/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 05:34:52,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 05:34:52,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 05:34:52,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 05:34:52,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 05:34:52,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 05:34:52,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 05:34:52,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 05:34:52,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 05:34:52,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 05:34:52,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 05:34:52,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 05:34:52,892 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 05:34:52,893 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 05:34:52,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 05:34:52,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 05:34:52,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 05:34:52,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 05:34:52,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 05:34:52,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 05:34:52,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 05:34:52,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 05:34:52,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 05:34:52,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 05:34:52,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 05:34:52,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 05:34:52,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 05:34:52,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 05:34:52,924 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 05:34:52,960 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 05:34:52,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 05:34:52,961 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 05:34:52,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 05:34:52,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 05:34:52,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 05:34:52,962 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 05:34:52,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 05:34:52,962 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 05:34:52,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 05:34:52,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 05:34:52,963 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 05:34:52,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 05:34:52,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 05:34:52,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 05:34:52,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 05:34:53,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 05:34:53,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 05:34:53,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 05:34:53,231 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 05:34:53,232 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 05:34:53,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl [2021-06-06 05:34:53,233 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series.wvr.bpl' [2021-06-06 05:34:53,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 05:34:53,269 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 05:34:53,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 05:34:53,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 05:34:53,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 05:34:53,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 05:34:53,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 05:34:53,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 05:34:53,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 05:34:53,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,305 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... [2021-06-06 05:34:53,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 05:34:53,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 05:34:53,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 05:34:53,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 05:34:53,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 05:34:53,370 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 05:34:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 05:34:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 05:34:53,370 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 05:34:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 05:34:53,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 05:34:53,371 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 05:34:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 05:34:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 05:34:53,372 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 05:34:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 05:34:53,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 05:34:53,373 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-06 05:34:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-06 05:34:53,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-06 05:34:53,375 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 05:34:53,565 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 05:34:53,565 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 05:34:53,567 INFO L202 PluginConnector]: Adding new model buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:34:53 BoogieIcfgContainer [2021-06-06 05:34:53,567 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 05:34:53,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 05:34:53,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 05:34:53,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 05:34:53,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:34:53" (1/2) ... [2021-06-06 05:34:53,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b58aa37 and model type buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:34:53, skipping insertion in model container [2021-06-06 05:34:53,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:34:53" (2/2) ... [2021-06-06 05:34:53,573 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series.wvr.bpl [2021-06-06 05:34:53,593 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 05:34:53,594 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 05:34:53,594 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 05:34:53,594 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 05:34:53,649 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-06 05:34:53,666 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 05:34:53,718 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 05:34:53,719 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 05:34:53,719 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 05:34:53,719 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 05:34:53,719 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 05:34:53,719 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 05:34:53,719 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 05:34:53,719 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 05:34:53,884 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:53,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:53,889 INFO L82 PathProgramCache]: Analyzing trace with hash 354457354, now seen corresponding path program 1 times [2021-06-06 05:34:53,895 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:53,896 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581504632] [2021-06-06 05:34:53,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:54,314 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:34:54,315 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:54,315 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581504632] [2021-06-06 05:34:54,316 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581504632] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:54,316 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705854845] [2021-06-06 05:34:54,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:54,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 05:34:54,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:54,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-06 05:34:54,543 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:34:54,547 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:34:54,548 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:34:54,549 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2021-06-06 05:34:54,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 05:34:54,614 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:34:54,616 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:34:54,617 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:34:54,617 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:7 [2021-06-06 05:34:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:34:54,712 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1705854845] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:54,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:54,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-06 05:34:54,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701966355] [2021-06-06 05:34:54,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 05:34:54,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:54,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 05:34:54,733 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-06 05:34:54,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:54,734 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:54,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 10 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:54,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:54,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:34:55,169 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-06 05:34:55,170 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:55,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:55,170 INFO L82 PathProgramCache]: Analyzing trace with hash -1020637527, now seen corresponding path program 1 times [2021-06-06 05:34:55,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:55,171 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021722154] [2021-06-06 05:34:55,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-06 05:34:55,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:55,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021722154] [2021-06-06 05:34:55,262 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021722154] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:34:55,262 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:34:55,262 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:34:55,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736630578] [2021-06-06 05:34:55,263 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:34:55,263 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:55,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:34:55,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:34:55,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,264 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:55,264 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:55,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:34:55,264 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:55,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,392 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 05:34:55,392 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:55,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:55,395 INFO L82 PathProgramCache]: Analyzing trace with hash -1416781431, now seen corresponding path program 2 times [2021-06-06 05:34:55,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:55,395 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777152651] [2021-06-06 05:34:55,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:55,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:55,448 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 05:34:55,448 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:55,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777152651] [2021-06-06 05:34:55,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777152651] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:34:55,449 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:34:55,449 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:34:55,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25210808] [2021-06-06 05:34:55,450 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:34:55,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:55,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:34:55,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:34:55,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,452 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:55,452 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 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) [2021-06-06 05:34:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,452 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:55,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,518 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 05:34:55,518 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:55,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:55,519 INFO L82 PathProgramCache]: Analyzing trace with hash 1850719302, now seen corresponding path program 3 times [2021-06-06 05:34:55,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:55,520 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898156853] [2021-06-06 05:34:55,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 05:34:55,590 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:55,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898156853] [2021-06-06 05:34:55,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898156853] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:55,591 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210237783] [2021-06-06 05:34:55,591 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:55,634 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 05:34:55,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:55,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 05:34:55,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 05:34:55,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210237783] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:34:55,723 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 05:34:55,723 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-06-06 05:34:55,723 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273666237] [2021-06-06 05:34:55,723 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 05:34:55,724 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:55,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 05:34:55,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-06 05:34:55,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,725 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:55,725 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:55,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:55,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,725 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:55,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:55,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:55,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:55,983 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:55,983 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:55,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:55,983 INFO L82 PathProgramCache]: Analyzing trace with hash 95258312, now seen corresponding path program 2 times [2021-06-06 05:34:55,984 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:55,984 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612039308] [2021-06-06 05:34:55,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 05:34:56,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:56,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612039308] [2021-06-06 05:34:56,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612039308] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:56,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [8257779] [2021-06-06 05:34:56,019 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 [2021-06-06 05:34:56,066 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:34:56,066 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:56,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 05:34:56,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 05:34:56,174 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [8257779] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:56,174 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:56,174 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-06 05:34:56,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243375290] [2021-06-06 05:34:56,175 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 05:34:56,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:56,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 05:34:56,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-06-06 05:34:56,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:56,176 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:56,176 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:56,176 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:56,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:34:56,526 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:56,526 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:56,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:56,527 INFO L82 PathProgramCache]: Analyzing trace with hash 546738592, now seen corresponding path program 3 times [2021-06-06 05:34:56,527 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:56,527 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004262383] [2021-06-06 05:34:56,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:56,589 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-06 05:34:56,589 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:56,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004262383] [2021-06-06 05:34:56,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004262383] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:56,590 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1394110449] [2021-06-06 05:34:56,590 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 [2021-06-06 05:34:56,643 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 05:34:56,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:56,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 05:34:56,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:56,862 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 05:34:56,862 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1394110449] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:56,863 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:56,863 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 14 [2021-06-06 05:34:56,863 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16972886] [2021-06-06 05:34:56,864 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 05:34:56,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:56,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 05:34:56,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-06-06 05:34:56,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:56,866 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:56,866 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.2) internal successors, (78), 14 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:34:56,867 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:57,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:57,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:34:57,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:57,328 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 05:34:57,329 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:57,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:57,329 INFO L82 PathProgramCache]: Analyzing trace with hash -2077682447, now seen corresponding path program 4 times [2021-06-06 05:34:57,329 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:57,330 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193050785] [2021-06-06 05:34:57,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:57,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:57,413 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 05:34:57,413 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:57,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193050785] [2021-06-06 05:34:57,413 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193050785] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:57,413 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947838390] [2021-06-06 05:34:57,413 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 [2021-06-06 05:34:57,477 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:34:57,478 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:57,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 05:34:57,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:57,571 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 05:34:57,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947838390] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:57,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:57,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-06 05:34:57,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054194925] [2021-06-06 05:34:57,572 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 05:34:57,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:57,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 05:34:57,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-06 05:34:57,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:57,573 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:57,573 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:34:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:34:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:57,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:57,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:57,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:58,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:58,009 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:58,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:58,009 INFO L82 PathProgramCache]: Analyzing trace with hash 44009845, now seen corresponding path program 5 times [2021-06-06 05:34:58,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:58,009 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485862979] [2021-06-06 05:34:58,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:34:59,368 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:59,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485862979] [2021-06-06 05:34:59,368 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485862979] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:59,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847214633] [2021-06-06 05:34:59,368 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 [2021-06-06 05:34:59,433 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 05:34:59,434 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:59,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 83 conjunts are in the unsatisfiable core [2021-06-06 05:34:59,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:00,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 59 [2021-06-06 05:35:00,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:35:00,936 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:35:00,943 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-06 05:35:00,943 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:104, output treesize:76 [2021-06-06 05:35:01,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:35:01,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:01,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 42 [2021-06-06 05:35:01,847 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:35:01,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:35:01,866 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 05:35:01,866 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:97, output treesize:39 [2021-06-06 05:35:02,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,555 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:35:02,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:35:02,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:35:02,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:35:02,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:35:02,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 12 [2021-06-06 05:35:02,575 INFO L550 ElimStorePlain]: Start of recursive call 2: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-06-06 05:35:02,580 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:35:02,582 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:35:02,583 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:3 [2021-06-06 05:35:02,632 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:35:02,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847214633] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:02,633 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:02,633 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 53 [2021-06-06 05:35:02,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922406627] [2021-06-06 05:35:02,633 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 05:35:02,634 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:02,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 05:35:02,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2701, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 05:35:02,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:02,635 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:02,635 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.037037037037037) internal successors, (110), 53 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:02,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:02,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:02,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:10,405 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:35:10,406 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:10,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:10,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1674070936, now seen corresponding path program 6 times [2021-06-06 05:35:10,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:10,406 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906252826] [2021-06-06 05:35:10,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:10,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:10,457 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-06-06 05:35:10,457 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:10,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906252826] [2021-06-06 05:35:10,458 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906252826] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:10,458 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1651801794] [2021-06-06 05:35:10,458 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 [2021-06-06 05:35:10,540 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 05:35:10,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:10,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:35:10,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:10,648 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-06-06 05:35:10,648 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1651801794] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:10,648 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:10,649 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 05:35:10,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825486727] [2021-06-06 05:35:10,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 05:35:10,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:10,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 05:35:10,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-06-06 05:35:10,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:10,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:10,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:10,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:10,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:10,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:10,992 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-06 05:35:10,993 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:10,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:10,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1562005782, now seen corresponding path program 7 times [2021-06-06 05:35:10,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:10,993 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235859197] [2021-06-06 05:35:10,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:11,047 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-06 05:35:11,047 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:11,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235859197] [2021-06-06 05:35:11,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235859197] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:11,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [880039690] [2021-06-06 05:35:11,047 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 [2021-06-06 05:35:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:11,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:35:11,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:11,238 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-06 05:35:11,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [880039690] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:11,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:11,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 05:35:11,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054308136] [2021-06-06 05:35:11,239 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 05:35:11,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:11,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 05:35:11,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-06-06 05:35:11,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:11,240 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:11,240 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:11,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:11,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:11,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:11,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:11,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:11,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:11,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:35:11,705 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:11,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:11,706 INFO L82 PathProgramCache]: Analyzing trace with hash 1814439832, now seen corresponding path program 8 times [2021-06-06 05:35:11,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:11,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190786263] [2021-06-06 05:35:11,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:13,490 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:35:13,490 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:13,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190786263] [2021-06-06 05:35:13,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190786263] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:13,490 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605430837] [2021-06-06 05:35:13,490 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 [2021-06-06 05:35:13,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:35:13,540 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:13,541 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 103 conjunts are in the unsatisfiable core [2021-06-06 05:35:13,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:14,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 77 [2021-06-06 05:35:14,953 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:35:14,973 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:35:14,974 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:35:14,974 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:65 [2021-06-06 05:35:15,463 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 05:35:15,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 88 treesize of output 52 [2021-06-06 05:35:15,464 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:35:15,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:35:15,466 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:35:15,466 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:27 [2021-06-06 05:35:15,586 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:35:15,586 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605430837] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:15,586 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:15,586 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 30] total 57 [2021-06-06 05:35:15,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672587546] [2021-06-06 05:35:15,587 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-06 05:35:15,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:15,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-06 05:35:15,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=3110, Unknown=0, NotChecked=0, Total=3306 [2021-06-06 05:35:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:15,589 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:15,589 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.0172413793103448) internal successors, (117), 57 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:15,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:15,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:15,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:15,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:15,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:19,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 05:35:20,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:35:20,073 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:20,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:20,073 INFO L82 PathProgramCache]: Analyzing trace with hash 2145385422, now seen corresponding path program 9 times [2021-06-06 05:35:20,073 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:20,073 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677216603] [2021-06-06 05:35:20,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 130 proven. 121 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-06-06 05:35:20,169 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:20,169 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677216603] [2021-06-06 05:35:20,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [677216603] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:20,170 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233968977] [2021-06-06 05:35:20,170 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 [2021-06-06 05:35:20,260 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-06-06 05:35:20,260 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:20,262 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:35:20,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:20,786 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 66 proven. 200 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-06-06 05:35:20,786 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233968977] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:20,786 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:20,786 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 18] total 25 [2021-06-06 05:35:20,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731172180] [2021-06-06 05:35:20,787 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 05:35:20,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:20,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 05:35:20,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2021-06-06 05:35:20,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:20,787 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:20,788 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.576923076923077) internal successors, (119), 25 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 05:35:20,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:21,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:35:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:35:21,552 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-06 05:35:21,553 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:21,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:21,553 INFO L82 PathProgramCache]: Analyzing trace with hash -221759523, now seen corresponding path program 10 times [2021-06-06 05:35:21,553 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:21,553 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998511045] [2021-06-06 05:35:21,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:21,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:21,815 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 265 proven. 176 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-06-06 05:35:21,816 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:21,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998511045] [2021-06-06 05:35:21,816 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998511045] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:21,816 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [911468028] [2021-06-06 05:35:21,816 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 [2021-06-06 05:35:21,872 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:35:21,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:21,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:35:21,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:22,252 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 289 proven. 36 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-06-06 05:35:22,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [911468028] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:22,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:22,253 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 13] total 37 [2021-06-06 05:35:22,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539825150] [2021-06-06 05:35:22,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-06 05:35:22,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:22,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-06 05:35:22,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=1135, Unknown=0, NotChecked=0, Total=1406 [2021-06-06 05:35:22,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:22,256 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:22,256 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 4.0) internal successors, (152), 37 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:22,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:35:22,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:35:22,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:23,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:35:23,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:23,713 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 05:35:23,713 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:23,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:23,713 INFO L82 PathProgramCache]: Analyzing trace with hash 1707772445, now seen corresponding path program 11 times [2021-06-06 05:35:23,714 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:23,714 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424921689] [2021-06-06 05:35:23,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:23,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:25,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1646 backedges. 353 proven. 1208 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-06-06 05:35:25,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:25,574 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424921689] [2021-06-06 05:35:25,574 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424921689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:25,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194006793] [2021-06-06 05:35:25,575 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 [2021-06-06 05:35:25,702 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-06 05:35:25,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:25,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 05:35:25,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1646 backedges. 265 proven. 665 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2021-06-06 05:35:27,307 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194006793] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:27,307 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:27,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 27] total 100 [2021-06-06 05:35:27,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815684920] [2021-06-06 05:35:27,308 INFO L462 AbstractCegarLoop]: Interpolant automaton has 101 states [2021-06-06 05:35:27,308 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:27,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-06-06 05:35:27,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1054, Invalid=9046, Unknown=0, NotChecked=0, Total=10100 [2021-06-06 05:35:27,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:27,311 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:27,312 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 101 states, 101 states have (on average 2.5544554455445545) internal successors, (258), 100 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:27,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:27,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:35:27,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:35:27,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:27,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:11,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:11,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:11,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:11,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:11,283 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 05:36:11,283 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:11,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:11,283 INFO L82 PathProgramCache]: Analyzing trace with hash 855295136, now seen corresponding path program 12 times [2021-06-06 05:36:11,283 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:11,283 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162477303] [2021-06-06 05:36:11,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:12,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 710 proven. 532 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2021-06-06 05:36:12,147 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:12,147 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162477303] [2021-06-06 05:36:12,147 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162477303] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:12,147 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840277812] [2021-06-06 05:36:12,148 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 [2021-06-06 05:36:12,375 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:36:12,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:36:12,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 05:36:12,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 507 proven. 100 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2021-06-06 05:36:13,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840277812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:13,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:13,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 16] total 56 [2021-06-06 05:36:13,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853798501] [2021-06-06 05:36:13,010 INFO L462 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-06-06 05:36:13,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:13,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-06-06 05:36:13,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=805, Invalid=2387, Unknown=0, NotChecked=0, Total=3192 [2021-06-06 05:36:13,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:13,011 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:13,012 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 3.4210526315789473) internal successors, (195), 56 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:13,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:17,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:17,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:17,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:17,808 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:36:17,808 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:17,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:17,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1860923577, now seen corresponding path program 13 times [2021-06-06 05:36:17,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:17,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399351441] [2021-06-06 05:36:17,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:17,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:18,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1514 backedges. 441 proven. 590 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-06-06 05:36:18,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:18,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399351441] [2021-06-06 05:36:18,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399351441] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:18,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1067998902] [2021-06-06 05:36:18,627 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 [2021-06-06 05:36:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:18,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 05:36:18,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1514 backedges. 532 proven. 345 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2021-06-06 05:36:20,087 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1067998902] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:20,087 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:20,087 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 36] total 78 [2021-06-06 05:36:20,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834803510] [2021-06-06 05:36:20,088 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 05:36:20,088 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:20,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 05:36:20,090 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1100, Invalid=5062, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 05:36:20,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:20,090 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:20,090 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 3.0) internal successors, (237), 78 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:20,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:20,091 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:25,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:25,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:25,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:25,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:25,783 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 05:36:25,783 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:25,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:25,784 INFO L82 PathProgramCache]: Analyzing trace with hash 595156167, now seen corresponding path program 14 times [2021-06-06 05:36:25,784 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:25,784 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81801734] [2021-06-06 05:36:25,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:25,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3254 backedges. 1173 proven. 651 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:36:26,492 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:26,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81801734] [2021-06-06 05:36:26,492 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81801734] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:26,492 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310174784] [2021-06-06 05:36:26,492 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) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:36:26,597 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:36:26,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:36:26,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 44 conjunts are in the unsatisfiable core [2021-06-06 05:36:26,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:26,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3254 backedges. 1173 proven. 651 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:36:26,960 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310174784] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:26,960 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:26,960 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 23] total 46 [2021-06-06 05:36:26,960 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297352234] [2021-06-06 05:36:26,961 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-06 05:36:26,961 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:26,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-06 05:36:26,961 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=828, Invalid=1334, Unknown=0, NotChecked=0, Total=2162 [2021-06-06 05:36:26,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:26,961 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:26,962 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 4.0212765957446805) internal successors, (189), 46 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:26,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:30,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:30,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:30,461 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 05:36:30,461 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:30,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:30,462 INFO L82 PathProgramCache]: Analyzing trace with hash 1043653095, now seen corresponding path program 15 times [2021-06-06 05:36:30,462 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:30,462 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579280169] [2021-06-06 05:36:30,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:33,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3318 backedges. 1106 proven. 1707 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-06-06 05:36:33,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:33,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579280169] [2021-06-06 05:36:33,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579280169] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:33,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949610058] [2021-06-06 05:36:33,060 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 [2021-06-06 05:36:33,245 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 31 check-sat command(s) [2021-06-06 05:36:33,245 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:36:33,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-06 05:36:33,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3318 backedges. 1741 proven. 715 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2021-06-06 05:36:36,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949610058] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:36,570 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:36,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 54] total 137 [2021-06-06 05:36:36,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027061087] [2021-06-06 05:36:36,571 INFO L462 AbstractCegarLoop]: Interpolant automaton has 138 states [2021-06-06 05:36:36,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:36,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2021-06-06 05:36:36,575 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2265, Invalid=16641, Unknown=0, NotChecked=0, Total=18906 [2021-06-06 05:36:36,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:36,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:36,575 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 138 states, 138 states have (on average 2.7971014492753623) internal successors, (386), 137 states have internal predecessors, (386), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:36,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:36,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:41,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:36:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:41,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:36:42,198 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 05:36:42,199 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:42,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:42,199 INFO L82 PathProgramCache]: Analyzing trace with hash -106409315, now seen corresponding path program 16 times [2021-06-06 05:36:42,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:42,199 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996187616] [2021-06-06 05:36:42,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:42,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:46,840 INFO L134 CoverageAnalysis]: Checked inductivity of 5028 backedges. 914 proven. 3498 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-06 05:36:46,840 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:46,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996187616] [2021-06-06 05:36:46,840 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996187616] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:46,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282305231] [2021-06-06 05:36:46,840 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 [2021-06-06 05:36:46,958 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:36:46,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:36:46,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 70 conjunts are in the unsatisfiable core [2021-06-06 05:36:46,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:47,381 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-06-06 05:36:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5028 backedges. 2421 proven. 1122 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2021-06-06 05:36:49,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282305231] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:49,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:49,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [125, 26] total 150 [2021-06-06 05:36:49,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370725095] [2021-06-06 05:36:49,224 INFO L462 AbstractCegarLoop]: Interpolant automaton has 151 states [2021-06-06 05:36:49,224 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:49,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2021-06-06 05:36:49,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2456, Invalid=20194, Unknown=0, NotChecked=0, Total=22650 [2021-06-06 05:36:49,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:49,229 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:49,230 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 151 states, 151 states have (on average 2.5827814569536423) internal successors, (390), 150 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:49,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:49,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:36:49,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:55,709 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:37:25,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:37:25,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:37:25,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:37:25,641 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:37:25,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:37:25,641 INFO L82 PathProgramCache]: Analyzing trace with hash 527584747, now seen corresponding path program 17 times [2021-06-06 05:37:25,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:37:25,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347785508] [2021-06-06 05:37:25,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:37:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:37:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4030 backedges. 2074 proven. 1928 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-06 05:37:27,251 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:37:27,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347785508] [2021-06-06 05:37:27,251 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347785508] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:37:27,251 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143828188] [2021-06-06 05:37:27,251 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:37:27,510 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2021-06-06 05:37:27,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:37:27,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 05:37:27,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:37:28,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4030 backedges. 2024 proven. 576 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:37:28,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1143828188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:37:28,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:37:28,909 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 32] total 103 [2021-06-06 05:37:28,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523445158] [2021-06-06 05:37:28,909 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-06-06 05:37:28,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:37:28,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-06-06 05:37:28,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2051, Invalid=8661, Unknown=0, NotChecked=0, Total=10712 [2021-06-06 05:37:28,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:37:28,912 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:37:28,912 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 4.173076923076923) internal successors, (434), 103 states have internal predecessors, (434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:37:28,912 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:37:28,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:37:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:37:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:37:56,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:37:56,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:37:56,872 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:37:56,872 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:37:56,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:37:56,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1421445641, now seen corresponding path program 18 times [2021-06-06 05:37:56,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:37:56,873 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945517424] [2021-06-06 05:37:56,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:37:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:38:06,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6170 backedges. 2926 proven. 2628 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-06 05:38:06,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:38:06,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945517424] [2021-06-06 05:38:06,960 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945517424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:38:06,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1057058089] [2021-06-06 05:38:06,960 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:38:07,360 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 53 check-sat command(s) [2021-06-06 05:38:07,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:38:07,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 79 conjunts are in the unsatisfiable core [2021-06-06 05:38:07,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:38:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6170 backedges. 3015 proven. 1877 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2021-06-06 05:38:15,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1057058089] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:38:15,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:38:15,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [156, 78] total 233 [2021-06-06 05:38:15,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696674240] [2021-06-06 05:38:15,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 234 states [2021-06-06 05:38:15,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:38:15,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 234 interpolants. [2021-06-06 05:38:15,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6720, Invalid=47802, Unknown=0, NotChecked=0, Total=54522 [2021-06-06 05:38:15,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:38:15,142 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:38:15,142 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 234 states, 234 states have (on average 2.252136752136752) internal successors, (527), 233 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:38:15,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:38:15,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:38:15,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:38:15,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:38:15,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:40:07,299 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2021-06-06 05:42:59,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:42:59,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:42:59,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2201 states. [2021-06-06 05:42:59,871 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-06 05:42:59,871 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:42:59,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:42:59,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1606640615, now seen corresponding path program 19 times [2021-06-06 05:42:59,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:42:59,872 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345368011] [2021-06-06 05:42:59,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:42:59,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:43:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8186 backedges. 3557 proven. 3290 refuted. 0 times theorem prover too weak. 1339 trivial. 0 not checked. [2021-06-06 05:43:02,859 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:43:02,860 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345368011] [2021-06-06 05:43:02,860 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345368011] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:43:02,860 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [452466528] [2021-06-06 05:43:02,860 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:43:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:43:03,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 80 conjunts are in the unsatisfiable core [2021-06-06 05:43:03,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:43:06,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8186 backedges. 4683 proven. 961 refuted. 0 times theorem prover too weak. 2542 trivial. 0 not checked. [2021-06-06 05:43:06,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [452466528] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:43:06,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:43:06,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 49] total 143 [2021-06-06 05:43:06,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083721177] [2021-06-06 05:43:06,351 INFO L462 AbstractCegarLoop]: Interpolant automaton has 144 states [2021-06-06 05:43:06,351 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:43:06,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-06-06 05:43:06,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3575, Invalid=17017, Unknown=0, NotChecked=0, Total=20592 [2021-06-06 05:43:06,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:43:06,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:43:06,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 144 states, 144 states have (on average 3.6319444444444446) internal successors, (523), 143 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:43:06,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2201 states. [2021-06-06 05:43:06,354 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-06-06 05:46:37,080 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-06 05:46:37,081 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 05:46:37,108 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 05:46:37,110 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 05:46:37,110 INFO L202 PluginConnector]: Adding new model buffer-series.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 05:46:37 BasicIcfg [2021-06-06 05:46:37,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 05:46:37,110 INFO L168 Benchmark]: Toolchain (without parser) took 703842.31 ms. Allocated memory was 379.6 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 359.5 MB in the beginning and 3.2 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.6 GB. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 379.6 MB. Free memory was 360.8 MB in the beginning and 360.7 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.02 ms. Allocated memory is still 379.6 MB. Free memory was 359.5 MB in the beginning and 358.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 INFO L168 Benchmark]: Boogie Preprocessor took 14.23 ms. Allocated memory is still 379.6 MB. Free memory was 358.0 MB in the beginning and 356.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 INFO L168 Benchmark]: RCFGBuilder took 259.78 ms. Allocated memory is still 379.6 MB. Free memory was 356.9 MB in the beginning and 341.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 INFO L168 Benchmark]: TraceAbstraction took 703541.72 ms. Allocated memory was 379.6 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 341.0 MB in the beginning and 3.2 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 GB. Max. memory is 16.0 GB. [2021-06-06 05:46:37,111 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 0.15 ms. Allocated memory is still 379.6 MB. Free memory was 360.8 MB in the beginning and 360.7 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.02 ms. Allocated memory is still 379.6 MB. Free memory was 359.5 MB in the beginning and 358.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.23 ms. Allocated memory is still 379.6 MB. Free memory was 358.0 MB in the beginning and 356.9 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 259.78 ms. Allocated memory is still 379.6 MB. Free memory was 356.9 MB in the beginning and 341.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 703541.72 ms. Allocated memory was 379.6 MB in the beginning and 7.8 GB in the end (delta: 7.4 GB). Free memory was 341.0 MB in the beginning and 3.2 GB in the end (delta: -2.9 GB). Peak memory consumption was 4.5 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: 13030011, positive: 12003407, positive conditional: 12003407, positive unconditional: 0, negative: 1026604, negative conditional: 1026604, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12007642, positive: 12003407, positive conditional: 12003407, positive unconditional: 0, negative: 4235, negative conditional: 4235, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12007642, positive: 11497040, positive conditional: 0, positive unconditional: 11497040, negative: 510602, negative conditional: 0, negative unconditional: 510602, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 174, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 174, positive: 163, positive conditional: 0, positive unconditional: 163, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12007642, positive: 11496870, positive conditional: 0, positive unconditional: 11496870, negative: 510598, negative conditional: 0, negative unconditional: 510598, unknown: 174, unknown conditional: 0, unknown unconditional: 174] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749, SemanticConditionEliminator.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3773135, positive: 506367, positive conditional: 506367, positive unconditional: 0, negative: 3266768, negative conditional: 1431019, negative unconditional: 1835749, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1864, positive: 1322, positive conditional: 1269, positive unconditional: 53, negative: 542, negative conditional: 488, negative unconditional: 55, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3773135, positive: 505173, positive conditional: 505173, positive unconditional: 0, negative: 3266462, negative conditional: 1430713, negative unconditional: 1835749, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1835749 ], Maximal queried relation: 22, Independence queries for same thread: 1022369 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 1441 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 54 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 703425.6ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.2ms, PartialOrderReductionTime: 636833.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5601, 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: 325.8ms SsaConstructionTime, 2363.4ms SatisfiabilityAnalysisTime, 58978.4ms InterpolantComputationTime, 6515 NumberOfCodeBlocks, 6473 NumberOfCodeBlocksAsserted, 263 NumberOfCheckSat, 6473 ConstructedInterpolants, 38 QuantifiedInterpolants, 48931 SizeOfPredicates, 44 NumberOfNonLiveVariables, 8487 ConjunctsInSsa, 776 ConjunctsInUnsatCore, 42 InterpolantComputations, 3 PerfectInterpolantSequences, 48340/72441 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