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_extended.new.req -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a613b84 [2019-04-05 11:56:27,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-04-05 11:56:27,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-04-05 11:56:27,025 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-04-05 11:56:27,026 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-04-05 11:56:27,027 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-04-05 11:56:27,028 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-04-05 11:56:27,030 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-04-05 11:56:27,031 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-04-05 11:56:27,032 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-04-05 11:56:27,033 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-04-05 11:56:27,033 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-04-05 11:56:27,034 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-04-05 11:56:27,035 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-04-05 11:56:27,036 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-04-05 11:56:27,037 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-04-05 11:56:27,038 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-04-05 11:56:27,040 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-04-05 11:56:27,042 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-04-05 11:56:27,043 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-04-05 11:56:27,044 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-04-05 11:56:27,046 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-04-05 11:56:27,048 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-04-05 11:56:27,051 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-04-05 11:56:27,052 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-04-05 11:56:27,052 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-04-05 11:56:27,053 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-04-05 11:56:27,054 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-04-05 11:56:27,054 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-04-05 11:56:27,055 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-04-05 11:56:27,055 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-04-05 11:56:27,055 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-04-05 11:56:27,056 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-04-05 11:56:27,057 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-04-05 11:56:27,057 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/trunk/examples/settings/reqanalyzer/reqanalyzer-nonlin.epf [2019-04-05 11:56:27,066 INFO L110 SettingsManager]: Loading preferences was successful [2019-04-05 11:56:27,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-04-05 11:56:27,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-04-05 11:56:27,068 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2019-04-05 11:56:27,068 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-05 11:56:27,068 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -smt2 -in -t:12000 [2019-04-05 11:56:27,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-04-05 11:56:27,069 INFO L133 SettingsManager]: * Trace refinement exception blacklist=UNKNOWN [2019-04-05 11:56:27,069 INFO L133 SettingsManager]: * Stop after first violation was found=false [2019-04-05 11:56:27,069 INFO L133 SettingsManager]: * Compute statistics for interpolant sequences=false [2019-04-05 11:56:27,069 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2019-04-05 11:56:27,069 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-04-05 11:56:27,070 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 11:56:27,118 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-04-05 11:56:27,133 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-04-05 11:56:27,137 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-04-05 11:56:27,139 INFO L271 PluginConnector]: Initializing ReqParser... [2019-04-05 11:56:27,140 INFO L276 PluginConnector]: ReqParser initialized [2019-04-05 11:56:27,141 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/re2019-exp/accreqs2_extended.new.req [2019-04-05 11:56:27,141 INFO L94 ReqParser]: Parsing file /storage/repos/re2019-exp/accreqs2_extended.new.req [2019-04-05 11:56:27,221 INFO L134 ReqParser]: 62 requirements (27 non-initialization) in total [2019-04-05 11:56:27,227 INFO L134 ReqParser]: 62 requirements (27 non-initialization) after unification [2019-04-05 11:56:27,233 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-04-05 11:56:27,234 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-04-05 11:56:27,235 INFO L113 PluginConnector]: ------------------------PEA to Boogie---------------------------- [2019-04-05 11:56:27,235 INFO L271 PluginConnector]: Initializing PEA to Boogie... [2019-04-05 11:56:27,236 INFO L276 PluginConnector]: PEA to Boogie initialized [2019-04-05 11:56:27,239 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 11:56:27,247 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 11:56:27,260 INFO L59 ReqToPEA]: Transforming 27 requirements to PEAs [2019-04-05 11:56:27,288 INFO L87 ReqToPEA]: Following types of requirements were processed [2019-04-05 11:56:27,288 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.InvariantPattern : 19 [2019-04-05 11:56:27,289 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.BndResponsePatternUT : 6 [2019-04-05 11:56:27,289 INFO L89 ReqToPEA]: class de.uni_freiburg.informatik.ultimate.lib.srparse.pattern.UniversalityPattern : 2 [2019-04-05 11:56:27,289 INFO L92 ReqToPEA]: Finished transforming 27 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 11:56:28,024 WARN L188 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 77 [2019-04-05 11:56:28,025 INFO L154 cyConditionGenerator]: Finished generating primed state invariant of size 77 [2019-04-05 11:56:28,054 INFO L769 Req2BoogieTranslator]: 19 of 27 requirements are invariant [2019-04-05 11:56:28,059 INFO L786 Req2BoogieTranslator]: Computing rt-inconsistency assertions for 28 subsets [2019-04-05 11:56:31,001 INFO L284 cyConditionGenerator]: 28 checks, 28 trivial consistent, 0 non-trivial [2019-04-05 11:56:31,001 INFO L290 cyConditionGenerator]: Of 211 formulas, 0 were quantified, 211 were plain. Needed 112 quantifier elimination runs, 0 quantified solver queries. [2019-04-05 11:56:31,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31 Unit [2019-04-05 11:56:31,017 INFO L132 PluginConnector]: ------------------------ END PEA to Boogie---------------------------- [2019-04-05 11:56:31,020 INFO L113 PluginConnector]: ------------------------Boogie Printer---------------------------- [2019-04-05 11:56:31,021 INFO L271 PluginConnector]: Initializing Boogie Printer... [2019-04-05 11:56:31,021 INFO L276 PluginConnector]: Boogie Printer initialized [2019-04-05 11:56:31,022 INFO L185 PluginConnector]: Executing the observer BoogiePrinterObserver from plugin Boogie Printer for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,022 INFO L116 oogiePrinterObserver]: File already exists and will be overwritten: /tmp/boogiePrinter.bpl [2019-04-05 11:56:31,023 INFO L120 oogiePrinterObserver]: Writing to file /tmp/boogiePrinter.bpl [2019-04-05 11:56:31,043 INFO L132 PluginConnector]: ------------------------ END Boogie Printer---------------------------- [2019-04-05 11:56:31,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-04-05 11:56:31,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-04-05 11:56:31,044 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-04-05 11:56:31,066 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,128 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (1/1) ... [2019-04-05 11:56:31,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-04-05 11:56:31,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-04-05 11:56:31,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-04-05 11:56:31,136 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-04-05 11:56:31,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (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 11:56:31,157 INFO L124 BoogieDeclarations]: Specification and implementation of procedure myProcedure given in one single declaration [2019-04-05 11:56:31,158 INFO L130 BoogieDeclarations]: Found specification of procedure myProcedure [2019-04-05 11:56:31,158 INFO L138 BoogieDeclarations]: Found implementation of procedure myProcedure [2019-04-05 11:56:34,644 INFO L278 CfgBuilder]: Using library mode [2019-04-05 11:56:34,644 INFO L286 CfgBuilder]: Removed 1 assue(true) statements. [2019-04-05 11:56:34,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 11:56:34 BoogieIcfgContainer [2019-04-05 11:56:34,646 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-04-05 11:56:34,647 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-04-05 11:56:34,647 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-04-05 11:56:34,650 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-04-05 11:56:34,650 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 11:56:34,651 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49dabf21 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 11:56:34,652 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.pea2boogie AST 05.04 11:56:31" (2/3) ... [2019-04-05 11:56:34,652 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49dabf21 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 11:56:34,653 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 11:56:34,654 INFO L112 eAbstractionObserver]: Analyzing ICFG [2019-04-05 11:56:34,664 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-04-05 11:56:34,670 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 9 error locations. [2019-04-05 11:56:34,694 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,722 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,723 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,723 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,723 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,723 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,724 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,724 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,724 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements======== [2019-04-05 11:56:34,741 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-04-05 11:56:34,749 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,750 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:34,751 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements]=== [2019-04-05 11:56:34,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,756 INFO L82 PathProgramCache]: Analyzing trace with hash -493509768, now seen corresponding path program 1 times [2019-04-05 11:56:34,758 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,759 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,808 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,809 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,809 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:34,934 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:34,943 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr8ASSERT_VIOLATIONCONSISTENCYforallrequirements was UNSAFE (1/9) [2019-04-05 11:56:34,947 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:34,949 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:34,949 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:34,950 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:34,950 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:34,950 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:34,950 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:34,950 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:34,950 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009======== [2019-04-05 11:56:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:34,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-04-05 11:56:34,954 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:34,954 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-04-05 11:56:34,954 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009]=== [2019-04-05 11:56:34,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:34,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1925481760, now seen corresponding path program 1 times [2019-04-05 11:56:34,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:34,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:34,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:34,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:34,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,015 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,016 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr3ASSERT_VIOLATIONVACUOUSforID009 was UNSAFE (2/9) [2019-04-05 11:56:35,017 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,017 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,018 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,018 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,018 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,018 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,018 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,018 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,019 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr6ASSERT_VIOLATIONVACUOUSforID024======== [2019-04-05 11:56:35,020 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-04-05 11:56:35,021 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,021 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,021 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr6ASSERT_VIOLATIONVACUOUSforID024]=== [2019-04-05 11:56:35,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1555819082, now seen corresponding path program 1 times [2019-04-05 11:56:35,022 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,022 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,024 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,072 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,073 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr6ASSERT_VIOLATIONVACUOUSforID024 was UNSAFE (3/9) [2019-04-05 11:56:35,074 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,074 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,075 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,075 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,075 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,075 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,075 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,075 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,076 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr1ASSERT_VIOLATIONVACUOUSforID006======== [2019-04-05 11:56:35,076 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-04-05 11:56:35,077 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,077 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2019-04-05 11:56:35,078 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr1ASSERT_VIOLATIONVACUOUSforID006]=== [2019-04-05 11:56:35,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,078 INFO L82 PathProgramCache]: Analyzing trace with hash 2003614, now seen corresponding path program 1 times [2019-04-05 11:56:35,078 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,079 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,080 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,105 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,105 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr1ASSERT_VIOLATIONVACUOUSforID006 was UNSAFE (4/9) [2019-04-05 11:56:35,106 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,107 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,107 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,107 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,107 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,107 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,107 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,108 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,108 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr5ASSERT_VIOLATIONVACUOUSforID007======== [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 9 [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, 1] [2019-04-05 11:56:35,110 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr5ASSERT_VIOLATIONVACUOUSforID007]=== [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 -742924382, 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 11:56:35,113 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 11:56:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,134 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,135 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr5ASSERT_VIOLATIONVACUOUSforID007 was UNSAFE (5/9) [2019-04-05 11:56:35,135 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,136 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,136 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,136 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,136 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,136 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,139 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,140 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,140 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr0ASSERT_VIOLATIONVACUOUSforID008======== [2019-04-05 11:56:35,142 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-04-05 11:56:35,142 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,143 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-04-05 11:56:35,143 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr0ASSERT_VIOLATIONVACUOUSforID008]=== [2019-04-05 11:56:35,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,143 INFO L82 PathProgramCache]: Analyzing trace with hash 64624, now seen corresponding path program 1 times [2019-04-05 11:56:35,144 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,146 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,147 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,147 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,148 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,175 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,175 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr0ASSERT_VIOLATIONVACUOUSforID008 was UNSAFE (6/9) [2019-04-05 11:56:35,176 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,177 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,177 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,177 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,177 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,177 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,177 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,178 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,178 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010======== [2019-04-05 11:56:35,179 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2019-04-05 11:56:35,180 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,180 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,180 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010]=== [2019-04-05 11:56:35,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,181 INFO L82 PathProgramCache]: Analyzing trace with hash -439607308, now seen corresponding path program 1 times [2019-04-05 11:56:35,181 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,181 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,182 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,182 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,183 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,199 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,200 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr4ASSERT_VIOLATIONVACUOUSforID010 was UNSAFE (7/9) [2019-04-05 11:56:35,201 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,201 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,201 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,201 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,201 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,202 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,205 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,205 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,205 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr2ASSERT_VIOLATIONVACUOUSforID021======== [2019-04-05 11:56:35,206 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-04-05 11:56:35,209 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,209 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-04-05 11:56:35,210 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr2ASSERT_VIOLATIONVACUOUSforID021]=== [2019-04-05 11:56:35,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,210 INFO L82 PathProgramCache]: Analyzing trace with hash 62112306, now seen corresponding path program 1 times [2019-04-05 11:56:35,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,212 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,217 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,217 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,233 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,236 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr2ASSERT_VIOLATIONVACUOUSforID021 was UNSAFE (8/9) [2019-04-05 11:56:35,237 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-04-05 11:56:35,237 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-04-05 11:56:35,237 INFO L383 AbstractCegarLoop]: Hoare is false [2019-04-05 11:56:35,237 INFO L384 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-04-05 11:56:35,238 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-04-05 11:56:35,238 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-04-05 11:56:35,238 INFO L387 AbstractCegarLoop]: Difference is false [2019-04-05 11:56:35,238 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-04-05 11:56:35,238 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == myProcedureErr7ASSERT_VIOLATIONVACUOUSforID014======== [2019-04-05 11:56:35,239 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states. [2019-04-05 11:56:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-04-05 11:56:35,240 INFO L394 BasicCegarLoop]: Found error trace [2019-04-05 11:56:35,240 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-04-05 11:56:35,242 INFO L423 AbstractCegarLoop]: === Iteration 1 === [myProcedureErr7ASSERT_VIOLATIONVACUOUSforID014]=== [2019-04-05 11:56:35,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-04-05 11:56:35,243 INFO L82 PathProgramCache]: Analyzing trace with hash -985751004, now seen corresponding path program 1 times [2019-04-05 11:56:35,243 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-04-05 11:56:35,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-04-05 11:56:35,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,284 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-04-05 11:56:35,284 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-04-05 11:56:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-04-05 11:56:35,308 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2019-04-05 11:56:35,311 INFO L190 ceAbstractionStarter]: Result for error location myProcedureErr7ASSERT_VIOLATIONVACUOUSforID014 was UNSAFE (9/9) [2019-04-05 11:56:35,312 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 11:56:35 BoogieIcfgContainer [2019-04-05 11:56:35,313 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-04-05 11:56:35,313 INFO L168 Benchmark]: Toolchain (without parser) took 8079.84 ms. Allocated memory was 138.9 MB in the beginning and 318.8 MB in the end (delta: 179.8 MB). Free memory was 106.2 MB in the beginning and 285.5 MB in the end (delta: -179.2 MB). Peak memory consumption was 590.8 kB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,316 INFO L168 Benchmark]: ReqParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-04-05 11:56:35,317 INFO L168 Benchmark]: PEA to Boogie took 3782.39 ms. Allocated memory was 138.9 MB in the beginning and 248.0 MB in the end (delta: 109.1 MB). Free memory was 106.2 MB in the beginning and 125.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,318 INFO L168 Benchmark]: Boogie Printer took 22.66 ms. Allocated memory is still 248.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-04-05 11:56:35,319 INFO L168 Benchmark]: Boogie Preprocessor took 91.94 ms. Allocated memory is still 248.0 MB. Free memory was 125.0 MB in the beginning and 122.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,320 INFO L168 Benchmark]: RCFGBuilder took 3510.62 ms. Allocated memory was 248.0 MB in the beginning and 308.3 MB in the end (delta: 60.3 MB). Free memory was 122.2 MB in the beginning and 91.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. [2019-04-05 11:56:35,321 INFO L168 Benchmark]: TraceAbstraction took 665.78 ms. Allocated memory was 308.3 MB in the beginning and 318.8 MB in the end (delta: 10.5 MB). Free memory was 91.9 MB in the beginning and 285.5 MB in the end (delta: -193.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-04-05 11:56:35,330 INFO L337 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * ReqParser took 0.18 ms. Allocated memory is still 138.9 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * PEA to Boogie took 3782.39 ms. Allocated memory was 138.9 MB in the beginning and 248.0 MB in the end (delta: 109.1 MB). Free memory was 106.2 MB in the beginning and 125.0 MB in the end (delta: -18.8 MB). Peak memory consumption was 148.9 MB. Max. memory is 7.1 GB. * Boogie Printer took 22.66 ms. Allocated memory is still 248.0 MB. Free memory is still 125.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.94 ms. Allocated memory is still 248.0 MB. Free memory was 125.0 MB in the beginning and 122.2 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3510.62 ms. Allocated memory was 248.0 MB in the beginning and 308.3 MB in the end (delta: 60.3 MB). Free memory was 122.2 MB in the beginning and 91.9 MB in the end (delta: 30.3 MB). Peak memory consumption was 90.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 665.78 ms. Allocated memory was 308.3 MB in the beginning and 318.8 MB in the end (delta: 10.5 MB). Free memory was 91.9 MB in the beginning and 285.5 MB in the end (delta: -193.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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, 0.2s OverallTime, 1 OverallIterations, 1 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s 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 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 ID024 is non-vacuous Requirement ID024 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr6ASSERT_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, 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 [Line: -1]: Requirement ID006 is non-vacuous Requirement ID006 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr1ASSERT_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, 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 ID007 is non-vacuous Requirement ID007 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr5ASSERT_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, 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 ID008 is non-vacuous Requirement ID008 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr0ASSERT_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, 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 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 ID021 is non-vacuous Requirement ID021 is non-vacuous - StatisticsResult: Ultimate Automizer benchmark data for error location: myProcedureErr2ASSERT_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, 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: myProcedureErr7ASSERT_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, 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 RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...