (3/9) [2019-04-05 11:56:34,905 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,905 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,905 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,905 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,905 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,906 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,906 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,906 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,906 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements======== [2019-04-05 11:56:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-04-05 11:56:34,908 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,908 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:34,908 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements]=== [2019-04-05 11:56:34,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,909 INFO L82 PathProgramCache]: Analyzing trace with hash -679409425, now seen corresponding path program 1 times [2019-04-05 11:56:34,909 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,909 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,910 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,910 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,935 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,936 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements was UNSAFE (4/9) [2019-04-05 11:56:34,937 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,937 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,937 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,937 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,938 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,938 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,938 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,938 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,938 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr2ASSERT_VIOLATIONVACUOUSforID024======== [2019-04-05 11:56:34,939 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-04-05 11:56:34,940 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,940 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-04-05 11:56:34,940 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr2ASSERT_VIOLATIONVACUOUSforID024]=== [2019-04-05 11:56:34,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,941 INFO L82 PathProgramCache]: Analyzing trace with hash 63703145, now seen corresponding path program 1 times [2019-04-05 11:56:34,941 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,941 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,989 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,989 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr2ASSERT_VIOLATIONVACUOUSforID024 was UNSAFE (5/9) [2019-04-05 11:56:34,990 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,990 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,993 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,993 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,993 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,993 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,993 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,994 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,994 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014======== [2019-04-05 11:56:34,998 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-04-05 11:56:34,999 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,999 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-04-05 11:56:34,999 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014]=== [2019-04-05 11:56:34,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,999 INFO L82 PathProgramCache]: Analyzing trace with hash 2054931, now seen corresponding path program 1 times [2019-04-05 11:56:35,000 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,000 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,033 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,036 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr1ASSERT_VIOLATIONVACUOUSforID014 was UNSAFE (6/9) [2019-04-05 11:56:35,037 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,037 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,037 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,038 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,038 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,038 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,038 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,038 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,038 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008======== [2019-04-05 11:56:35,042 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-04-05 11:56:35,044 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,044 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,044 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008]=== [2019-04-05 11:56:35,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,045 INFO L82 PathProgramCache]: Analyzing trace with hash -437558439, now seen corresponding path program 1 times [2019-04-05 11:56:35,045 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,045 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,078 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,079 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr7ASSERT_VIOLATIONVACUOUSforID008 was UNSAFE (7/9) [2019-04-05 11:56:35,080 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,083 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,083 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,083 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,083 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,084 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,084 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,084 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,084 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009======== [2019-04-05 11:56:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-04-05 11:56:35,090 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,090 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,090 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009]=== [2019-04-05 11:56:35,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,090 INFO L82 PathProgramCache]: Analyzing trace with hash 1974797781, now seen corresponding path program 1 times [2019-04-05 11:56:35,091 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,091 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,091 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,092 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,092 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,106 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,107 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009 was UNSAFE (8/9) [2019-04-05 11:56:35,107 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,108 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,108 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,108 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,108 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,108 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,108 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,108 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,109 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006======== [2019-04-05 11:56:35,109 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-04-05 11:56:35,110 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,110 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,111 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006]=== [2019-04-05 11:56:35,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1089189355, now seen corresponding path program 1 times [2019-04-05 11:56:35,111 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,111 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,112 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,112 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,113 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,124 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,125 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr4ASSERT_VIOLATIONVACUOUSforID006 was UNSAFE (9/9) [2019-04-05 11:56:35,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 11:56:35 BoogieIcfgContainer [2019-04-05 11:56:35,126 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-04-05 11:56:35,127 INFO L168 Benchmark]: Toolchain (without parser) took 8095.17 ms. Allocated memory was 142.6 MB in the beginning and 280.0 MB in the end (delta: 137.4 MB). Free memory was 109.0 MB in the beginning and 111.2 MB in the end (delta: -2.3 MB). Peak memory consumption was 135.1 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,129 INFO L168 Benchmark]: ReqParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 111.2 MB in the beginning and 111.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,129 INFO L168 Benchmark]: PEA to Boogie took 3417.37 ms. Allocated memory was 142.6 MB in the beginning and 275.8 MB in the end (delta: 133.2 MB). Free memory was 108.8 MB in the beginning and 226.0 MB in the end (delta: -117.2 MB). Peak memory consumption was 126.4 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,131 INFO L168 Benchmark]: Boogie Printer took 34.65 ms. Allocated memory is still 275.8 MB. Free memory is still 226.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-04-05 11:56:35,131 INFO L168 Benchmark]: Boogie Preprocessor took 102.58 ms. Allocated memory is still 275.8 MB. Free memory was 226.0 MB in the beginning and 222.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,132 INFO L168 Benchmark]: RCFGBuilder took 3994.63 ms. Allocated memory was 275.8 MB in the beginning and 280.0 MB in the end (delta: 4.2 MB). Free memory was 222.6 MB in the beginning and 152.9 MB in the end (delta: 69.7 MB). Peak memory consumption was 161.3 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,133 INFO L168 Benchmark]: TraceAbstraction took 541.65 ms. Allocated memory is still 280.0 MB. Free memory was 149.4 MB in the beginning and 111.2 MB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,139 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * ReqParser took 0.21 ms. Allocated memory is still 142.6 MB. Free memory was 111.2 MB in the beginning and 111.0 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 3417.37 ms. Allocated memory was 142.6 MB in the beginning and 275.8 MB in the end (delta: 133.2 MB). Free memory was 108.8 MB in the beginning and 226.0 MB in the end (delta: -117.2 MB). Peak memory consumption was 126.4 MB. Max. memory is 7.1 GB. * Boogie Printer took 34.65 ms. Allocated memory is still 275.8 MB. Free memory is still 226.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.58 ms. Allocated memory is still 275.8 MB. Free memory was 226.0 MB in the beginning and 222.6 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3994.63 ms. Allocated memory was 275.8 MB in the beginning and 280.0 MB in the end (delta: 4.2 MB). Free memory was 222.6 MB in the beginning and 152.9 MB in the end (delta: 69.7 MB). Peak memory consumption was 161.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 541.65 ms. Allocated memory is still 280.0 MB. Free memory was 149.4 MB in the beginning and 111.2 MB in the end (delta: 38.2 MB). Peak memory consumption was 38.2 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 ID010 is non-vacuous Requirement ID010 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr0ASSERT_VIOLATIONVACUOUSforID010 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, 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 ID021 is non-vacuous Requirement ID021 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr5ASSERT_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, 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 - 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 ID024 is non-vacuous Requirement ID024 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr2ASSERT_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, 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 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: 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 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, 0.0s 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, 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 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 RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...