/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/figure1-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98196c323137eee61a7c1131837b356358d783d4-98196c3 [2021-06-17 09:59:08,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-17 09:59:08,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-17 09:59:08,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-17 09:59:08,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-17 09:59:08,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-17 09:59:08,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-17 09:59:08,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-17 09:59:08,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-17 09:59:08,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-17 09:59:08,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-17 09:59:08,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-17 09:59:08,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-17 09:59:08,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-17 09:59:08,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-17 09:59:08,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-17 09:59:08,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-17 09:59:08,530 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-17 09:59:08,531 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-17 09:59:08,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-17 09:59:08,532 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-06-17 09:59:08,555 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-17 09:59:08,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-17 09:59:08,555 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-17 09:59:08,555 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-17 09:59:08,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-17 09:59:08,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * Use SBE=true [2021-06-17 09:59:08,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-17 09:59:08,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-17 09:59:08,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-17 09:59:08,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-17 09:59:08,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-17 09:59:08,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-17 09:59:08,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-17 09:59:08,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-17 09:59:08,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-17 09:59:08,569 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-17 09:59:08,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-17 09:59:08,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-17 09:59:08,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-17 09:59:08,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-17 09:59:08,800 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-17 09:59:08,800 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-17 09:59:08,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/figure1-alt.wvr.bpl [2021-06-17 09:59:08,801 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/figure1-alt.wvr.bpl' [2021-06-17 09:59:08,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-17 09:59:08,830 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-17 09:59:08,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-17 09:59:08,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-17 09:59:08,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-17 09:59:08,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,845 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-17 09:59:08,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-17 09:59:08,853 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-17 09:59:08,853 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-17 09:59:08,858 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,861 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/1) ... [2021-06-17 09:59:08,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-17 09:59:08,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-17 09:59:08,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-17 09:59:08,868 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-17 09:59:08,869 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (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 [2021-06-17 09:59:08,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-17 09:59:08,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-17 09:59:08,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-17 09:59:08,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-17 09:59:08,923 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-17 09:59:08,923 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-17 09:59:08,923 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-17 09:59:08,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-17 09:59:08,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-17 09:59:08,924 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-17 09:59:09,125 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-17 09:59:09,126 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-17 09:59:09,127 INFO L202 PluginConnector]: Adding new model figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:59:09 BoogieIcfgContainer [2021-06-17 09:59:09,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-17 09:59:09,129 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-17 09:59:09,129 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-17 09:59:09,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-17 09:59:09,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 17.06 09:59:08" (1/2) ... [2021-06-17 09:59:09,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bc1c11a and model type figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.06 09:59:09, skipping insertion in model container [2021-06-17 09:59:09,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.06 09:59:09" (2/2) ... [2021-06-17 09:59:09,133 INFO L111 eAbstractionObserver]: Analyzing ICFG figure1-alt.wvr.bpl [2021-06-17 09:59:09,136 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-17 09:59:09,136 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-17 09:59:09,137 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-17 09:59:09,137 INFO L470 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-17 09:59:09,170 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-17 09:59:09,184 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-17 09:59:09,245 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-17 09:59:09,245 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-17 09:59:09,246 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-17 09:59:09,246 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-17 09:59:09,246 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-17 09:59:09,246 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-17 09:59:09,246 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-17 09:59:09,246 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-17 09:59:09,375 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:09,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:09,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1087995191, now seen corresponding path program 1 times [2021-06-17 09:59:09,384 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:09,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491684154] [2021-06-17 09:59:09,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:09,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:09,534 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:09,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:09,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491684154] [2021-06-17 09:59:09,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491684154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:09,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1488834387] [2021-06-17 09:59:09,536 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 [2021-06-17 09:59:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:09,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-17 09:59:09,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:09,731 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1488834387] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:09,731 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:09,731 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2021-06-17 09:59:09,732 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044015660] [2021-06-17 09:59:09,735 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-17 09:59:09,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:09,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-17 09:59:09,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-17 09:59:09,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:09,749 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:09,750 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 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) [2021-06-17 09:59:09,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:09,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:10,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-17 09:59:10,007 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:10,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:10,008 INFO L82 PathProgramCache]: Analyzing trace with hash 561837071, now seen corresponding path program 2 times [2021-06-17 09:59:10,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:10,008 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756463526] [2021-06-17 09:59:10,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:10,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:10,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756463526] [2021-06-17 09:59:10,203 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756463526] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:10,203 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [76554922] [2021-06-17 09:59:10,203 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:10,234 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 09:59:10,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:10,235 WARN L261 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 25 conjunts are in the unsatisfiable core [2021-06-17 09:59:10,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:10,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [76554922] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:10,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:10,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 12] total 20 [2021-06-17 09:59:10,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55699282] [2021-06-17 09:59:10,570 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-06-17 09:59:10,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:10,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-06-17 09:59:10,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=352, Unknown=0, NotChecked=0, Total=420 [2021-06-17 09:59:10,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:10,573 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:10,573 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.0952380952380953) internal successors, (44), 20 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) [2021-06-17 09:59:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:11,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:11,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:11,346 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:11,347 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:11,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:11,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1712789129, now seen corresponding path program 3 times [2021-06-17 09:59:11,348 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:11,348 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548516548] [2021-06-17 09:59:11,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:11,507 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:11,507 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:11,507 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548516548] [2021-06-17 09:59:11,508 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548516548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:11,508 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279322432] [2021-06-17 09:59:11,508 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:11,540 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-17 09:59:11,541 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:11,542 WARN L261 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-17 09:59:11,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:11,892 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:11,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279322432] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:11,893 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:11,893 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 25 [2021-06-17 09:59:11,893 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090888021] [2021-06-17 09:59:11,893 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-17 09:59:11,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:11,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-17 09:59:11,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=564, Unknown=0, NotChecked=0, Total=650 [2021-06-17 09:59:11,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:11,894 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:11,894 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.1538461538461537) internal successors, (56), 25 states have internal predecessors, (56), 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) [2021-06-17 09:59:11,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:11,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:11,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:12,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:12,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:12,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:12,842 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:12,842 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:12,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:12,843 INFO L82 PathProgramCache]: Analyzing trace with hash 812359479, now seen corresponding path program 4 times [2021-06-17 09:59:12,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:12,843 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439677392] [2021-06-17 09:59:12,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:12,986 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-06-17 09:59:12,986 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:12,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439677392] [2021-06-17 09:59:12,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439677392] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:12,987 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18009129] [2021-06-17 09:59:12,987 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:13,025 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-17 09:59:13,028 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:13,029 WARN L261 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-17 09:59:13,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:13,421 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18009129] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:13,422 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:13,422 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 16] total 26 [2021-06-17 09:59:13,422 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854637349] [2021-06-17 09:59:13,422 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-17 09:59:13,422 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:13,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-17 09:59:13,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=615, Unknown=0, NotChecked=0, Total=702 [2021-06-17 09:59:13,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:13,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:13,426 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.0) internal successors, (54), 26 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 09:59:13,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:13,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:13,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:13,426 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:14,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:14,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:14,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:14,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-17 09:59:14,364 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:14,365 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:14,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:14,365 INFO L82 PathProgramCache]: Analyzing trace with hash -13118537, now seen corresponding path program 5 times [2021-06-17 09:59:14,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:14,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737298502] [2021-06-17 09:59:14,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:14,510 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-17 09:59:14,510 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:14,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737298502] [2021-06-17 09:59:14,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737298502] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:14,510 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066202959] [2021-06-17 09:59:14,510 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:14,542 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-06-17 09:59:14,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:14,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 46 conjunts are in the unsatisfiable core [2021-06-17 09:59:14,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:15,052 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:15,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066202959] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:15,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:15,052 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 20] total 31 [2021-06-17 09:59:15,052 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437176228] [2021-06-17 09:59:15,053 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-17 09:59:15,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:15,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-17 09:59:15,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=878, Unknown=0, NotChecked=0, Total=992 [2021-06-17 09:59:15,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:15,054 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:15,054 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.03125) internal successors, (65), 31 states have internal predecessors, (65), 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) [2021-06-17 09:59:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-17 09:59:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:16,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-17 09:59:16,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-17 09:59:16,368 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:16,369 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:16,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:16,370 INFO L82 PathProgramCache]: Analyzing trace with hash -2058733101, now seen corresponding path program 6 times [2021-06-17 09:59:16,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:16,370 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976688476] [2021-06-17 09:59:16,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:16,501 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-17 09:59:16,501 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:16,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976688476] [2021-06-17 09:59:16,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976688476] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:16,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842861975] [2021-06-17 09:59:16,502 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:16,543 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-17 09:59:16,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:16,544 WARN L261 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-17 09:59:16,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:17,005 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:17,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842861975] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:17,006 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:17,006 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21] total 31 [2021-06-17 09:59:17,006 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881724002] [2021-06-17 09:59:17,006 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-17 09:59:17,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:17,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-17 09:59:17,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=870, Unknown=0, NotChecked=0, Total=992 [2021-06-17 09:59:17,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:17,007 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:17,008 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.125) internal successors, (68), 31 states have internal predecessors, (68), 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) [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-17 09:59:17,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:18,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:18,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:18,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:18,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-17 09:59:18,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-17 09:59:18,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:18,441 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:18,441 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:18,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:18,456 INFO L82 PathProgramCache]: Analyzing trace with hash 501813443, now seen corresponding path program 7 times [2021-06-17 09:59:18,456 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:18,456 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590777614] [2021-06-17 09:59:18,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-06-17 09:59:18,632 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:18,632 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590777614] [2021-06-17 09:59:18,633 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590777614] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:18,633 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1979244315] [2021-06-17 09:59:18,633 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:18,714 WARN L261 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 61 conjunts are in the unsatisfiable core [2021-06-17 09:59:18,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:19,268 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1979244315] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:19,268 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:19,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21] total 31 [2021-06-17 09:59:19,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426901553] [2021-06-17 09:59:19,269 INFO L462 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-06-17 09:59:19,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:19,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-06-17 09:59:19,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=868, Unknown=0, NotChecked=0, Total=992 [2021-06-17 09:59:19,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:19,273 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:19,273 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.03125) internal successors, (65), 31 states have internal predecessors, (65), 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) [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:19,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:20,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:20,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:20,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:20,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-17 09:59:20,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:20,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:20,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-17 09:59:21,094 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-17 09:59:21,095 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:21,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:21,095 INFO L82 PathProgramCache]: Analyzing trace with hash -151180743, now seen corresponding path program 8 times [2021-06-17 09:59:21,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:21,095 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534330128] [2021-06-17 09:59:21,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:21,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:21,220 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-06-17 09:59:21,220 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:21,220 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534330128] [2021-06-17 09:59:21,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534330128] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:21,221 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809361370] [2021-06-17 09:59:21,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:21,250 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-17 09:59:21,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:21,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 52 conjunts are in the unsatisfiable core [2021-06-17 09:59:21,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:21,748 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809361370] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:21,748 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:21,748 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 22] total 32 [2021-06-17 09:59:21,750 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245819198] [2021-06-17 09:59:21,750 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-17 09:59:21,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:21,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-17 09:59:21,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=946, Unknown=0, NotChecked=0, Total=1056 [2021-06-17 09:59:21,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:21,751 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:21,751 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0) internal successors, (66), 32 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-17 09:59:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:23,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:23,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-17 09:59:23,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-17 09:59:24,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:24,010 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:24,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:24,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1127255069, now seen corresponding path program 9 times [2021-06-17 09:59:24,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:24,011 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811449958] [2021-06-17 09:59:24,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-06-17 09:59:24,139 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:24,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811449958] [2021-06-17 09:59:24,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811449958] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:24,139 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240778478] [2021-06-17 09:59:24,139 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:24,168 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-17 09:59:24,168 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-17 09:59:24,169 WARN L261 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-17 09:59:24,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:24,688 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:24,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240778478] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:24,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:24,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 23] total 32 [2021-06-17 09:59:24,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834385179] [2021-06-17 09:59:24,689 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-17 09:59:24,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:24,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-17 09:59:24,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=944, Unknown=0, NotChecked=0, Total=1056 [2021-06-17 09:59:24,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:24,691 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:24,692 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.0303030303030303) internal successors, (67), 32 states have internal predecessors, (67), 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) [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-17 09:59:24,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:29,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:29,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-17 09:59:29,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-17 09:59:29,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:29,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:29,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:29,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-17 09:59:29,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-17 09:59:29,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-17 09:59:29,930 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-17 09:59:29,931 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:29,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:29,931 INFO L82 PathProgramCache]: Analyzing trace with hash -2054440485, now seen corresponding path program 1 times [2021-06-17 09:59:29,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:29,931 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609136231] [2021-06-17 09:59:29,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:29,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:29,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609136231] [2021-06-17 09:59:29,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609136231] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:29,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1828746944] [2021-06-17 09:59:29,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-17 09:59:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:30,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-17 09:59:30,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-17 09:59:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:30,145 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1828746944] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-17 09:59:30,145 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-17 09:59:30,145 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-06-17 09:59:30,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51710002] [2021-06-17 09:59:30,145 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-17 09:59:30,145 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:30,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-17 09:59:30,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-06-17 09:59:30,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:30,146 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:30,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 16 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-17 09:59:30,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-17 09:59:30,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-17 09:59:30,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 09:59:30,819 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-17 09:59:30,819 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-17 09:59:30,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-17 09:59:30,819 INFO L82 PathProgramCache]: Analyzing trace with hash -880636367, now seen corresponding path program 1 times [2021-06-17 09:59:30,819 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-17 09:59:30,819 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793936845] [2021-06-17 09:59:30,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-17 09:59:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-17 09:59:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-17 09:59:30,892 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-17 09:59:30,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793936845] [2021-06-17 09:59:30,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793936845] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-17 09:59:30,892 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-17 09:59:30,892 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-17 09:59:30,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038029996] [2021-06-17 09:59:30,892 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-17 09:59:30,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-17 09:59:30,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-17 09:59:30,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-06-17 09:59:30,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:30,893 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-17 09:59:30,893 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 1.6666666666666667) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-17 09:59:30,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-17 09:59:31,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-17 09:59:31,009 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-06-17 09:59:31,014 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-17 09:59:31,016 INFO L202 PluginConnector]: Adding new model figure1-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.06 09:59:31 BasicIcfg [2021-06-17 09:59:31,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-17 09:59:31,016 INFO L168 Benchmark]: Toolchain (without parser) took 22186.16 ms. Allocated memory was 178.3 MB in the beginning and 444.6 MB in the end (delta: 266.3 MB). Free memory was 159.6 MB in the beginning and 268.5 MB in the end (delta: -108.8 MB). Peak memory consumption was 158.3 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:31,016 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 178.3 MB. Free memory is still 160.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-17 09:59:31,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.86 ms. Allocated memory is still 178.3 MB. Free memory was 159.6 MB in the beginning and 158.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:31,016 INFO L168 Benchmark]: Boogie Preprocessor took 12.55 ms. Allocated memory is still 178.3 MB. Free memory was 158.1 MB in the beginning and 157.2 MB in the end (delta: 905.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:31,016 INFO L168 Benchmark]: RCFGBuilder took 260.60 ms. Allocated memory is still 178.3 MB. Free memory was 157.1 MB in the beginning and 145.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:31,016 INFO L168 Benchmark]: TraceAbstraction took 21887.25 ms. Allocated memory was 178.3 MB in the beginning and 444.6 MB in the end (delta: 266.3 MB). Free memory was 145.3 MB in the beginning and 268.5 MB in the end (delta: -123.2 MB). Peak memory consumption was 143.6 MB. Max. memory is 8.0 GB. [2021-06-17 09:59:31,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 178.3 MB. Free memory is still 160.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 20.86 ms. Allocated memory is still 178.3 MB. Free memory was 159.6 MB in the beginning and 158.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 12.55 ms. Allocated memory is still 178.3 MB. Free memory was 158.1 MB in the beginning and 157.2 MB in the end (delta: 905.1 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 260.60 ms. Allocated memory is still 178.3 MB. Free memory was 157.1 MB in the beginning and 145.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 21887.25 ms. Allocated memory was 178.3 MB in the beginning and 444.6 MB in the end (delta: 266.3 MB). Free memory was 145.3 MB in the beginning and 268.5 MB in the end (delta: -123.2 MB). Peak memory consumption was 143.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2028, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 591, negative conditional: 590, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1455, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 18, negative conditional: 17, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1455, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1455, positive: 1305, positive conditional: 0, positive unconditional: 1305, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6 ], Maximal queried relation: 11, Independence queries for same thread: 573 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 210, Number of persistent set computation: 2555, Number of trivial persistent sets: 1916, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2028, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 591, negative conditional: 590, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1455, positive: 1437, positive conditional: 1320, positive unconditional: 117, negative: 18, negative conditional: 17, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1455, positive: 1390, positive conditional: 0, positive unconditional: 1390, negative: 65, negative conditional: 0, negative unconditional: 65, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 86, positive: 85, positive conditional: 0, positive unconditional: 85, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 86, positive: 84, positive conditional: 0, positive unconditional: 84, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1455, positive: 1305, positive conditional: 0, positive unconditional: 1305, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 86, unknown conditional: 0, unknown unconditional: 86] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6, SemanticConditionEliminator.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 322, positive: 47, positive conditional: 47, positive unconditional: 0, negative: 275, negative conditional: 269, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, positive: 8, positive conditional: 7, positive unconditional: 1, negative: 13, negative conditional: 12, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 116, positive: 69, positive conditional: 23, positive unconditional: 47, negative: 47, negative conditional: 41, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 322, positive: 40, positive conditional: 40, positive unconditional: 0, negative: 263, negative conditional: 257, negative unconditional: 6, unknown: 19, unknown conditional: 19, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 105, Positive cache size: 92, Positive conditional cache size: 7, Positive unconditional cache size: 85, Negative cache size: 13, Negative conditional cache size: 12, Negative unconditional cache size: 1, Eliminated conditions: 6 ], Maximal queried relation: 11, Independence queries for same thread: 573 - PositiveResult [Line: 51]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 21819.0ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.2ms, PartialOrderReductionTime: 13765.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 451, 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: 54.2ms SsaConstructionTime, 205.0ms SatisfiabilityAnalysisTime, 5210.6ms InterpolantComputationTime, 675 NumberOfCodeBlocks, 675 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 654 ConstructedInterpolants, 0 QuantifiedInterpolants, 7635 SizeOfPredicates, 45 NumberOfNonLiveVariables, 771 ConjunctsInSsa, 396 ConjunctsInUnsatCore, 21 InterpolantComputations, 1 PerfectInterpolantSequences, 236/1060 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...