/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/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 10:40:25,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 10:40:25,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 10:40:25,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 10:40:25,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 10:40:25,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 10:40:25,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 10:40:25,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 10:40:25,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 10:40:25,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 10:40:25,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 10:40:25,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-06-06 10:40:25,550 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 10:40:25,578 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 10:40:25,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 10:40:25,579 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 10:40:25,579 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 10:40:25,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 10:40:25,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 10:40:25,581 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 10:40:25,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 10:40:25,581 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 10:40:25,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 10:40:25,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 10:40:25,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 10:40:25,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 10:40:25,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 10:40:25,584 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 10:40:25,584 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 10:40:25,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 10:40:25,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 10:40:25,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 10:40:25,852 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 10:40:25,853 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 10:40:25,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl [2021-06-06 10:40:25,854 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl' [2021-06-06 10:40:25,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 10:40:25,870 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 10:40:25,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 10:40:25,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 10:40:25,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 10:40:25,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,884 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,889 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 10:40:25,890 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 10:40:25,890 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 10:40:25,890 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 10:40:25,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/1) ... [2021-06-06 10:40:25,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 10:40:25,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 10:40:25,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 10:40:25,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 10:40:25,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (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 10:40:25,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 10:40:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 10:40:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 10:40:25,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 10:40:25,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 10:40:25,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 10:40:25,971 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 10:40:25,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 10:40:25,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 10:40:25,971 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 10:40:26,133 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 10:40:26,133 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 10:40:26,134 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:40:26 BoogieIcfgContainer [2021-06-06 10:40:26,134 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 10:40:26,135 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 10:40:26,135 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 10:40:26,137 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 10:40:26,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:40:25" (1/2) ... [2021-06-06 10:40:26,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a3ecd7 and model type nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 10:40:26, skipping insertion in model container [2021-06-06 10:40:26,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:40:26" (2/2) ... [2021-06-06 10:40:26,139 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr.wvr.bpl [2021-06-06 10:40:26,146 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 10:40:26,146 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 10:40:26,146 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 10:40:26,147 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 10:40:26,199 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 10:40:26,222 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 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 10:40:26,279 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 10:40:26,279 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 10:40:26,279 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 10:40:26,280 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 10:40:26,280 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 10:40:26,280 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 10:40:26,280 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 10:40:26,280 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 10:40:26,352 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:26,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:26,355 INFO L82 PathProgramCache]: Analyzing trace with hash 556383795, now seen corresponding path program 1 times [2021-06-06 10:40:26,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:26,364 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054786083] [2021-06-06 10:40:26,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:26,478 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 10:40:26,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:26,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054786083] [2021-06-06 10:40:26,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054786083] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 10:40:26,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 10:40:26,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 10:40:26,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772876677] [2021-06-06 10:40:26,484 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 10:40:26,484 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:26,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 10:40:26,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 10:40:26,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:26,495 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:26,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 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 10:40:26,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:26,527 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 10:40:26,527 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:26,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:26,528 INFO L82 PathProgramCache]: Analyzing trace with hash -853395263, now seen corresponding path program 1 times [2021-06-06 10:40:26,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:26,528 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263960770] [2021-06-06 10:40:26,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:26,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:26,610 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:26,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263960770] [2021-06-06 10:40:26,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263960770] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:26,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538001207] [2021-06-06 10:40:26,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:26,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 10:40:26,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:26,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:26,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538001207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:26,807 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:26,807 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-06 10:40:26,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877818207] [2021-06-06 10:40:26,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 10:40:26,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:26,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 10:40:26,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-06 10:40:26,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:26,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:26,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 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 10:40:26,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:26,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:26,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:26,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:27,061 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:27,061 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:27,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:27,062 INFO L82 PathProgramCache]: Analyzing trace with hash 1689660735, now seen corresponding path program 2 times [2021-06-06 10:40:27,062 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:27,062 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276341823] [2021-06-06 10:40:27,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:27,178 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:27,178 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:27,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276341823] [2021-06-06 10:40:27,179 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276341823] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:27,179 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1051685928] [2021-06-06 10:40:27,179 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:27,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:40:27,209 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:27,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 10:40:27,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:27,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1051685928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:27,368 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:27,368 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-06 10:40:27,368 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394966826] [2021-06-06 10:40:27,368 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 10:40:27,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:27,369 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 10:40:27,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-06-06 10:40:27,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:27,369 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:27,369 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.4) internal successors, (36), 14 states have internal predecessors, (36), 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 10:40:27,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:27,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:27,369 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:27,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:27,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:27,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:27,753 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:27,754 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:27,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:27,754 INFO L82 PathProgramCache]: Analyzing trace with hash 1764412211, now seen corresponding path program 3 times [2021-06-06 10:40:27,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:27,754 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946174292] [2021-06-06 10:40:27,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:27,836 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:27,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:27,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946174292] [2021-06-06 10:40:27,838 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946174292] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:27,839 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [502356024] [2021-06-06 10:40:27,839 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:27,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 10:40:27,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:27,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 10:40:27,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:27,943 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:27,944 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [502356024] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:27,944 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:27,944 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-06-06 10:40:27,944 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323097724] [2021-06-06 10:40:27,944 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-06 10:40:27,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:27,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-06 10:40:27,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-06-06 10:40:27,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:27,945 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:27,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 states have internal predecessors, (26), 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 10:40:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:27,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:27,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:27,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:28,200 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:28,201 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:28,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:28,201 INFO L82 PathProgramCache]: Analyzing trace with hash -838429831, now seen corresponding path program 4 times [2021-06-06 10:40:28,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:28,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358111398] [2021-06-06 10:40:28,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:28,302 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:28,303 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358111398] [2021-06-06 10:40:28,303 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358111398] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:28,303 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439138426] [2021-06-06 10:40:28,303 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:28,351 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 10:40:28,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:28,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2021-06-06 10:40:28,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:28,601 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439138426] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:28,601 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:28,601 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-06-06 10:40:28,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859345114] [2021-06-06 10:40:28,602 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-06 10:40:28,602 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:28,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-06 10:40:28,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2021-06-06 10:40:28,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:28,603 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:28,603 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.2857142857142856) internal successors, (48), 20 states have internal predecessors, (48), 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 10:40:28,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:28,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:28,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:28,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:28,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:28,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:28,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:29,088 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:29,089 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:29,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:29,089 INFO L82 PathProgramCache]: Analyzing trace with hash 749870131, now seen corresponding path program 5 times [2021-06-06 10:40:29,089 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:29,090 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496993129] [2021-06-06 10:40:29,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:29,166 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:29,166 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496993129] [2021-06-06 10:40:29,166 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496993129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:29,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1709068934] [2021-06-06 10:40:29,167 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:29,200 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 10:40:29,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:29,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 10:40:29,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:29,270 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1709068934] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:29,270 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:29,270 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-06-06 10:40:29,270 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755770683] [2021-06-06 10:40:29,270 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 10:40:29,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:29,271 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 10:40:29,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-06 10:40:29,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:29,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:29,271 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 4.25) internal successors, (34), 8 states have internal predecessors, (34), 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 10:40:29,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:29,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:29,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:29,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:29,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:29,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:29,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:29,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:29,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:29,625 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:29,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:29,625 INFO L82 PathProgramCache]: Analyzing trace with hash 1164937281, now seen corresponding path program 6 times [2021-06-06 10:40:29,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:29,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052546648] [2021-06-06 10:40:29,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:29,762 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 52 proven. 72 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 10:40:29,765 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:29,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052546648] [2021-06-06 10:40:29,765 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052546648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:29,765 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1922057557] [2021-06-06 10:40:29,765 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:29,821 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-06 10:40:29,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:29,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 10:40:29,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 31 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:30,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1922057557] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:30,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:30,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21] total 34 [2021-06-06 10:40:30,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304941095] [2021-06-06 10:40:30,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-06-06 10:40:30,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:30,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-06-06 10:40:30,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=994, Unknown=0, NotChecked=0, Total=1190 [2021-06-06 10:40:30,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:30,365 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:30,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.3714285714285714) internal successors, (83), 34 states have internal predecessors, (83), 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 10:40:30,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:30,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:30,370 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-06-06 10:40:31,274 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:31,275 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:31,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:31,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1648783411, now seen corresponding path program 7 times [2021-06-06 10:40:31,276 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:31,276 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796356299] [2021-06-06 10:40:31,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 1 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:31,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:31,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796356299] [2021-06-06 10:40:31,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796356299] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:31,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529226604] [2021-06-06 10:40:31,428 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:31,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 10:40:31,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:31,568 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:31,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529226604] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:31,569 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:31,569 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2021-06-06 10:40:31,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016617384] [2021-06-06 10:40:31,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 10:40:31,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:31,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 10:40:31,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-06-06 10:40:31,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:31,570 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:31,570 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 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 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-06-06 10:40:31,570 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:31,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:31,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:31,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 10:40:31,994 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:31,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:31,994 INFO L82 PathProgramCache]: Analyzing trace with hash -53537931, now seen corresponding path program 8 times [2021-06-06 10:40:31,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:31,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382971922] [2021-06-06 10:40:31,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:32,232 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 113 proven. 129 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 10:40:32,233 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:32,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382971922] [2021-06-06 10:40:32,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382971922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:32,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16408098] [2021-06-06 10:40:32,233 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:32,266 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:40:32,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:32,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 48 conjunts are in the unsatisfiable core [2021-06-06 10:40:32,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:33,048 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 100 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:33,048 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [16408098] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:33,048 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:33,048 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28] total 48 [2021-06-06 10:40:33,048 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667983144] [2021-06-06 10:40:33,049 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 10:40:33,049 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:33,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 10:40:33,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=1975, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 10:40:33,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:33,050 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:33,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.2653061224489797) internal successors, (111), 48 states have internal predecessors, (111), 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 10:40:33,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:33,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:33,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:33,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:33,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:33,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:33,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:33,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:33,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:34,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:34,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:40:34,433 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 10:40:34,433 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:34,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:34,433 INFO L82 PathProgramCache]: Analyzing trace with hash 462817331, now seen corresponding path program 9 times [2021-06-06 10:40:34,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:34,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716914689] [2021-06-06 10:40:34,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:34,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:34,681 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 1 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:34,682 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:34,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716914689] [2021-06-06 10:40:34,682 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716914689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:34,682 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874563511] [2021-06-06 10:40:34,682 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:34,733 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-06-06 10:40:34,733 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:34,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 10:40:34,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:34,954 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 25 proven. 263 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:34,954 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [874563511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:34,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:34,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 22] total 23 [2021-06-06 10:40:34,956 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267163864] [2021-06-06 10:40:34,957 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 10:40:34,957 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:34,958 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 10:40:34,958 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2021-06-06 10:40:34,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:34,958 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:34,958 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.260869565217391) internal successors, (75), 23 states have internal predecessors, (75), 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 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:34,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:40:34,959 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:35,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:35,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:35,868 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:35,869 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:35,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:35,869 INFO L82 PathProgramCache]: Analyzing trace with hash -721613317, now seen corresponding path program 10 times [2021-06-06 10:40:35,869 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:35,869 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437863889] [2021-06-06 10:40:35,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:35,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:36,268 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 353 proven. 556 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-06 10:40:36,269 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:36,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437863889] [2021-06-06 10:40:36,269 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437863889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:36,269 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [249602578] [2021-06-06 10:40:36,269 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:36,319 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 10:40:36,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:36,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 90 conjunts are in the unsatisfiable core [2021-06-06 10:40:36,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 225 proven. 700 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:38,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [249602578] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:38,001 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:38,001 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 49] total 78 [2021-06-06 10:40:38,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205034933] [2021-06-06 10:40:38,003 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 10:40:38,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:38,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 10:40:38,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=811, Invalid=5351, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 10:40:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:38,005 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:38,007 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 2.2911392405063293) internal successors, (181), 78 states have internal predecessors, (181), 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 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:38,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:40,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:40,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-06-06 10:40:40,952 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 10:40:40,953 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:40,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:40,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1517283635, now seen corresponding path program 11 times [2021-06-06 10:40:40,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:40,954 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554387316] [2021-06-06 10:40:40,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:41,375 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 1 proven. 967 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:41,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:41,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554387316] [2021-06-06 10:40:41,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554387316] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:41,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293503135] [2021-06-06 10:40:41,375 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:41,474 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2021-06-06 10:40:41,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:41,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 91 conjunts are in the unsatisfiable core [2021-06-06 10:40:41,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:41,648 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 968 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:41,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293503135] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:41,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:41,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 26 [2021-06-06 10:40:41,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005694881] [2021-06-06 10:40:41,649 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 10:40:41,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:41,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 10:40:41,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=599, Unknown=0, NotChecked=0, Total=650 [2021-06-06 10:40:41,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:41,650 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:41,650 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.076923076923077) internal successors, (106), 26 states have internal predecessors, (106), 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 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:41,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:41,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-06-06 10:40:41,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:42,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:40:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:40:43,001 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-06 10:40:43,001 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:43,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:43,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1755794459, now seen corresponding path program 12 times [2021-06-06 10:40:43,002 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:43,002 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497657150] [2021-06-06 10:40:43,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:43,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:43,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 809 proven. 983 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-06 10:40:43,810 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:43,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497657150] [2021-06-06 10:40:43,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497657150] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:43,810 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1556259933] [2021-06-06 10:40:43,810 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:43,918 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 33 check-sat command(s) [2021-06-06 10:40:43,918 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:40:43,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 127 conjunts are in the unsatisfiable core [2021-06-06 10:40:43,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 585 proven. 1223 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:46,853 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1556259933] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:46,854 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:46,854 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 66] total 108 [2021-06-06 10:40:46,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548271907] [2021-06-06 10:40:46,854 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-06-06 10:40:46,854 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:46,854 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-06-06 10:40:46,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1483, Invalid=10289, Unknown=0, NotChecked=0, Total=11772 [2021-06-06 10:40:46,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:46,857 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:46,857 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 2.2844036697247705) internal successors, (249), 108 states have internal predecessors, (249), 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 10:40:46,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:40:46,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:51,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:40:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:40:51,519 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-06 10:40:51,519 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:40:51,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:40:51,519 INFO L82 PathProgramCache]: Analyzing trace with hash 471298993, now seen corresponding path program 13 times [2021-06-06 10:40:51,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:40:51,519 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691112684] [2021-06-06 10:40:51,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:40:51,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 961 proven. 1024 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:53,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:40:53,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691112684] [2021-06-06 10:40:53,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691112684] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:53,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45559975] [2021-06-06 10:40:53,024 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:40:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:40:53,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 130 conjunts are in the unsatisfiable core [2021-06-06 10:40:53,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:40:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 1985 backedges. 961 proven. 1024 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:40:56,442 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45559975] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:40:56,442 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:40:56,442 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 69] total 135 [2021-06-06 10:40:56,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701312339] [2021-06-06 10:40:56,443 INFO L462 AbstractCegarLoop]: Interpolant automaton has 136 states [2021-06-06 10:40:56,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:40:56,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 136 interpolants. [2021-06-06 10:40:56,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3042, Invalid=15318, Unknown=0, NotChecked=0, Total=18360 [2021-06-06 10:40:56,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:40:56,446 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:40:56,446 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 136 states, 136 states have (on average 2.0294117647058822) internal successors, (276), 135 states have internal predecessors, (276), 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 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:40:56,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:40:56,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:02,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:02,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:02,363 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:02,364 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:41:02,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:41:02,364 INFO L82 PathProgramCache]: Analyzing trace with hash 469532291, now seen corresponding path program 14 times [2021-06-06 10:41:02,364 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:41:02,364 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817730782] [2021-06-06 10:41:02,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:41:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:41:03,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 1024 proven. 1089 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:03,985 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:41:03,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817730782] [2021-06-06 10:41:03,985 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817730782] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:03,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833829941] [2021-06-06 10:41:03,985 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:04,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:41:04,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:41:04,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 133 conjunts are in the unsatisfiable core [2021-06-06 10:41:04,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:41:08,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 1024 proven. 1089 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:08,040 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833829941] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:08,040 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:41:08,040 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 70] total 138 [2021-06-06 10:41:08,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828466931] [2021-06-06 10:41:08,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 139 states [2021-06-06 10:41:08,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:41:08,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2021-06-06 10:41:08,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2623, Invalid=16559, Unknown=0, NotChecked=0, Total=19182 [2021-06-06 10:41:08,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:08,044 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:41:08,044 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 139 states, 139 states have (on average 2.0431654676258995) internal successors, (284), 138 states have internal predecessors, (284), 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 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:08,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:14,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:15,132 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-06-06 10:41:15,132 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:41:15,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:41:15,133 INFO L82 PathProgramCache]: Analyzing trace with hash -1169298381, now seen corresponding path program 15 times [2021-06-06 10:41:15,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:41:15,133 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23380412] [2021-06-06 10:41:15,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:41:15,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:41:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 1 proven. 2177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:15,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:41:15,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23380412] [2021-06-06 10:41:15,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23380412] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:15,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2099449108] [2021-06-06 10:41:15,886 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:16,003 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 34 check-sat command(s) [2021-06-06 10:41:16,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:41:16,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 135 conjunts are in the unsatisfiable core [2021-06-06 10:41:16,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:41:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2178 backedges. 9 proven. 2169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:16,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2099449108] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:16,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:41:16,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 41] total 42 [2021-06-06 10:41:16,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438334817] [2021-06-06 10:41:16,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-06 10:41:16,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:41:16,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-06 10:41:16,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1618, Unknown=0, NotChecked=0, Total=1722 [2021-06-06 10:41:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:16,371 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:41:16,371 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 3.6904761904761907) internal successors, (155), 42 states have internal predecessors, (155), 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 10:41:16,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:16,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:16,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:16,371 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:16,372 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:16,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:16,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:17,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:17,010 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:41:17,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:41:17,010 INFO L82 PathProgramCache]: Analyzing trace with hash 132055485, now seen corresponding path program 16 times [2021-06-06 10:41:17,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:41:17,010 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035418105] [2021-06-06 10:41:17,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:41:17,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:41:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1156 proven. 1158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:18,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:41:18,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035418105] [2021-06-06 10:41:18,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035418105] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:18,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1047980184] [2021-06-06 10:41:18,909 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:18,972 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 10:41:18,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:41:18,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 139 conjunts are in the unsatisfiable core [2021-06-06 10:41:18,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:41:23,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2314 backedges. 1156 proven. 1158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:23,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1047980184] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:23,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:41:23,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 73] total 144 [2021-06-06 10:41:23,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810656813] [2021-06-06 10:41:23,289 INFO L462 AbstractCegarLoop]: Interpolant automaton has 145 states [2021-06-06 10:41:23,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:41:23,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2021-06-06 10:41:23,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2847, Invalid=18033, Unknown=0, NotChecked=0, Total=20880 [2021-06-06 10:41:23,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:23,291 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:41:23,291 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 145 states, 145 states have (on average 2.0413793103448277) internal successors, (296), 144 states have internal predecessors, (296), 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 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:23,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:23,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:29,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:29,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2021-06-06 10:41:30,007 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable52 [2021-06-06 10:41:30,012 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:41:30,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:41:30,013 INFO L82 PathProgramCache]: Analyzing trace with hash 341777203, now seen corresponding path program 17 times [2021-06-06 10:41:30,013 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:41:30,013 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521025291] [2021-06-06 10:41:30,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:41:30,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:41:30,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 1 proven. 2449 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:30,772 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:41:30,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521025291] [2021-06-06 10:41:30,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521025291] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:30,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1720583319] [2021-06-06 10:41:30,773 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:30,888 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2021-06-06 10:41:30,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:41:30,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 143 conjunts are in the unsatisfiable core [2021-06-06 10:41:30,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:41:31,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 0 proven. 2450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:31,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1720583319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:31,149 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:41:31,149 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 39 [2021-06-06 10:41:31,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67497059] [2021-06-06 10:41:31,150 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-06 10:41:31,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:41:31,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-06 10:41:31,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=1405, Unknown=0, NotChecked=0, Total=1482 [2021-06-06 10:41:31,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:31,150 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:41:31,150 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 4.051282051282051) internal successors, (158), 39 states have internal predecessors, (158), 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 10:41:31,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2021-06-06 10:41:31,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:35,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:41:35,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:41:35,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-06-06 10:41:35,992 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:41:35,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:41:35,992 INFO L82 PathProgramCache]: Analyzing trace with hash -1275195135, now seen corresponding path program 18 times [2021-06-06 10:41:35,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:41:35,992 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770236746] [2021-06-06 10:41:35,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:41:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:41:38,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9802 backedges. 3710 proven. 6024 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-06-06 10:41:38,134 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:41:38,134 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770236746] [2021-06-06 10:41:38,134 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770236746] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:38,134 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1924155303] [2021-06-06 10:41:38,134 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:41:38,762 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 104 check-sat command(s) [2021-06-06 10:41:38,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:41:38,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 320 conjunts are in the unsatisfiable core [2021-06-06 10:41:38,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:41:49,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9802 backedges. 2418 proven. 7384 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:41:49,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1924155303] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:41:49,534 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:41:49,534 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 146] total 221 [2021-06-06 10:41:49,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956250893] [2021-06-06 10:41:49,534 INFO L462 AbstractCegarLoop]: Interpolant automaton has 222 states [2021-06-06 10:41:49,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:41:49,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 222 interpolants. [2021-06-06 10:41:49,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5257, Invalid=43805, Unknown=0, NotChecked=0, Total=49062 [2021-06-06 10:41:49,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:41:49,537 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:41:49,538 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 222 states, 222 states have (on average 2.328828828828829) internal successors, (517), 221 states have internal predecessors, (517), 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 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:41:49,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:42:09,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:42:09,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 206 states. [2021-06-06 10:42:10,160 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2021-06-06 10:42:10,160 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:42:10,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:42:10,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1578374683, now seen corresponding path program 19 times [2021-06-06 10:42:10,160 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:42:10,161 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695889014] [2021-06-06 10:42:10,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:42:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:42:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 13429 backedges. 6931 proven. 6462 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-06 10:42:14,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:42:14,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695889014] [2021-06-06 10:42:14,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695889014] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:42:14,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349630446] [2021-06-06 10:42:14,450 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:42:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:42:14,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 330 conjunts are in the unsatisfiable core [2021-06-06 10:42:14,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:42:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13429 backedges. 5347 proven. 8082 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:42:30,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349630446] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:42:30,203 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:42:30,203 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [114, 169] total 281 [2021-06-06 10:42:30,203 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597543416] [2021-06-06 10:42:30,204 INFO L462 AbstractCegarLoop]: Interpolant automaton has 282 states [2021-06-06 10:42:30,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:42:30,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 282 interpolants. [2021-06-06 10:42:30,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9244, Invalid=69998, Unknown=0, NotChecked=0, Total=79242 [2021-06-06 10:42:30,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:42:30,207 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:42:30,207 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 282 states, 282 states have (on average 2.273049645390071) internal successors, (641), 281 states have internal predecessors, (641), 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 10:42:30,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:30,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:30,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:30,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 206 states. [2021-06-06 10:42:30,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:42:55,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:42:55,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 223 states. [2021-06-06 10:42:56,141 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-06-06 10:42:56,141 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:42:56,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:42:56,141 INFO L82 PathProgramCache]: Analyzing trace with hash -696254669, now seen corresponding path program 20 times [2021-06-06 10:42:56,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:42:56,141 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474432133] [2021-06-06 10:42:56,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:42:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:43:00,878 INFO L134 CoverageAnalysis]: Checked inductivity of 16200 backedges. 1 proven. 16199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:43:00,878 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:43:00,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474432133] [2021-06-06 10:43:00,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [474432133] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:43:00,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868211995] [2021-06-06 10:43:00,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:43:01,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 10:43:01,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:43:01,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 363 conjunts are in the unsatisfiable core [2021-06-06 10:43:01,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:43:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 16200 backedges. 0 proven. 16200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:43:01,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868211995] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:43:01,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:43:01,603 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94, 93] total 94 [2021-06-06 10:43:01,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986495387] [2021-06-06 10:43:01,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 94 states [2021-06-06 10:43:01,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:43:01,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-06-06 10:43:01,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=8555, Unknown=0, NotChecked=0, Total=8742 [2021-06-06 10:43:01,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:43:01,604 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:43:01,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 94 states, 94 states have (on average 4.0212765957446805) internal successors, (378), 94 states have internal predecessors, (378), 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 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:43:01,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 223 states. [2021-06-06 10:43:01,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:43:14,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:43:14,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 335 states. [2021-06-06 10:43:14,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:43:14,755 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:43:14,755 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:43:14,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:43:14,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1101647289, now seen corresponding path program 21 times [2021-06-06 10:43:14,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:43:14,756 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837556280] [2021-06-06 10:43:14,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:43:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:43:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 33284 backedges. 13935 proven. 19269 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-06-06 10:43:24,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:43:24,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837556280] [2021-06-06 10:43:24,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837556280] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:43:24,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126782088] [2021-06-06 10:43:24,381 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:43:26,147 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 133 check-sat command(s) [2021-06-06 10:43:26,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:43:26,164 WARN L261 TraceCheckSpWp]: Trace formula consists of 1319 conjuncts, 661 conjunts are in the unsatisfiable core [2021-06-06 10:43:26,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:44:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 33284 backedges. 1332 proven. 31952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:44:00,894 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126782088] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:44:00,895 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:44:00,895 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [169, 264] total 431 [2021-06-06 10:44:00,895 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309577285] [2021-06-06 10:44:00,895 INFO L462 AbstractCegarLoop]: Interpolant automaton has 432 states [2021-06-06 10:44:00,895 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:44:00,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 432 interpolants. [2021-06-06 10:44:00,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15952, Invalid=170240, Unknown=0, NotChecked=0, Total=186192 [2021-06-06 10:44:00,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:44:00,903 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:44:00,903 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 432 states, 432 states have (on average 2.2662037037037037) internal successors, (979), 431 states have internal predecessors, (979), 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 10:44:00,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 335 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:44:00,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:45:05,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:45:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 335 states. [2021-06-06 10:45:05,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:45:05,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 324 states. [2021-06-06 10:45:06,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:45:06,015 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:45:06,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:45:06,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1230814569, now seen corresponding path program 22 times [2021-06-06 10:45:06,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:45:06,015 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389287925] [2021-06-06 10:45:06,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:45:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:45:25,799 INFO L134 CoverageAnalysis]: Checked inductivity of 30356 backedges. 16641 proven. 13715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:45:25,799 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:45:25,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389287925] [2021-06-06 10:45:25,799 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389287925] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:45:25,799 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759848365] [2021-06-06 10:45:25,799 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:45:26,045 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 10:45:26,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:45:26,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 499 conjunts are in the unsatisfiable core [2021-06-06 10:45:26,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:46:07,671 INFO L134 CoverageAnalysis]: Checked inductivity of 30356 backedges. 16641 proven. 13715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:46:07,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759848365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:46:07,671 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:46:07,671 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [251, 252] total 501 [2021-06-06 10:46:07,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503597336] [2021-06-06 10:46:07,672 INFO L462 AbstractCegarLoop]: Interpolant automaton has 502 states [2021-06-06 10:46:07,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:46:07,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 502 interpolants. [2021-06-06 10:46:07,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39252, Invalid=212250, Unknown=0, NotChecked=0, Total=251502 [2021-06-06 10:46:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:46:07,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:46:07,683 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 502 states, 502 states have (on average 2.00796812749004) internal successors, (1008), 501 states have internal predecessors, (1008), 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 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 335 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 324 states. [2021-06-06 10:46:07,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:48:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:48:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:48:51,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 353 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 529 states. [2021-06-06 10:48:51,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 640 states. [2021-06-06 10:48:51,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-06-06 10:48:51,381 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 10:48:51,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 10:48:51,381 INFO L82 PathProgramCache]: Analyzing trace with hash 930196099, now seen corresponding path program 23 times [2021-06-06 10:48:51,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 10:48:51,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712393186] [2021-06-06 10:48:51,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 10:48:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 10:49:06,818 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-06-06 10:49:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 93745 backedges. 39174 proven. 54399 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-06-06 10:49:16,571 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 10:49:16,571 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712393186] [2021-06-06 10:49:16,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712393186] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:49:16,572 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [826690988] [2021-06-06 10:49:16,572 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:49:22,191 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 260 check-sat command(s) [2021-06-06 10:49:22,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 10:49:22,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 2194 conjuncts, 873 conjunts are in the unsatisfiable core [2021-06-06 10:49:22,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 10:49:35,541 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2021-06-06 10:50:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 93745 backedges. 24210 proven. 69535 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 10:50:53,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [826690988] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 10:50:53,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 10:50:53,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [266, 439] total 703 [2021-06-06 10:50:53,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843599986] [2021-06-06 10:50:53,537 INFO L462 AbstractCegarLoop]: Interpolant automaton has 704 states [2021-06-06 10:50:53,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 10:50:53,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 704 interpolants. [2021-06-06 10:50:53,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52990, Invalid=441922, Unknown=0, NotChecked=0, Total=494912 [2021-06-06 10:50:53,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 10:50:53,553 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 10:50:53,554 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 704 states, 704 states have (on average 2.2514204545454546) internal successors, (1585), 703 states have internal predecessors, (1585), 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 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 10:50:53,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 176 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 239 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 353 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 529 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 640 states. [2021-06-06 10:50:53,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-06-06 10:53:08,151 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 10:53:08,151 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 10:53:08,183 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 10:53:08,184 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 10:53:08,185 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 10:53:08 BasicIcfg [2021-06-06 10:53:08,185 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 10:53:08,185 INFO L168 Benchmark]: Toolchain (without parser) took 762315.04 ms. Allocated memory was 341.8 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 321.2 MB in the beginning and 1.3 GB in the end (delta: -935.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 341.8 MB. Free memory was 322.3 MB in the beginning and 322.3 MB in the end (delta: 76.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.17 ms. Allocated memory is still 341.8 MB. Free memory was 321.1 MB in the beginning and 319.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 INFO L168 Benchmark]: Boogie Preprocessor took 10.95 ms. Allocated memory is still 341.8 MB. Free memory was 319.7 MB in the beginning and 318.8 MB in the end (delta: 919.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 INFO L168 Benchmark]: RCFGBuilder took 233.10 ms. Allocated memory is still 341.8 MB. Free memory was 318.7 MB in the beginning and 306.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 INFO L168 Benchmark]: TraceAbstraction took 762049.30 ms. Allocated memory was 341.8 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 306.5 MB in the beginning and 1.3 GB in the end (delta: -950.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 16.0 GB. [2021-06-06 10:53:08,185 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 341.8 MB. Free memory was 322.3 MB in the beginning and 322.3 MB in the end (delta: 76.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 18.17 ms. Allocated memory is still 341.8 MB. Free memory was 321.1 MB in the beginning and 319.7 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 10.95 ms. Allocated memory is still 341.8 MB. Free memory was 319.7 MB in the beginning and 318.8 MB in the end (delta: 919.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 233.10 ms. Allocated memory is still 341.8 MB. Free memory was 318.7 MB in the beginning and 306.9 MB in the end (delta: 11.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 762049.30 ms. Allocated memory was 341.8 MB in the beginning and 2.6 GB in the end (delta: 2.2 GB). Free memory was 306.5 MB in the beginning and 1.3 GB in the end (delta: -950.5 MB). Peak memory consumption was 1.3 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: 10320, positive: 7569, positive conditional: 7569, positive unconditional: 0, negative: 2751, negative conditional: 2751, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 7586, positive: 7569, positive conditional: 7569, positive unconditional: 0, negative: 17, negative conditional: 17, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 7586, positive: 7240, positive conditional: 0, positive unconditional: 7240, negative: 346, negative conditional: 0, negative unconditional: 346, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7586, positive: 7223, positive conditional: 0, positive unconditional: 7223, negative: 345, negative conditional: 0, negative unconditional: 345, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648, SemanticConditionEliminator.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 4710, positive: 329, positive conditional: 329, positive unconditional: 0, negative: 4381, negative conditional: 2733, negative unconditional: 1648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 231, positive: 85, positive conditional: 85, positive unconditional: 0, negative: 146, negative conditional: 145, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 394, positive: 120, positive conditional: 120, positive unconditional: 0, negative: 274, negative conditional: 230, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 4710, positive: 244, positive conditional: 244, positive unconditional: 0, negative: 4236, negative conditional: 2588, negative unconditional: 1648, unknown: 230, unknown conditional: 230, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 248, Positive cache size: 102, Positive conditional cache size: 85, Positive unconditional cache size: 17, Negative cache size: 146, Negative conditional cache size: 145, Negative unconditional cache size: 1, Eliminated conditions: 1648 ], Maximal queried relation: 23, Independence queries for same thread: 2734 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1088 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 761932.4ms, OverallIterations: 24, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 458008.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3079, 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: 350.2ms SsaConstructionTime, 16566.8ms SatisfiabilityAnalysisTime, 281508.9ms InterpolantComputationTime, 8713 NumberOfCodeBlocks, 8713 NumberOfCodeBlocksAsserted, 695 NumberOfCheckSat, 8666 ConstructedInterpolants, 0 QuantifiedInterpolants, 77176 SizeOfPredicates, 70 NumberOfNonLiveVariables, 10677 ConjunctsInSsa, 4264 ConjunctsInUnsatCore, 47 InterpolantComputations, 1 PerfectInterpolantSequences, 139347/424896 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown