/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-Random42.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 21:29:38,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 21:29:38,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 21:29:38,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 21:29:38,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 21:29:38,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 21:29:38,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 21:29:38,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 21:29:38,424 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 21:29:38,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 21:29:38,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 21:29:38,432 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 21:29:38,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 21:29:38,435 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 21:29:38,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 21:29:38,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 21:29:38,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 21:29:38,458 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-Random42.epf [2021-07-14 21:29:38,478 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 21:29:38,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 21:29:38,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 21:29:38,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 21:29:38,480 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 21:29:38,480 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 21:29:38,480 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 21:29:38,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 21:29:38,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 21:29:38,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 21:29:38,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:29:38,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 21:29:38,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 21:29:38,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-14 21:29:38,485 INFO L138 SettingsManager]: * Random seed used by POR DFS order=42 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 21:29:38,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 21:29:38,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 21:29:38,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 21:29:38,808 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 21:29:38,809 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 21:29:38,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl [2021-07-14 21:29:38,811 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/threaded-sum-2.wvr.bpl' [2021-07-14 21:29:38,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 21:29:38,834 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 21:29:38,835 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 21:29:38,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 21:29:38,836 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 21:29:38,849 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,857 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,868 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 21:29:38,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 21:29:38,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 21:29:38,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 21:29:38,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... [2021-07-14 21:29:38,887 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 21:29:38,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 21:29:38,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 21:29:38,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 21:29:38,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 21:29:38,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 21:29:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 21:29:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 21:29:38,970 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 21:29:38,970 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 21:29:38,970 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 21:29:38,971 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 21:29:38,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 21:29:38,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 21:29:38,971 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 21:29:39,144 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 21:29:39,144 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 21:29:39,146 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:29:39 BoogieIcfgContainer [2021-07-14 21:29:39,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 21:29:39,147 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 21:29:39,148 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 21:29:39,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 21:29:39,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 09:29:38" (1/2) ... [2021-07-14 21:29:39,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a06915 and model type threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 09:29:39, skipping insertion in model container [2021-07-14 21:29:39,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 09:29:39" (2/2) ... [2021-07-14 21:29:39,153 INFO L111 eAbstractionObserver]: Analyzing ICFG threaded-sum-2.wvr.bpl [2021-07-14 21:29:39,157 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 21:29:39,158 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 21:29:39,158 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 21:29:39,158 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 21:29:39,185 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 21:29:39,203 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 [2021-07-14 21:29:39,250 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 21:29:39,251 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 21:29:39,251 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 21:29:39,251 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 21:29:39,251 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 21:29:39,251 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 21:29:39,251 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 21:29:39,251 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 21:29:39,339 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:39,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:39,344 INFO L82 PathProgramCache]: Analyzing trace with hash -804104508, now seen corresponding path program 1 times [2021-07-14 21:29:39,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:39,352 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113224748] [2021-07-14 21:29:39,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:39,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:39,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:39,455 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:39,455 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113224748] [2021-07-14 21:29:39,456 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113224748] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:29:39,456 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:29:39,456 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 21:29:39,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36703951] [2021-07-14 21:29:39,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 21:29:39,471 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:39,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 21:29:39,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 21:29:39,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,482 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:39,484 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 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) [2021-07-14 21:29:39,484 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,516 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 21:29:39,516 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:39,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:39,517 INFO L82 PathProgramCache]: Analyzing trace with hash 1492694538, now seen corresponding path program 1 times [2021-07-14 21:29:39,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:39,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337739990] [2021-07-14 21:29:39,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:39,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:39,540 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:39,540 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337739990] [2021-07-14 21:29:39,540 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337739990] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 21:29:39,540 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 21:29:39,540 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 21:29:39,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457143149] [2021-07-14 21:29:39,542 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 21:29:39,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:39,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 21:29:39,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 21:29:39,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,543 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:39,543 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:39,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,587 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 21:29:39,588 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:39,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:39,588 INFO L82 PathProgramCache]: Analyzing trace with hash 725267498, now seen corresponding path program 1 times [2021-07-14 21:29:39,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:39,589 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716450602] [2021-07-14 21:29:39,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:39,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:39,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1716450602] [2021-07-14 21:29:39,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1716450602] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:39,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538110227] [2021-07-14 21:29:39,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:39,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 21:29:39,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:39,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:39,827 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538110227] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:39,827 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:39,827 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-07-14 21:29:39,827 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577372618] [2021-07-14 21:29:39,828 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 21:29:39,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:39,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 21:29:39,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-07-14 21:29:39,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,829 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:39,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 5 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:39,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:39,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:39,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:40,081 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:40,081 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:40,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:40,082 INFO L82 PathProgramCache]: Analyzing trace with hash -1785950996, now seen corresponding path program 2 times [2021-07-14 21:29:40,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:40,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918672003] [2021-07-14 21:29:40,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:40,416 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:40,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918672003] [2021-07-14 21:29:40,417 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918672003] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:40,417 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807696436] [2021-07-14 21:29:40,417 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:40,454 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:29:40,455 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:40,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-14 21:29:40,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:40,997 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:40,998 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807696436] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:40,998 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:40,998 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 23 [2021-07-14 21:29:40,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758105463] [2021-07-14 21:29:40,998 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 21:29:40,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:40,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 21:29:41,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2021-07-14 21:29:41,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:41,000 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:41,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.75) internal successors, (42), 23 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:41,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:41,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:41,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:41,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:41,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:41,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:29:41,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:41,402 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:41,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:41,402 INFO L82 PathProgramCache]: Analyzing trace with hash -1295303378, now seen corresponding path program 3 times [2021-07-14 21:29:41,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:41,402 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000637919] [2021-07-14 21:29:41,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:41,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 21:29:41,625 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:41,625 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000637919] [2021-07-14 21:29:41,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000637919] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:41,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110444491] [2021-07-14 21:29:41,626 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:41,657 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 21:29:41,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:41,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 19 conjunts are in the unsatisfiable core [2021-07-14 21:29:41,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:42,135 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:42,136 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1110444491] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:42,136 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:42,136 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 15] total 25 [2021-07-14 21:29:42,136 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237505814] [2021-07-14 21:29:42,138 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-14 21:29:42,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:42,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-14 21:29:42,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=540, Unknown=0, NotChecked=0, Total=650 [2021-07-14 21:29:42,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:42,140 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:42,141 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.6923076923076923) internal successors, (44), 25 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:42,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:42,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:42,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:42,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 21:29:42,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:42,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:42,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:42,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:42,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:29:42,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:42,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:42,937 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:42,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:42,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1813322510, now seen corresponding path program 4 times [2021-07-14 21:29:42,938 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:42,938 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709201212] [2021-07-14 21:29:42,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:42,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:43,216 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:43,216 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:43,216 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709201212] [2021-07-14 21:29:43,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709201212] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:43,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121651783] [2021-07-14 21:29:43,217 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:43,254 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 21:29:43,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:43,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 22 conjunts are in the unsatisfiable core [2021-07-14 21:29:43,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:43,839 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:43,839 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121651783] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:43,840 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:43,840 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 16] total 29 [2021-07-14 21:29:43,840 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704340731] [2021-07-14 21:29:43,840 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 21:29:43,840 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:43,841 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 21:29:43,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2021-07-14 21:29:43,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:43,841 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:43,841 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 1.7) internal successors, (51), 29 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:43,842 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:29:44,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:44,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:29:44,371 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-14 21:29:44,372 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:44,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:44,372 INFO L82 PathProgramCache]: Analyzing trace with hash 157862608, now seen corresponding path program 5 times [2021-07-14 21:29:44,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:44,372 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483933886] [2021-07-14 21:29:44,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:44,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 21:29:44,574 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:44,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483933886] [2021-07-14 21:29:44,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483933886] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:44,575 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705862964] [2021-07-14 21:29:44,575 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:44,618 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-07-14 21:29:44,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:44,622 WARN L261 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 25 conjunts are in the unsatisfiable core [2021-07-14 21:29:44,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:45,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705862964] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:45,163 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:45,163 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 19] total 30 [2021-07-14 21:29:45,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935380332] [2021-07-14 21:29:45,163 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-14 21:29:45,163 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:45,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-14 21:29:45,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=789, Unknown=0, NotChecked=0, Total=930 [2021-07-14 21:29:45,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:45,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:45,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.6129032258064515) internal successors, (50), 30 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:45,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:45,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:45,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:45,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-07-14 21:29:45,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:45,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-14 21:29:45,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:46,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:46,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:29:46,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:46,556 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-07-14 21:29:46,557 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:46,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:46,557 INFO L82 PathProgramCache]: Analyzing trace with hash -2118347582, now seen corresponding path program 6 times [2021-07-14 21:29:46,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:46,557 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157520783] [2021-07-14 21:29:46,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:46,604 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:46,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157520783] [2021-07-14 21:29:46,604 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157520783] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:46,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951544985] [2021-07-14 21:29:46,605 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:46,629 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-14 21:29:46,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:46,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 9 conjunts are in the unsatisfiable core [2021-07-14 21:29:46,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:46,691 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:46,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951544985] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:46,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:46,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-07-14 21:29:46,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595280555] [2021-07-14 21:29:46,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 21:29:46,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:46,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 21:29:46,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-07-14 21:29:46,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:46,692 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:46,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.571428571428571) internal successors, (32), 7 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:46,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:46,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:46,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:46,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-07-14 21:29:46,979 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:46,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:46,979 INFO L82 PathProgramCache]: Analyzing trace with hash 1302541044, now seen corresponding path program 7 times [2021-07-14 21:29:46,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:46,980 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528889946] [2021-07-14 21:29:46,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:47,045 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:47,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528889946] [2021-07-14 21:29:47,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528889946] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:47,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [559856075] [2021-07-14 21:29:47,046 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:47,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:47,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 13 conjunts are in the unsatisfiable core [2021-07-14 21:29:47,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 28 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 21:29:47,200 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [559856075] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:47,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:47,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2021-07-14 21:29:47,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246593814] [2021-07-14 21:29:47,201 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 21:29:47,201 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:47,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 21:29:47,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-07-14 21:29:47,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:47,202 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:47,202 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:47,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:47,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:47,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:47,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:29:47,512 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:47,513 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:47,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:47,513 INFO L82 PathProgramCache]: Analyzing trace with hash 1195131752, now seen corresponding path program 8 times [2021-07-14 21:29:47,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:47,514 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429176313] [2021-07-14 21:29:47,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:48,276 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 52 proven. 199 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 21:29:48,277 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:48,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429176313] [2021-07-14 21:29:48,277 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429176313] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:48,277 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477892928] [2021-07-14 21:29:48,277 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:48,317 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 21:29:48,317 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:48,318 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 58 conjunts are in the unsatisfiable core [2021-07-14 21:29:48,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:50,486 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:50,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477892928] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:50,486 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:50,486 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 38] total 60 [2021-07-14 21:29:50,486 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216689378] [2021-07-14 21:29:50,487 INFO L462 AbstractCegarLoop]: Interpolant automaton has 61 states [2021-07-14 21:29:50,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:50,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2021-07-14 21:29:50,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=341, Invalid=3319, Unknown=0, NotChecked=0, Total=3660 [2021-07-14 21:29:50,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:50,489 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:50,489 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 61 states, 61 states have (on average 1.9508196721311475) internal successors, (119), 60 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:50,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:29:50,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:29:52,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-07-14 21:29:52,692 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:52,692 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 21:29:52,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 21:29:52,692 INFO L82 PathProgramCache]: Analyzing trace with hash 145159888, now seen corresponding path program 9 times [2021-07-14 21:29:52,693 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 21:29:52,693 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306625901] [2021-07-14 21:29:52,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 21:29:52,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 21:29:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 164 proven. 575 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-07-14 21:29:53,878 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 21:29:53,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306625901] [2021-07-14 21:29:53,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306625901] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:53,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1514634603] [2021-07-14 21:29:53,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:29:53,935 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 22 check-sat command(s) [2021-07-14 21:29:53,935 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 21:29:53,937 WARN L261 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 94 conjunts are in the unsatisfiable core [2021-07-14 21:29:53,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 21:29:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 776 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 21:29:57,757 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1514634603] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 21:29:57,757 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 21:29:57,757 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 60] total 86 [2021-07-14 21:29:57,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744746107] [2021-07-14 21:29:57,758 INFO L462 AbstractCegarLoop]: Interpolant automaton has 87 states [2021-07-14 21:29:57,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 21:29:57,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2021-07-14 21:29:57,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=512, Invalid=6970, Unknown=0, NotChecked=0, Total=7482 [2021-07-14 21:29:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:29:57,761 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 21:29:57,761 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 87 states, 87 states have (on average 2.0344827586206895) internal successors, (177), 86 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-07-14 21:29:57,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 21:30:03,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:30:03,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-07-14 21:30:03,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-07-14 21:30:03,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 21:30:03,218 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 21:30:03,220 INFO L202 PluginConnector]: Adding new model threaded-sum-2.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 09:30:03 BasicIcfg [2021-07-14 21:30:03,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 21:30:03,221 INFO L168 Benchmark]: Toolchain (without parser) took 24386.28 ms. Allocated memory was 192.9 MB in the beginning and 483.4 MB in the end (delta: 290.5 MB). Free memory was 173.4 MB in the beginning and 418.0 MB in the end (delta: -244.6 MB). Peak memory consumption was 48.0 MB. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 192.9 MB. Free memory is still 174.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.72 ms. Allocated memory is still 192.9 MB. Free memory was 173.3 MB in the beginning and 171.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L168 Benchmark]: Boogie Preprocessor took 17.75 ms. Allocated memory is still 192.9 MB. Free memory was 171.9 MB in the beginning and 170.9 MB in the end (delta: 956.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L168 Benchmark]: RCFGBuilder took 257.41 ms. Allocated memory is still 192.9 MB. Free memory was 170.8 MB in the beginning and 158.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L168 Benchmark]: TraceAbstraction took 24072.56 ms. Allocated memory was 192.9 MB in the beginning and 483.4 MB in the end (delta: 290.5 MB). Free memory was 158.4 MB in the beginning and 418.0 MB in the end (delta: -259.6 MB). Peak memory consumption was 32.2 MB. Max. memory is 8.0 GB. [2021-07-14 21:30:03,221 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 192.9 MB. Free memory is still 174.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 32.72 ms. Allocated memory is still 192.9 MB. Free memory was 173.3 MB in the beginning and 171.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 17.75 ms. Allocated memory is still 192.9 MB. Free memory was 171.9 MB in the beginning and 170.9 MB in the end (delta: 956.8 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 257.41 ms. Allocated memory is still 192.9 MB. Free memory was 170.8 MB in the beginning and 158.9 MB in the end (delta: 12.0 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 24072.56 ms. Allocated memory was 192.9 MB in the beginning and 483.4 MB in the end (delta: 290.5 MB). Free memory was 158.4 MB in the beginning and 418.0 MB in the end (delta: -259.6 MB). Peak memory consumption was 32.2 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: 3347, positive: 2343, positive conditional: 2229, positive unconditional: 114, negative: 1004, negative conditional: 996, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2392, positive: 2343, positive conditional: 2229, positive unconditional: 114, negative: 49, negative conditional: 41, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2392, positive: 2010, positive conditional: 0, positive unconditional: 2010, negative: 382, negative conditional: 0, negative unconditional: 382, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2392, positive: 1915, positive conditional: 0, positive unconditional: 1915, negative: 376, negative conditional: 0, negative unconditional: 376, unknown: 101, unknown conditional: 0, unknown unconditional: 101] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462 ], Maximal queried relation: 11, Independence queries for same thread: 955 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 79, Number of persistent set computation: 29, Number of trivial persistent sets: 22, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3347, positive: 2343, positive conditional: 2229, positive unconditional: 114, negative: 1004, negative conditional: 996, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2392, positive: 2343, positive conditional: 2229, positive unconditional: 114, negative: 49, negative conditional: 41, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2392, positive: 2010, positive conditional: 0, positive unconditional: 2010, negative: 382, negative conditional: 0, negative unconditional: 382, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 101, positive: 95, positive conditional: 0, positive unconditional: 95, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 101, positive: 91, positive conditional: 0, positive unconditional: 91, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10, positive: 4, positive conditional: 0, positive unconditional: 4, negative: 6, negative conditional: 0, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2392, positive: 1915, positive conditional: 0, positive unconditional: 1915, negative: 376, negative conditional: 0, negative unconditional: 376, unknown: 101, unknown conditional: 0, unknown unconditional: 101] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462, SemanticConditionEliminator.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2284, positive: 333, positive conditional: 333, positive unconditional: 0, negative: 1951, negative conditional: 458, negative unconditional: 1493, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 67, positive: 34, positive conditional: 30, positive unconditional: 4, negative: 33, negative conditional: 27, negative unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 159, positive: 55, positive conditional: 48, positive unconditional: 7, negative: 104, negative conditional: 53, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2284, positive: 303, positive conditional: 303, positive unconditional: 0, negative: 1924, negative conditional: 431, negative unconditional: 1493, unknown: 57, unknown conditional: 57, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 158, Positive cache size: 125, Positive conditional cache size: 30, Positive unconditional cache size: 95, Negative cache size: 33, Negative conditional cache size: 27, Negative unconditional cache size: 6, Eliminated conditions: 1462 ], Maximal queried relation: 11, Independence queries for same thread: 955 - PositiveResult [Line: 55]: 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, 34 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 23999.1ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.2ms, PartialOrderReductionTime: 9803.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 295, 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: 52.2ms SsaConstructionTime, 283.0ms SatisfiabilityAnalysisTime, 11462.7ms InterpolantComputationTime, 764 NumberOfCodeBlocks, 764 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 744 ConstructedInterpolants, 0 QuantifiedInterpolants, 12630 SizeOfPredicates, 32 NumberOfNonLiveVariables, 574 ConjunctsInSsa, 263 ConjunctsInUnsatCore, 20 InterpolantComputations, 2 PerfectInterpolantSequences, 380/2383 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...