/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/mcr/example_9.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 03:23:16,195 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 03:23:16,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 03:23:16,225 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 03:23:16,257 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 03:23:16,258 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 03:23:16,258 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 03:23:16,266 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 03:23:16,294 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 03:23:16,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 03:23:16,294 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 03:23:16,295 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 03:23:16,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 03:23:16,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 03:23:16,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 03:23:16,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 03:23:16,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 03:23:16,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 03:23:16,298 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 03:23:16,299 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 03:23:16,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 03:23:16,299 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 03:23:16,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 03:23:16,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 03:23:16,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 03:23:16,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 03:23:16,593 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 03:23:16,594 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 03:23:16,595 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_9.bpl [2021-06-06 03:23:16,595 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_9.bpl' [2021-06-06 03:23:16,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 03:23:16,639 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 03:23:16,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 03:23:16,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 03:23:16,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 03:23:16,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,663 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,671 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 03:23:16,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 03:23:16,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 03:23:16,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 03:23:16,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,685 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,687 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,687 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... [2021-06-06 03:23:16,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 03:23:16,692 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 03:23:16,692 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 03:23:16,693 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 03:23:16,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 03:23:16,759 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2021-06-06 03:23:16,759 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2021-06-06 03:23:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2021-06-06 03:23:16,760 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2021-06-06 03:23:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2021-06-06 03:23:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2021-06-06 03:23:16,760 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2021-06-06 03:23:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2021-06-06 03:23:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2021-06-06 03:23:16,760 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2021-06-06 03:23:16,760 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2021-06-06 03:23:16,760 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2021-06-06 03:23:16,761 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2021-06-06 03:23:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2021-06-06 03:23:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2021-06-06 03:23:16,761 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 03:23:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 03:23:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 03:23:16,761 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2021-06-06 03:23:16,761 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2021-06-06 03:23:16,761 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2021-06-06 03:23:16,762 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2021-06-06 03:23:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2021-06-06 03:23:16,762 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2021-06-06 03:23:16,762 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_7 given in one single declaration [2021-06-06 03:23:16,762 INFO L130 BoogieDeclarations]: Found specification of procedure set_7 [2021-06-06 03:23:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure set_7 [2021-06-06 03:23:16,764 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_8 given in one single declaration [2021-06-06 03:23:16,764 INFO L130 BoogieDeclarations]: Found specification of procedure set_8 [2021-06-06 03:23:16,764 INFO L138 BoogieDeclarations]: Found implementation of procedure set_8 [2021-06-06 03:23:16,765 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 03:23:16,911 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 03:23:16,911 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 03:23:16,912 INFO L202 PluginConnector]: Adding new model example_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:23:16 BoogieIcfgContainer [2021-06-06 03:23:16,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 03:23:16,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 03:23:16,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 03:23:16,917 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 03:23:16,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_9.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 03:23:16" (1/2) ... [2021-06-06 03:23:16,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7588d379 and model type example_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 03:23:16, skipping insertion in model container [2021-06-06 03:23:16,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 03:23:16" (2/2) ... [2021-06-06 03:23:16,919 INFO L111 eAbstractionObserver]: Analyzing ICFG example_9.bpl [2021-06-06 03:23:16,924 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 03:23:16,924 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 03:23:16,924 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 03:23:16,925 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 03:23:17,082 INFO L149 ThreadInstanceAdder]: Constructed 81 joinOtherThreadTransitions. [2021-06-06 03:23:17,100 INFO L255 AbstractCegarLoop]: Starting to check reachability of 10 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 03:23:17,139 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 03:23:17,139 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 03:23:17,139 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 03:23:17,139 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 03:23:17,139 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 03:23:17,139 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 03:23:17,140 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 03:23:17,140 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 03:23:17,195 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,200 INFO L82 PathProgramCache]: Analyzing trace with hash 1650281627, now seen corresponding path program 1 times [2021-06-06 03:23:17,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,208 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947466037] [2021-06-06 03:23:17,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947466037] [2021-06-06 03:23:17,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947466037] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529103929] [2021-06-06 03:23:17,336 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,336 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,350 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,351 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 03:23:17,385 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1988756445, now seen corresponding path program 1 times [2021-06-06 03:23:17,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,387 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308274291] [2021-06-06 03:23:17,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,432 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308274291] [2021-06-06 03:23:17,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308274291] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,433 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,433 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385156253] [2021-06-06 03:23:17,435 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,436 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,436 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,459 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 03:23:17,459 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1111589509, now seen corresponding path program 1 times [2021-06-06 03:23:17,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,460 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705399311] [2021-06-06 03:23:17,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,513 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,513 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705399311] [2021-06-06 03:23:17,513 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705399311] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,514 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,514 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,514 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915049064] [2021-06-06 03:23:17,514 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,515 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,516 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,516 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,541 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 03:23:17,542 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1627581475, now seen corresponding path program 1 times [2021-06-06 03:23:17,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,543 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782021914] [2021-06-06 03:23:17,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,575 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,576 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782021914] [2021-06-06 03:23:17,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782021914] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,579 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970541587] [2021-06-06 03:23:17,581 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,587 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,587 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,616 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 03:23:17,616 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,617 INFO L82 PathProgramCache]: Analyzing trace with hash -346808835, now seen corresponding path program 1 times [2021-06-06 03:23:17,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,617 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643080983] [2021-06-06 03:23:17,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,640 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,641 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643080983] [2021-06-06 03:23:17,641 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643080983] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994888690] [2021-06-06 03:23:17,642 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,643 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,643 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,643 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,666 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-06 03:23:17,666 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,667 INFO L82 PathProgramCache]: Analyzing trace with hash 1970049081, now seen corresponding path program 1 times [2021-06-06 03:23:17,667 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,667 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132041582] [2021-06-06 03:23:17,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,688 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,688 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132041582] [2021-06-06 03:23:17,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132041582] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,689 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350760251] [2021-06-06 03:23:17,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,690 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 03:23:17,714 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,714 INFO L82 PathProgramCache]: Analyzing trace with hash -5379109, now seen corresponding path program 1 times [2021-06-06 03:23:17,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,715 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088096220] [2021-06-06 03:23:17,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:17,745 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:17,745 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088096220] [2021-06-06 03:23:17,745 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088096220] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:17,745 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:17,745 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 03:23:17,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831845410] [2021-06-06 03:23:17,746 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 03:23:17,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:17,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 03:23:17,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 03:23:17,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,747 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:17,747 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:17,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:17,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:17,760 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-06 03:23:17,761 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr8INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr7INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-06 03:23:17,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 03:23:17,761 INFO L82 PathProgramCache]: Analyzing trace with hash 1605561849, now seen corresponding path program 1 times [2021-06-06 03:23:17,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 03:23:17,762 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248283867] [2021-06-06 03:23:17,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 03:23:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 03:23:18,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 03:23:18,355 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 03:23:18,355 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248283867] [2021-06-06 03:23:18,356 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248283867] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 03:23:18,356 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 03:23:18,356 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-06-06 03:23:18,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753020026] [2021-06-06 03:23:18,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 03:23:18,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 03:23:18,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 03:23:18,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2021-06-06 03:23:18,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:18,362 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 03:23:18,362 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 10 states have (on average 3.7) internal successors, (37), 11 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:18,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 03:23:54,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 03:23:54,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 03:23:54,155 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-06 03:23:54,163 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 03:23:54,165 INFO L202 PluginConnector]: Adding new model example_9.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 03:23:54 BasicIcfg [2021-06-06 03:23:54,165 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 03:23:54,166 INFO L168 Benchmark]: Toolchain (without parser) took 37526.77 ms. Allocated memory was 379.6 MB in the beginning and 12.2 GB in the end (delta: 11.8 GB). Free memory was 359.2 MB in the beginning and 10.8 GB in the end (delta: -10.5 GB). Peak memory consumption was 1.9 GB. Max. memory is 16.0 GB. [2021-06-06 03:23:54,166 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 379.6 MB. Free memory was 360.2 MB in the beginning and 360.2 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:23:54,167 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.39 ms. Allocated memory is still 379.6 MB. Free memory was 359.1 MB in the beginning and 357.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 03:23:54,167 INFO L168 Benchmark]: Boogie Preprocessor took 16.15 ms. Allocated memory is still 379.6 MB. Free memory was 357.6 MB in the beginning and 356.7 MB in the end (delta: 907.8 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 03:23:54,167 INFO L168 Benchmark]: RCFGBuilder took 220.96 ms. Allocated memory is still 379.6 MB. Free memory was 356.6 MB in the beginning and 344.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-06 03:23:54,168 INFO L168 Benchmark]: TraceAbstraction took 37250.79 ms. Allocated memory was 379.6 MB in the beginning and 12.2 GB in the end (delta: 11.8 GB). Free memory was 344.1 MB in the beginning and 10.8 GB in the end (delta: -10.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2021-06-06 03:23:54,170 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 379.6 MB. Free memory was 360.2 MB in the beginning and 360.2 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 32.39 ms. Allocated memory is still 379.6 MB. Free memory was 359.1 MB in the beginning and 357.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 16.15 ms. Allocated memory is still 379.6 MB. Free memory was 357.6 MB in the beginning and 356.7 MB in the end (delta: 907.8 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 220.96 ms. Allocated memory is still 379.6 MB. Free memory was 356.6 MB in the beginning and 344.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 37250.79 ms. Allocated memory was 379.6 MB in the beginning and 12.2 GB in the end (delta: 11.8 GB). Free memory was 344.1 MB in the beginning and 10.8 GB in the end (delta: -10.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1099860, positive: 1019188, positive conditional: 1019188, positive unconditional: 0, negative: 80672, negative conditional: 80672, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1019188, positive: 1019188, positive conditional: 1019188, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1019188, positive: 1019188, positive conditional: 0, positive unconditional: 1019188, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1682, positive: 1682, positive conditional: 0, positive unconditional: 1682, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1682, positive: 1682, positive conditional: 0, positive unconditional: 1682, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1019188, positive: 1017506, positive conditional: 0, positive unconditional: 1017506, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1682, unknown conditional: 0, unknown unconditional: 1682] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1682, Positive cache size: 1682, Positive conditional cache size: 0, Positive unconditional cache size: 1682, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 80672 - PositiveResult [Line: 31]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 19 procedures, 85 locations, 10 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 37047.7ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.3ms, PartialOrderReductionTime: 35999.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 13.9ms SsaConstructionTime, 50.5ms SatisfiabilityAnalysisTime, 790.7ms InterpolantComputationTime, 296 NumberOfCodeBlocks, 296 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 288 ConstructedInterpolants, 0 QuantifiedInterpolants, 1994 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...