/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 08:02:22,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 08:02:22,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 08:02:22,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 08:02:22,149 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-Sleep-NoLbe-Delay.epf [2021-03-12 08:02:22,181 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 08:02:22,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 08:02:22,182 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 08:02:22,182 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 08:02:22,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 08:02:22,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 08:02:22,184 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 08:02:22,185 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 08:02:22,185 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 08:02:22,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 08:02:22,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 08:02:22,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 08:02:22,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 08:02:22,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 08:02:22,187 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 08:02:22,187 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 08:02:22,188 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 08:02:22,188 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 08:02:22,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 08:02:22,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 08:02:22,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 08:02:22,453 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-12 08:02:22,459 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-12 08:02:22,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl [2021-03-12 08:02:22,460 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-2.wvr.bpl' [2021-03-12 08:02:22,483 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 08:02:22,487 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-12 08:02:22,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 08:02:22,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 08:02:22,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 08:02:22,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,507 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 08:02:22,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 08:02:22,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 08:02:22,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 08:02:22,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,516 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/1) ... [2021-03-12 08:02:22,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 08:02:22,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 08:02:22,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 08:02:22,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 08:02:22,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (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 [2021-03-12 08:02:22,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-12 08:02:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-12 08:02:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-12 08:02:22,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-12 08:02:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-12 08:02:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-12 08:02:22,565 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-12 08:02:22,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 08:02:22,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 08:02:22,566 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 08:02:22,741 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 08:02:22,742 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-03-12 08:02:22,742 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-03-12 08:02:22,742 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-03-12 08:02:22,743 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:02:22 BoogieIcfgContainer [2021-03-12 08:02:22,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 08:02:22,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 08:02:22,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 08:02:22,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 08:02:22,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 08:02:22" (1/2) ... [2021-03-12 08:02:22,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c46cfb5 and model type unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 08:02:22, skipping insertion in model container [2021-03-12 08:02:22,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 08:02:22" (2/2) ... [2021-03-12 08:02:22,756 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-2.wvr.bpl [2021-03-12 08:02:22,764 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 08:02:22,765 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 08:02:22,768 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 08:02:22,769 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 08:02:22,801 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-03-12 08:02:22,813 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 08:02:22,847 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 08:02:22,848 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 08:02:22,848 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 08:02:22,848 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 08:02:22,848 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 08:02:22,848 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 08:02:22,848 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 08:02:22,848 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 08:02:22,865 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:22,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:22,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1694861722, now seen corresponding path program 1 times [2021-03-12 08:02:22,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:22,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307820677] [2021-03-12 08:02:22,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:22,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307820677] [2021-03-12 08:02:22,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 08:02:22,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-03-12 08:02:22,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892443] [2021-03-12 08:02:22,984 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 08:02:22,984 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:22,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 08:02:22,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 08:02:23,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,001 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:23,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 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) [2021-03-12 08:02:23,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,028 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 08:02:23,028 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:23,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:23,032 INFO L82 PathProgramCache]: Analyzing trace with hash 658584646, now seen corresponding path program 1 times [2021-03-12 08:02:23,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:23,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930394205] [2021-03-12 08:02:23,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:23,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:23,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930394205] [2021-03-12 08:02:23,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410786003] [2021-03-12 08:02:23,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:23,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-12 08:02:23,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:23,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:23,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:23,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-03-12 08:02:23,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988807385] [2021-03-12 08:02:23,200 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 08:02:23,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:23,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 08:02:23,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-12 08:02:23,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,202 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:23,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2021-03-12 08:02:23,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,447 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:23,448 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:23,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:23,448 INFO L82 PathProgramCache]: Analyzing trace with hash -1035640753, now seen corresponding path program 1 times [2021-03-12 08:02:23,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:23,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421181598] [2021-03-12 08:02:23,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:02:23,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421181598] [2021-03-12 08:02:23,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305081814] [2021-03-12 08:02:23,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-03-12 08:02:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:23,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-03-12 08:02:23,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:23,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:02:23,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:23,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-03-12 08:02:23,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552477433] [2021-03-12 08:02:23,600 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 08:02:23,600 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:23,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 08:02:23,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 08:02:23,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,601 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:23,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 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) [2021-03-12 08:02:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,835 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:23,836 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:23,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:23,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1473521199, now seen corresponding path program 2 times [2021-03-12 08:02:23,837 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:23,837 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651146505] [2021-03-12 08:02:23,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:23,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651146505] [2021-03-12 08:02:23,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473327383] [2021-03-12 08:02:23,870 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 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 [2021-03-12 08:02:23,893 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:02:23,894 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:23,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-12 08:02:23,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:23,983 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:23,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 18 [2021-03-12 08:02:23,987 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:02:23,988 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:23,989 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:02:23,989 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:3 [2021-03-12 08:02:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:23,996 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:23,996 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2021-03-12 08:02:23,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [121604248] [2021-03-12 08:02:23,997 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 08:02:23,997 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:23,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 08:02:23,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-03-12 08:02:23,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:23,998 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:23,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 7 states have internal predecessors, (19), 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) [2021-03-12 08:02:23,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:23,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:23,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:24,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:24,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:24,227 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:24,228 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:24,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:24,228 INFO L82 PathProgramCache]: Analyzing trace with hash 1948130383, now seen corresponding path program 3 times [2021-03-12 08:02:24,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:24,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300406427] [2021-03-12 08:02:24,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:24,282 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:24,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300406427] [2021-03-12 08:02:24,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617563266] [2021-03-12 08:02:24,283 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 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 [2021-03-12 08:02:24,307 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-12 08:02:24,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:24,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-12 08:02:24,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:24,349 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:24,349 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:24,349 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-03-12 08:02:24,349 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63947580] [2021-03-12 08:02:24,350 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-03-12 08:02:24,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:24,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-03-12 08:02:24,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-03-12 08:02:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:24,350 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:24,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-03-12 08:02:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:24,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:24,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:24,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:24,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:24,607 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:24,607 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:24,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:24,608 INFO L82 PathProgramCache]: Analyzing trace with hash 285571430, now seen corresponding path program 4 times [2021-03-12 08:02:24,608 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:24,608 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399763721] [2021-03-12 08:02:24,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:24,687 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:02:24,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399763721] [2021-03-12 08:02:24,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773835236] [2021-03-12 08:02:24,687 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 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 [2021-03-12 08:02:24,710 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:02:24,711 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:24,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 9 conjunts are in the unsatisfiable core [2021-03-12 08:02:24,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:24,752 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-03-12 08:02:24,752 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:24,752 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-03-12 08:02:24,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339850219] [2021-03-12 08:02:24,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-03-12 08:02:24,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:24,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-03-12 08:02:24,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-03-12 08:02:24,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:24,754 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:24,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 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) [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:24,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:24,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:24,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:25,031 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:25,031 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:25,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:25,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1118463878, now seen corresponding path program 5 times [2021-03-12 08:02:25,032 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:25,032 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476038240] [2021-03-12 08:02:25,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:25,075 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:25,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476038240] [2021-03-12 08:02:25,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671745225] [2021-03-12 08:02:25,076 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 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 [2021-03-12 08:02:25,096 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-03-12 08:02:25,097 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:25,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-12 08:02:25,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:25,224 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:25,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 23 treesize of output 64 [2021-03-12 08:02:25,285 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:02:25,286 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:25,287 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:02:25,287 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:23, output treesize:3 [2021-03-12 08:02:25,294 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:25,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:25,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 12 [2021-03-12 08:02:25,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284249712] [2021-03-12 08:02:25,295 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 08:02:25,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:25,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 08:02:25,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2021-03-12 08:02:25,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:25,297 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:25,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 1.9230769230769231) internal successors, (25), 12 states have internal predecessors, (25), 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) [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:25,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:25,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:25,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:25,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:25,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,551 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:25,551 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:25,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:25,552 INFO L82 PathProgramCache]: Analyzing trace with hash -1580915834, now seen corresponding path program 6 times [2021-03-12 08:02:25,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:25,552 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992416611] [2021-03-12 08:02:25,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:25,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:25,622 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 10 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:25,622 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992416611] [2021-03-12 08:02:25,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894744666] [2021-03-12 08:02:25,623 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 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 [2021-03-12 08:02:25,651 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-03-12 08:02:25,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:25,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-12 08:02:25,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:25,717 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:25,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:25,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 11 [2021-03-12 08:02:25,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476446034] [2021-03-12 08:02:25,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 08:02:25,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:25,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 08:02:25,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-03-12 08:02:25,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:25,719 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:25,719 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 states have internal predecessors, (20), 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) [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:25,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:26,036 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:26,036 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:26,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:26,037 INFO L82 PathProgramCache]: Analyzing trace with hash -1740678897, now seen corresponding path program 7 times [2021-03-12 08:02:26,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:26,037 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332600646] [2021-03-12 08:02:26,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:26,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332600646] [2021-03-12 08:02:26,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [986977993] [2021-03-12 08:02:26,101 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 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 [2021-03-12 08:02:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:26,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 25 conjunts are in the unsatisfiable core [2021-03-12 08:02:26,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:26,323 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:26,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 11 new quantified variables, introduced 15 case distinctions, treesize of input 31 treesize of output 142 [2021-03-12 08:02:26,554 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:02:26,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:26,556 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:02:26,556 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:31, output treesize:3 [2021-03-12 08:02:26,562 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:26,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:26,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 17 [2021-03-12 08:02:26,564 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371115162] [2021-03-12 08:02:26,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-12 08:02:26,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:26,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-12 08:02:26,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-03-12 08:02:26,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:26,565 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:26,565 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 17 states have internal predecessors, (31), 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) [2021-03-12 08:02:26,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:26,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:26,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:26,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:26,565 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:26,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:26,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:26,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:26,566 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:26,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:26,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:26,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:26,867 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:26,867 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:26,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:26,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1937782575, now seen corresponding path program 8 times [2021-03-12 08:02:26,868 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:26,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882007086] [2021-03-12 08:02:26,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:26,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882007086] [2021-03-12 08:02:26,946 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [323887161] [2021-03-12 08:02:26,946 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 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 [2021-03-12 08:02:26,981 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:02:26,982 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:26,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 12 conjunts are in the unsatisfiable core [2021-03-12 08:02:26,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 21 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:27,040 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:27,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 13 [2021-03-12 08:02:27,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [627264266] [2021-03-12 08:02:27,041 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-12 08:02:27,041 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:27,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-12 08:02:27,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-03-12 08:02:27,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:27,042 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:27,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 13 states have internal predecessors, (22), 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) [2021-03-12 08:02:27,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:27,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:27,043 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:27,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:27,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:27,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:27,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:27,380 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:27,382 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:27,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:27,383 INFO L82 PathProgramCache]: Analyzing trace with hash -35210618, now seen corresponding path program 9 times [2021-03-12 08:02:27,383 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:27,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850682837] [2021-03-12 08:02:27,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-03-12 08:02:27,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850682837] [2021-03-12 08:02:27,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1074431213] [2021-03-12 08:02:27,441 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 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 [2021-03-12 08:02:27,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-12 08:02:27,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:27,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-12 08:02:27,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-03-12 08:02:27,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:27,540 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2021-03-12 08:02:27,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737345327] [2021-03-12 08:02:27,541 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-12 08:02:27,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:27,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-12 08:02:27,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-03-12 08:02:27,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:27,541 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:27,542 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.6428571428571428) internal successors, (23), 13 states have internal predecessors, (23), 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) [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:27,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:27,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:27,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:02:27,832 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable64 [2021-03-12 08:02:27,832 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:27,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:27,833 INFO L82 PathProgramCache]: Analyzing trace with hash 208179366, now seen corresponding path program 10 times [2021-03-12 08:02:27,833 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:27,833 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772658711] [2021-03-12 08:02:27,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:27,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772658711] [2021-03-12 08:02:27,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1726255113] [2021-03-12 08:02:27,910 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 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 [2021-03-12 08:02:27,939 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:02:27,939 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:27,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-12 08:02:27,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:28,263 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2021-03-12 08:02:28,263 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:28,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 15 new quantified variables, introduced 28 case distinctions, treesize of input 39 treesize of output 252 [2021-03-12 08:02:29,201 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:02:29,203 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:29,203 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:02:29,204 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:3 [2021-03-12 08:02:29,208 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:29,208 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:29,209 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 22 [2021-03-12 08:02:29,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062819542] [2021-03-12 08:02:29,209 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-12 08:02:29,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:29,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-12 08:02:29,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2021-03-12 08:02:29,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:29,210 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:29,210 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.608695652173913) internal successors, (37), 22 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:02:29,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:29,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:02:29,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,490 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:02:29,491 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:29,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:29,491 INFO L82 PathProgramCache]: Analyzing trace with hash 1132874918, now seen corresponding path program 11 times [2021-03-12 08:02:29,491 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:29,491 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060926972] [2021-03-12 08:02:29,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:29,620 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:29,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060926972] [2021-03-12 08:02:29,620 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451972448] [2021-03-12 08:02:29,620 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 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 [2021-03-12 08:02:29,647 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-12 08:02:29,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:29,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 15 conjunts are in the unsatisfiable core [2021-03-12 08:02:29,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:29,752 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 36 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 08:02:29,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:02:29,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 22 [2021-03-12 08:02:29,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973655245] [2021-03-12 08:02:29,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-12 08:02:29,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:02:29,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-12 08:02:29,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-03-12 08:02:29,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:29,754 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:02:29,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 22 states have internal predecessors, (35), 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) [2021-03-12 08:02:29,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:29,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:02:29,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:02:29,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:02:30,170 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable321 [2021-03-12 08:02:30,170 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:02:30,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:02:30,171 INFO L82 PathProgramCache]: Analyzing trace with hash 782455791, now seen corresponding path program 12 times [2021-03-12 08:02:30,171 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:02:30,171 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455067925] [2021-03-12 08:02:30,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:02:30,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:02:30,267 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:02:30,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455067925] [2021-03-12 08:02:30,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063828626] [2021-03-12 08:02:30,268 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 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 [2021-03-12 08:02:30,307 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-03-12 08:02:30,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:02:30,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 37 conjunts are in the unsatisfiable core [2021-03-12 08:02:30,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:02:30,785 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 201 [2021-03-12 08:02:30,785 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:02:30,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 19 new quantified variables, introduced 45 case distinctions, treesize of input 47 treesize of output 394 [2021-03-12 08:02:33,241 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1870 DAG size of output: 1558 [2021-03-12 08:02:33,422 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1560 DAG size of output: 1748 [2021-03-12 08:02:33,645 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1509 DAG size of output: 2212 [2021-03-12 08:02:33,818 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 1656 [2021-03-12 08:02:33,958 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1214 DAG size of output: 1548 [2021-03-12 08:02:35,938 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 1643 DAG size of output: 1302 [2021-03-12 08:02:36,083 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1958 DAG size of output: 1502 [2021-03-12 08:02:36,227 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 2016 DAG size of output: 1541 [2021-03-12 08:02:36,430 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 2406 DAG size of output: 1838 [2021-03-12 08:02:36,629 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 1328 [2021-03-12 08:02:36,752 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 959 DAG size of output: 1185 [2021-03-12 08:02:37,609 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 1078 [2021-03-12 08:02:38,963 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 2146 DAG size of output: 1351 [2021-03-12 08:02:39,131 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 2149 DAG size of output: 1354 [2021-03-12 08:02:39,488 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 3944 DAG size of output: 2586 [2021-03-12 08:02:39,654 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1378 DAG size of output: 1664 [2021-03-12 08:02:39,892 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1080 DAG size of output: 1412 [2021-03-12 08:02:44,051 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 2107 DAG size of output: 1364 [2021-03-12 08:02:44,251 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 2165 DAG size of output: 1401 [2021-03-12 08:02:44,522 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 3524 DAG size of output: 1878 [2021-03-12 08:02:45,110 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 6183 DAG size of output: 3435 [2021-03-12 08:02:45,782 WARN L205 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 6957 DAG size of output: 4216 [2021-03-12 08:02:45,985 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1559 DAG size of output: 2270 [2021-03-12 08:02:46,253 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1421 DAG size of output: 1895 [2021-03-12 08:02:46,413 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1310 DAG size of output: 1568 [2021-03-12 08:02:49,037 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 2098 DAG size of output: 1444 [2021-03-12 08:02:50,180 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 3049 DAG size of output: 1966 [2021-03-12 08:02:50,341 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1666 [2021-03-12 08:02:52,117 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1712 DAG size of output: 792 [2021-03-12 08:02:52,335 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1112 DAG size of output: 1365 [2021-03-12 08:02:54,770 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 2213 DAG size of output: 1207 [2021-03-12 08:02:54,962 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 2682 DAG size of output: 1564 [2021-03-12 08:02:55,265 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 3806 DAG size of output: 2051 [2021-03-12 08:02:55,797 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 5663 DAG size of output: 3359 [2021-03-12 08:02:56,427 WARN L205 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 6134 DAG size of output: 3847 [2021-03-12 08:02:57,221 WARN L205 SmtUtils]: Spent 645.00 ms on a formula simplification. DAG size of input: 6267 DAG size of output: 3922 [2021-03-12 08:02:57,986 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 7078 DAG size of output: 4711 [2021-03-12 08:02:59,383 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 11673 DAG size of output: 7084 [2021-03-12 08:03:00,810 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 11673 DAG size of output: 7084 [2021-03-12 08:03:02,285 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 11680 DAG size of output: 7091 [2021-03-12 08:03:03,349 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 7092 DAG size of output: 6717 [2021-03-12 08:03:03,792 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 3630 DAG size of output: 3300 [2021-03-12 08:03:04,222 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 3202 DAG size of output: 3201 [2021-03-12 08:03:04,667 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 3173 DAG size of output: 3173 [2021-03-12 08:03:04,852 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1446 DAG size of output: 1753 [2021-03-12 08:03:04,988 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1401 DAG size of output: 1382 [2021-03-12 08:03:07,106 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1636 DAG size of output: 1065 [2021-03-12 08:03:07,222 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 2082 DAG size of output: 1154 [2021-03-12 08:03:07,396 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1815 DAG size of output: 1815 [2021-03-12 08:03:08,297 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 1294 [2021-03-12 08:03:10,824 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 2365 DAG size of output: 1222 [2021-03-12 08:03:12,458 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 4524 DAG size of output: 2328 [2021-03-12 08:03:12,790 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 4626 DAG size of output: 2370 [2021-03-12 08:03:13,384 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 4810 DAG size of output: 2432 [2021-03-12 08:03:13,693 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 966 DAG size of output: 1256 [2021-03-12 08:03:18,393 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 1500 DAG size of output: 1039 [2021-03-12 08:03:18,563 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1286 [2021-03-12 08:03:18,865 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 2991 DAG size of output: 1945 [2021-03-12 08:03:19,203 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 2994 DAG size of output: 1948 [2021-03-12 08:03:19,503 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 3115 DAG size of output: 1633 [2021-03-12 08:03:20,188 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 8178 DAG size of output: 3853 [2021-03-12 08:03:20,895 WARN L205 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 8178 DAG size of output: 3853 [2021-03-12 08:03:21,598 WARN L205 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 8182 DAG size of output: 3851 [2021-03-12 08:03:21,997 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 3848 DAG size of output: 3636 [2021-03-12 08:03:22,349 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 3637 DAG size of output: 3509 [2021-03-12 08:03:22,619 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 2118 DAG size of output: 2306 [2021-03-12 08:03:22,950 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 2102 DAG size of output: 2175 [2021-03-12 08:03:23,711 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1274 [2021-03-12 08:03:24,646 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 3625 DAG size of output: 1050 [2021-03-12 08:03:24,830 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 3625 DAG size of output: 1050 [2021-03-12 08:03:25,111 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 3632 DAG size of output: 1196 [2021-03-12 08:03:25,456 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:03:25,458 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:03:25,458 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:03:25,458 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:47, output treesize:3 [2021-03-12 08:03:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:03:25,463 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:03:25,463 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17] total 27 [2021-03-12 08:03:25,463 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42469689] [2021-03-12 08:03:25,464 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-12 08:03:25,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:03:25,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-12 08:03:25,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2021-03-12 08:03:25,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:03:25,464 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:03:25,465 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.5357142857142858) internal successors, (43), 27 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:03:25,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:25,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:03:25,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:25,791 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:03:25,791 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:03:25,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:03:25,792 INFO L82 PathProgramCache]: Analyzing trace with hash 467408879, now seen corresponding path program 13 times [2021-03-12 08:03:25,792 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:03:25,792 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158478333] [2021-03-12 08:03:25,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:03:25,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:03:25,962 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 55 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:03:25,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158478333] [2021-03-12 08:03:25,963 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708444118] [2021-03-12 08:03:25,963 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 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 [2021-03-12 08:03:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:03:25,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-12 08:03:25,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:03:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:03:26,060 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:03:26,060 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19] total 20 [2021-03-12 08:03:26,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967187815] [2021-03-12 08:03:26,060 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-03-12 08:03:26,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:03:26,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-03-12 08:03:26,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2021-03-12 08:03:26,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:03:26,062 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:03:26,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:26,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:03:26,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:03:26,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 08:03:26,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8172 [2021-03-12 08:03:26,495 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:03:26,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:03:26,495 INFO L82 PathProgramCache]: Analyzing trace with hash 1627845062, now seen corresponding path program 14 times [2021-03-12 08:03:26,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:03:26,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526201845] [2021-03-12 08:03:26,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:03:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:03:26,607 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:03:26,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526201845] [2021-03-12 08:03:26,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1458283614] [2021-03-12 08:03:26,608 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-03-12 08:03:26,644 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 08:03:26,645 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:03:26,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 43 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:03:26,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:03:27,291 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-03-12 08:03:27,292 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:03:27,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-03-12 08:03:30,762 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 1025 [2021-03-12 08:03:30,879 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 2240 DAG size of output: 1025 [2021-03-12 08:03:31,015 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 2259 DAG size of output: 1044 [2021-03-12 08:03:33,737 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1288 DAG size of output: 917 [2021-03-12 08:03:33,918 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1678 DAG size of output: 1207 [2021-03-12 08:03:34,102 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 1678 DAG size of output: 1207 [2021-03-12 08:03:34,288 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1686 DAG size of output: 873 [2021-03-12 08:03:34,420 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 714 DAG size of output: 828 [2021-03-12 08:03:36,869 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 1453 DAG size of output: 882 [2021-03-12 08:03:37,903 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 1842 DAG size of output: 1144 [2021-03-12 08:03:38,128 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 1842 DAG size of output: 1144 [2021-03-12 08:03:38,372 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 1846 DAG size of output: 1137 [2021-03-12 08:03:38,653 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 1139 DAG size of output: 1346 [2021-03-12 08:03:38,893 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1478 [2021-03-12 08:03:39,093 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1009 DAG size of output: 1178 [2021-03-12 08:03:39,268 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 735 DAG size of output: 1055 [2021-03-12 08:03:39,401 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 630 DAG size of output: 846 [2021-03-12 08:03:39,544 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 771 [2021-03-12 08:03:41,180 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1353 DAG size of output: 877 [2021-03-12 08:03:42,644 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 950 [2021-03-12 08:03:42,875 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 2331 DAG size of output: 1284 [2021-03-12 08:03:43,154 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 2817 DAG size of output: 1710 [2021-03-12 08:03:46,652 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 2010 DAG size of output: 1398 [2021-03-12 08:03:47,116 WARN L205 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 4523 DAG size of output: 2412 [2021-03-12 08:03:47,273 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 765 DAG size of output: 903 [2021-03-12 08:03:47,380 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 776 [2021-03-12 08:03:49,472 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1590 DAG size of output: 1101 [2021-03-12 08:03:49,666 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1975 DAG size of output: 1411 [2021-03-12 08:03:51,583 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1393 DAG size of output: 930 [2021-03-12 08:03:51,911 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 3101 DAG size of output: 2062 [2021-03-12 08:03:52,715 WARN L205 SmtUtils]: Spent 783.00 ms on a formula simplification. DAG size of input: 6905 DAG size of output: 3711 [2021-03-12 08:03:53,606 WARN L205 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 7310 DAG size of output: 3966 [2021-03-12 08:03:54,502 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 7310 DAG size of output: 3966 [2021-03-12 08:03:55,446 WARN L205 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 7315 DAG size of output: 3976 [2021-03-12 08:03:55,977 WARN L205 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 3972 DAG size of output: 3615 [2021-03-12 08:03:56,743 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 3617 DAG size of output: 4200 [2021-03-12 08:03:57,035 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 2034 DAG size of output: 1299 [2021-03-12 08:03:59,136 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 2653 DAG size of output: 1733 [2021-03-12 08:03:59,252 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 893 [2021-03-12 08:04:00,316 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 990 DAG size of output: 605 [2021-03-12 08:04:00,493 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1729 DAG size of output: 1033 [2021-03-12 08:04:00,735 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 2870 DAG size of output: 1507 [2021-03-12 08:04:00,983 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 2870 DAG size of output: 1507 [2021-03-12 08:04:01,260 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 2874 DAG size of output: 1511 [2021-03-12 08:04:02,381 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1181 [2021-03-12 08:04:02,512 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1623 DAG size of output: 1181 [2021-03-12 08:04:02,645 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1183 [2021-03-12 08:04:02,774 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 1185 DAG size of output: 1132 [2021-03-12 08:04:04,046 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 08:04:04,048 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:04:04,048 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 08:04:04,048 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:3 [2021-03-12 08:04:04,053 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:04:04,053 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:04:04,053 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 20] total 32 [2021-03-12 08:04:04,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335212152] [2021-03-12 08:04:04,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-03-12 08:04:04,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:04:04,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-03-12 08:04:04,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=975, Unknown=0, NotChecked=0, Total=1056 [2021-03-12 08:04:04,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:04:04,054 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:04:04,055 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 1.4848484848484849) internal successors, (49), 32 states have internal predecessors, (49), 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) [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 08:04:04,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 08:04:04,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:04:04,408 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8173,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 08:04:04,409 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:04:04,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:04:04,410 INFO L82 PathProgramCache]: Analyzing trace with hash 568831430, now seen corresponding path program 15 times [2021-03-12 08:04:04,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:04:04,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448180862] [2021-03-12 08:04:04,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:04:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:04:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 78 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:04:04,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448180862] [2021-03-12 08:04:04,588 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1929221672] [2021-03-12 08:04:04,588 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 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 [2021-03-12 08:04:04,619 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-03-12 08:04:04,619 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:04:04,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 22 conjunts are in the unsatisfiable core [2021-03-12 08:04:04,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:04:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:04:04,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 08:04:04,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 23 [2021-03-12 08:04:04,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003541168] [2021-03-12 08:04:04,689 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-03-12 08:04:04,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 08:04:04,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-03-12 08:04:04,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=394, Unknown=0, NotChecked=0, Total=552 [2021-03-12 08:04:04,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:04:04,689 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 08:04:04,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 23 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) [2021-03-12 08:04:04,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:04:04,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:04:04,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:04:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 08:04:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 08:04:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 08:04:04,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-03-12 08:04:05,180 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14281 [2021-03-12 08:04:05,181 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 08:04:05,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 08:04:05,181 INFO L82 PathProgramCache]: Analyzing trace with hash 476976847, now seen corresponding path program 16 times [2021-03-12 08:04:05,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 08:04:05,181 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764766918] [2021-03-12 08:04:05,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 08:04:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 08:04:05,309 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 08:04:05,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764766918] [2021-03-12 08:04:05,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57992307] [2021-03-12 08:04:05,309 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 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 [2021-03-12 08:04:05,335 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 08:04:05,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 08:04:05,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-12 08:04:05,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 08:04:06,282 WARN L205 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 393 [2021-03-12 08:04:06,282 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 08:04:06,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 27 new quantified variables, introduced 91 case distinctions, treesize of input 63 treesize of output 774 [2021-03-12 08:04:09,495 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 2800 DAG size of output: 2384 [2021-03-12 08:04:09,680 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2845 DAG size of output: 2429 [2021-03-12 08:04:09,906 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 2876 DAG size of output: 2460 [2021-03-12 08:04:12,888 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 2822 DAG size of output: 2385 [2021-03-12 08:04:13,073 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 2865 DAG size of output: 2428 [2021-03-12 08:04:13,271 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 2893 DAG size of output: 2456 [2021-03-12 08:04:13,500 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 2938 DAG size of output: 2500 [2021-03-12 08:04:13,915 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 5581 DAG size of output: 4717 [2021-03-12 08:04:15,896 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 2071 DAG size of output: 1774 [2021-03-12 08:04:18,366 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 2468 DAG size of output: 2171 [2021-03-12 08:04:18,632 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 4371 DAG size of output: 3779 [2021-03-12 08:04:18,925 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 4414 DAG size of output: 3822 [2021-03-12 08:04:19,267 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 4441 DAG size of output: 3849 [2021-03-12 08:04:19,599 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 4486 DAG size of output: 3893 [2021-03-12 08:04:21,685 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 2057 DAG size of output: 1771 [2021-03-12 08:04:24,254 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 2456 DAG size of output: 2169 [2021-03-12 08:04:24,535 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 4351 DAG size of output: 3776 [2021-03-12 08:04:24,862 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 4396 DAG size of output: 3821 [2021-03-12 08:04:25,189 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 4426 DAG size of output: 3851 [2021-03-12 08:04:25,885 WARN L205 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 8666 DAG size of output: 7491 [2021-03-12 08:04:27,017 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 13970 DAG size of output: 11690 [2021-03-12 08:04:28,178 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 13970 DAG size of output: 11690 [2021-03-12 08:04:29,536 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 13993 DAG size of output: 11713 [2021-03-12 08:04:31,768 WARN L205 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 11715 DAG size of output: 17196 [2021-03-12 08:04:33,602 WARN L205 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 9409 DAG size of output: 12814 [2021-03-12 08:04:35,402 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 8834 DAG size of output: 10055 [2021-03-12 08:04:36,738 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 8604 DAG size of output: 10563 [2021-03-12 08:04:38,366 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 7726 DAG size of output: 10940 [2021-03-12 08:04:39,920 WARN L205 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 7369 DAG size of output: 8370 [2021-03-12 08:04:40,668 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 7161 DAG size of output: 7149 [2021-03-12 08:04:41,091 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 4360 [2021-03-12 08:04:41,553 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 2287 DAG size of output: 3087 [2021-03-12 08:04:41,866 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 2036 DAG size of output: 2327 [2021-03-12 08:04:42,020 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1409 [2021-03-12 08:04:44,419 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 843 [2021-03-12 08:04:44,592 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 920 [2021-03-12 08:04:44,744 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 1035 [2021-03-12 08:04:44,928 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1431 DAG size of output: 1283 [2021-03-12 08:04:46,949 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 903 DAG size of output: 802 [2021-03-12 08:04:47,301 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 2060 DAG size of output: 1812 [2021-03-12 08:04:47,671 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 2508 DAG size of output: 2126 [2021-03-12 08:04:48,270 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 2577 DAG size of output: 2239 [2021-03-12 08:04:51,788 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1115 DAG size of output: 1002 [2021-03-12 08:04:55,331 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 748 [2021-03-12 08:04:55,510 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1259 DAG size of output: 1013 [2021-03-12 08:04:58,627 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1286 DAG size of output: 1072 [2021-03-12 08:04:58,999 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 2253 DAG size of output: 1889 [2021-03-12 08:05:02,834 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 836 [2021-03-12 08:05:03,048 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 1108 [2021-03-12 08:05:03,860 WARN L205 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 3915 DAG size of output: 3356 [2021-03-12 08:05:04,724 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 4385 DAG size of output: 3472 [2021-03-12 08:05:05,893 WARN L205 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 4685 DAG size of output: 3597 [2021-03-12 08:05:06,901 WARN L205 SmtUtils]: Spent 960.00 ms on a formula simplification. DAG size of input: 4754 DAG size of output: 3696 [2021-03-12 08:05:08,363 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 7097 DAG size of output: 5662 [2021-03-12 08:05:10,053 WARN L205 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 8320 DAG size of output: 6666 [2021-03-12 08:05:10,287 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 2177 DAG size of output: 2171 [2021-03-12 08:05:10,501 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 2142 [2021-03-12 08:05:10,667 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 2096 DAG size of output: 2096 [2021-03-12 08:05:10,785 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 987 DAG size of output: 1270 [2021-03-12 08:05:14,792 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 1763 DAG size of output: 1355 [2021-03-12 08:05:18,808 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 3263 DAG size of output: 2252 [2021-03-12 08:05:22,177 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1098 DAG size of output: 955 [2021-03-12 08:05:22,362 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1665 DAG size of output: 1257 [2021-03-12 08:05:26,022 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 2895 DAG size of output: 2288 [2021-03-12 08:05:26,481 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 3160 DAG size of output: 2532 [2021-03-12 08:05:26,954 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 3338 DAG size of output: 2772 [2021-03-12 08:05:27,853 WARN L205 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 5178 DAG size of output: 4076 [2021-03-12 08:05:28,828 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 5662 DAG size of output: 4390 [2021-03-12 08:05:30,528 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 716 DAG size of output: 719 [2021-03-12 08:05:32,702 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 1269 DAG size of output: 1265 [2021-03-12 08:05:34,019 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 6750 DAG size of output: 5501 [2021-03-12 08:05:35,480 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 7753 DAG size of output: 6351 [2021-03-12 08:05:37,812 WARN L205 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 8468 DAG size of output: 6773 [2021-03-12 08:05:39,850 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 8593 DAG size of output: 6886 [2021-03-12 08:05:43,137 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification. DAG size of input: 15166 DAG size of output: 11862 [2021-03-12 08:05:43,622 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 2315 DAG size of output: 3120 [2021-03-12 08:05:43,827 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 2209 DAG size of output: 2201 [2021-03-12 08:05:44,791 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 2159 DAG size of output: 2878 [2021-03-12 08:05:47,055 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1015 DAG size of output: 999 [2021-03-12 08:05:49,084 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 1169 DAG size of output: 924 [2021-03-12 08:05:49,388 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 1878 DAG size of output: 1663 [2021-03-12 08:05:49,774 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 2167 DAG size of output: 1963 [2021-03-12 08:05:50,162 WARN L205 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 2583 DAG size of output: 2323 [2021-03-12 08:05:51,032 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 3043 DAG size of output: 2651 [2021-03-12 08:05:51,677 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 3121 DAG size of output: 2768 [2021-03-12 08:05:51,870 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 2155 DAG size of output: 2155 [2021-03-12 08:05:52,039 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 2129 [2021-03-12 08:05:52,509 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 2085 DAG size of output: 2085 [2021-03-12 08:05:57,326 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1475 DAG size of output: 1148 [2021-03-12 08:05:57,489 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1238 [2021-03-12 08:05:59,314 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 907 DAG size of output: 670 [2021-03-12 08:05:59,641 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 2839 DAG size of output: 2074 [2021-03-12 08:06:03,073 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 1391 DAG size of output: 1326 [2021-03-12 08:06:04,933 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 810 [2021-03-12 08:06:06,529 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1011 DAG size of output: 857 [2021-03-12 08:06:06,945 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 2809 DAG size of output: 2505 [2021-03-12 08:06:07,750 WARN L205 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 4609 DAG size of output: 3926 [2021-03-12 08:06:08,654 WARN L205 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 5463 DAG size of output: 4640 [2021-03-12 08:06:09,624 WARN L205 SmtUtils]: Spent 938.00 ms on a formula simplification. DAG size of input: 6523 DAG size of output: 5011 [2021-03-12 08:06:10,682 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 6847 DAG size of output: 5123 [2021-03-12 08:06:11,926 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 6924 DAG size of output: 5187 [2021-03-12 08:06:13,631 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 9765 DAG size of output: 7677 [2021-03-12 08:06:15,493 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 10131 DAG size of output: 8005 [2021-03-12 08:06:15,848 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 2066 DAG size of output: 2420 [2021-03-12 08:06:19,959 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1164 DAG size of output: 981 [2021-03-12 08:06:20,172 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1739 DAG size of output: 1443 [2021-03-12 08:06:22,101 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 920 DAG size of output: 805 [2021-03-12 08:06:23,913 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 666 [2021-03-12 08:06:24,018 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 849 DAG size of output: 751 [2021-03-12 08:06:24,557 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1125 DAG size of output: 971 [2021-03-12 08:06:24,801 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1372 [2021-03-12 08:06:27,879 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 1196 DAG size of output: 998 [2021-03-12 08:06:29,428 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 839 DAG size of output: 643 [2021-03-12 08:06:31,428 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1375 DAG size of output: 1113 [2021-03-12 08:06:31,787 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 2338 DAG size of output: 1922 [2021-03-12 08:06:33,798 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 985 DAG size of output: 932 [2021-03-12 08:06:34,310 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 3190 DAG size of output: 2698 [2021-03-12 08:06:35,352 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 5423 DAG size of output: 4600 [2021-03-12 08:06:36,459 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 5923 DAG size of output: 4861 [2021-03-12 08:06:38,371 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 6603 DAG size of output: 5271 [2021-03-12 08:06:39,954 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 6714 DAG size of output: 5466 [2021-03-12 08:06:42,022 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 7102 DAG size of output: 5784 [2021-03-12 08:06:43,735 WARN L205 SmtUtils]: Spent 1.67 s on a formula simplification. DAG size of input: 8875 DAG size of output: 7309 [2021-03-12 08:06:47,153 WARN L205 SmtUtils]: Spent 3.36 s on a formula simplification. DAG size of input: 17203 DAG size of output: 13500 [2021-03-12 08:06:53,947 WARN L205 SmtUtils]: Spent 6.69 s on a formula simplification. DAG size of input: 29237 DAG size of output: 21064 [2021-03-12 08:06:54,310 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 3004 DAG size of output: 3004 [2021-03-12 08:06:54,552 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1972 [2021-03-12 08:06:54,743 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 1572 DAG size of output: 1836 [2021-03-12 08:07:01,618 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1339 DAG size of output: 1144 [2021-03-12 08:07:02,038 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 2385 DAG size of output: 2030 [2021-03-12 08:07:02,481 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 2768 DAG size of output: 2346 [2021-03-12 08:07:02,957 WARN L205 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 2969 DAG size of output: 2498 [2021-03-12 08:07:03,574 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 3670 DAG size of output: 3195 [2021-03-12 08:07:03,702 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1203 DAG size of output: 1203 [2021-03-12 08:07:03,979 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1157 DAG size of output: 1157 [2021-03-12 08:07:05,695 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 852 DAG size of output: 751 [2021-03-12 08:07:07,431 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1308 DAG size of output: 1249 [2021-03-12 08:07:07,669 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1571 [2021-03-12 08:07:07,957 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 2164 DAG size of output: 1898 [2021-03-12 08:07:08,299 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 2349 DAG size of output: 2058 [2021-03-12 08:07:09,136 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 4996 DAG size of output: 4452 [2021-03-12 08:07:09,305 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1611 DAG size of output: 1611 [2021-03-12 08:07:09,898 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 1565 DAG size of output: 1969 [2021-03-12 08:07:10,008 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1200 DAG size of output: 1200 [2021-03-12 08:07:10,174 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1158 DAG size of output: 1479 [2021-03-12 08:07:14,062 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 843 DAG size of output: 870 [2021-03-12 08:07:14,191 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 1221 DAG size of output: 955 [2021-03-12 08:07:14,393 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1557 DAG size of output: 1278 [2021-03-12 08:07:14,702 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 2058 DAG size of output: 1632 [2021-03-12 08:07:15,091 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 2921 DAG size of output: 2567 [2021-03-12 08:07:15,713 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 3132 DAG size of output: 2733 [2021-03-12 08:07:15,831 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 1561 DAG size of output: 1561 [2021-03-12 08:07:19,009 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1364 DAG size of output: 1280 [2021-03-12 08:07:22,410 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1007 DAG size of output: 808 [2021-03-12 08:07:22,826 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 2602 DAG size of output: 2452 [2021-03-12 08:07:23,301 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 3385 DAG size of output: 3013 [2021-03-12 08:07:23,837 WARN L205 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 3570 DAG size of output: 3172 [2021-03-12 08:07:24,722 WARN L205 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 5774 DAG size of output: 4982 [2021-03-12 08:07:25,747 WARN L205 SmtUtils]: Spent 978.00 ms on a formula simplification. DAG size of input: 6104 DAG size of output: 5281 [2021-03-12 08:07:27,672 WARN L205 SmtUtils]: Spent 1.89 s on a formula simplification. DAG size of input: 9989 DAG size of output: 7975 [2021-03-12 08:07:36,508 WARN L205 SmtUtils]: Spent 8.75 s on a formula simplification. DAG size of input: 38241 DAG size of output: 27609 [2021-03-12 08:07:37,397 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 7314 DAG size of output: 7314 [2021-03-12 08:07:38,336 WARN L205 SmtUtils]: Spent 907.00 ms on a formula simplification. DAG size of input: 4547 DAG size of output: 6533 [2021-03-12 08:07:39,065 WARN L205 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 4147 DAG size of output: 5185 [2021-03-12 08:07:39,463 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 3766 [2021-03-12 08:07:39,652 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 2010 [2021-03-12 08:07:39,938 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 1968 DAG size of output: 2319 [2021-03-12 08:07:40,092 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 1074 DAG size of output: 1124 [2021-03-12 08:07:46,000 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 1412 DAG size of output: 1026 [2021-03-12 08:07:46,270 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 2501 DAG size of output: 1783 [2021-03-12 08:07:46,575 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 2770 DAG size of output: 2037 [2021-03-12 08:07:47,072 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2967 DAG size of output: 2174 [2021-03-12 08:07:47,449 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 3231 DAG size of output: 2338 [2021-03-12 08:07:47,978 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 3329 DAG size of output: 2363 [2021-03-12 08:07:48,152 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 1356 [2021-03-12 08:07:48,314 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1067 DAG size of output: 1514 [2021-03-12 08:07:52,098 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 930 [2021-03-12 08:07:52,322 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1813 DAG size of output: 1651 [2021-03-12 08:07:55,092 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1471 DAG size of output: 1096 [2021-03-12 08:07:55,460 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 2974 DAG size of output: 2346 [2021-03-12 08:07:55,874 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 3506 DAG size of output: 2551 [2021-03-12 08:07:56,348 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 3701 DAG size of output: 2612 [2021-03-12 08:07:56,838 WARN L205 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 3768 DAG size of output: 2690 [2021-03-12 08:07:57,407 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 4248 DAG size of output: 2995 [2021-03-12 08:07:58,048 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 4719 DAG size of output: 3494 [2021-03-12 08:07:59,150 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 6531 DAG size of output: 4994 [2021-03-12 08:08:00,494 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 8300 DAG size of output: 6559 [2021-03-12 08:08:02,133 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 8488 DAG size of output: 6607 [2021-03-12 08:08:02,350 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1982 DAG size of output: 1982 [2021-03-12 08:08:02,526 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 1951 DAG size of output: 1951 [2021-03-12 08:08:03,008 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1905 DAG size of output: 1905 [2021-03-12 08:08:05,171 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1059 DAG size of output: 900 [2021-03-12 08:08:06,731 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1395 DAG size of output: 1222 [2021-03-12 08:08:10,313 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1700 DAG size of output: 1259 [2021-03-12 08:08:12,078 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1057 DAG size of output: 987 [2021-03-12 08:08:13,645 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1587 DAG size of output: 1293 [2021-03-12 08:08:13,854 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 1728 DAG size of output: 1423 [2021-03-12 08:08:14,087 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 1851 DAG size of output: 1547 [2021-03-12 08:08:14,511 WARN L205 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 2860 DAG size of output: 2309 [2021-03-12 08:08:16,194 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 887 DAG size of output: 718 [2021-03-12 08:08:16,403 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 1070 DAG size of output: 888 [2021-03-12 08:08:18,442 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1281 [2021-03-12 08:08:19,317 WARN L205 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 4964 DAG size of output: 4145 [2021-03-12 08:08:20,301 WARN L205 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 5452 DAG size of output: 4461 [2021-03-12 08:08:21,368 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 6455 DAG size of output: 4813 [2021-03-12 08:08:22,501 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 6767 DAG size of output: 4848 [2021-03-12 08:08:23,975 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 6867 DAG size of output: 4946 [2021-03-12 08:08:26,674 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 14390 DAG size of output: 10382 [2021-03-12 08:08:26,882 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1659 DAG size of output: 1655 [2021-03-12 08:08:29,935 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1086 DAG size of output: 894 [2021-03-12 08:08:30,080 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1163 DAG size of output: 957 [2021-03-12 08:08:32,029 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 947 [2021-03-12 08:08:32,341 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 1803 DAG size of output: 1638 [2021-03-12 08:08:32,693 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 2088 DAG size of output: 1930 [2021-03-12 08:08:33,110 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 2500 DAG size of output: 2290 [2021-03-12 08:08:33,554 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 2962 DAG size of output: 2624 [2021-03-12 08:08:34,085 WARN L205 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 3070 DAG size of output: 2820 [2021-03-12 08:08:35,011 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 3304 DAG size of output: 3038 [2021-03-12 08:08:35,157 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 916 DAG size of output: 1101 [2021-03-12 08:08:39,107 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 837 [2021-03-12 08:08:39,386 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1290 [2021-03-12 08:08:39,691 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 1494 DAG size of output: 1488 [2021-03-12 08:08:40,043 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 1930 DAG size of output: 1803 [2021-03-12 08:08:40,781 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 2024 DAG size of output: 1989 [2021-03-12 08:08:41,265 WARN L205 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 2458 DAG size of output: 2417 [2021-03-12 08:08:42,329 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 4774 DAG size of output: 4256 [2021-03-12 08:08:46,201 WARN L205 SmtUtils]: Spent 3.82 s on a formula simplification. DAG size of input: 18842 DAG size of output: 14248 [2021-03-12 08:08:46,974 WARN L205 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 4112 DAG size of output: 4766 [2021-03-12 08:08:47,305 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 1908 DAG size of output: 2612 [2021-03-12 08:08:47,500 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 1900 [2021-03-12 08:08:47,724 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 1025 DAG size of output: 1077 [2021-03-12 08:08:53,784 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 1423 DAG size of output: 954 [2021-03-12 08:08:54,040 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 2652 DAG size of output: 1475 [2021-03-12 08:08:54,444 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 2811 DAG size of output: 1585 [2021-03-12 08:08:54,879 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 2868 DAG size of output: 1665 [2021-03-12 08:08:55,238 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 3111 DAG size of output: 1843 [2021-03-12 08:08:55,632 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 3299 DAG size of output: 1979 [2021-03-12 08:08:55,835 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1023 DAG size of output: 1309 [2021-03-12 08:09:02,170 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 909 DAG size of output: 852 [2021-03-12 08:09:02,329 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1447 DAG size of output: 1105 [2021-03-12 08:09:02,529 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1574 DAG size of output: 1198 [2021-03-12 08:09:02,888 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 2866 DAG size of output: 2177 [2021-03-12 08:09:03,280 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 3360 DAG size of output: 2303 [2021-03-12 08:09:03,855 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 3544 DAG size of output: 2358 [2021-03-12 08:09:04,408 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 3605 DAG size of output: 2444 [2021-03-12 08:09:04,988 WARN L205 SmtUtils]: Spent 564.00 ms on a formula simplification. DAG size of input: 4122 DAG size of output: 3031 [2021-03-12 08:09:05,977 WARN L205 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 5872 DAG size of output: 4201 [2021-03-12 08:09:07,302 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 6064 DAG size of output: 4371 [2021-03-12 08:09:07,617 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 969 DAG size of output: 1016 [2021-03-12 08:09:12,531 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 968 [2021-03-12 08:09:12,708 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1326 DAG size of output: 1039 [2021-03-12 08:09:14,856 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 2389 DAG size of output: 1787 [2021-03-12 08:09:15,024 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 1249 [2021-03-12 08:09:15,200 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 964 DAG size of output: 1389 [2021-03-12 08:09:15,358 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 961 DAG size of output: 1573 [2021-03-12 08:09:17,211 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 1284 DAG size of output: 1135 [2021-03-12 08:09:18,964 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 1829 DAG size of output: 1593 [2021-03-12 08:09:19,261 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 2301 DAG size of output: 1712 [2021-03-12 08:09:21,851 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 988 DAG size of output: 761 [2021-03-12 08:09:21,988 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1205 DAG size of output: 952 [2021-03-12 08:09:22,144 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1680 DAG size of output: 1025 [2021-03-12 08:09:22,530 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 3542 DAG size of output: 2160 [2021-03-12 08:09:23,002 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 3999 DAG size of output: 2476 [2021-03-12 08:09:23,535 WARN L205 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 4613 DAG size of output: 3082 [2021-03-12 08:09:24,456 WARN L205 SmtUtils]: Spent 900.00 ms on a formula simplification. DAG size of input: 5944 DAG size of output: 4241 [2021-03-12 08:09:25,722 WARN L205 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 6248 DAG size of output: 4287 [2021-03-12 08:09:27,024 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 6335 DAG size of output: 4440 [2021-03-12 08:09:29,188 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 11752 DAG size of output: 7936 [2021-03-12 08:09:31,426 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 807 [2021-03-12 08:09:31,581 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1032 DAG size of output: 928 [2021-03-12 08:09:31,958 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1277 DAG size of output: 1132 [2021-03-12 08:09:32,355 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 1236 [2021-03-12 08:09:32,584 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 1456 DAG size of output: 1357 [2021-03-12 08:09:35,292 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1026 [2021-03-12 08:09:35,474 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 1529 DAG size of output: 1121 [2021-03-12 08:09:35,672 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 1576 DAG size of output: 1195 [2021-03-12 08:09:36,148 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 1787 DAG size of output: 1354 [2021-03-12 08:09:36,605 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 2886 DAG size of output: 2407 [2021-03-12 08:09:38,721 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 939 DAG size of output: 875 [2021-03-12 08:09:38,870 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1037 DAG size of output: 955 [2021-03-12 08:09:39,034 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1237 DAG size of output: 1071 [2021-03-12 08:09:39,230 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1457 DAG size of output: 1309 [2021-03-12 08:09:40,929 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 666 [2021-03-12 08:09:41,282 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 1944 DAG size of output: 1728 [2021-03-12 08:09:42,056 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 2386 DAG size of output: 2038 [2021-03-12 08:09:42,845 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 2479 DAG size of output: 2216 [2021-03-12 08:09:43,783 WARN L205 SmtUtils]: Spent 923.00 ms on a formula simplification. DAG size of input: 4610 DAG size of output: 3879 [2021-03-12 08:09:47,013 WARN L205 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 16062 DAG size of output: 11316 [2021-03-12 08:09:50,770 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 18999 DAG size of output: 13039 [2021-03-12 08:09:58,122 WARN L205 SmtUtils]: Spent 7.24 s on a formula simplification. DAG size of input: 35570 DAG size of output: 23364 [2021-03-12 08:09:58,787 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 3012 DAG size of output: 3797 [2021-03-12 08:09:59,089 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 2282 DAG size of output: 2282 [2021-03-12 08:09:59,293 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1228 DAG size of output: 1501 [2021-03-12 08:10:02,902 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 824 DAG size of output: 931 [2021-03-12 08:10:03,066 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 833 DAG size of output: 939 [2021-03-12 08:10:04,724 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 1210 DAG size of output: 1313 [2021-03-12 08:10:05,005 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1562 DAG size of output: 1402 [2021-03-12 08:10:05,398 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 1657 DAG size of output: 1489 [2021-03-12 08:10:05,774 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 2127 DAG size of output: 1774 [2021-03-12 08:10:06,219 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 2284 DAG size of output: 1971 [2021-03-12 08:10:06,816 WARN L205 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 2908 DAG size of output: 2708 [2021-03-12 08:10:07,040 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 1265 DAG size of output: 1595 [2021-03-12 08:10:07,158 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 786 DAG size of output: 914 [2021-03-12 08:10:09,229 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 813 [2021-03-12 08:10:09,361 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1116 DAG size of output: 900 [2021-03-12 08:10:09,501 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1186 DAG size of output: 970 [2021-03-12 08:10:09,663 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 1242 DAG size of output: 1033 [2021-03-12 08:10:11,666 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 1708 DAG size of output: 1500 [2021-03-12 08:10:12,826 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 790 DAG size of output: 627 [2021-03-12 08:10:13,089 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 890 DAG size of output: 742 [2021-03-12 08:10:13,339 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 998 DAG size of output: 866 [2021-03-12 08:10:13,729 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 2479 DAG size of output: 2043 [2021-03-12 08:10:14,309 WARN L205 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 3322 DAG size of output: 2961 [2021-03-12 08:10:15,442 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 5458 DAG size of output: 4444 [2021-03-12 08:10:15,891 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 3010 DAG size of output: 3616 [2021-03-12 08:10:16,136 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1701 DAG size of output: 1965 [2021-03-12 08:10:18,174 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 783 DAG size of output: 596 [2021-03-12 08:10:18,350 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 1190 DAG size of output: 961 [2021-03-12 08:10:20,368 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 871 [2021-03-12 08:10:20,709 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 1860 DAG size of output: 1501 [2021-03-12 08:10:20,920 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 1695 DAG size of output: 1801 [2021-03-12 08:10:24,127 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1333 DAG size of output: 1167 [2021-03-12 08:10:24,320 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1389 DAG size of output: 1215 [2021-03-12 08:10:26,729 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1030 DAG size of output: 901 [2021-03-12 08:10:26,871 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 968 [2021-03-12 08:10:27,029 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1161 DAG size of output: 1026 [2021-03-12 08:10:27,391 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 2313 DAG size of output: 2014 [2021-03-12 08:10:27,559 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1663 DAG size of output: 1663 [2021-03-12 08:10:27,684 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 918 DAG size of output: 1185 [2021-03-12 08:10:27,858 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 1062 [2021-03-12 08:10:29,260 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 878 DAG size of output: 984 [2021-03-12 08:10:31,088 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1256 DAG size of output: 817 [2021-03-12 08:10:31,334 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1800 DAG size of output: 1279 [2021-03-12 08:10:31,615 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1849 DAG size of output: 1334 [2021-03-12 08:10:31,918 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 2120 DAG size of output: 1637 [2021-03-12 08:10:32,053 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 931 DAG size of output: 1178 [2021-03-12 08:10:32,239 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 895 DAG size of output: 1071 [2021-03-12 08:10:32,365 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 889 DAG size of output: 1202 [2021-03-12 08:10:34,407 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1459 DAG size of output: 830 [2021-03-12 08:10:35,981 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 917 DAG size of output: 928 [2021-03-12 08:10:36,293 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 2125 DAG size of output: 1481 [2021-03-12 08:10:36,643 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 2175 DAG size of output: 1536 [2021-03-12 08:10:37,017 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 2427 DAG size of output: 1818 [2021-03-12 08:10:37,694 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 4239 DAG size of output: 2962 [2021-03-12 08:10:38,769 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 5661 DAG size of output: 4301 [2021-03-12 08:10:40,170 WARN L205 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 7299 DAG size of output: 5254 [2021-03-12 08:10:41,889 WARN L205 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 8889 DAG size of output: 6663 [2021-03-12 08:10:44,454 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 12295 DAG size of output: 8656 [2021-03-12 08:10:54,614 WARN L205 SmtUtils]: Spent 10.05 s on a formula simplification. DAG size of input: 46724 DAG size of output: 30389 [2021-03-12 08:11:13,913 WARN L205 SmtUtils]: Spent 19.03 s on a formula simplification. DAG size of input: 73270 DAG size of output: 48868 [2021-03-12 08:11:34,567 WARN L205 SmtUtils]: Spent 20.30 s on a formula simplification. DAG size of input: 78528 DAG size of output: 51029 [2021-03-12 08:11:35,690 WARN L205 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 4366 DAG size of output: 6024 [2021-03-12 08:11:36,095 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 4006 DAG size of output: 4006 [2021-03-12 08:11:36,240 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 1660 DAG size of output: 1660 [2021-03-12 08:11:36,399 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 967 DAG size of output: 1017 [2021-03-12 08:11:36,752 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 1134 [2021-03-12 08:11:37,046 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 715 DAG size of output: 984 [2021-03-12 08:11:38,917 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 887 [2021-03-12 08:11:39,033 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 1250 DAG size of output: 957 [2021-03-12 08:11:39,201 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1521 DAG size of output: 1272 [2021-03-12 08:11:40,670 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 1890 DAG size of output: 1266 [2021-03-12 08:11:42,134 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 2518 DAG size of output: 1687 [2021-03-12 08:11:46,044 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 949 DAG size of output: 817 [2021-03-12 08:11:48,283 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1635 DAG size of output: 1399 [2021-03-12 08:11:48,534 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 2071 DAG size of output: 1506 [2021-03-12 08:11:48,803 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 2166 DAG size of output: 1586 [2021-03-12 08:11:49,173 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2868 DAG size of output: 2039 [2021-03-12 08:11:49,857 WARN L205 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 4728 DAG size of output: 3207 [2021-03-12 08:11:50,632 WARN L205 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 4864 DAG size of output: 3358 [2021-03-12 08:11:51,904 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 1076 [2021-03-12 08:11:55,462 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 777 DAG size of output: 843 [2021-03-12 08:11:55,619 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1069 DAG size of output: 1005 [2021-03-12 08:11:55,864 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 1337 DAG size of output: 1186 [2021-03-12 08:11:56,103 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 1666 DAG size of output: 1365 [2021-03-12 08:12:00,807 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1041 DAG size of output: 865 [2021-03-12 08:12:02,512 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 1580 DAG size of output: 1423 [2021-03-12 08:12:02,800 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 2012 DAG size of output: 1534 [2021-03-12 08:12:03,173 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 2486 DAG size of output: 1842 [2021-03-12 08:12:03,807 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 3664 DAG size of output: 2711 [2021-03-12 08:12:04,475 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 4016 DAG size of output: 2950 [2021-03-12 08:12:05,252 WARN L205 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 4299 DAG size of output: 3300 [2021-03-12 08:12:06,250 WARN L205 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 4329 DAG size of output: 3432 [2021-03-12 08:12:07,821 WARN L205 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 7859 DAG size of output: 5799 [2021-03-12 08:12:08,013 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 942 DAG size of output: 991 [2021-03-12 08:12:08,150 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 935 DAG size of output: 1161 [2021-03-12 08:12:08,264 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 933 DAG size of output: 1062 [2021-03-12 08:12:10,737 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1014 DAG size of output: 848 [2021-03-12 08:12:10,906 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 1079 DAG size of output: 906 [2021-03-12 08:12:11,113 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 1130 DAG size of output: 964 [2021-03-12 08:12:11,248 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 929 DAG size of output: 1176 [2021-03-12 08:12:11,381 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 926 DAG size of output: 1111 [2021-03-12 08:12:11,517 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 918 DAG size of output: 1025 [2021-03-12 08:12:12,806 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 912 DAG size of output: 1084 [2021-03-12 08:12:13,003 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 863 DAG size of output: 948 [2021-03-12 08:12:14,232 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 1279 DAG size of output: 929 [2021-03-12 08:12:14,455 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 1717 DAG size of output: 1217 [2021-03-12 08:12:16,025 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 881 DAG size of output: 792 [2021-03-12 08:12:16,337 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 2305 DAG size of output: 1722 [2021-03-12 08:12:16,747 WARN L205 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 2552 DAG size of output: 1937 [2021-03-12 08:12:17,166 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 3164 DAG size of output: 1882 [2021-03-12 08:12:18,905 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 1056 DAG size of output: 697 [2021-03-12 08:12:19,485 WARN L205 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 4012 DAG size of output: 2346 [2021-03-12 08:12:22,452 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 825 DAG size of output: 819 [2021-03-12 08:12:22,610 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1199 DAG size of output: 907 [2021-03-12 08:12:23,537 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1498 DAG size of output: 1107 [2021-03-12 08:12:23,778 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 1699 DAG size of output: 1251 [2021-03-12 08:12:24,360 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 1856 DAG size of output: 1443 [2021-03-12 08:12:25,187 WARN L205 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 5225 DAG size of output: 3204 [2021-03-12 08:12:25,333 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 908 DAG size of output: 1138 [2021-03-12 08:12:25,459 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 723 DAG size of output: 861 [2021-03-12 08:12:27,178 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 767 DAG size of output: 814 [2021-03-12 08:12:27,313 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 808 DAG size of output: 859 [2021-03-12 08:12:28,765 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1152 DAG size of output: 1086 [2021-03-12 08:12:28,974 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1530 DAG size of output: 1172 [2021-03-12 08:12:29,284 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1252 [2021-03-12 08:12:30,984 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 2445 DAG size of output: 1670 [2021-03-12 08:12:32,132 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 858 DAG size of output: 1125 [2021-03-12 08:12:35,033 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 1229 DAG size of output: 1064 [2021-03-12 08:12:35,217 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1665 DAG size of output: 1166 [2021-03-12 08:12:35,452 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 1954 DAG size of output: 1492 [2021-03-12 08:12:37,653 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1103 DAG size of output: 872 [2021-03-12 08:12:37,785 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 1156 DAG size of output: 909 [2021-03-12 08:12:38,100 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 2597 DAG size of output: 1657 [2021-03-12 08:12:38,525 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 2692 DAG size of output: 1737 [2021-03-12 08:12:38,934 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 3091 DAG size of output: 1965 [2021-03-12 08:12:39,685 WARN L205 SmtUtils]: Spent 735.00 ms on a formula simplification. DAG size of input: 4868 DAG size of output: 3085 [2021-03-12 08:12:41,335 WARN L205 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 8165 DAG size of output: 5214 [2021-03-12 08:12:44,625 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 13384 DAG size of output: 9128 [2021-03-12 08:12:44,928 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 2568 [2021-03-12 08:12:45,039 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 1402 DAG size of output: 1402 [2021-03-12 08:12:47,081 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 1374 DAG size of output: 1722 [2021-03-12 08:12:47,350 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1223 DAG size of output: 1714 [2021-03-12 08:12:51,136 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 983 DAG size of output: 785 [2021-03-12 08:12:51,258 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 1034 DAG size of output: 848 [2021-03-12 08:12:51,447 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 1491 DAG size of output: 1086 [2021-03-12 08:12:54,414 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 977 DAG size of output: 814 [2021-03-12 08:12:54,660 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1521 DAG size of output: 1148 [2021-03-12 08:12:55,028 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 2759 DAG size of output: 2018 [2021-03-12 08:12:58,410 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 911 DAG size of output: 679 [2021-03-12 08:12:58,580 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1563 DAG size of output: 1144 [2021-03-12 08:13:00,486 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 1039 DAG size of output: 879 [2021-03-12 08:13:02,598 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 1522 DAG size of output: 1187 [2021-03-12 08:13:03,325 WARN L205 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 5218 DAG size of output: 3724 [2021-03-12 08:13:05,362 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 981 DAG size of output: 813 [2021-03-12 08:13:07,203 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 1512 DAG size of output: 1289 [2021-03-12 08:13:08,259 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 6570 DAG size of output: 4852 [2021-03-12 08:13:09,404 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 7108 DAG size of output: 5110 [2021-03-12 08:13:11,716 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 921 DAG size of output: 848 [2021-03-12 08:13:13,964 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 752 DAG size of output: 726 [2021-03-12 08:13:14,410 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 974 DAG size of output: 895 [2021-03-12 08:13:14,689 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 1492 DAG size of output: 1299 [2021-03-12 08:13:18,484 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 1373 DAG size of output: 1090 [2021-03-12 08:13:21,834 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 1595 DAG size of output: 1077 [2021-03-12 08:13:22,215 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 2702 DAG size of output: 1953 [2021-03-12 08:13:23,782 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 629 DAG size of output: 594 [2021-03-12 08:13:24,257 WARN L205 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 3196 DAG size of output: 2428 [2021-03-12 08:13:28,762 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 1356 DAG size of output: 1037 [2021-03-12 08:13:29,028 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 1870 DAG size of output: 1434 [2021-03-12 08:13:30,069 WARN L205 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 5301 DAG size of output: 4188 [2021-03-12 08:13:31,186 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 5805 DAG size of output: 4374 [2021-03-12 08:13:33,457 WARN L205 SmtUtils]: Spent 2.23 s on a formula simplification. DAG size of input: 12038 DAG size of output: 8212 [2021-03-12 08:13:37,425 WARN L205 SmtUtils]: Spent 2.43 s on a formula simplification. DAG size of input: 13337 DAG size of output: 9004 [2021-03-12 08:13:37,674 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 1367 DAG size of output: 2039 [2021-03-12 08:13:40,335 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 582 DAG size of output: 552 [2021-03-12 08:13:44,556 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1723 DAG size of output: 1222 [2021-03-12 08:13:48,135 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 1579 DAG size of output: 1089 [2021-03-12 08:13:48,512 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 2998 DAG size of output: 2074 [2021-03-12 08:13:49,052 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 3436 DAG size of output: 2489 [2021-03-12 08:13:52,677 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1552 DAG size of output: 1081 [2021-03-12 08:13:53,793 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 1978 DAG size of output: 1428 [2021-03-12 08:13:56,541 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 575 DAG size of output: 537 [2021-03-12 08:13:56,677 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 671 DAG size of output: 620 [2021-03-12 08:13:56,844 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 941 DAG size of output: 817 [2021-03-12 08:13:59,245 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 1061 DAG size of output: 866 [2021-03-12 08:13:59,539 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 1664 DAG size of output: 1332 [2021-03-12 08:14:00,629 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 5745 DAG size of output: 4139 [2021-03-12 08:14:01,836 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 6248 DAG size of output: 4327 [2021-03-12 08:14:03,104 WARN L205 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 6926 DAG size of output: 4777 [2021-03-12 08:14:06,734 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 820 DAG size of output: 674 [2021-03-12 08:14:06,858 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 916 DAG size of output: 749 [2021-03-12 08:14:07,046 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 1244 DAG size of output: 1024 [2021-03-12 08:14:09,284 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1111 DAG size of output: 966 [2021-03-12 08:14:09,567 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 2063 DAG size of output: 1650 [2021-03-12 08:14:13,020 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 1372 DAG size of output: 1162 [2021-03-12 08:14:14,963 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 1043 DAG size of output: 807 [2021-03-12 08:14:15,085 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 1101 DAG size of output: 884 [2021-03-12 08:14:17,150 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 797 DAG size of output: 667 [2021-03-12 08:14:17,349 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 1578 DAG size of output: 1160 [2021-03-12 08:14:17,730 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 2580 DAG size of output: 2052 [2021-03-12 08:14:19,843 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 994 DAG size of output: 826 [2021-03-12 08:14:20,390 WARN L205 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 3427 DAG size of output: 2738 [2021-03-12 08:14:22,867 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 1002 DAG size of output: 816 [2021-03-12 08:14:23,011 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 1296 DAG size of output: 1045 [2021-03-12 08:14:24,730 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 772 DAG size of output: 690 [2021-03-12 08:14:24,958 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 1733 DAG size of output: 1407 [2021-03-12 08:14:26,065 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 5576 DAG size of output: 4683 [2021-03-12 08:14:27,266 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 6113 DAG size of output: 4943 [2021-03-12 08:14:28,569 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 6791 DAG size of output: 5381 [2021-03-12 08:14:31,156 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 12418 DAG size of output: 9043 [2021-03-12 08:14:36,357 WARN L205 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 22845 DAG size of output: 16083 [2021-03-12 08:14:42,065 WARN L205 SmtUtils]: Spent 5.60 s on a formula simplification. DAG size of input: 23209 DAG size of output: 16715 [2021-03-12 08:14:42,396 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 1426 DAG size of output: 1779 [2021-03-12 08:14:42,696 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1285 DAG size of output: 1777 [2021-03-12 08:14:42,941 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 1137 DAG size of output: 1493 [2021-03-12 08:14:45,555 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 884 DAG size of output: 802 [2021-03-12 08:14:46,524 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 1258 DAG size of output: 1157 [2021-03-12 08:14:46,777 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 1469 DAG size of output: 1210 [2021-03-12 08:14:47,491 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 1904 DAG size of output: 1505 [2021-03-12 08:14:47,630 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 1135 DAG size of output: 1189 [2021-03-12 08:14:47,810 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 1133 DAG size of output: 1514 [2021-03-12 08:14:54,629 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1084 DAG size of output: 976 [2021-03-12 08:14:54,795 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 1700 DAG size of output: 1234 [2021-03-12 08:14:54,980 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 1857 DAG size of output: 1354 [2021-03-12 08:14:55,398 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 3406 DAG size of output: 2495 [2021-03-12 08:14:55,822 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 3970 DAG size of output: 2578 [2021-03-12 08:14:56,421 WARN L205 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 4156 DAG size of output: 2573 [2021-03-12 08:14:56,956 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 4664 DAG size of output: 3162 [2021-03-12 08:15:02,448 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 1684 DAG size of output: 1181 [2021-03-12 08:15:04,645 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 3015 DAG size of output: 1852 [2021-03-12 08:15:05,149 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 3175 DAG size of output: 1957 [2021-03-12 08:15:05,995 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 6365 DAG size of output: 3750 [2021-03-12 08:15:07,185 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 8060 DAG size of output: 5076 [2021-03-12 08:15:08,771 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 8188 DAG size of output: 5271 [2021-03-12 08:15:08,974 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 1180 DAG size of output: 1529 [2021-03-12 08:15:09,181 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 1141 DAG size of output: 1195 [2021-03-12 08:15:09,339 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 1139 DAG size of output: 1427 [2021-03-12 08:15:09,564 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 1094 DAG size of output: 1583 [2021-03-12 08:15:15,791 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 1108 DAG size of output: 1037 [2021-03-12 08:15:16,183 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 2293 DAG size of output: 2001 [2021-03-12 08:15:16,589 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 2836 DAG size of output: 2103 [2021-03-12 08:15:17,042 WARN L205 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 3353 DAG size of output: 2555 [2021-03-12 08:15:17,701 WARN L205 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 3567 DAG size of output: 2664 [2021-03-12 08:15:18,268 WARN L205 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 4345 DAG size of output: 3363 [2021-03-12 08:15:23,238 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1475 DAG size of output: 1147 [2021-03-12 08:15:23,409 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 1612 DAG size of output: 1237 [2021-03-12 08:15:25,402 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 853 DAG size of output: 653 [2021-03-12 08:15:25,748 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 2768 DAG size of output: 2038 [2021-03-12 08:15:26,269 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 2952 DAG size of output: 2150 [2021-03-12 08:15:27,150 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 6257 DAG size of output: 4139 [2021-03-12 08:15:28,214 WARN L205 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 6355 DAG size of output: 4104 [2021-03-12 08:15:32,682 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 1128 DAG size of output: 964 [2021-03-12 08:15:32,984 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 1682 DAG size of output: 1473 [2021-03-12 08:15:33,270 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 1895 DAG size of output: 1535 [2021-03-12 08:15:33,603 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 2330 DAG size of output: 1830 [2021-03-12 08:15:33,974 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 2397 DAG size of output: 1932 [2021-03-12 08:15:35,356 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 8513 DAG size of output: 5801 [2021-03-12 08:15:38,018 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 15064 DAG size of output: 9782 [2021-03-12 08:15:41,377 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 15140 DAG size of output: 9810 [2021-03-12 08:15:41,539 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 1416 DAG size of output: 1416 [2021-03-12 08:15:42,239 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 1383 [2021-03-12 08:15:44,126 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 1315 DAG size of output: 1984 [2021-03-12 08:15:46,408 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 1147 DAG size of output: 963 [2021-03-12 08:15:48,050 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 1723 DAG size of output: 1229 [2021-03-12 08:15:48,238 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 1916 DAG size of output: 1386 [2021-03-12 08:15:48,450 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 2039 DAG size of output: 1510 [2021-03-12 08:15:52,653 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 1787 DAG size of output: 1239 [2021-03-12 08:15:53,070 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 2994 DAG size of output: 2174 [2021-03-12 08:15:55,349 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 758 DAG size of output: 695 [2021-03-12 08:15:55,470 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 854 DAG size of output: 778 [2021-03-12 08:15:57,632 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 860 DAG size of output: 671 [2021-03-12 08:15:57,862 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 1346 DAG size of output: 1059 [2021-03-12 08:16:01,810 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 1513 DAG size of output: 1131 [2021-03-12 08:16:02,651 WARN L205 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 5002 DAG size of output: 3701 [2021-03-12 08:16:05,581 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 924 DAG size of output: 828 [2021-03-12 08:16:06,585 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 1309 DAG size of output: 1214 [2021-03-12 08:16:07,719 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 6165 DAG size of output: 4799 [2021-03-12 08:16:08,932 WARN L205 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 6792 DAG size of output: 5019 [2021-03-12 08:16:12,799 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 976 DAG size of output: 860 [2021-03-12 08:16:13,064 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 1480 DAG size of output: 1364 [2021-03-12 08:16:18,395 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 1280 DAG size of output: 1206 [2021-03-12 08:16:20,154 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 748 DAG size of output: 641 [2021-03-12 08:16:20,592 WARN L205 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 2354 DAG size of output: 2125 [2021-03-12 08:16:21,056 WARN L205 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 2638 DAG size of output: 2429 [2021-03-12 08:16:24,486 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 1504 DAG size of output: 1178 [2021-03-12 08:16:24,696 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 1641 DAG size of output: 1268 [2021-03-12 08:16:28,357 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 753 DAG size of output: 612 [2021-03-12 08:16:28,744 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 2672 DAG size of output: 2030 [2021-03-12 08:16:29,510 WARN L205 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 4345 DAG size of output: 3527 [2021-03-12 08:16:30,603 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 5669 DAG size of output: 4743 [2021-03-12 08:16:31,786 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 6203 DAG size of output: 5008 Received shutdown request... [2021-03-12 08:16:34,193 WARN L205 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 11984 DAG size of output: 8849 [2021-03-12 08:16:36,797 WARN L205 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 13285 DAG size of output: 9525 [2021-03-12 08:16:37,078 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14282 [2021-03-12 08:16:37,078 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-12 08:16:37,085 WARN L224 ceAbstractionStarter]: Timeout [2021-03-12 08:16:37,085 INFO L202 PluginConnector]: Adding new model unroll-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 08:16:37 BasicIcfg [2021-03-12 08:16:37,085 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 08:16:37,085 INFO L168 Benchmark]: Toolchain (without parser) took 854601.56 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 236.1 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2021-03-12 08:16:37,085 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory was 237.2 MB in the beginning and 237.0 MB in the end (delta: 179.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 08:16:37,085 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.57 ms. Allocated memory is still 255.9 MB. Free memory was 235.5 MB in the beginning and 234.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 08:16:37,086 INFO L168 Benchmark]: Boogie Preprocessor took 11.08 ms. Allocated memory is still 255.9 MB. Free memory was 234.0 MB in the beginning and 233.1 MB in the end (delta: 956.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-03-12 08:16:37,086 INFO L168 Benchmark]: RCFGBuilder took 222.84 ms. Allocated memory is still 255.9 MB. Free memory was 233.1 MB in the beginning and 235.6 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.0 GB. [2021-03-12 08:16:37,086 INFO L168 Benchmark]: TraceAbstraction took 854333.33 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 235.6 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. [2021-03-12 08:16:37,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 255.9 MB. Free memory was 237.2 MB in the beginning and 237.0 MB in the end (delta: 179.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.57 ms. Allocated memory is still 255.9 MB. Free memory was 235.5 MB in the beginning and 234.0 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 11.08 ms. Allocated memory is still 255.9 MB. Free memory was 234.0 MB in the beginning and 233.1 MB in the end (delta: 956.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 222.84 ms. Allocated memory is still 255.9 MB. Free memory was 233.1 MB in the beginning and 235.6 MB in the end (delta: -2.6 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 854333.33 ms. Allocated memory was 255.9 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 235.6 MB in the beginning and 1.8 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.8 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 814, positive: 564, positive conditional: 564, positive unconditional: 0, negative: 250, negative conditional: 250, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 564, positive: 564, positive conditional: 564, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 564, positive: 564, positive conditional: 0, positive unconditional: 564, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 564, positive: 556, positive conditional: 0, positive unconditional: 556, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 8, unknown conditional: 0, unknown unconditional: 8] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 8, Positive cache size: 8, Positive conditional cache size: 0, Positive unconditional cache size: 8, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 250 - TimeoutResultAtElement [Line: 53]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 53). Cancelled while PartialOrderCegarLoop was analyzing trace of length 31 with TraceHistMax 14,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 14 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 854256.7ms, OverallIterations: 18, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 1754.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 182, 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: 78.4ms SsaConstructionTime, 329.7ms SatisfiabilityAnalysisTime, 96436.3ms InterpolantComputationTime, 607 NumberOfCodeBlocks, 607 NumberOfCodeBlocksAsserted, 64 NumberOfCheckSat, 574 ConstructedInterpolants, 0 QuantifiedInterpolants, 4132 SizeOfPredicates, 18 NumberOfNonLiveVariables, 1191 ConjunctsInSsa, 286 ConjunctsInUnsatCore, 33 InterpolantComputations, 1 PerfectInterpolantSequences, 460/1316 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