/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-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-4.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 03:59:56,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 03:59:56,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 03:59:56,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 03:59:56,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 03:59:56,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 03:59:56,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 03:59:56,999 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-NewStatesSleep-NoLbe.epf [2021-07-14 03:59:57,014 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 03:59:57,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 03:59:57,015 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 03:59:57,015 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 03:59:57,016 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 03:59:57,016 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 03:59:57,016 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 03:59:57,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 03:59:57,016 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 03:59:57,017 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 03:59:57,018 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 03:59:57,018 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 03:59:57,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 03:59:57,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 03:59:57,029 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 03:59:57,029 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 03:59:57,029 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 03:59:57,029 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 03:59:57,029 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 03:59:57,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 03:59:57,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 03:59:57,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 03:59:57,286 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 03:59:57,288 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 03:59:57,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-4.wvr.bpl [2021-07-14 03:59:57,289 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/mult-4.wvr.bpl' [2021-07-14 03:59:57,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 03:59:57,318 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 03:59:57,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 03:59:57,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 03:59:57,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 03:59:57,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,344 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 03:59:57,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 03:59:57,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 03:59:57,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 03:59:57,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/1) ... [2021-07-14 03:59:57,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 03:59:57,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 03:59:57,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 03:59:57,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 03:59:57,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (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 [2021-07-14 03:59:57,429 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 03:59:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 03:59:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 03:59:57,429 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 03:59:57,429 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 03:59:57,429 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 03:59:57,430 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 03:59:57,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 03:59:57,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 03:59:57,430 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 03:59:57,431 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 03:59:57,431 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 03:59:57,432 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-14 03:59:57,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-14 03:59:57,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-14 03:59:57,433 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 03:59:57,706 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 03:59:57,706 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 03:59:57,708 INFO L202 PluginConnector]: Adding new model mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:59:57 BoogieIcfgContainer [2021-07-14 03:59:57,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 03:59:57,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 03:59:57,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 03:59:57,711 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 03:59:57,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 03:59:57" (1/2) ... [2021-07-14 03:59:57,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f2d86b and model type mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:59:57, skipping insertion in model container [2021-07-14 03:59:57,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:59:57" (2/2) ... [2021-07-14 03:59:57,713 INFO L111 eAbstractionObserver]: Analyzing ICFG mult-4.wvr.bpl [2021-07-14 03:59:57,717 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 03:59:57,717 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 03:59:57,717 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 03:59:57,718 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 03:59:57,775 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-14 03:59:57,791 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 [2021-07-14 03:59:57,842 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 03:59:57,843 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 03:59:57,843 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 03:59:57,843 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 03:59:57,843 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 03:59:57,843 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 03:59:57,843 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 03:59:57,843 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 03:59:57,982 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:59:57,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:59:57,985 INFO L82 PathProgramCache]: Analyzing trace with hash -491654434, now seen corresponding path program 1 times [2021-07-14 03:59:57,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:59:57,991 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164129625] [2021-07-14 03:59:57,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:59:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:59:58,112 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 03:59:58,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:59:58,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164129625] [2021-07-14 03:59:58,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164129625] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 03:59:58,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 03:59:58,113 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 03:59:58,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502785635] [2021-07-14 03:59:58,116 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 03:59:58,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:59:58,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 03:59:58,125 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-07-14 03:59:58,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:58,126 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:59:58,127 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-07-14 03:59:58,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:58,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:59:58,154 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 03:59:58,154 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:59:58,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:59:58,154 INFO L82 PathProgramCache]: Analyzing trace with hash 2094735008, now seen corresponding path program 2 times [2021-07-14 03:59:58,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:59:58,155 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082741527] [2021-07-14 03:59:58,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:59:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:59:58,274 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 03:59:58,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:59:58,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082741527] [2021-07-14 03:59:58,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082741527] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:59:58,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [49124151] [2021-07-14 03:59:58,275 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 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 [2021-07-14 03:59:58,318 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 03:59:58,318 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:59:58,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 03:59:58,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:59:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 03:59:58,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [49124151] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:59:58,490 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:59:58,490 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 13 [2021-07-14 03:59:58,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744180316] [2021-07-14 03:59:58,492 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 03:59:58,492 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:59:58,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 03:59:58,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-07-14 03:59:58,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:58,493 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:59:58,493 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.428571428571429) internal successors, (62), 13 states have internal predecessors, (62), 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) [2021-07-14 03:59:58,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:59:58,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:58,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:59:58,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 03:59:59,092 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:59:59,093 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:59:59,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:59:59,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1913291184, now seen corresponding path program 3 times [2021-07-14 03:59:59,094 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:59:59,094 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970603207] [2021-07-14 03:59:59,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:59:59,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:59:59,214 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-07-14 03:59:59,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:59:59,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970603207] [2021-07-14 03:59:59,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970603207] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:59:59,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280445672] [2021-07-14 03:59:59,215 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 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 [2021-07-14 03:59:59,271 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 03:59:59,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:59:59,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2021-07-14 03:59:59,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 03:59:59,443 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-07-14 03:59:59,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1280445672] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:59:59,443 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 03:59:59,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 13 [2021-07-14 03:59:59,444 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190647923] [2021-07-14 03:59:59,444 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-07-14 03:59:59,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 03:59:59,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-07-14 03:59:59,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2021-07-14 03:59:59,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:59,445 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 03:59:59,445 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 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) [2021-07-14 03:59:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:59:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 03:59:59,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 03:59:59,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 03:59:59,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 03:59:59,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 03:59:59,824 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 03:59:59,825 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 03:59:59,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 03:59:59,825 INFO L82 PathProgramCache]: Analyzing trace with hash 1121032816, now seen corresponding path program 4 times [2021-07-14 03:59:59,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 03:59:59,826 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268026668] [2021-07-14 03:59:59,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 03:59:59,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 03:59:59,926 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-07-14 03:59:59,926 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 03:59:59,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268026668] [2021-07-14 03:59:59,926 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268026668] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 03:59:59,926 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952619995] [2021-07-14 03:59:59,927 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 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 [2021-07-14 03:59:59,965 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 03:59:59,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 03:59:59,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 03:59:59,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-07-14 04:00:00,142 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952619995] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:00,142 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:00,142 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-07-14 04:00:00,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477294498] [2021-07-14 04:00:00,142 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 04:00:00,142 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:00,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 04:00:00,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-07-14 04:00:00,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:00,143 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:00,143 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.5555555555555554) internal successors, (64), 17 states have internal predecessors, (64), 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) [2021-07-14 04:00:00,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:00,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:00,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:00,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:00,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:00,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:00,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:00,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 04:00:00,905 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:00,905 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:00,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:00,906 INFO L82 PathProgramCache]: Analyzing trace with hash -1666743048, now seen corresponding path program 5 times [2021-07-14 04:00:00,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:00,906 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18471394] [2021-07-14 04:00:00,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-07-14 04:00:01,017 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:01,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18471394] [2021-07-14 04:00:01,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18471394] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:01,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [255289235] [2021-07-14 04:00:01,018 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 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 [2021-07-14 04:00:01,068 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 04:00:01,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:01,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 14 conjunts are in the unsatisfiable core [2021-07-14 04:00:01,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 19 proven. 25 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-07-14 04:00:01,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [255289235] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:01,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:01,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2021-07-14 04:00:01,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200044821] [2021-07-14 04:00:01,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-14 04:00:01,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:01,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-14 04:00:01,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=424, Unknown=0, NotChecked=0, Total=506 [2021-07-14 04:00:01,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:01,342 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:01,342 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.4782608695652173) internal successors, (80), 22 states have internal predecessors, (80), 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) [2021-07-14 04:00:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 04:00:01,343 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 04:00:02,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:02,525 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:02,525 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:02,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:02,525 INFO L82 PathProgramCache]: Analyzing trace with hash 213703426, now seen corresponding path program 6 times [2021-07-14 04:00:02,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:02,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747554155] [2021-07-14 04:00:02,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:02,621 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-07-14 04:00:02,621 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:02,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747554155] [2021-07-14 04:00:02,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747554155] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:02,623 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776194345] [2021-07-14 04:00:02,623 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 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 [2021-07-14 04:00:02,667 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 04:00:02,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:02,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-14 04:00:02,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 9 proven. 34 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-07-14 04:00:02,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776194345] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:02,877 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:02,877 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10] total 17 [2021-07-14 04:00:02,877 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043785292] [2021-07-14 04:00:02,878 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-14 04:00:02,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:02,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-14 04:00:02,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-07-14 04:00:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:02,879 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:02,879 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 4.388888888888889) internal successors, (79), 17 states have internal predecessors, (79), 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) [2021-07-14 04:00:02,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:02,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:02,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:02,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 04:00:02,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:02,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:03,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:03,708 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:03,708 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:03,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:03,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1761588044, now seen corresponding path program 7 times [2021-07-14 04:00:03,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:03,709 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490274453] [2021-07-14 04:00:03,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 25 proven. 99 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-07-14 04:00:03,909 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:03,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490274453] [2021-07-14 04:00:03,909 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490274453] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:03,909 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25011927] [2021-07-14 04:00:03,910 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 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 [2021-07-14 04:00:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:03,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-14 04:00:03,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 91 proven. 62 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-07-14 04:00:04,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25011927] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:04,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:04,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 34 [2021-07-14 04:00:04,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431190776] [2021-07-14 04:00:04,387 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-14 04:00:04,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:04,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-14 04:00:04,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=1022, Unknown=0, NotChecked=0, Total=1190 [2021-07-14 04:00:04,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:04,393 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:04,393 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 3.1714285714285713) internal successors, (111), 34 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:04,393 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:05,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:05,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:06,020 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:06,021 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:06,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:06,021 INFO L82 PathProgramCache]: Analyzing trace with hash -803753516, now seen corresponding path program 8 times [2021-07-14 04:00:06,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:06,021 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146771250] [2021-07-14 04:00:06,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:06,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 62 proven. 109 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-07-14 04:00:06,200 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:06,200 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146771250] [2021-07-14 04:00:06,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146771250] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:06,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [468958714] [2021-07-14 04:00:06,202 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 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 [2021-07-14 04:00:06,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:00:06,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:06,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 04:00:06,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:06,653 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 94 proven. 68 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-07-14 04:00:06,653 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [468958714] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:06,654 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:06,654 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 34 [2021-07-14 04:00:06,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534866845] [2021-07-14 04:00:06,654 INFO L462 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-07-14 04:00:06,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:06,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-07-14 04:00:06,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=185, Invalid=1005, Unknown=0, NotChecked=0, Total=1190 [2021-07-14 04:00:06,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:06,655 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:06,655 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 3.085714285714286) internal successors, (108), 34 states have internal predecessors, (108), 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) [2021-07-14 04:00:06,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:06,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:06,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:06,655 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:06,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:06,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:06,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:06,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:07,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-07-14 04:00:08,057 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-07-14 04:00:08,057 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:08,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:08,057 INFO L82 PathProgramCache]: Analyzing trace with hash 1709380702, now seen corresponding path program 9 times [2021-07-14 04:00:08,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:08,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570959381] [2021-07-14 04:00:08,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:08,186 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 26 proven. 189 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-07-14 04:00:08,186 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:08,186 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570959381] [2021-07-14 04:00:08,187 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570959381] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:08,187 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21879970] [2021-07-14 04:00:08,187 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 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 [2021-07-14 04:00:08,237 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-07-14 04:00:08,237 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:08,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 04:00:08,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:08,648 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 85 proven. 51 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-07-14 04:00:08,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21879970] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:08,649 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:08,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 15] total 27 [2021-07-14 04:00:08,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436501317] [2021-07-14 04:00:08,649 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-14 04:00:08,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:08,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-14 04:00:08,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=658, Unknown=0, NotChecked=0, Total=756 [2021-07-14 04:00:08,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:08,650 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:08,650 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.071428571428571) internal successors, (114), 27 states have internal predecessors, (114), 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) [2021-07-14 04:00:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:08,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-07-14 04:00:08,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:09,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:09,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:09,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:09,829 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:09,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:09,830 INFO L82 PathProgramCache]: Analyzing trace with hash -2074820762, now seen corresponding path program 10 times [2021-07-14 04:00:09,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:09,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829096166] [2021-07-14 04:00:09,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 196 proven. 139 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-07-14 04:00:10,376 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:10,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829096166] [2021-07-14 04:00:10,376 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829096166] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:10,376 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289598854] [2021-07-14 04:00:10,376 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 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 [2021-07-14 04:00:10,431 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:00:10,431 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:10,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 04:00:10,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 121 proven. 133 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-07-14 04:00:10,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289598854] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:10,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:10,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 22] total 48 [2021-07-14 04:00:10,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121184540] [2021-07-14 04:00:10,988 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-07-14 04:00:10,988 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:10,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-07-14 04:00:10,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=2028, Unknown=0, NotChecked=0, Total=2352 [2021-07-14 04:00:10,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:10,989 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:10,989 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.6122448979591835) internal successors, (128), 48 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) [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:10,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:10,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:10,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:10,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:10,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:13,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:13,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:13,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:13,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:13,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:13,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-14 04:00:13,717 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:13,717 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:13,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:13,718 INFO L82 PathProgramCache]: Analyzing trace with hash 592149688, now seen corresponding path program 11 times [2021-07-14 04:00:13,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:13,719 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057395859] [2021-07-14 04:00:13,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 148 proven. 192 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2021-07-14 04:00:14,055 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:14,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057395859] [2021-07-14 04:00:14,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057395859] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:14,055 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495896198] [2021-07-14 04:00:14,055 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 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 [2021-07-14 04:00:14,117 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-07-14 04:00:14,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:14,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 30 conjunts are in the unsatisfiable core [2021-07-14 04:00:14,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 268 proven. 169 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2021-07-14 04:00:15,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495896198] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:15,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:15,052 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 30] total 58 [2021-07-14 04:00:15,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248710192] [2021-07-14 04:00:15,052 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-07-14 04:00:15,052 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:15,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-07-14 04:00:15,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=2966, Unknown=0, NotChecked=0, Total=3422 [2021-07-14 04:00:15,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:15,054 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:15,054 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 2.5254237288135593) internal successors, (149), 58 states have internal predecessors, (149), 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) [2021-07-14 04:00:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-07-14 04:00:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:18,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:18,285 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-07-14 04:00:18,285 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:18,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:18,309 INFO L82 PathProgramCache]: Analyzing trace with hash -2055286014, now seen corresponding path program 12 times [2021-07-14 04:00:18,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:18,309 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780883548] [2021-07-14 04:00:18,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:18,817 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 196 proven. 201 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-07-14 04:00:18,818 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:18,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780883548] [2021-07-14 04:00:18,818 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780883548] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:18,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [639057840] [2021-07-14 04:00:18,818 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 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 [2021-07-14 04:00:18,888 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2021-07-14 04:00:18,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:18,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 27 conjunts are in the unsatisfiable core [2021-07-14 04:00:18,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:19,502 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 227 proven. 141 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-07-14 04:00:19,502 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [639057840] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:19,502 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:19,502 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 25] total 46 [2021-07-14 04:00:19,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654856676] [2021-07-14 04:00:19,503 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-07-14 04:00:19,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:19,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-07-14 04:00:19,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=1782, Unknown=0, NotChecked=0, Total=2162 [2021-07-14 04:00:19,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:19,504 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:19,504 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.8297872340425534) internal successors, (133), 46 states have internal predecessors, (133), 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) [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:19,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:22,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:22,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:22,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:22,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:22,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:23,001 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:23,001 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:23,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:23,001 INFO L82 PathProgramCache]: Analyzing trace with hash -61055148, now seen corresponding path program 13 times [2021-07-14 04:00:23,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:23,001 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244626568] [2021-07-14 04:00:23,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 198 proven. 333 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2021-07-14 04:00:23,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:23,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244626568] [2021-07-14 04:00:23,373 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244626568] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:23,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1117777344] [2021-07-14 04:00:23,373 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 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 [2021-07-14 04:00:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:23,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-14 04:00:23,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:24,531 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 254 proven. 308 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2021-07-14 04:00:24,531 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1117777344] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:24,531 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:24,531 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 33] total 64 [2021-07-14 04:00:24,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890043030] [2021-07-14 04:00:24,532 INFO L462 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-07-14 04:00:24,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:24,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-07-14 04:00:24,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=582, Invalid=3578, Unknown=0, NotChecked=0, Total=4160 [2021-07-14 04:00:24,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:24,533 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:24,533 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 2.5692307692307694) internal successors, (167), 64 states have internal predecessors, (167), 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) [2021-07-14 04:00:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:24,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:24,534 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:27,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-14 04:00:28,062 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-07-14 04:00:28,062 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:28,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:28,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1397992100, now seen corresponding path program 14 times [2021-07-14 04:00:28,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:28,063 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384628713] [2021-07-14 04:00:28,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 196 proven. 382 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-07-14 04:00:28,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:28,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384628713] [2021-07-14 04:00:28,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384628713] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:28,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1145517731] [2021-07-14 04:00:28,668 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 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 [2021-07-14 04:00:28,739 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 04:00:28,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:28,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 36 conjunts are in the unsatisfiable core [2021-07-14 04:00:28,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:29,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 403 proven. 256 refuted. 0 times theorem prover too weak. 402 trivial. 0 not checked. [2021-07-14 04:00:29,966 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1145517731] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:29,966 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:29,966 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 71 [2021-07-14 04:00:29,967 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629926939] [2021-07-14 04:00:29,967 INFO L462 AbstractCegarLoop]: Interpolant automaton has 72 states [2021-07-14 04:00:29,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:29,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2021-07-14 04:00:29,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=673, Invalid=4439, Unknown=0, NotChecked=0, Total=5112 [2021-07-14 04:00:29,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:29,968 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:29,968 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 72 states, 72 states have (on average 2.5) internal successors, (180), 71 states have internal predecessors, (180), 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) [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-14 04:00:29,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:33,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-07-14 04:00:33,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 04:00:33,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 04:00:33,764 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:33,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:33,764 INFO L82 PathProgramCache]: Analyzing trace with hash 731890144, now seen corresponding path program 15 times [2021-07-14 04:00:33,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:33,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036754270] [2021-07-14 04:00:33,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:00:35,433 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 799 proven. 336 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 04:00:35,433 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:00:35,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036754270] [2021-07-14 04:00:35,433 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036754270] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:35,433 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2143053149] [2021-07-14 04:00:35,433 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 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 [2021-07-14 04:00:35,505 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-07-14 04:00:35,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:00:35,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 35 conjunts are in the unsatisfiable core [2021-07-14 04:00:35,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:00:36,770 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 322 proven. 266 refuted. 0 times theorem prover too weak. 549 trivial. 0 not checked. [2021-07-14 04:00:36,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2143053149] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:00:36,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:00:36,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [69, 33] total 95 [2021-07-14 04:00:36,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981023579] [2021-07-14 04:00:36,771 INFO L462 AbstractCegarLoop]: Interpolant automaton has 96 states [2021-07-14 04:00:36,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:00:36,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2021-07-14 04:00:36,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1025, Invalid=8095, Unknown=0, NotChecked=0, Total=9120 [2021-07-14 04:00:36,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:36,774 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:00:36,774 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 96 states, 96 states have (on average 2.3541666666666665) internal successors, (226), 95 states have internal predecessors, (226), 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) [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 76 states. [2021-07-14 04:00:36,774 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-07-14 04:00:36,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 04:00:36,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:00:54,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:00:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:00:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:00:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:00:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:00:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2021-07-14 04:00:54,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-07-14 04:00:54,301 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:00:54,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:00:54,301 INFO L82 PathProgramCache]: Analyzing trace with hash 286711276, now seen corresponding path program 16 times [2021-07-14 04:00:54,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:00:54,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473813019] [2021-07-14 04:00:54,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:00:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:01:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 26817 backedges. 23629 proven. 2931 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-07-14 04:01:10,165 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:01:10,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473813019] [2021-07-14 04:01:10,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473813019] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:01:10,165 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057903741] [2021-07-14 04:01:10,165 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 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 [2021-07-14 04:01:10,410 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 04:01:10,411 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:01:10,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 1431 conjuncts, 211 conjunts are in the unsatisfiable core [2021-07-14 04:01:10,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:01:27,760 INFO L134 CoverageAnalysis]: Checked inductivity of 26817 backedges. 24126 proven. 2060 refuted. 0 times theorem prover too weak. 631 trivial. 0 not checked. [2021-07-14 04:01:27,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057903741] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:01:27,760 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:01:27,760 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [200, 125] total 324 [2021-07-14 04:01:27,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216812288] [2021-07-14 04:01:27,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 325 states [2021-07-14 04:01:27,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:01:27,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 325 interpolants. [2021-07-14 04:01:27,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19687, Invalid=85613, Unknown=0, NotChecked=0, Total=105300 [2021-07-14 04:01:27,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:01:27,772 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:01:27,772 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 325 states, 325 states have (on average 2.6276923076923078) internal successors, (854), 324 states have internal predecessors, (854), 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) [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2021-07-14 04:01:27,773 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:02:50,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:02:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:02:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:02:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:02:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 377 states. [2021-07-14 04:02:50,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 420 states. [2021-07-14 04:02:50,728 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-07-14 04:02:50,728 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:02:50,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:02:50,729 INFO L82 PathProgramCache]: Analyzing trace with hash -762257088, now seen corresponding path program 17 times [2021-07-14 04:02:50,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:02:50,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083618053] [2021-07-14 04:02:50,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:02:51,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:03:28,488 INFO L134 CoverageAnalysis]: Checked inductivity of 45545 backedges. 37395 proven. 7921 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2021-07-14 04:03:28,489 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:03:28,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083618053] [2021-07-14 04:03:28,489 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083618053] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:03:28,489 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295391362] [2021-07-14 04:03:28,489 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 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 [2021-07-14 04:03:29,114 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 164 check-sat command(s) [2021-07-14 04:03:29,114 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:03:29,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 2048 conjuncts, 274 conjunts are in the unsatisfiable core [2021-07-14 04:03:29,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:04:32,605 INFO L134 CoverageAnalysis]: Checked inductivity of 45545 backedges. 26411 proven. 11989 refuted. 0 times theorem prover too weak. 7145 trivial. 0 not checked. [2021-07-14 04:04:32,606 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295391362] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:04:32,606 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:04:32,606 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [357, 274] total 630 [2021-07-14 04:04:32,606 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906433894] [2021-07-14 04:04:32,607 INFO L462 AbstractCegarLoop]: Interpolant automaton has 631 states [2021-07-14 04:04:32,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:04:32,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 631 interpolants. [2021-07-14 04:04:32,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42692, Invalid=354838, Unknown=0, NotChecked=0, Total=397530 [2021-07-14 04:04:32,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:04:32,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:04:32,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 631 states, 631 states have (on average 2.0475435816164818) internal successors, (1292), 630 states have internal predecessors, (1292), 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) [2021-07-14 04:04:32,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:04:32,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:04:32,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:04:32,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 377 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 420 states. [2021-07-14 04:04:32,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 377 states. [2021-07-14 04:07:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 420 states. [2021-07-14 04:07:41,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 533 states. [2021-07-14 04:07:42,150 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-14 04:07:42,150 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 04:07:42,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 04:07:42,151 INFO L82 PathProgramCache]: Analyzing trace with hash -463779334, now seen corresponding path program 18 times [2021-07-14 04:07:42,151 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 04:07:42,151 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693034373] [2021-07-14 04:07:42,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 04:07:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 04:07:53,478 INFO L134 CoverageAnalysis]: Checked inductivity of 61950 backedges. 668 proven. 53627 refuted. 0 times theorem prover too weak. 7655 trivial. 0 not checked. [2021-07-14 04:07:53,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 04:07:53,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693034373] [2021-07-14 04:07:53,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693034373] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:07:53,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000503056] [2021-07-14 04:07:53,479 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 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 [2021-07-14 04:07:53,719 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 63 check-sat command(s) [2021-07-14 04:07:53,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 04:07:53,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-14 04:07:53,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 04:07:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 61950 backedges. 1237 proven. 2875 refuted. 0 times theorem prover too weak. 57838 trivial. 0 not checked. [2021-07-14 04:07:59,617 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000503056] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 04:07:59,617 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 04:07:59,617 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [167, 36] total 202 [2021-07-14 04:07:59,617 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272946275] [2021-07-14 04:07:59,618 INFO L462 AbstractCegarLoop]: Interpolant automaton has 203 states [2021-07-14 04:07:59,618 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 04:07:59,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 203 interpolants. [2021-07-14 04:07:59,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=694, Invalid=40312, Unknown=0, NotChecked=0, Total=41006 [2021-07-14 04:07:59,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:07:59,620 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 04:07:59,621 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 203 states, 203 states have (on average 3.812807881773399) internal successors, (774), 202 states have internal predecessors, (774), 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) [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 377 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 420 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 533 states. [2021-07-14 04:07:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 04:08:00,787 WARN L205 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 16 [2021-07-14 04:08:01,702 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 17 [2021-07-14 04:08:02,555 WARN L205 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 13 [2021-07-14 04:08:03,418 WARN L205 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 14 [2021-07-14 04:08:04,316 WARN L205 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 495 DAG size of output: 15 [2021-07-14 04:08:05,165 WARN L205 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 16 [2021-07-14 04:08:06,011 WARN L205 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 492 DAG size of output: 15 [2021-07-14 04:08:06,934 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 493 DAG size of output: 16 [2021-07-14 04:08:07,791 WARN L205 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 489 DAG size of output: 15 [2021-07-14 04:08:08,646 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 16 [2021-07-14 04:08:09,554 WARN L205 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 15 [2021-07-14 04:08:10,400 WARN L205 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 487 DAG size of output: 16 [2021-07-14 04:08:11,233 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 15 [2021-07-14 04:08:12,135 WARN L205 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 16 [2021-07-14 04:08:12,965 WARN L205 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 480 DAG size of output: 15 [2021-07-14 04:08:13,807 WARN L205 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 481 DAG size of output: 16 [2021-07-14 04:08:14,698 WARN L205 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 477 DAG size of output: 15 [2021-07-14 04:08:15,551 WARN L205 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 16 [2021-07-14 04:08:16,383 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 15 [2021-07-14 04:08:17,212 WARN L205 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 475 DAG size of output: 16 [2021-07-14 04:08:18,088 WARN L205 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 471 DAG size of output: 15 [2021-07-14 04:08:18,935 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 472 DAG size of output: 16 [2021-07-14 04:08:19,759 WARN L205 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 15 [2021-07-14 04:08:20,646 WARN L205 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 16 [2021-07-14 04:08:21,472 WARN L205 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 15 [2021-07-14 04:08:22,335 WARN L205 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 466 DAG size of output: 16 [2021-07-14 04:08:23,196 WARN L205 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 15 [2021-07-14 04:08:24,034 WARN L205 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 463 DAG size of output: 16 [2021-07-14 04:08:24,858 WARN L205 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 459 DAG size of output: 15 [2021-07-14 04:08:25,722 WARN L205 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 16 [2021-07-14 04:08:26,543 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 456 DAG size of output: 15 [2021-07-14 04:08:27,382 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 457 DAG size of output: 16 [2021-07-14 04:08:28,193 WARN L205 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 15 [2021-07-14 04:08:29,041 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 16 [2021-07-14 04:08:29,853 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 450 DAG size of output: 15 [2021-07-14 04:08:30,673 WARN L205 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 16 [2021-07-14 04:08:31,495 WARN L205 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 15 [2021-07-14 04:08:32,323 WARN L205 SmtUtils]: Spent 637.00 ms on a formula simplification. DAG size of input: 448 DAG size of output: 16 [2021-07-14 04:08:33,137 WARN L205 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 15 [2021-07-14 04:08:33,953 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 16 [2021-07-14 04:08:34,769 WARN L205 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 15 [2021-07-14 04:08:35,594 WARN L205 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 442 DAG size of output: 16 [2021-07-14 04:08:36,400 WARN L205 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 15 [2021-07-14 04:08:37,224 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 439 DAG size of output: 16 [2021-07-14 04:08:38,027 WARN L205 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 15 [2021-07-14 04:08:38,837 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 436 DAG size of output: 16 [2021-07-14 04:08:39,639 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 15 [2021-07-14 04:08:40,461 WARN L205 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 433 DAG size of output: 16 [2021-07-14 04:08:41,266 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 429 DAG size of output: 15 [2021-07-14 04:08:42,078 WARN L205 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 16 [2021-07-14 04:08:42,875 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 426 DAG size of output: 15 [2021-07-14 04:08:43,682 WARN L205 SmtUtils]: Spent 579.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 16 [2021-07-14 04:08:44,475 WARN L205 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 15 [2021-07-14 04:08:45,280 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 424 DAG size of output: 16 [2021-07-14 04:08:46,078 WARN L205 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 420 DAG size of output: 15 [2021-07-14 04:08:46,887 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 16 [2021-07-14 04:08:47,677 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 15 [2021-07-14 04:08:48,474 WARN L205 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 16 [2021-07-14 04:08:49,292 WARN L205 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 15 [2021-07-14 04:08:50,085 WARN L205 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 415 DAG size of output: 16 [2021-07-14 04:08:50,867 WARN L205 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 15 [2021-07-14 04:08:51,673 WARN L205 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 16 [2021-07-14 04:08:52,468 WARN L205 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 408 DAG size of output: 15 [2021-07-14 04:08:53,257 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 16 [2021-07-14 04:08:54,030 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 15 [2021-07-14 04:08:54,825 WARN L205 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 406 DAG size of output: 16 [2021-07-14 04:08:55,603 WARN L205 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 15 [2021-07-14 04:08:56,394 WARN L205 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 403 DAG size of output: 16 [2021-07-14 04:08:57,162 WARN L205 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 15 [2021-07-14 04:08:57,964 WARN L205 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 16 [2021-07-14 04:08:58,741 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 396 DAG size of output: 15 [2021-07-14 04:08:59,551 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 397 DAG size of output: 16 [2021-07-14 04:09:00,318 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 393 DAG size of output: 15 [2021-07-14 04:09:01,101 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 394 DAG size of output: 16 [2021-07-14 04:09:01,867 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 390 DAG size of output: 15 [2021-07-14 04:09:02,654 WARN L205 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 16 [2021-07-14 04:09:03,411 WARN L205 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 15 [2021-07-14 04:09:04,183 WARN L205 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 388 DAG size of output: 16 [2021-07-14 04:09:04,938 WARN L205 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 15 [2021-07-14 04:09:05,712 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 385 DAG size of output: 16 [2021-07-14 04:09:06,466 WARN L205 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 15 [2021-07-14 04:09:07,267 WARN L205 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 16 [2021-07-14 04:09:08,036 WARN L205 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 15 [2021-07-14 04:09:08,807 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 379 DAG size of output: 16 [2021-07-14 04:09:09,553 WARN L205 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 375 DAG size of output: 15 [2021-07-14 04:09:10,319 WARN L205 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 16 [2021-07-14 04:09:11,060 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 372 DAG size of output: 15 [2021-07-14 04:09:11,830 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 16 [2021-07-14 04:09:12,573 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 15 [2021-07-14 04:09:13,330 WARN L205 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 370 DAG size of output: 16 [2021-07-14 04:09:14,080 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 15 [2021-07-14 04:09:14,827 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 367 DAG size of output: 16 [2021-07-14 04:09:15,567 WARN L205 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 15 [2021-07-14 04:09:16,325 WARN L205 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 364 DAG size of output: 16 [2021-07-14 04:09:17,080 WARN L205 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 15 [2021-07-14 04:09:17,842 WARN L205 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 361 DAG size of output: 16 [2021-07-14 04:09:18,573 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 357 DAG size of output: 15 [2021-07-14 04:09:19,323 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 16 [2021-07-14 04:09:20,072 WARN L205 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 354 DAG size of output: 15 [2021-07-14 04:09:20,817 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 16 [2021-07-14 04:09:21,551 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 15 [2021-07-14 04:09:22,302 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 16 [2021-07-14 04:09:23,044 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 348 DAG size of output: 15 [2021-07-14 04:09:23,781 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 16 [2021-07-14 04:09:24,503 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 15 [2021-07-14 04:09:25,230 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 16 [2021-07-14 04:09:25,946 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 15 [2021-07-14 04:09:26,686 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 343 DAG size of output: 16 [2021-07-14 04:09:27,400 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 15 [2021-07-14 04:09:28,120 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 340 DAG size of output: 16 [2021-07-14 04:09:28,846 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 336 DAG size of output: 15 [2021-07-14 04:09:29,589 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 16 [2021-07-14 04:09:30,306 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 15 [2021-07-14 04:09:31,029 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 16 [2021-07-14 04:09:31,743 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 330 DAG size of output: 15 [2021-07-14 04:09:32,468 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 16 [2021-07-14 04:09:33,179 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 15 [2021-07-14 04:09:33,894 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 16 [2021-07-14 04:09:34,598 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 15 [2021-07-14 04:09:35,304 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 325 DAG size of output: 16 [2021-07-14 04:09:36,000 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 15 [2021-07-14 04:09:36,712 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 16 [2021-07-14 04:09:37,409 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 318 DAG size of output: 15 [2021-07-14 04:09:38,103 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 319 DAG size of output: 16 [2021-07-14 04:09:38,811 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 15 [2021-07-14 04:09:39,529 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 16 [2021-07-14 04:09:40,232 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 312 DAG size of output: 15 [2021-07-14 04:09:40,931 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 16 [2021-07-14 04:09:41,625 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 15 [2021-07-14 04:09:42,318 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 16 [2021-07-14 04:09:43,011 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 15 [2021-07-14 04:09:43,725 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 16 [2021-07-14 04:09:44,413 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 15 [2021-07-14 04:09:45,106 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 16 [2021-07-14 04:09:45,793 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 15 [2021-07-14 04:09:46,485 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 16 [2021-07-14 04:09:47,184 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 15 [2021-07-14 04:09:47,884 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 16 [2021-07-14 04:09:48,573 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 15 [2021-07-14 04:09:49,262 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 16 [2021-07-14 04:09:49,940 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 15 [2021-07-14 04:09:50,666 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 292 DAG size of output: 16 [2021-07-14 04:09:51,341 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 15 [2021-07-14 04:09:52,017 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 289 DAG size of output: 16 [2021-07-14 04:09:52,699 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 285 DAG size of output: 15 [2021-07-14 04:09:53,371 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 16 [2021-07-14 04:09:54,031 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 15 [2021-07-14 04:09:54,711 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 16 [2021-07-14 04:09:55,370 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 15 [2021-07-14 04:09:56,035 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 16 [2021-07-14 04:09:56,696 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 276 DAG size of output: 15 [2021-07-14 04:09:57,355 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 16 [2021-07-14 04:09:58,013 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 15 [2021-07-14 04:09:58,672 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 274 DAG size of output: 16 [2021-07-14 04:09:59,322 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 15 [2021-07-14 04:09:59,973 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 271 DAG size of output: 16 [2021-07-14 04:10:00,621 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 15 [2021-07-14 04:10:01,267 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 16 [2021-07-14 04:10:01,922 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 15 [2021-07-14 04:10:02,584 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 16 [2021-07-14 04:10:03,250 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 15 [2021-07-14 04:10:03,903 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 16 [2021-07-14 04:10:04,550 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 15 [2021-07-14 04:10:05,201 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 16 [2021-07-14 04:10:05,871 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 15 [2021-07-14 04:10:06,521 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 16 [2021-07-14 04:10:07,174 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 15 [2021-07-14 04:10:07,814 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 16 [2021-07-14 04:10:08,452 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 15 [2021-07-14 04:10:09,084 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 16 [2021-07-14 04:10:09,739 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 15 [2021-07-14 04:10:10,368 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 16 [2021-07-14 04:10:10,983 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 15 [2021-07-14 04:10:11,608 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 16 [2021-07-14 04:10:12,240 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 15 [2021-07-14 04:10:12,876 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 16 [2021-07-14 04:10:13,503 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 15 [2021-07-14 04:10:14,134 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 16 [2021-07-14 04:10:14,770 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 15 [2021-07-14 04:10:15,397 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 16 [2021-07-14 04:10:16,005 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 15 [2021-07-14 04:10:16,647 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 16 [2021-07-14 04:10:17,254 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 15 [2021-07-14 04:10:17,882 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 16 [2021-07-14 04:10:18,483 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 15 [2021-07-14 04:10:19,093 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 16 [2021-07-14 04:10:19,667 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 15 [2021-07-14 04:10:20,248 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 16 [2021-07-14 04:10:20,813 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 15 [2021-07-14 04:10:21,428 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 16 [2021-07-14 04:10:22,005 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 15 [2021-07-14 04:10:22,591 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 16 [2021-07-14 04:10:23,163 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 15 [2021-07-14 04:10:23,742 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 16 [2021-07-14 04:10:24,332 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 15 [2021-07-14 04:10:24,904 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 16 [2021-07-14 04:10:25,510 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 15 [2021-07-14 04:10:26,080 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 16 [2021-07-14 04:10:26,647 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 15 [2021-07-14 04:10:27,221 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 16 [2021-07-14 04:10:27,791 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 15 [2021-07-14 04:10:28,358 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 16 [2021-07-14 04:10:28,932 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 15 [2021-07-14 04:10:29,524 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 16 [2021-07-14 04:10:30,061 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 15 [2021-07-14 04:10:30,608 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 16 [2021-07-14 04:10:31,128 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 15 [2021-07-14 04:10:31,655 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 16 [2021-07-14 04:10:32,178 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 15 [2021-07-14 04:10:32,711 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 16 [2021-07-14 04:10:33,225 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 15 [2021-07-14 04:10:33,795 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 16 [2021-07-14 04:10:34,308 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 15 [2021-07-14 04:10:34,823 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 16 [2021-07-14 04:10:35,332 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 15 [2021-07-14 04:10:35,856 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 16 [2021-07-14 04:10:36,373 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 15 [2021-07-14 04:10:36,879 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 16 [2021-07-14 04:10:37,404 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 15 [2021-07-14 04:10:37,937 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 16 [2021-07-14 04:10:38,424 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 15 [2021-07-14 04:10:38,938 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 16 [2021-07-14 04:10:39,419 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 15 [2021-07-14 04:10:39,920 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 16 [2021-07-14 04:10:40,396 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 15 [2021-07-14 04:10:40,875 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 16 [2021-07-14 04:10:41,354 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 15 [2021-07-14 04:10:41,827 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 16 [2021-07-14 04:10:42,308 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 15 [2021-07-14 04:10:42,783 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 16 [2021-07-14 04:10:43,713 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2021-07-14 04:10:44,607 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2021-07-14 04:10:54,523 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 15 Received shutdown request... [2021-07-14 04:13:05,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-14 04:13:05,385 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 04:13:05,400 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 04:13:05,401 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 04:13:05,402 INFO L202 PluginConnector]: Adding new model mult-4.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 04:13:05 BasicIcfg [2021-07-14 04:13:05,402 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 04:13:05,402 INFO L168 Benchmark]: Toolchain (without parser) took 788084.14 ms. Allocated memory was 176.2 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 157.2 MB in the beginning and 209.6 MB in the end (delta: -52.4 MB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-07-14 04:13:05,402 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 176.2 MB. Free memory is still 158.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 04:13:05,403 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.62 ms. Allocated memory is still 176.2 MB. Free memory was 157.1 MB in the beginning and 155.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 04:13:05,403 INFO L168 Benchmark]: Boogie Preprocessor took 14.64 ms. Allocated memory is still 176.2 MB. Free memory was 155.6 MB in the beginning and 154.6 MB in the end (delta: 998.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 04:13:05,403 INFO L168 Benchmark]: RCFGBuilder took 346.91 ms. Allocated memory is still 176.2 MB. Free memory was 154.4 MB in the beginning and 139.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 04:13:05,404 INFO L168 Benchmark]: TraceAbstraction took 787692.35 ms. Allocated memory was 176.2 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 139.0 MB in the beginning and 209.6 MB in the end (delta: -70.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-07-14 04:13:05,407 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 0.13 ms. Allocated memory is still 176.2 MB. Free memory is still 158.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 20.62 ms. Allocated memory is still 176.2 MB. Free memory was 157.1 MB in the beginning and 155.6 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 14.64 ms. Allocated memory is still 176.2 MB. Free memory was 155.6 MB in the beginning and 154.6 MB in the end (delta: 998.3 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 346.91 ms. Allocated memory is still 176.2 MB. Free memory was 154.4 MB in the beginning and 139.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 787692.35 ms. Allocated memory was 176.2 MB in the beginning and 1.6 GB in the end (delta: 1.4 GB). Free memory was 139.0 MB in the beginning and 209.6 MB in the end (delta: -70.6 MB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 75372, positive: 64192, positive conditional: 64192, positive unconditional: 0, negative: 11180, negative conditional: 11180, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 64409, positive: 64192, positive conditional: 64192, positive unconditional: 0, negative: 217, negative conditional: 217, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 64409, positive: 64192, positive conditional: 0, positive unconditional: 64192, negative: 217, negative conditional: 0, negative unconditional: 217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 94, positive: 89, positive conditional: 0, positive unconditional: 89, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 94, positive: 87, positive conditional: 0, positive unconditional: 87, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 5, negative conditional: 0, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 64409, positive: 64103, positive conditional: 0, positive unconditional: 64103, negative: 212, negative conditional: 0, negative unconditional: 212, unknown: 94, unknown conditional: 0, unknown unconditional: 94] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897, SemanticConditionEliminator.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2967, negative conditional: 2070, negative unconditional: 897, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 296, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 294, negative conditional: 289, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 573, positive: 11, positive conditional: 0, positive unconditional: 11, negative: 562, negative conditional: 499, negative unconditional: 62, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2967, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2678, negative conditional: 1781, negative unconditional: 897, unknown: 289, unknown conditional: 289, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 383, Positive cache size: 89, Positive conditional cache size: 0, Positive unconditional cache size: 89, Negative cache size: 294, Negative conditional cache size: 289, Negative unconditional cache size: 5, Eliminated conditions: 897 ], Maximal queried relation: 18, Independence queries for same thread: 10963 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1357 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 53 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 787584.4ms, OverallIterations: 18, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.7ms, PartialOrderReductionTime: 617118.9ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2692, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 369.2ms SsaConstructionTime, 2896.3ms SatisfiabilityAnalysisTime, 163006.5ms InterpolantComputationTime, 6950 NumberOfCodeBlocks, 6392 NumberOfCodeBlocksAsserted, 327 NumberOfCheckSat, 6915 ConstructedInterpolants, 0 QuantifiedInterpolants, 49864 SizeOfPredicates, 46 NumberOfNonLiveVariables, 7983 ConjunctsInSsa, 812 ConjunctsInUnsatCore, 35 InterpolantComputations, 1 PerfectInterpolantSequences, 195132/280146 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown