/usr/bin/java -Xmx8000000000 -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-NewStatesSleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 06:12:37,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 06:12:37,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 06:12:37,881 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 06:12:37,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 06:12:37,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 06:12:37,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 06:12:37,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 06:12:37,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 06:12:37,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 06:12:37,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 06:12:37,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2021-07-10 06:12:37,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-10 06:12:37,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-10 06:12:37,914 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-10 06:12:37,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-10 06:12:37,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-07-10 06:12:37,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 06:12:37,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 06:12:37,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 06:12:37,934 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-NewStatesSleepPersistent-NoLbe.epf [2021-07-10 06:12:37,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 06:12:37,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 06:12:37,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 06:12:37,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 06:12:37,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 06:12:37,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 06:12:37,963 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 06:12:37,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 06:12:37,963 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 06:12:37,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 06:12:37,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 06:12:37,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 06:12:37,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 06:12:37,965 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 06:12:37,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 06:12:37,966 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 06:12:37,966 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 06:12:37,966 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 06:12:37,966 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-10 06:12:37,966 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 06:12:38,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 06:12:38,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 06:12:38,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 06:12:38,201 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 06:12:38,202 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 06:12:38,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl [2021-07-10 06:12:38,203 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/min-max-inc.wvr.bpl' [2021-07-10 06:12:38,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 06:12:38,230 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 06:12:38,230 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 06:12:38,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 06:12:38,231 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 06:12:38,239 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 06:12:38,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 06:12:38,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 06:12:38,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 06:12:38,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,255 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,255 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/1) ... [2021-07-10 06:12:38,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 06:12:38,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 06:12:38,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 06:12:38,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 06:12:38,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (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 [2021-07-10 06:12:38,322 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 06:12:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 06:12:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 06:12:38,322 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 06:12:38,322 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 06:12:38,322 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 06:12:38,322 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 06:12:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 06:12:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 06:12:38,323 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-10 06:12:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-10 06:12:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-10 06:12:38,323 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-10 06:12:38,323 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-10 06:12:38,323 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-10 06:12:38,324 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 06:12:38,467 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 06:12:38,467 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 06:12:38,469 INFO L202 PluginConnector]: Adding new model min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:12:38 BoogieIcfgContainer [2021-07-10 06:12:38,469 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 06:12:38,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 06:12:38,470 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 06:12:38,472 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 06:12:38,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 06:12:38" (1/2) ... [2021-07-10 06:12:38,472 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b115e7f and model type min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 06:12:38, skipping insertion in model container [2021-07-10 06:12:38,472 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "min-max-inc.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 06:12:38" (2/2) ... [2021-07-10 06:12:38,473 INFO L111 eAbstractionObserver]: Analyzing ICFG min-max-inc.wvr.bpl [2021-07-10 06:12:38,476 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 06:12:38,477 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 06:12:38,477 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 06:12:38,477 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 06:12:38,529 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-10 06:12:38,545 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 [2021-07-10 06:12:38,586 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 06:12:38,586 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 06:12:38,586 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 06:12:38,586 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 06:12:38,586 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 06:12:38,587 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 06:12:38,587 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 06:12:38,587 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 06:12:38,812 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:38,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:38,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1202118474, now seen corresponding path program 1 times [2021-07-10 06:12:38,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:38,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925309816] [2021-07-10 06:12:38,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:38,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:12:38,993 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:38,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925309816] [2021-07-10 06:12:38,993 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925309816] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:38,993 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543108914] [2021-07-10 06:12:38,993 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 [2021-07-10 06:12:39,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:39,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 06:12:39,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:12:39,185 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [543108914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:39,185 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:39,185 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-10 06:12:39,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595366246] [2021-07-10 06:12:39,189 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 06:12:39,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:39,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 06:12:39,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-07-10 06:12:39,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:39,199 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:39,200 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 6 states have internal predecessors, (44), 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) [2021-07-10 06:12:39,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:39,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:39,484 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-10 06:12:39,484 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:39,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:39,485 INFO L82 PathProgramCache]: Analyzing trace with hash -734293272, now seen corresponding path program 2 times [2021-07-10 06:12:39,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:39,485 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468800767] [2021-07-10 06:12:39,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:39,585 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:12:39,585 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:39,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468800767] [2021-07-10 06:12:39,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468800767] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:39,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769907609] [2021-07-10 06:12:39,585 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 [2021-07-10 06:12:39,633 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:12:39,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:12:39,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 06:12:39,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:39,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:12:39,706 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769907609] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:39,706 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:39,707 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-07-10 06:12:39,707 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949651886] [2021-07-10 06:12:39,707 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 06:12:39,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:39,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 06:12:39,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-07-10 06:12:39,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:39,708 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:39,708 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 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) [2021-07-10 06:12:39,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:39,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:39,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:39,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:40,025 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:12:40,025 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:40,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:40,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1356047920, now seen corresponding path program 3 times [2021-07-10 06:12:40,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:40,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40620425] [2021-07-10 06:12:40,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:40,071 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 06:12:40,071 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:40,071 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40620425] [2021-07-10 06:12:40,071 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40620425] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:40,071 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [808802394] [2021-07-10 06:12:40,071 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 [2021-07-10 06:12:40,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-10 06:12:40,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:12:40,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 06:12:40,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:40,228 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 06:12:40,228 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [808802394] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:40,228 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:40,228 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-07-10 06:12:40,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750760415] [2021-07-10 06:12:40,229 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 06:12:40,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:40,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 06:12:40,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-07-10 06:12:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:40,230 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:40,231 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.4) internal successors, (54), 9 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) [2021-07-10 06:12:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:40,233 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:40,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:40,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:40,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:40,644 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:12:40,645 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:40,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:40,645 INFO L82 PathProgramCache]: Analyzing trace with hash -990792202, now seen corresponding path program 4 times [2021-07-10 06:12:40,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:40,646 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145581043] [2021-07-10 06:12:40,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:40,700 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 06:12:40,700 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:40,704 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145581043] [2021-07-10 06:12:40,705 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145581043] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:40,705 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1328075171] [2021-07-10 06:12:40,705 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 [2021-07-10 06:12:40,741 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:12:40,742 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:12:40,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 06:12:40,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:40,814 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 06:12:40,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1328075171] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:40,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:40,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-10 06:12:40,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451083898] [2021-07-10 06:12:40,815 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 06:12:40,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:40,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 06:12:40,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-07-10 06:12:40,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:40,816 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:40,816 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.111111111111111) internal successors, (46), 8 states have internal predecessors, (46), 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) [2021-07-10 06:12:40,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:40,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:40,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:40,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:40,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:40,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:40,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:40,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:12:41,140 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:12:41,141 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:41,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:41,141 INFO L82 PathProgramCache]: Analyzing trace with hash -568719002, now seen corresponding path program 5 times [2021-07-10 06:12:41,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:41,142 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710685629] [2021-07-10 06:12:41,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:41,204 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 06:12:41,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:41,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710685629] [2021-07-10 06:12:41,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710685629] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:41,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567276086] [2021-07-10 06:12:41,204 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 [2021-07-10 06:12:41,261 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-07-10 06:12:41,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:12:41,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-10 06:12:41,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-07-10 06:12:41,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [567276086] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:41,371 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:41,371 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 12 [2021-07-10 06:12:41,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289810564] [2021-07-10 06:12:41,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-10 06:12:41,372 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:41,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-10 06:12:41,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2021-07-10 06:12:41,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:41,372 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:41,372 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.076923076923077) internal successors, (66), 12 states have internal predecessors, (66), 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) [2021-07-10 06:12:41,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:41,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:41,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:41,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:12:41,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:41,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:41,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:41,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:41,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:12:41,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:12:41,780 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:12:41,781 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:12:41,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:12:41,781 INFO L82 PathProgramCache]: Analyzing trace with hash -178627820, now seen corresponding path program 6 times [2021-07-10 06:12:41,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:12:41,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771240852] [2021-07-10 06:12:41,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:12:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:12:41,845 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-07-10 06:12:41,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:12:41,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771240852] [2021-07-10 06:12:41,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771240852] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:41,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1249814067] [2021-07-10 06:12:41,845 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 [2021-07-10 06:12:41,887 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 06:12:41,887 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:12:41,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-10 06:12:41,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:12:43,166 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-07-10 06:12:43,860 INFO L446 ElimStorePlain]: Different costs {15=[A, v_prenex_20, v_prenex_22, v_prenex_18], 210=[v_prenex_30]} [2021-07-10 06:12:43,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:43,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:43,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:43,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:43,951 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:43,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 41 treesize of output 119 [2021-07-10 06:12:45,127 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 216 [2021-07-10 06:12:45,275 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 216 [2021-07-10 06:12:45,814 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 173 [2021-07-10 06:12:45,988 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 173 [2021-07-10 06:12:46,010 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:12:46,901 WARN L205 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 365 DAG size of output: 228 [2021-07-10 06:12:46,902 INFO L628 ElimStorePlain]: treesize reduction 1099, result has 33.8 percent of original size [2021-07-10 06:12:46,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:46,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:46,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:46,988 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:46,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 41 treesize of output 119 [2021-07-10 06:12:48,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 06:12:48,656 WARN L205 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 228 [2021-07-10 06:12:48,657 INFO L628 ElimStorePlain]: treesize reduction 306, result has 64.9 percent of original size [2021-07-10 06:12:48,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:48,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:48,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:48,740 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:48,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 39 treesize of output 119 [2021-07-10 06:12:50,130 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 06:12:51,050 WARN L205 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 230 [2021-07-10 06:12:51,051 INFO L628 ElimStorePlain]: treesize reduction 1106, result has 33.9 percent of original size [2021-07-10 06:12:51,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:51,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:51,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:51,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:51,131 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:51,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 39 treesize of output 119 [2021-07-10 06:12:51,907 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 3 xjuncts. [2021-07-10 06:12:52,706 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 224 [2021-07-10 06:12:52,708 INFO L628 ElimStorePlain]: treesize reduction 188, result has 74.7 percent of original size [2021-07-10 06:12:52,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:52,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:52,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:52,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:52,810 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:52,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 43 treesize of output 119 [2021-07-10 06:12:53,504 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 4 xjuncts. [2021-07-10 06:12:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:53,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:53,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:53,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:53,657 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-07-10 06:12:53,658 INFO L354 Elim1Store]: treesize reduction 4, result has 96.0 percent of original size [2021-07-10 06:12:53,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 43 treesize of output 115 [2021-07-10 06:12:54,038 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 06:12:54,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,195 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 54 [2021-07-10 06:12:54,195 INFO L354 Elim1Store]: treesize reduction 8, result has 92.1 percent of original size [2021-07-10 06:12:54,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 43 treesize of output 111 [2021-07-10 06:12:54,335 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 06:12:54,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:12:54,434 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:12:54,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 43 treesize of output 119 [2021-07-10 06:12:55,469 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 3 xjuncts. [2021-07-10 06:12:57,029 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 424 DAG size of output: 241 [2021-07-10 06:12:57,030 INFO L628 ElimStorePlain]: treesize reduction 1430, result has 29.3 percent of original size [2021-07-10 06:12:57,250 INFO L550 ElimStorePlain]: Start of recursive call 1: 25 dim-0 vars, 5 dim-1 vars, End of recursive call: and 15 xjuncts. [2021-07-10 06:12:57,251 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 30 variables, input treesize:541, output treesize:165 [2021-07-10 06:12:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-10 06:12:57,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1249814067] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:12:57,353 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:12:57,353 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 13] total 21 [2021-07-10 06:12:57,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257610006] [2021-07-10 06:12:57,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 06:12:57,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:12:57,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 06:12:57,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2021-07-10 06:12:57,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:57,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:12:57,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 3.7142857142857144) internal successors, (78), 21 states have internal predecessors, (78), 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) [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:12:57,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:12:58,069 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-07-10 06:12:58,578 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2021-07-10 06:12:58,893 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-07-10 06:12:59,465 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-07-10 06:12:59,696 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2021-07-10 06:12:59,918 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-07-10 06:13:01,002 WARN L205 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 83 [2021-07-10 06:13:01,237 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-10 06:13:03,381 WARN L205 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 120 DAG size of output: 84 [2021-07-10 06:13:04,700 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 120 DAG size of output: 84 [2021-07-10 06:13:06,467 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-07-10 06:13:07,578 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 121 DAG size of output: 85 [2021-07-10 06:13:07,803 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2021-07-10 06:13:08,098 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2021-07-10 06:13:08,353 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 65 [2021-07-10 06:13:09,990 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 62 [2021-07-10 06:13:10,302 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 63 [2021-07-10 06:13:11,392 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2021-07-10 06:13:11,633 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2021-07-10 06:13:14,032 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-07-10 06:13:14,534 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-07-10 06:13:14,977 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2021-07-10 06:13:16,727 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 115 DAG size of output: 79 [2021-07-10 06:13:18,665 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 116 DAG size of output: 80 [2021-07-10 06:13:20,252 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 116 DAG size of output: 80 [2021-07-10 06:13:20,473 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2021-07-10 06:13:20,857 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2021-07-10 06:13:22,588 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 112 DAG size of output: 76 [2021-07-10 06:13:24,118 WARN L205 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 113 DAG size of output: 77 [2021-07-10 06:13:25,641 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 113 DAG size of output: 77 [2021-07-10 06:13:25,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:13:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:25,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-07-10 06:13:25,885 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:13:25,885 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:25,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:25,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1386083918, now seen corresponding path program 7 times [2021-07-10 06:13:25,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:25,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484401256] [2021-07-10 06:13:25,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 70 proven. 20 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 06:13:26,007 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:26,007 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484401256] [2021-07-10 06:13:26,007 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484401256] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:26,007 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191167019] [2021-07-10 06:13:26,007 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 [2021-07-10 06:13:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:26,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-10 06:13:26,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:26,128 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 59 proven. 19 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-10 06:13:26,128 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [191167019] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:26,128 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:26,129 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 15 [2021-07-10 06:13:26,129 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145062468] [2021-07-10 06:13:26,129 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 06:13:26,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:26,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 06:13:26,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-07-10 06:13:26,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:26,130 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:26,130 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.125) internal successors, (66), 15 states have internal predecessors, (66), 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) [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-07-10 06:13:26,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:29,536 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-07-10 06:13:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:31,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:31,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:31,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:31,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1596 [2021-07-10 06:13:31,993 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:31,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:31,994 INFO L82 PathProgramCache]: Analyzing trace with hash 720537966, now seen corresponding path program 8 times [2021-07-10 06:13:31,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:31,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730087107] [2021-07-10 06:13:31,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:32,095 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 38 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 06:13:32,095 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:32,095 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730087107] [2021-07-10 06:13:32,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730087107] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:32,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271841165] [2021-07-10 06:13:32,096 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 [2021-07-10 06:13:32,160 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:13:32,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:32,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-10 06:13:32,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:32,280 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 61 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-10 06:13:32,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271841165] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:32,281 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:32,281 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 13] total 16 [2021-07-10 06:13:32,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72863955] [2021-07-10 06:13:32,283 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 06:13:32,283 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:32,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 06:13:32,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2021-07-10 06:13:32,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:32,284 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:32,284 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 4.823529411764706) internal successors, (82), 16 states have internal predecessors, (82), 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) [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:32,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:32,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:32,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:32,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:32,898 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1597 [2021-07-10 06:13:32,899 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:32,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:32,899 INFO L82 PathProgramCache]: Analyzing trace with hash -41387954, now seen corresponding path program 9 times [2021-07-10 06:13:32,899 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:32,899 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454915820] [2021-07-10 06:13:32,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:32,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 65 proven. 82 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-10 06:13:33,047 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:33,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454915820] [2021-07-10 06:13:33,048 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454915820] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:33,048 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057611166] [2021-07-10 06:13:33,048 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 [2021-07-10 06:13:33,092 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-10 06:13:33,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:33,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-10 06:13:33,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:33,332 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 70 proven. 49 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-07-10 06:13:33,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057611166] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:33,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:33,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 28 [2021-07-10 06:13:33,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211866937] [2021-07-10 06:13:33,333 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-07-10 06:13:33,333 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:33,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-07-10 06:13:33,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=697, Unknown=0, NotChecked=0, Total=812 [2021-07-10 06:13:33,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:33,333 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:33,334 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 3.3793103448275863) internal successors, (98), 28 states have internal predecessors, (98), 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) [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:33,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:35,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:35,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-10 06:13:35,259 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1598,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:13:35,260 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:35,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:35,260 INFO L82 PathProgramCache]: Analyzing trace with hash -678761404, now seen corresponding path program 10 times [2021-07-10 06:13:35,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:35,260 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135539105] [2021-07-10 06:13:35,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:35,991 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 485 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:13:35,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:35,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135539105] [2021-07-10 06:13:35,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135539105] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:35,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316926800] [2021-07-10 06:13:35,991 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 [2021-07-10 06:13:36,042 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:13:36,043 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:36,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 06:13:36,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:36,532 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 294 proven. 39 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-07-10 06:13:36,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316926800] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:36,532 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:36,532 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 15] total 55 [2021-07-10 06:13:36,532 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348946220] [2021-07-10 06:13:36,533 INFO L462 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-07-10 06:13:36,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:36,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-07-10 06:13:36,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=591, Invalid=2489, Unknown=0, NotChecked=0, Total=3080 [2021-07-10 06:13:36,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:36,534 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:36,534 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 2.625) internal successors, (147), 55 states have internal predecessors, (147), 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) [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:36,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-10 06:13:36,535 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:37,482 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-07-10 06:13:38,115 WARN L205 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-07-10 06:13:41,739 WARN L205 SmtUtils]: Spent 3.46 s on a formula simplification. DAG size of input: 116 DAG size of output: 79 [2021-07-10 06:13:45,442 WARN L205 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2021-07-10 06:13:48,331 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:49,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:49,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1599 [2021-07-10 06:13:49,585 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:49,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:49,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1125348514, now seen corresponding path program 11 times [2021-07-10 06:13:49,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:49,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625653712] [2021-07-10 06:13:49,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:50,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1544 backedges. 668 proven. 876 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:13:50,445 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:50,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625653712] [2021-07-10 06:13:50,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625653712] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:50,445 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066028849] [2021-07-10 06:13:50,445 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 [2021-07-10 06:13:50,829 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 20 check-sat command(s) [2021-07-10 06:13:50,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:50,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-10 06:13:50,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1544 backedges. 980 proven. 216 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2021-07-10 06:13:51,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066028849] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:51,316 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:51,316 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 12] total 66 [2021-07-10 06:13:51,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699715485] [2021-07-10 06:13:51,316 INFO L462 AbstractCegarLoop]: Interpolant automaton has 67 states [2021-07-10 06:13:51,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:51,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2021-07-10 06:13:51,318 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=781, Invalid=3641, Unknown=0, NotChecked=0, Total=4422 [2021-07-10 06:13:51,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:51,318 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:51,318 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 67 states, 67 states have (on average 3.0597014925373136) internal successors, (205), 66 states have internal predecessors, (205), 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) [2021-07-10 06:13:51,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:51,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:51,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:51,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:51,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:51,922 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1600,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:13:51,922 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:51,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:51,922 INFO L82 PathProgramCache]: Analyzing trace with hash 500194044, now seen corresponding path program 12 times [2021-07-10 06:13:51,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:51,923 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802645371] [2021-07-10 06:13:51,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 670 proven. 891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:13:52,845 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:52,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802645371] [2021-07-10 06:13:52,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802645371] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:52,845 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651912116] [2021-07-10 06:13:52,845 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 [2021-07-10 06:13:53,056 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2021-07-10 06:13:53,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:53,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 21 conjunts are in the unsatisfiable core [2021-07-10 06:13:53,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:53,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 831 proven. 238 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-07-10 06:13:53,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651912116] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:53,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:53,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 13] total 67 [2021-07-10 06:13:53,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465778322] [2021-07-10 06:13:53,563 INFO L462 AbstractCegarLoop]: Interpolant automaton has 68 states [2021-07-10 06:13:53,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:53,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2021-07-10 06:13:53,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=3767, Unknown=0, NotChecked=0, Total=4556 [2021-07-10 06:13:53,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:53,565 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:53,565 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 68 states, 68 states have (on average 3.0441176470588234) internal successors, (207), 67 states have internal predecessors, (207), 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) [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:53,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:53,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:54,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:54,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:54,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:54,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:13:54,575 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1601 [2021-07-10 06:13:54,578 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:54,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:54,578 INFO L82 PathProgramCache]: Analyzing trace with hash -721503462, now seen corresponding path program 13 times [2021-07-10 06:13:54,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:54,578 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802642647] [2021-07-10 06:13:54,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:55,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 672 proven. 908 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:13:55,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:55,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802642647] [2021-07-10 06:13:55,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802642647] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:55,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739462589] [2021-07-10 06:13:55,428 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 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 [2021-07-10 06:13:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:55,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 06:13:55,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:56,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1580 backedges. 1022 proven. 114 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2021-07-10 06:13:56,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739462589] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:56,184 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:56,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 20] total 74 [2021-07-10 06:13:56,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003041787] [2021-07-10 06:13:56,185 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-07-10 06:13:56,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:56,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-07-10 06:13:56,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=897, Invalid=4653, Unknown=0, NotChecked=0, Total=5550 [2021-07-10 06:13:56,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:56,187 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:56,187 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 3.026666666666667) internal successors, (227), 74 states have internal predecessors, (227), 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) [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:13:56,187 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:56,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:13:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:56,894 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1602,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:13:56,895 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:56,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:56,895 INFO L82 PathProgramCache]: Analyzing trace with hash 2048232376, now seen corresponding path program 14 times [2021-07-10 06:13:56,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:56,895 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397449048] [2021-07-10 06:13:56,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:56,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:13:57,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1601 backedges. 674 proven. 927 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:13:57,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:13:57,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397449048] [2021-07-10 06:13:57,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397449048] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:57,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86082579] [2021-07-10 06:13:57,721 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 [2021-07-10 06:13:57,783 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:13:57,783 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:13:57,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-10 06:13:57,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:13:58,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1601 backedges. 1022 proven. 135 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2021-07-10 06:13:58,495 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86082579] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:13:58,495 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:13:58,495 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 20] total 74 [2021-07-10 06:13:58,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442947351] [2021-07-10 06:13:58,496 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-07-10 06:13:58,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:13:58,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-07-10 06:13:58,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=900, Invalid=4650, Unknown=0, NotChecked=0, Total=5550 [2021-07-10 06:13:58,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:58,497 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:13:58,497 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 3.08) internal successors, (231), 74 states have internal predecessors, (231), 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) [2021-07-10 06:13:58,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:58,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:13:59,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:13:59,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:13:59,293 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1603,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:13:59,295 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:13:59,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:13:59,295 INFO L82 PathProgramCache]: Analyzing trace with hash 884649174, now seen corresponding path program 15 times [2021-07-10 06:13:59,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:13:59,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953445176] [2021-07-10 06:13:59,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:13:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 675 proven. 948 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 06:14:00,183 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:00,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953445176] [2021-07-10 06:14:00,183 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953445176] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:00,183 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913478918] [2021-07-10 06:14:00,183 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 [2021-07-10 06:14:00,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2021-07-10 06:14:00,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:00,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 49 conjunts are in the unsatisfiable core [2021-07-10 06:14:00,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:01,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 659 proven. 875 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-07-10 06:14:01,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913478918] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:01,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:01,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 27] total 81 [2021-07-10 06:14:01,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388152805] [2021-07-10 06:14:01,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-07-10 06:14:01,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:01,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-07-10 06:14:01,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=979, Invalid=5663, Unknown=0, NotChecked=0, Total=6642 [2021-07-10 06:14:01,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:01,345 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:01,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 3.0609756097560976) internal successors, (251), 81 states have internal predecessors, (251), 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) [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:01,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:02,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:02,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:02,290 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1604,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:02,291 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:02,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:02,291 INFO L82 PathProgramCache]: Analyzing trace with hash -627310988, now seen corresponding path program 16 times [2021-07-10 06:14:02,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:02,291 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117558435] [2021-07-10 06:14:02,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:03,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 675 proven. 972 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 06:14:03,177 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:03,177 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117558435] [2021-07-10 06:14:03,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117558435] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:03,177 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1501281914] [2021-07-10 06:14:03,177 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 [2021-07-10 06:14:03,278 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:14:03,279 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:03,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 32 conjunts are in the unsatisfiable core [2021-07-10 06:14:03,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1649 backedges. 1021 proven. 183 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2021-07-10 06:14:03,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1501281914] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:03,986 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:03,986 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 20] total 74 [2021-07-10 06:14:03,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949468973] [2021-07-10 06:14:03,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 75 states [2021-07-10 06:14:03,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:03,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 75 interpolants. [2021-07-10 06:14:03,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=904, Invalid=4646, Unknown=0, NotChecked=0, Total=5550 [2021-07-10 06:14:03,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:03,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:03,988 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 75 states, 75 states have (on average 3.16) internal successors, (237), 74 states have internal predecessors, (237), 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) [2021-07-10 06:14:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:03,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:03,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:04,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:04,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:04,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:04,927 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1605,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:04,927 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:04,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:04,928 INFO L82 PathProgramCache]: Analyzing trace with hash -1922080622, now seen corresponding path program 17 times [2021-07-10 06:14:04,928 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:04,928 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706616054] [2021-07-10 06:14:04,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1676 backedges. 675 proven. 999 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 06:14:05,796 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:05,796 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706616054] [2021-07-10 06:14:05,796 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706616054] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:05,796 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578503170] [2021-07-10 06:14:05,796 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 [2021-07-10 06:14:06,619 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 20 check-sat command(s) [2021-07-10 06:14:06,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:06,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 53 conjunts are in the unsatisfiable core [2021-07-10 06:14:06,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:07,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1676 backedges. 659 proven. 927 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-07-10 06:14:07,679 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578503170] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:07,679 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:07,679 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 29] total 84 [2021-07-10 06:14:07,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236463799] [2021-07-10 06:14:07,680 INFO L462 AbstractCegarLoop]: Interpolant automaton has 85 states [2021-07-10 06:14:07,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:07,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-07-10 06:14:07,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1036, Invalid=6104, Unknown=0, NotChecked=0, Total=7140 [2021-07-10 06:14:07,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:07,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:07,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 85 states, 85 states have (on average 3.0352941176470587) internal successors, (258), 84 states have internal predecessors, (258), 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) [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:07,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:08,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:08,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:08,744 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1606 [2021-07-10 06:14:08,745 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:08,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:08,745 INFO L82 PathProgramCache]: Analyzing trace with hash -655183056, now seen corresponding path program 18 times [2021-07-10 06:14:08,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:08,745 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168095048] [2021-07-10 06:14:08,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 675 proven. 1028 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-10 06:14:09,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:09,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168095048] [2021-07-10 06:14:09,621 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [168095048] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:09,621 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1688466414] [2021-07-10 06:14:09,621 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 [2021-07-10 06:14:09,954 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2021-07-10 06:14:09,954 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:09,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 55 conjunts are in the unsatisfiable core [2021-07-10 06:14:09,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:10,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 1270 proven. 207 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-07-10 06:14:10,936 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1688466414] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:10,936 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:10,936 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 26] total 82 [2021-07-10 06:14:10,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875640432] [2021-07-10 06:14:10,937 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-07-10 06:14:10,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:10,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-07-10 06:14:10,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1020, Invalid=5786, Unknown=0, NotChecked=0, Total=6806 [2021-07-10 06:14:10,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:10,938 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:10,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 3.0120481927710845) internal successors, (250), 82 states have internal predecessors, (250), 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) [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:10,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:12,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:12,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:12,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:12,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:12,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:13,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1607,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:13,154 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:13,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:13,155 INFO L82 PathProgramCache]: Analyzing trace with hash 1782103580, now seen corresponding path program 19 times [2021-07-10 06:14:13,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:13,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575443192] [2021-07-10 06:14:13,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:13,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 519 proven. 745 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-07-10 06:14:13,538 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:13,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575443192] [2021-07-10 06:14:13,538 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [575443192] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:13,538 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112765420] [2021-07-10 06:14:13,539 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 [2021-07-10 06:14:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:13,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 43 conjunts are in the unsatisfiable core [2021-07-10 06:14:13,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:13,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 673 proven. 561 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2021-07-10 06:14:13,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112765420] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:13,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:13,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 28] total 34 [2021-07-10 06:14:13,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686984117] [2021-07-10 06:14:13,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-10 06:14:13,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:13,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-10 06:14:13,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=338, Invalid=852, Unknown=0, NotChecked=0, Total=1190 [2021-07-10 06:14:13,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:13,812 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:13,812 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 3.7714285714285714) internal successors, (132), 34 states have internal predecessors, (132), 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) [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:13,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:14,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:14,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:14,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1608,21 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:14,844 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:14,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:14,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1635586358, now seen corresponding path program 20 times [2021-07-10 06:14:14,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:14,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921568115] [2021-07-10 06:14:14,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:14,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 768 proven. 740 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:14:15,581 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:15,581 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921568115] [2021-07-10 06:14:15,581 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921568115] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:15,581 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808595239] [2021-07-10 06:14:15,581 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 [2021-07-10 06:14:15,644 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:14:15,644 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:15,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 40 conjunts are in the unsatisfiable core [2021-07-10 06:14:15,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:16,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 890 proven. 262 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-07-10 06:14:16,463 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808595239] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:16,463 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:16,463 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 25] total 78 [2021-07-10 06:14:16,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681061207] [2021-07-10 06:14:16,463 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-07-10 06:14:16,463 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:16,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-07-10 06:14:16,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1031, Invalid=5131, Unknown=0, NotChecked=0, Total=6162 [2021-07-10 06:14:16,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:16,465 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:16,465 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 3.1772151898734178) internal successors, (251), 78 states have internal predecessors, (251), 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) [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:16,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:16,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:16,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:17,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:17,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:17,540 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1609,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:17,541 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:17,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:17,541 INFO L82 PathProgramCache]: Analyzing trace with hash -368688792, now seen corresponding path program 21 times [2021-07-10 06:14:17,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:17,541 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404086236] [2021-07-10 06:14:17,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 1541 backedges. 768 proven. 773 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 06:14:18,444 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:18,444 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404086236] [2021-07-10 06:14:18,444 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1404086236] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:18,444 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1739346430] [2021-07-10 06:14:18,444 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 [2021-07-10 06:14:18,545 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-07-10 06:14:18,545 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:18,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-10 06:14:18,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:19,075 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-07-10 06:14:19,267 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-07-10 06:14:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,681 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:14:19,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 79 [2021-07-10 06:14:19,720 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 3 xjuncts. [2021-07-10 06:14:19,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,783 INFO L354 Elim1Store]: treesize reduction 49, result has 19.7 percent of original size [2021-07-10 06:14:19,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 30 [2021-07-10 06:14:19,785 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,841 INFO L354 Elim1Store]: treesize reduction 58, result has 4.9 percent of original size [2021-07-10 06:14:19,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 22 [2021-07-10 06:14:19,842 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:19,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,878 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:19,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-10 06:14:19,879 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:19,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,919 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:19,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:19,920 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:19,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,964 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:19,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:19,964 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:19,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:19,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,002 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-10 06:14:20,007 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,043 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 51 treesize of output 1 [2021-07-10 06:14:20,044 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,079 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:20,080 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,117 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-10 06:14:20,118 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,161 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:20,162 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,198 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:20,199 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,232 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 47 treesize of output 1 [2021-07-10 06:14:20,233 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,269 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 59 treesize of output 1 [2021-07-10 06:14:20,269 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,305 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 1 [2021-07-10 06:14:20,305 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,322 INFO L354 Elim1Store]: treesize reduction 60, result has 1.6 percent of original size [2021-07-10 06:14:20,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 5 case distinctions, treesize of input 55 treesize of output 1 [2021-07-10 06:14:20,323 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,365 INFO L628 ElimStorePlain]: treesize reduction 55, result has 42.1 percent of original size [2021-07-10 06:14:20,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 06:14:20,375 INFO L247 ElimStorePlain]: Needed 17 recursive calls to eliminate 1 variables, input treesize:933, output treesize:40 [2021-07-10 06:14:20,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 5 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-07-10 06:14:20,506 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,568 INFO L628 ElimStorePlain]: treesize reduction 42, result has 63.8 percent of original size [2021-07-10 06:14:20,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-07-10 06:14:20,576 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,611 INFO L628 ElimStorePlain]: treesize reduction 19, result has 72.5 percent of original size [2021-07-10 06:14:20,611 INFO L518 ElimStorePlain]: Eliminatee v_prenex_34 vanished before elimination [2021-07-10 06:14:20,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:20,617 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:121, output treesize:72 [2021-07-10 06:14:20,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:14:20,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,918 INFO L628 ElimStorePlain]: treesize reduction 74, result has 55.4 percent of original size [2021-07-10 06:14:20,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:14:20,925 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:20,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:14:20,930 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:20,945 INFO L628 ElimStorePlain]: treesize reduction 48, result has 22.6 percent of original size [2021-07-10 06:14:20,945 INFO L518 ElimStorePlain]: Eliminatee v_prenex_37 vanished before elimination [2021-07-10 06:14:20,946 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:20,946 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:181, output treesize:14 [2021-07-10 06:14:21,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:14:21,037 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:21,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:14:21,040 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:21,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:14:21,048 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:21,062 INFO L628 ElimStorePlain]: treesize reduction 37, result has 27.5 percent of original size [2021-07-10 06:14:21,062 INFO L518 ElimStorePlain]: Eliminatee v_prenex_40 vanished before elimination [2021-07-10 06:14:21,062 INFO L518 ElimStorePlain]: Eliminatee v_prenex_39 vanished before elimination [2021-07-10 06:14:21,062 INFO L518 ElimStorePlain]: Eliminatee v_prenex_38 vanished before elimination [2021-07-10 06:14:21,063 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:21,063 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:79, output treesize:14 [2021-07-10 06:14:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1541 backedges. 172 proven. 603 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2021-07-10 06:14:21,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1739346430] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:21,355 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:21,355 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 19] total 73 [2021-07-10 06:14:21,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972786214] [2021-07-10 06:14:21,356 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-07-10 06:14:21,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:21,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-07-10 06:14:21,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=821, Invalid=4435, Unknown=0, NotChecked=0, Total=5256 [2021-07-10 06:14:21,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:21,358 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:21,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 2.958904109589041) internal successors, (216), 73 states have internal predecessors, (216), 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) [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:21,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:21,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:22,459 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2021-07-10 06:14:22,748 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:22,919 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:23,111 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:23,270 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:23,437 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:23,620 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:23,800 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:23,960 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:24,136 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:24,289 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:24,446 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:24,614 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:24,769 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:24,929 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:25,098 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:25,263 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:25,432 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:25,600 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:25,762 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:25,926 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:26,114 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:26,276 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:26,444 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:26,637 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:26,801 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:26,973 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:27,152 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:27,320 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:27,486 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:27,664 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:27,833 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:28,006 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:28,188 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:28,358 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:28,532 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:28,715 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:28,887 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:29,063 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:29,251 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:29,448 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:29,623 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:29,806 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:29,988 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:30,167 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:30,355 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:30,537 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:30,711 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:30,897 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:31,079 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:31,257 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:31,455 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:31,657 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:31,836 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:32,028 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:32,237 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:32,425 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:32,615 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:32,803 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:32,984 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:33,183 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:33,391 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:33,592 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:33,786 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:33,997 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:34,181 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:34,373 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:34,577 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:34,765 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:34,963 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:14:35,187 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-07-10 06:14:35,361 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:35,568 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:35,769 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:14:35,950 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-07-10 06:14:36,355 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 100 [2021-07-10 06:14:36,683 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 92 [2021-07-10 06:14:37,027 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 98 [2021-07-10 06:14:37,360 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2021-07-10 06:14:37,828 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-10 06:14:38,171 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2021-07-10 06:14:38,486 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 85 [2021-07-10 06:14:38,670 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:14:38,976 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 79 [2021-07-10 06:14:39,191 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:39,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:39,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:39,454 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1610,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:39,454 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:39,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:39,454 INFO L82 PathProgramCache]: Analyzing trace with hash 56902730, now seen corresponding path program 22 times [2021-07-10 06:14:39,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:39,454 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137651305] [2021-07-10 06:14:39,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:39,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1652 backedges. 367 proven. 830 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-07-10 06:14:39,965 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:39,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137651305] [2021-07-10 06:14:39,965 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137651305] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:39,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [453898557] [2021-07-10 06:14:39,965 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 [2021-07-10 06:14:40,032 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:14:40,032 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:40,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 44 conjunts are in the unsatisfiable core [2021-07-10 06:14:40,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:40,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1652 backedges. 911 proven. 419 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2021-07-10 06:14:40,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [453898557] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:40,910 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:40,910 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 27] total 62 [2021-07-10 06:14:40,910 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464855669] [2021-07-10 06:14:40,910 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-07-10 06:14:40,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:40,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-07-10 06:14:40,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=649, Invalid=3257, Unknown=0, NotChecked=0, Total=3906 [2021-07-10 06:14:40,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:40,911 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:40,911 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 3.4444444444444446) internal successors, (217), 62 states have internal predecessors, (217), 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) [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:40,911 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:40,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:42,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:42,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:42,312 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1687 [2021-07-10 06:14:42,312 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:42,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:42,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1984816920, now seen corresponding path program 23 times [2021-07-10 06:14:42,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:42,313 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356977344] [2021-07-10 06:14:42,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1693 backedges. 367 proven. 871 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-07-10 06:14:42,882 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:42,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356977344] [2021-07-10 06:14:42,882 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356977344] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:42,882 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082527668] [2021-07-10 06:14:42,882 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 [2021-07-10 06:14:43,514 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 29 check-sat command(s) [2021-07-10 06:14:43,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:43,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 80 conjunts are in the unsatisfiable core [2021-07-10 06:14:43,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:43,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1693 backedges. 365 proven. 873 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-07-10 06:14:43,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082527668] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:43,838 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:43,838 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 40] total 41 [2021-07-10 06:14:43,838 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263964465] [2021-07-10 06:14:43,838 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-10 06:14:43,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:43,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-10 06:14:43,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=1266, Unknown=0, NotChecked=0, Total=1722 [2021-07-10 06:14:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:43,839 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:43,839 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 3.0476190476190474) internal successors, (128), 41 states have internal predecessors, (128), 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) [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:43,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:43,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:43,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:43,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:44,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:44,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:44,434 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1688,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:44,434 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:44,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:44,435 INFO L82 PathProgramCache]: Analyzing trace with hash -1277346298, now seen corresponding path program 24 times [2021-07-10 06:14:44,435 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:44,435 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545743575] [2021-07-10 06:14:44,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:44,976 INFO L134 CoverageAnalysis]: Checked inductivity of 1736 backedges. 367 proven. 914 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2021-07-10 06:14:44,976 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:44,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545743575] [2021-07-10 06:14:44,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545743575] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:44,976 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [517500409] [2021-07-10 06:14:44,976 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:45,096 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2021-07-10 06:14:45,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:45,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 51 conjunts are in the unsatisfiable core [2021-07-10 06:14:45,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:45,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,382 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:14:45,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 49 [2021-07-10 06:14:45,409 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:14:45,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,429 INFO L354 Elim1Store]: treesize reduction 34, result has 8.1 percent of original size [2021-07-10 06:14:45,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 16 [2021-07-10 06:14:45,430 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,452 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-10 06:14:45,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 1 [2021-07-10 06:14:45,453 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,462 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-07-10 06:14:45,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 1 [2021-07-10 06:14:45,463 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,481 INFO L628 ElimStorePlain]: treesize reduction 8, result has 72.4 percent of original size [2021-07-10 06:14:45,481 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 06:14:45,482 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 1 variables, input treesize:137, output treesize:21 [2021-07-10 06:14:45,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2021-07-10 06:14:45,640 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-10 06:14:45,646 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:45,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2021-07-10 06:14:45,650 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,673 INFO L628 ElimStorePlain]: treesize reduction 73, result has 24.0 percent of original size [2021-07-10 06:14:45,673 INFO L518 ElimStorePlain]: Eliminatee v_prenex_42 vanished before elimination [2021-07-10 06:14:45,674 INFO L518 ElimStorePlain]: Eliminatee v_prenex_41 vanished before elimination [2021-07-10 06:14:45,674 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-07-10 06:14:45,674 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:163, output treesize:23 [2021-07-10 06:14:45,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-07-10 06:14:45,776 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,831 INFO L628 ElimStorePlain]: treesize reduction 17, result has 81.9 percent of original size [2021-07-10 06:14:45,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-07-10 06:14:45,835 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:45,866 INFO L628 ElimStorePlain]: treesize reduction 32, result has 55.6 percent of original size [2021-07-10 06:14:45,866 INFO L518 ElimStorePlain]: Eliminatee v_prenex_45 vanished before elimination [2021-07-10 06:14:45,866 INFO L518 ElimStorePlain]: Eliminatee v_prenex_44 vanished before elimination [2021-07-10 06:14:45,868 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:45,868 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:101, output treesize:52 [2021-07-10 06:14:46,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:46,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2021-07-10 06:14:46,059 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:46,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-07-10 06:14:46,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,120 INFO L628 ElimStorePlain]: treesize reduction 44, result has 67.6 percent of original size [2021-07-10 06:14:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:46,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-10 06:14:46,124 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,153 INFO L628 ElimStorePlain]: treesize reduction 20, result has 72.6 percent of original size [2021-07-10 06:14:46,153 INFO L518 ElimStorePlain]: Eliminatee v_prenex_51 vanished before elimination [2021-07-10 06:14:46,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:14:46,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2021-07-10 06:14:46,157 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,167 INFO L628 ElimStorePlain]: treesize reduction 20, result has 41.2 percent of original size [2021-07-10 06:14:46,167 INFO L518 ElimStorePlain]: Eliminatee v_prenex_46 vanished before elimination [2021-07-10 06:14:46,167 INFO L518 ElimStorePlain]: Eliminatee v_prenex_49 vanished before elimination [2021-07-10 06:14:46,167 INFO L518 ElimStorePlain]: Eliminatee v_prenex_48 vanished before elimination [2021-07-10 06:14:46,168 INFO L550 ElimStorePlain]: Start of recursive call 1: 7 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:46,168 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 7 variables, input treesize:181, output treesize:14 [2021-07-10 06:14:46,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:14:46,223 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,258 INFO L628 ElimStorePlain]: treesize reduction 15, result has 77.6 percent of original size [2021-07-10 06:14:46,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:14:46,262 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:14:46,266 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:14:46,278 INFO L628 ElimStorePlain]: treesize reduction 24, result has 33.3 percent of original size [2021-07-10 06:14:46,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_53 vanished before elimination [2021-07-10 06:14:46,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_52 vanished before elimination [2021-07-10 06:14:46,278 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-07-10 06:14:46,279 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:75, output treesize:12 [2021-07-10 06:14:46,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1736 backedges. 219 proven. 639 refuted. 0 times theorem prover too weak. 878 trivial. 0 not checked. [2021-07-10 06:14:46,605 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [517500409] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:46,605 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:46,605 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 21] total 58 [2021-07-10 06:14:46,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647233180] [2021-07-10 06:14:46,606 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-07-10 06:14:46,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:46,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-07-10 06:14:46,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=2850, Unknown=0, NotChecked=0, Total=3306 [2021-07-10 06:14:46,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:46,607 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:46,607 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 3.0517241379310347) internal successors, (177), 58 states have internal predecessors, (177), 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) [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:46,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:46,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:50,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:50,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:50,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2021-07-10 06:14:51,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1689 [2021-07-10 06:14:51,086 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:51,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:51,086 INFO L82 PathProgramCache]: Analyzing trace with hash -1684245912, now seen corresponding path program 25 times [2021-07-10 06:14:51,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:51,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874582683] [2021-07-10 06:14:51,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:51,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 493 proven. 931 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2021-07-10 06:14:51,711 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:51,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874582683] [2021-07-10 06:14:51,711 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874582683] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:51,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327984850] [2021-07-10 06:14:51,711 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:51,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:51,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 53 conjunts are in the unsatisfiable core [2021-07-10 06:14:51,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 845 proven. 831 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2021-07-10 06:14:52,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327984850] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:52,816 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:52,816 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 28] total 68 [2021-07-10 06:14:52,816 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001376651] [2021-07-10 06:14:52,816 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-07-10 06:14:52,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:52,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-07-10 06:14:52,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=3955, Unknown=0, NotChecked=0, Total=4692 [2021-07-10 06:14:52,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:52,817 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:52,817 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 3.5072463768115942) internal successors, (242), 68 states have internal predecessors, (242), 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) [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 107 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2021-07-10 06:14:52,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:56,273 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 80 [2021-07-10 06:14:56,728 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 79 [2021-07-10 06:14:56,875 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 57 [2021-07-10 06:14:57,668 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 06:14:57,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-07-10 06:14:58,169 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1745,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:58,169 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:14:58,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:14:58,169 INFO L82 PathProgramCache]: Analyzing trace with hash -2142981186, now seen corresponding path program 26 times [2021-07-10 06:14:58,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:14:58,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885079282] [2021-07-10 06:14:58,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:14:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:14:58,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 528 proven. 1017 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-07-10 06:14:58,518 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:14:58,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885079282] [2021-07-10 06:14:58,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885079282] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:58,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1744649429] [2021-07-10 06:14:58,518 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:14:58,590 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:14:58,590 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:14:58,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-10 06:14:58,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:14:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 977 proven. 568 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-07-10 06:14:59,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1744649429] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:14:59,354 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:14:59,354 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 52 [2021-07-10 06:14:59,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868007245] [2021-07-10 06:14:59,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-07-10 06:14:59,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:14:59,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-07-10 06:14:59,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=615, Invalid=2141, Unknown=0, NotChecked=0, Total=2756 [2021-07-10 06:14:59,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:14:59,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:14:59,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 4.245283018867925) internal successors, (225), 52 states have internal predecessors, (225), 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) [2021-07-10 06:14:59,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:14:59,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:14:59,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:14:59,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-07-10 06:14:59,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:01,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-07-10 06:15:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-07-10 06:15:02,049 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1746 [2021-07-10 06:15:02,049 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:15:02,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:15:02,049 INFO L82 PathProgramCache]: Analyzing trace with hash 2065305346, now seen corresponding path program 27 times [2021-07-10 06:15:02,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:15:02,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669363386] [2021-07-10 06:15:02,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:15:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:15:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2129 backedges. 529 proven. 1110 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2021-07-10 06:15:02,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:15:02,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669363386] [2021-07-10 06:15:02,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669363386] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:02,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92366652] [2021-07-10 06:15:02,984 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:03,057 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 26 check-sat command(s) [2021-07-10 06:15:03,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:15:03,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 06:15:03,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:15:03,377 INFO L354 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2021-07-10 06:15:03,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 28 [2021-07-10 06:15:03,380 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:03,405 INFO L628 ElimStorePlain]: treesize reduction 15, result has 67.4 percent of original size [2021-07-10 06:15:03,410 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-07-10 06:15:03,410 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:29, output treesize:28 [2021-07-10 06:15:05,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:05,131 INFO L354 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2021-07-10 06:15:05,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 28 [2021-07-10 06:15:05,137 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:05,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:05,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 18 [2021-07-10 06:15:05,143 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:05,203 INFO L628 ElimStorePlain]: treesize reduction 15, result has 81.0 percent of original size [2021-07-10 06:15:05,210 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-07-10 06:15:05,210 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:72, output treesize:56 [2021-07-10 06:15:05,372 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:05,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2021-07-10 06:15:05,376 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:05,386 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:05,390 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 06:15:05,390 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:30, output treesize:23 [2021-07-10 06:15:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2129 backedges. 554 proven. 135 refuted. 0 times theorem prover too weak. 1440 trivial. 0 not checked. [2021-07-10 06:15:05,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92366652] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:05,610 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:15:05,610 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 13] total 62 [2021-07-10 06:15:05,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062383944] [2021-07-10 06:15:05,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-07-10 06:15:05,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:15:05,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-07-10 06:15:05,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=686, Invalid=3096, Unknown=0, NotChecked=0, Total=3782 [2021-07-10 06:15:05,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:05,611 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:15:05,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 2.6451612903225805) internal successors, (164), 62 states have internal predecessors, (164), 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) [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:05,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2021-07-10 06:15:05,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:15,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2021-07-10 06:15:15,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:15:15,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1747,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:15,970 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:15:15,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:15:15,970 INFO L82 PathProgramCache]: Analyzing trace with hash 655840204, now seen corresponding path program 28 times [2021-07-10 06:15:15,970 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:15:15,970 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305062842] [2021-07-10 06:15:15,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:15:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:15:17,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2357 backedges. 790 proven. 1071 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2021-07-10 06:15:17,026 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:15:17,026 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305062842] [2021-07-10 06:15:17,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305062842] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:17,027 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2033820246] [2021-07-10 06:15:17,027 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:17,120 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:15:17,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:15:17,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 51 conjunts are in the unsatisfiable core [2021-07-10 06:15:17,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:15:18,390 INFO L134 CoverageAnalysis]: Checked inductivity of 2357 backedges. 1109 proven. 726 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2021-07-10 06:15:18,390 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2033820246] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:18,390 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:15:18,390 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 30] total 81 [2021-07-10 06:15:18,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619084473] [2021-07-10 06:15:18,391 INFO L462 AbstractCegarLoop]: Interpolant automaton has 82 states [2021-07-10 06:15:18,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:15:18,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2021-07-10 06:15:18,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1096, Invalid=5546, Unknown=0, NotChecked=0, Total=6642 [2021-07-10 06:15:18,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:18,392 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:15:18,392 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 82 states, 82 states have (on average 2.9390243902439024) internal successors, (241), 81 states have internal predecessors, (241), 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) [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:18,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 115 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:15:18,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:22,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-07-10 06:15:22,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:15:22,470 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1784 [2021-07-10 06:15:22,470 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:15:22,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:15:22,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1169911146, now seen corresponding path program 29 times [2021-07-10 06:15:22,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:15:22,470 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256551826] [2021-07-10 06:15:22,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:15:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:15:22,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2360 backedges. 727 proven. 991 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2021-07-10 06:15:22,862 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:15:22,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256551826] [2021-07-10 06:15:22,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256551826] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:22,862 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1150026470] [2021-07-10 06:15:22,862 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:24,905 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 37 check-sat command(s) [2021-07-10 06:15:24,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:15:24,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 55 conjunts are in the unsatisfiable core [2021-07-10 06:15:24,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:15:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2360 backedges. 821 proven. 893 refuted. 0 times theorem prover too weak. 646 trivial. 0 not checked. [2021-07-10 06:15:25,216 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1150026470] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:25,216 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:15:25,216 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 28] total 30 [2021-07-10 06:15:25,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373975905] [2021-07-10 06:15:25,216 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 06:15:25,216 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:15:25,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 06:15:25,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=603, Unknown=0, NotChecked=0, Total=930 [2021-07-10 06:15:25,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:25,217 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:15:25,217 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 4.516129032258065) internal successors, (140), 30 states have internal predecessors, (140), 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) [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:25,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:15:25,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:25,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 132 states. [2021-07-10 06:15:25,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:15:25,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:15:25,714 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1785,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:25,714 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:15:25,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:15:25,714 INFO L82 PathProgramCache]: Analyzing trace with hash -1550094796, now seen corresponding path program 30 times [2021-07-10 06:15:25,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:15:25,714 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566549622] [2021-07-10 06:15:25,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:15:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:15:26,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2413 backedges. 727 proven. 1043 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-07-10 06:15:26,118 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:15:26,118 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566549622] [2021-07-10 06:15:26,118 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566549622] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:26,119 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695307366] [2021-07-10 06:15:26,119 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:15:26,190 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2021-07-10 06:15:26,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:15:26,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 44 conjunts are in the unsatisfiable core [2021-07-10 06:15:26,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:15:26,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,624 INFO L354 Elim1Store]: treesize reduction 48, result has 59.3 percent of original size [2021-07-10 06:15:26,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 36 treesize of output 86 [2021-07-10 06:15:26,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:26,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,734 INFO L354 Elim1Store]: treesize reduction 48, result has 59.3 percent of original size [2021-07-10 06:15:26,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 86 [2021-07-10 06:15:26,747 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:26,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,845 INFO L354 Elim1Store]: treesize reduction 48, result has 59.3 percent of original size [2021-07-10 06:15:26,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 40 treesize of output 86 [2021-07-10 06:15:26,869 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:26,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:26,989 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2021-07-10 06:15:26,989 INFO L354 Elim1Store]: treesize reduction 48, result has 59.3 percent of original size [2021-07-10 06:15:26,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 32 treesize of output 86 [2021-07-10 06:15:26,995 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:27,435 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2021-07-10 06:15:27,435 INFO L628 ElimStorePlain]: treesize reduction 284, result has 60.3 percent of original size [2021-07-10 06:15:27,459 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 4 xjuncts. [2021-07-10 06:15:27,460 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:181, output treesize:411 [2021-07-10 06:15:28,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,431 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:28,431 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:28,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 47 treesize of output 106 [2021-07-10 06:15:28,459 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:28,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,606 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:28,606 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:28,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 45 treesize of output 106 [2021-07-10 06:15:28,621 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:28,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,780 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:28,780 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:28,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 45 treesize of output 106 [2021-07-10 06:15:28,800 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:28,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:28,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,020 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:29,021 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:29,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 37 treesize of output 106 [2021-07-10 06:15:29,028 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:29,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,231 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:29,232 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:29,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 45 treesize of output 106 [2021-07-10 06:15:29,250 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:29,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,467 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:29,467 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:29,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 41 treesize of output 106 [2021-07-10 06:15:29,476 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:29,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,750 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:29,751 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:29,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 43 treesize of output 106 [2021-07-10 06:15:29,769 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:29,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:29,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:30,064 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 43 [2021-07-10 06:15:30,064 INFO L354 Elim1Store]: treesize reduction 60, result has 59.2 percent of original size [2021-07-10 06:15:30,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 47 treesize of output 106 [2021-07-10 06:15:30,080 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:33,857 WARN L205 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 470 DAG size of output: 374 [2021-07-10 06:15:33,858 INFO L628 ElimStorePlain]: treesize reduction 924, result has 62.0 percent of original size [2021-07-10 06:15:34,005 INFO L550 ElimStorePlain]: Start of recursive call 1: 9 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2021-07-10 06:15:34,005 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 10 variables, input treesize:455, output treesize:1306 [2021-07-10 06:15:34,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,724 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:34,725 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:34,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 49 treesize of output 124 [2021-07-10 06:15:34,735 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:34,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,895 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:34,895 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:34,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 49 treesize of output 124 [2021-07-10 06:15:34,905 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:34,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,097 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:35,098 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:35,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 45 treesize of output 124 [2021-07-10 06:15:35,115 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:35,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,312 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:35,312 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:35,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 51 treesize of output 124 [2021-07-10 06:15:35,341 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:35,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,622 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:35,622 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:35,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 41 treesize of output 124 [2021-07-10 06:15:35,630 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:35,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,922 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:35,922 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:35,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 47 treesize of output 124 [2021-07-10 06:15:35,936 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:35,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:35,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,281 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:36,281 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:36,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 51 treesize of output 124 [2021-07-10 06:15:36,297 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:36,599 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2021-07-10 06:15:36,599 INFO L354 Elim1Store]: treesize reduction 68, result has 60.2 percent of original size [2021-07-10 06:15:36,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 49 treesize of output 124 [2021-07-10 06:15:36,612 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:39,941 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 451 DAG size of output: 367 [2021-07-10 06:15:39,941 INFO L628 ElimStorePlain]: treesize reduction 676, result has 68.0 percent of original size [2021-07-10 06:15:40,076 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 8 xjuncts. [2021-07-10 06:15:40,076 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:447, output treesize:1381 [2021-07-10 06:15:40,843 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 370 [2021-07-10 06:15:45,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,312 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:45,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 64 [2021-07-10 06:15:45,332 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:45,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,442 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:45,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 64 [2021-07-10 06:15:45,456 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:45,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,557 INFO L354 Elim1Store]: treesize reduction 25, result has 46.8 percent of original size [2021-07-10 06:15:45,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 39 [2021-07-10 06:15:45,561 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:45,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,647 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:45,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 66 [2021-07-10 06:15:45,661 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:45,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,736 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:45,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 62 [2021-07-10 06:15:45,776 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:45,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,835 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:45,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 1 [2021-07-10 06:15:45,836 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:45,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,899 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:45,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 1 [2021-07-10 06:15:45,900 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:45,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:45,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,000 INFO L354 Elim1Store]: treesize reduction 8, result has 83.7 percent of original size [2021-07-10 06:15:46,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 60 [2021-07-10 06:15:46,009 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,086 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:46,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 62 [2021-07-10 06:15:46,112 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:46,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,178 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 1 [2021-07-10 06:15:46,179 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,246 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:46,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 52 treesize of output 1 [2021-07-10 06:15:46,247 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,320 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 1 [2021-07-10 06:15:46,321 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,416 INFO L354 Elim1Store]: treesize reduction 23, result has 51.1 percent of original size [2021-07-10 06:15:46,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 41 [2021-07-10 06:15:46,420 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,518 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:46,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 64 [2021-07-10 06:15:46,542 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:46,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,609 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:46,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 56 treesize of output 1 [2021-07-10 06:15:46,610 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,678 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 1 [2021-07-10 06:15:46,679 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,737 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 1 [2021-07-10 06:15:46,738 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,818 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:46,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 62 [2021-07-10 06:15:46,834 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:46,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,893 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 36 treesize of output 1 [2021-07-10 06:15:46,894 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,956 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:46,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 1 [2021-07-10 06:15:46,957 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:46,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:46,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,061 INFO L354 Elim1Store]: treesize reduction 8, result has 83.0 percent of original size [2021-07-10 06:15:47,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 58 [2021-07-10 06:15:47,069 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,152 INFO L354 Elim1Store]: treesize reduction 44, result has 6.4 percent of original size [2021-07-10 06:15:47,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 50 treesize of output 25 [2021-07-10 06:15:47,153 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,230 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:47,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 1 [2021-07-10 06:15:47,231 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,312 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:47,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 34 treesize of output 62 [2021-07-10 06:15:47,328 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:47,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,390 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:47,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 54 treesize of output 1 [2021-07-10 06:15:47,391 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,450 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:47,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 1 [2021-07-10 06:15:47,454 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,526 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:47,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 1 [2021-07-10 06:15:47,526 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,593 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:47,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 1 [2021-07-10 06:15:47,593 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,689 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:47,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 62 [2021-07-10 06:15:47,714 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:47,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,788 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:47,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 1 [2021-07-10 06:15:47,789 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,864 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:47,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 1 [2021-07-10 06:15:47,865 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,947 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:47,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 1 [2021-07-10 06:15:47,948 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:47,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,010 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:48,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 1 [2021-07-10 06:15:48,011 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:48,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,099 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:48,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 62 [2021-07-10 06:15:48,126 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,210 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:48,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 44 treesize of output 62 [2021-07-10 06:15:48,238 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 2 xjuncts. [2021-07-10 06:15:48,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,321 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:48,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 46 treesize of output 1 [2021-07-10 06:15:48,321 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:48,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,397 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-07-10 06:15:48,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 1 [2021-07-10 06:15:48,398 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:48,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,485 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:48,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 48 treesize of output 1 [2021-07-10 06:15:48,486 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,565 INFO L354 Elim1Store]: treesize reduction 46, result has 2.1 percent of original size [2021-07-10 06:15:48,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 1 [2021-07-10 06:15:48,566 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-07-10 06:15:48,685 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 06:15:48,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 62 [2021-07-10 06:15:48,703 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 3 xjuncts. [2021-07-10 06:15:50,243 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 292 DAG size of output: 236 [2021-07-10 06:15:50,243 INFO L628 ElimStorePlain]: treesize reduction 298, result has 70.8 percent of original size [2021-07-10 06:15:50,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: and 64 xjuncts. [2021-07-10 06:15:50,361 INFO L247 ElimStorePlain]: Needed 41 recursive calls to eliminate 9 variables, input treesize:2295, output treesize:3606 [2021-07-10 06:15:50,812 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 15 [2021-07-10 06:15:50,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:15:50,889 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:50,956 INFO L628 ElimStorePlain]: treesize reduction 11, result has 89.1 percent of original size [2021-07-10 06:15:50,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-07-10 06:15:50,960 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:51,007 INFO L628 ElimStorePlain]: treesize reduction 15, result has 81.0 percent of original size [2021-07-10 06:15:51,007 INFO L518 ElimStorePlain]: Eliminatee A vanished before elimination [2021-07-10 06:15:51,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:15:51,011 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:51,042 INFO L628 ElimStorePlain]: treesize reduction 13, result has 76.8 percent of original size [2021-07-10 06:15:51,042 INFO L518 ElimStorePlain]: Eliminatee v_prenex_69 vanished before elimination [2021-07-10 06:15:51,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-07-10 06:15:51,046 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-07-10 06:15:51,063 INFO L628 ElimStorePlain]: treesize reduction 13, result has 62.9 percent of original size [2021-07-10 06:15:51,063 INFO L518 ElimStorePlain]: Eliminatee v_prenex_67 vanished before elimination [2021-07-10 06:15:51,063 INFO L518 ElimStorePlain]: Eliminatee v_prenex_66 vanished before elimination [2021-07-10 06:15:51,064 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-07-10 06:15:51,064 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 8 variables, input treesize:113, output treesize:22 [2021-07-10 06:15:51,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2413 backedges. 733 proven. 60 refuted. 0 times theorem prover too weak. 1620 trivial. 0 not checked. [2021-07-10 06:15:51,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [695307366] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:15:51,520 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:15:51,520 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 19] total 48 [2021-07-10 06:15:51,520 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297599182] [2021-07-10 06:15:51,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-07-10 06:15:51,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:15:51,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-07-10 06:15:51,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=379, Invalid=1877, Unknown=0, NotChecked=0, Total=2256 [2021-07-10 06:15:51,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:51,521 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:15:51,521 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 3.875) internal successors, (186), 48 states have internal predecessors, (186), 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) [2021-07-10 06:15:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 132 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:15:51,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:15:53,914 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:15:54,640 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:15:57,205 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2021-07-10 06:15:59,930 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:06,026 WARN L205 SmtUtils]: Spent 3.77 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:09,215 WARN L205 SmtUtils]: Spent 3.06 s on a formula simplification. DAG size of input: 203 DAG size of output: 202 [2021-07-10 06:16:09,718 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:14,748 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:17,694 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:18,150 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:18,807 WARN L205 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:21,782 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:22,224 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:27,317 WARN L205 SmtUtils]: Spent 4.88 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:28,427 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:28,863 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:35,800 WARN L205 SmtUtils]: Spent 6.72 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:37,297 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:37,834 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:38,648 WARN L205 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:41,841 WARN L205 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:44,131 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:47,218 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:48,255 WARN L205 SmtUtils]: Spent 842.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:50,377 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:16:52,741 WARN L205 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:16:55,852 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:16:58,435 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:01,757 WARN L205 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:07,774 WARN L205 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:10,424 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:13,603 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:17,149 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:17,683 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:20,421 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:21,773 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:22,318 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:26,178 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:28,355 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:28,981 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:31,129 WARN L205 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:32,505 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:33,075 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:35,340 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:36,793 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:37,565 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:45,056 WARN L205 SmtUtils]: Spent 5.12 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:46,640 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:47,232 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:48,000 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:51,458 WARN L205 SmtUtils]: Spent 3.12 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:52,112 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:17:56,154 WARN L205 SmtUtils]: Spent 3.69 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:17:59,234 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:17:59,974 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-07-10 06:18:05,136 WARN L205 SmtUtils]: Spent 4.74 s on a formula simplification that was a NOOP. DAG size: 80 [2021-07-10 06:18:06,431 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-07-10 06:18:07,120 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-07-10 06:18:10,234 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 76 [2021-07-10 06:18:11,953 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 198 [2021-07-10 06:18:17,234 WARN L205 SmtUtils]: Spent 4.97 s on a formula simplification that was a NOOP. DAG size: 83 [2021-07-10 06:18:23,111 WARN L205 SmtUtils]: Spent 2.78 s on a formula simplification that was a NOOP. DAG size: 82 [2021-07-10 06:18:24,914 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 205 [2021-07-10 06:18:30,193 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 424 [2021-07-10 06:18:35,991 WARN L205 SmtUtils]: Spent 5.37 s on a formula simplification. DAG size of input: 426 DAG size of output: 425 [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:36,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:36,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:36,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:36,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:36,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:36,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:36,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:36,265 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1786 [2021-07-10 06:18:36,265 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:18:36,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:18:36,266 INFO L82 PathProgramCache]: Analyzing trace with hash 1943741852, now seen corresponding path program 31 times [2021-07-10 06:18:36,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:18:36,266 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419332903] [2021-07-10 06:18:36,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:18:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:36,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4506 backedges. 1268 proven. 2500 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2021-07-10 06:18:36,776 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:18:36,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419332903] [2021-07-10 06:18:36,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419332903] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:36,776 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93548946] [2021-07-10 06:18:36,776 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:36,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 73 conjunts are in the unsatisfiable core [2021-07-10 06:18:36,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:18:37,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4506 backedges. 2465 proven. 1458 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-07-10 06:18:37,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93548946] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:37,948 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:18:37,948 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 29] total 59 [2021-07-10 06:18:37,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234920855] [2021-07-10 06:18:37,948 INFO L462 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-07-10 06:18:37,948 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:18:37,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-07-10 06:18:37,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=800, Invalid=2740, Unknown=0, NotChecked=0, Total=3540 [2021-07-10 06:18:37,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:37,949 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:18:37,949 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 4.633333333333334) internal successors, (278), 59 states have internal predecessors, (278), 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) [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:37,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:40,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:40,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:40,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2606 [2021-07-10 06:18:40,433 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:18:40,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:18:40,433 INFO L82 PathProgramCache]: Analyzing trace with hash -79737858, now seen corresponding path program 32 times [2021-07-10 06:18:40,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:18:40,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357171006] [2021-07-10 06:18:40,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:18:40,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:40,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4565 backedges. 1268 proven. 2559 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2021-07-10 06:18:40,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:18:40,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357171006] [2021-07-10 06:18:40,960 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357171006] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:40,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853638224] [2021-07-10 06:18:40,960 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:41,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 06:18:41,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:18:41,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 603 conjuncts, 74 conjunts are in the unsatisfiable core [2021-07-10 06:18:41,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:18:42,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4565 backedges. 2434 proven. 1550 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-07-10 06:18:42,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853638224] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:42,140 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:18:42,140 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 30] total 61 [2021-07-10 06:18:42,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720170057] [2021-07-10 06:18:42,140 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-07-10 06:18:42,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:18:42,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-07-10 06:18:42,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=858, Invalid=2924, Unknown=0, NotChecked=0, Total=3782 [2021-07-10 06:18:42,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:42,141 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:18:42,141 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 4.580645161290323) internal successors, (284), 61 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) [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:42,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:42,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:42,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:44,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:44,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:44,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:18:44,887 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2607,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:44,887 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:18:44,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:18:44,887 INFO L82 PathProgramCache]: Analyzing trace with hash 976445920, now seen corresponding path program 33 times [2021-07-10 06:18:44,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:18:44,888 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977721433] [2021-07-10 06:18:44,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:18:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:45,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 1642 proven. 2519 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2021-07-10 06:18:45,533 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:18:45,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977721433] [2021-07-10 06:18:45,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977721433] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:45,533 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898044450] [2021-07-10 06:18:45,533 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:46,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 71 check-sat command(s) [2021-07-10 06:18:46,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:18:46,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 583 conjuncts, 85 conjunts are in the unsatisfiable core [2021-07-10 06:18:46,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:18:47,395 INFO L134 CoverageAnalysis]: Checked inductivity of 4626 backedges. 2042 proven. 1743 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2021-07-10 06:18:47,396 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898044450] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:47,396 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:18:47,396 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 28] total 68 [2021-07-10 06:18:47,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000431214] [2021-07-10 06:18:47,396 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-07-10 06:18:47,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:18:47,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-07-10 06:18:47,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=852, Invalid=3840, Unknown=0, NotChecked=0, Total=4692 [2021-07-10 06:18:47,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:47,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:18:47,397 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 4.246376811594203) internal successors, (293), 68 states have internal predecessors, (293), 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) [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:47,397 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:18:47,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:51,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:51,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:18:51,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:18:51,589 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2608,35 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:51,589 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:18:51,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:18:51,590 INFO L82 PathProgramCache]: Analyzing trace with hash -1510256304, now seen corresponding path program 34 times [2021-07-10 06:18:51,590 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:18:51,590 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347916078] [2021-07-10 06:18:51,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:18:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:52,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3918 backedges. 1198 proven. 2106 refuted. 0 times theorem prover too weak. 614 trivial. 0 not checked. [2021-07-10 06:18:52,204 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:18:52,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347916078] [2021-07-10 06:18:52,204 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347916078] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:52,204 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [336829638] [2021-07-10 06:18:52,204 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:52,296 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 06:18:52,296 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:18:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 69 conjunts are in the unsatisfiable core [2021-07-10 06:18:52,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:18:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3918 backedges. 1694 proven. 1535 refuted. 0 times theorem prover too weak. 689 trivial. 0 not checked. [2021-07-10 06:18:53,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [336829638] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:53,507 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:18:53,507 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 32] total 68 [2021-07-10 06:18:53,507 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324993258] [2021-07-10 06:18:53,508 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-07-10 06:18:53,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:18:53,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-07-10 06:18:53,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=970, Invalid=3722, Unknown=0, NotChecked=0, Total=4692 [2021-07-10 06:18:53,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:53,509 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:18:53,509 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 4.260869565217392) internal successors, (294), 68 states have internal predecessors, (294), 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) [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:53,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:18:53,510 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:18:57,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:18:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:18:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:18:57,315 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2609,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:18:57,316 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:18:57,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:18:57,316 INFO L82 PathProgramCache]: Analyzing trace with hash 907796306, now seen corresponding path program 35 times [2021-07-10 06:18:57,316 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:18:57,316 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424698226] [2021-07-10 06:18:57,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:18:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:18:57,892 INFO L134 CoverageAnalysis]: Checked inductivity of 5301 backedges. 1696 proven. 2329 refuted. 0 times theorem prover too weak. 1276 trivial. 0 not checked. [2021-07-10 06:18:57,892 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:18:57,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424698226] [2021-07-10 06:18:57,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424698226] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:18:57,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322924710] [2021-07-10 06:18:57,892 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:19:45,322 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 78 check-sat command(s) [2021-07-10 06:19:45,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:19:45,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 648 conjuncts, 104 conjunts are in the unsatisfiable core [2021-07-10 06:19:45,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:19:46,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5301 backedges. 2002 proven. 2699 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2021-07-10 06:19:46,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322924710] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:19:46,976 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:19:46,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 42] total 77 [2021-07-10 06:19:46,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381234472] [2021-07-10 06:19:46,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-07-10 06:19:46,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:19:46,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-07-10 06:19:46,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1148, Invalid=4858, Unknown=0, NotChecked=0, Total=6006 [2021-07-10 06:19:46,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:19:46,978 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:19:46,978 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 78 states, 78 states have (on average 4.32051282051282) internal successors, (337), 77 states have internal predecessors, (337), 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) [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:19:46,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:19:46,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:19:50,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:19:50,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:19:50,372 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2610 [2021-07-10 06:19:50,373 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:19:50,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:19:50,373 INFO L82 PathProgramCache]: Analyzing trace with hash 507260980, now seen corresponding path program 36 times [2021-07-10 06:19:50,373 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:19:50,374 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431437578] [2021-07-10 06:19:50,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:19:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:19:51,053 INFO L134 CoverageAnalysis]: Checked inductivity of 5368 backedges. 1696 proven. 2934 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2021-07-10 06:19:51,053 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:19:51,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431437578] [2021-07-10 06:19:51,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431437578] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:19:51,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [387074589] [2021-07-10 06:19:51,054 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:19:53,772 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 79 check-sat command(s) [2021-07-10 06:19:53,772 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 06:19:53,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 653 conjuncts, 92 conjunts are in the unsatisfiable core [2021-07-10 06:19:53,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:19:54,976 INFO L134 CoverageAnalysis]: Checked inductivity of 5368 backedges. 2008 proven. 2300 refuted. 0 times theorem prover too weak. 1060 trivial. 0 not checked. [2021-07-10 06:19:54,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [387074589] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:19:54,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:19:54,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 29] total 64 [2021-07-10 06:19:54,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997518940] [2021-07-10 06:19:54,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-07-10 06:19:54,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:19:54,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-07-10 06:19:54,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=931, Invalid=3229, Unknown=0, NotChecked=0, Total=4160 [2021-07-10 06:19:54,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:19:54,978 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:19:54,978 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 4.523076923076923) internal successors, (294), 64 states have internal predecessors, (294), 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) [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:19:54,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:19:54,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:20:00,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:20:00,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:20:00,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2021-07-10 06:20:00,467 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2611 [2021-07-10 06:20:00,467 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 06:20:00,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 06:20:00,467 INFO L82 PathProgramCache]: Analyzing trace with hash 1011266272, now seen corresponding path program 37 times [2021-07-10 06:20:00,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 06:20:00,468 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270944818] [2021-07-10 06:20:00,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 06:20:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:20:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 43940 backedges. 22762 proven. 18841 refuted. 0 times theorem prover too weak. 2337 trivial. 0 not checked. [2021-07-10 06:20:01,518 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 06:20:01,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270944818] [2021-07-10 06:20:01,518 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270944818] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:20:01,518 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821982616] [2021-07-10 06:20:01,518 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:20:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 06:20:01,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 1701 conjuncts, 186 conjunts are in the unsatisfiable core [2021-07-10 06:20:01,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 06:20:03,809 INFO L134 CoverageAnalysis]: Checked inductivity of 43940 backedges. 30496 proven. 9441 refuted. 0 times theorem prover too weak. 4003 trivial. 0 not checked. [2021-07-10 06:20:03,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821982616] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 06:20:03,809 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 06:20:03,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 72 [2021-07-10 06:20:03,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599717936] [2021-07-10 06:20:03,810 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-07-10 06:20:03,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 06:20:03,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-07-10 06:20:03,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1041, Invalid=4215, Unknown=0, NotChecked=0, Total=5256 [2021-07-10 06:20:03,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:20:03,811 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 06:20:03,811 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 5.287671232876712) internal successors, (386), 72 states have internal predecessors, (386), 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) [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:03,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 120 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 126 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 157 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2021-07-10 06:20:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 06:20:06,121 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 81 [2021-07-10 06:20:13,610 WARN L205 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 431 [2021-07-10 06:20:21,594 WARN L205 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 433 DAG size of output: 432 [2021-07-10 06:20:26,245 WARN L205 SmtUtils]: Spent 3.22 s on a formula simplification that was a NOOP. DAG size: 436 [2021-07-10 06:20:34,647 WARN L205 SmtUtils]: Spent 7.19 s on a formula simplification. DAG size of input: 446 DAG size of output: 441 [2021-07-10 06:20:37,644 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 437 [2021-07-10 06:20:42,457 WARN L205 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2021-07-10 06:20:47,187 WARN L227 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2021-07-10 06:20:47,388 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2612,39 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 06:20:47,388 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:120) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.simplify.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:184) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:173) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:140) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:200) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.search(SleepSetNewStateReduction.java:159) at de.uni_freiburg.informatik.ultimate.automata.partialorder.SleepSetNewStateReduction.(SleepSetNewStateReduction.java:111) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:182) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:193) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:374) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:69) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:63) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:367) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:238) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:238) ... 59 more [2021-07-10 06:20:47,392 INFO L168 Benchmark]: Toolchain (without parser) took 489162.13 ms. Allocated memory was 194.0 MB in the beginning and 842.0 MB in the end (delta: 648.0 MB). Free memory was 172.8 MB in the beginning and 235.7 MB in the end (delta: -63.0 MB). Peak memory consumption was 586.4 MB. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 194.0 MB. Free memory is still 173.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.00 ms. Allocated memory is still 194.0 MB. Free memory was 172.6 MB in the beginning and 171.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 INFO L168 Benchmark]: Boogie Preprocessor took 11.33 ms. Allocated memory is still 194.0 MB. Free memory was 171.1 MB in the beginning and 170.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 INFO L168 Benchmark]: RCFGBuilder took 207.67 ms. Allocated memory is still 194.0 MB. Free memory was 170.0 MB in the beginning and 156.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 INFO L168 Benchmark]: TraceAbstraction took 488921.54 ms. Allocated memory was 194.0 MB in the beginning and 842.0 MB in the end (delta: 648.0 MB). Free memory was 155.8 MB in the beginning and 235.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 569.6 MB. Max. memory is 8.0 GB. [2021-07-10 06:20:47,392 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 0.11 ms. Allocated memory is still 194.0 MB. Free memory is still 173.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.00 ms. Allocated memory is still 194.0 MB. Free memory was 172.6 MB in the beginning and 171.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.33 ms. Allocated memory is still 194.0 MB. Free memory was 171.1 MB in the beginning and 170.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 207.67 ms. Allocated memory is still 194.0 MB. Free memory was 170.0 MB in the beginning and 156.4 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 488921.54 ms. Allocated memory was 194.0 MB in the beginning and 842.0 MB in the end (delta: 648.0 MB). Free memory was 155.8 MB in the beginning and 235.7 MB in the end (delta: -79.9 MB). Peak memory consumption was 569.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...