/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.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/buffer-mult-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 16:21:47,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 16:21:47,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 16:21:47,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 16:21:47,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-14 16:21:47,267 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-14 16:21:47,268 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-14 16:21:47,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-14 16:21:47,271 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-14 16:21:47,271 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-14 16:21:47,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-14 16:21:47,277 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-14 16:21:47,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-14 16:21:47,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-14 16:21:47,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-14 16:21:47,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-14 16:21:47,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-14 16:21:47,293 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 16:21:47,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 16:21:47,294 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 16:21:47,295 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.epf [2021-07-14 16:21:47,339 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 16:21:47,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 16:21:47,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 16:21:47,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 16:21:47,341 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 16:21:47,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 16:21:47,341 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 16:21:47,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 16:21:47,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 16:21:47,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 16:21:47,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 16:21:47,344 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 16:21:47,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 16:21:47,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 16:21:47,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 16:21:47,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 16:21:47,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 16:21:47,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 16:21:47,678 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 16:21:47,679 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 16:21:47,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/buffer-mult-alt.wvr.bpl [2021-07-14 16:21:47,685 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-bad/buffer-mult-alt.wvr.bpl' [2021-07-14 16:21:47,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 16:21:47,714 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 16:21:47,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 16:21:47,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 16:21:47,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 16:21:47,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 16:21:47,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 16:21:47,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 16:21:47,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 16:21:47,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/1) ... [2021-07-14 16:21:47,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 16:21:47,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 16:21:47,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 16:21:47,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 16:21:47,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (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 16:21:47,800 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 16:21:47,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 16:21:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 16:21:47,801 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 16:21:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 16:21:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 16:21:47,801 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 16:21:47,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 16:21:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 16:21:47,802 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 16:21:47,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 16:21:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 16:21:47,803 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-14 16:21:47,803 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-14 16:21:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-14 16:21:47,804 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 16:21:47,949 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 16:21:47,949 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 16:21:47,950 INFO L202 PluginConnector]: Adding new model buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:21:47 BoogieIcfgContainer [2021-07-14 16:21:47,951 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 16:21:47,952 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 16:21:47,952 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 16:21:47,954 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 16:21:47,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 04:21:47" (1/2) ... [2021-07-14 16:21:47,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e63289 and model type buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 04:21:47, skipping insertion in model container [2021-07-14 16:21:47,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 04:21:47" (2/2) ... [2021-07-14 16:21:47,955 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-mult-alt.wvr.bpl [2021-07-14 16:21:47,959 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 16:21:47,959 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 16:21:47,959 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 16:21:47,959 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 16:21:47,989 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-07-14 16:21:48,003 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 16:21:48,037 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 16:21:48,037 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 16:21:48,037 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 16:21:48,037 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 16:21:48,037 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 16:21:48,037 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 16:21:48,037 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 16:21:48,037 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 16:21:48,208 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:48,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:48,211 INFO L82 PathProgramCache]: Analyzing trace with hash 976490359, now seen corresponding path program 1 times [2021-07-14 16:21:48,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:48,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857140110] [2021-07-14 16:21:48,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:48,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 16:21:48,309 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:48,309 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857140110] [2021-07-14 16:21:48,310 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857140110] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:21:48,310 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 16:21:48,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 16:21:48,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628253882] [2021-07-14 16:21:48,313 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 16:21:48,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:48,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 16:21:48,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 16:21:48,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,322 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:48,323 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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 16:21:48,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,380 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 16:21:48,380 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:48,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:48,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1249341880, now seen corresponding path program 1 times [2021-07-14 16:21:48,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:48,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193120637] [2021-07-14 16:21:48,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:48,410 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 16:21:48,410 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:48,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193120637] [2021-07-14 16:21:48,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193120637] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:21:48,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 16:21:48,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 16:21:48,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821776694] [2021-07-14 16:21:48,413 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 16:21:48,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:48,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 16:21:48,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 16:21:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,414 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:48,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 16:21:48,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,435 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 16:21:48,435 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:48,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:48,436 INFO L82 PathProgramCache]: Analyzing trace with hash 954205245, now seen corresponding path program 2 times [2021-07-14 16:21:48,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:48,436 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618032303] [2021-07-14 16:21:48,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:48,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 16:21:48,475 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:48,475 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618032303] [2021-07-14 16:21:48,476 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618032303] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:48,476 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939054385] [2021-07-14 16:21:48,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:21:48,530 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 16:21:48,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:48,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 6 conjunts are in the unsatisfiable core [2021-07-14 16:21:48,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:48,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 16:21:48,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939054385] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:48,735 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 16:21:48,735 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2021-07-14 16:21:48,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937682962] [2021-07-14 16:21:48,736 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-07-14 16:21:48,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:48,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-07-14 16:21:48,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-07-14 16:21:48,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,737 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:48,737 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.0) internal successors, (40), 7 states have internal predecessors, (40), 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 16:21:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:48,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:48,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:49,137 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:21:49,137 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:49,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:49,138 INFO L82 PathProgramCache]: Analyzing trace with hash -2114898121, now seen corresponding path program 2 times [2021-07-14 16:21:49,138 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:49,138 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720908430] [2021-07-14 16:21:49,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 16:21:49,198 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:49,198 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720908430] [2021-07-14 16:21:49,198 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720908430] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:49,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345750748] [2021-07-14 16:21:49,199 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 16:21:49,251 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 16:21:49,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:49,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-14 16:21:49,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-07-14 16:21:49,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345750748] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:21:49,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 16:21:49,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2021-07-14 16:21:49,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930968927] [2021-07-14 16:21:49,325 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-14 16:21:49,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:49,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-14 16:21:49,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 16:21:49,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:49,325 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:49,326 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 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 16:21:49,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:49,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:49,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:49,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:49,589 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:21:49,592 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:49,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:49,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1227522759, now seen corresponding path program 3 times [2021-07-14 16:21:49,592 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:49,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700348744] [2021-07-14 16:21:49,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:49,658 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 16:21:49,658 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:49,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700348744] [2021-07-14 16:21:49,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700348744] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:49,659 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [210966869] [2021-07-14 16:21:49,659 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 16:21:49,778 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-07-14 16:21:49,778 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:49,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 16:21:49,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-14 16:21:49,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [210966869] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 16:21:49,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-07-14 16:21:49,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2021-07-14 16:21:49,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812820558] [2021-07-14 16:21:49,879 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-14 16:21:49,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:49,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-14 16:21:49,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-07-14 16:21:49,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:49,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:49,880 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 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 16:21:49,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:49,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:49,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:49,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 16:21:50,173 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:21:50,174 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:50,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:50,174 INFO L82 PathProgramCache]: Analyzing trace with hash -293814785, now seen corresponding path program 4 times [2021-07-14 16:21:50,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:50,175 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430981572] [2021-07-14 16:21:50,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:50,370 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 16:21:50,370 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:50,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430981572] [2021-07-14 16:21:50,371 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430981572] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:50,371 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1338920225] [2021-07-14 16:21:50,371 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 16:21:50,408 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 16:21:50,408 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:50,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 33 conjunts are in the unsatisfiable core [2021-07-14 16:21:50,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:50,817 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-07-14 16:21:50,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 90 treesize of output 48 [2021-07-14 16:21:50,821 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 16:21:50,828 INFO L628 ElimStorePlain]: treesize reduction 25, result has 34.2 percent of original size [2021-07-14 16:21:50,828 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 16:21:50,828 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:90, output treesize:13 [2021-07-14 16:21:50,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-07-14 16:21:50,862 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-14 16:21:50,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-14 16:21:50,863 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-14 16:21:50,863 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:7 [2021-07-14 16:21:50,896 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 16:21:50,896 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1338920225] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:50,896 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 16:21:50,897 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2021-07-14 16:21:50,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281185555] [2021-07-14 16:21:50,897 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-14 16:21:50,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:50,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-14 16:21:50,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=490, Unknown=0, NotChecked=0, Total=552 [2021-07-14 16:21:50,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:50,898 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:50,898 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 3.625) internal successors, (87), 23 states have internal predecessors, (87), 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 16:21:50,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:50,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 16:21:50,899 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 16:21:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 16:21:51,798 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-07-14 16:21:51,798 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:51,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:51,798 INFO L82 PathProgramCache]: Analyzing trace with hash -2005493375, now seen corresponding path program 5 times [2021-07-14 16:21:51,798 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:51,798 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096853309] [2021-07-14 16:21:51,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:51,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:51,880 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 16:21:51,880 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:51,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096853309] [2021-07-14 16:21:51,880 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096853309] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:51,880 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539000560] [2021-07-14 16:21:51,880 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 16:21:51,919 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 16:21:51,919 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:51,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 16:21:51,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:51,981 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 25 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 16:21:51,982 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539000560] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:51,982 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 16:21:51,982 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6] total 12 [2021-07-14 16:21:51,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608890134] [2021-07-14 16:21:51,982 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-14 16:21:51,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 16:21:51,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-14 16:21:51,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2021-07-14 16:21:51,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:51,983 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 16:21:51,983 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 12 states have internal predecessors, (70), 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 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 16:21:51,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 16:21:52,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 16:21:52,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 16:21:52,274 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:21:52,274 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 16:21:52,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 16:21:52,275 INFO L82 PathProgramCache]: Analyzing trace with hash -792203865, now seen corresponding path program 6 times [2021-07-14 16:21:52,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 16:21:52,275 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454670180] [2021-07-14 16:21:52,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 16:21:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 16:21:52,500 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 16:21:52,500 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 16:21:52,500 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454670180] [2021-07-14 16:21:52,501 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454670180] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 16:21:52,501 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1400381704] [2021-07-14 16:21:52,501 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 16:21:52,539 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-14 16:21:52,539 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 16:21:52,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 38 conjunts are in the unsatisfiable core [2021-07-14 16:21:52,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 16:21:53,178 INFO L354 Elim1Store]: treesize reduction 66, result has 59.0 percent of original size [2021-07-14 16:21:53,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 111 treesize of output 153 [2021-07-14 16:21:53,892 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-14 16:21:54,016 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 216 [2021-07-14 16:21:54,140 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 217 [2021-07-14 16:21:54,826 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 333 [2021-07-14 16:21:55,078 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 333 [2021-07-14 16:21:55,254 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 314 Received shutdown request... [2021-07-14 16:36:37,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 16:36:37,800 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 16:36:37,806 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 16:36:37,807 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 16:36:37,807 INFO L202 PluginConnector]: Adding new model buffer-mult-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 04:36:37 BasicIcfg [2021-07-14 16:36:37,807 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 16:36:37,808 INFO L168 Benchmark]: Toolchain (without parser) took 890094.21 ms. Allocated memory was 183.5 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 163.1 MB in the beginning and 870.1 MB in the end (delta: -707.0 MB). Peak memory consumption was 682.9 MB. Max. memory is 8.0 GB. [2021-07-14 16:36:37,808 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 183.5 MB. Free memory is still 164.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 16:36:37,808 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.71 ms. Allocated memory is still 183.5 MB. Free memory was 163.0 MB in the beginning and 161.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 16:36:37,808 INFO L168 Benchmark]: Boogie Preprocessor took 16.98 ms. Allocated memory is still 183.5 MB. Free memory was 161.5 MB in the beginning and 160.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 16:36:37,808 INFO L168 Benchmark]: RCFGBuilder took 196.11 ms. Allocated memory is still 183.5 MB. Free memory was 160.3 MB in the beginning and 144.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-07-14 16:36:37,808 INFO L168 Benchmark]: TraceAbstraction took 889855.57 ms. Allocated memory was 183.5 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 144.4 MB in the beginning and 870.1 MB in the end (delta: -725.7 MB). Peak memory consumption was 664.0 MB. Max. memory is 8.0 GB. [2021-07-14 16:36:37,809 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 0.11 ms. Allocated memory is still 183.5 MB. Free memory is still 164.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 21.71 ms. Allocated memory is still 183.5 MB. Free memory was 163.0 MB in the beginning and 161.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 16.98 ms. Allocated memory is still 183.5 MB. Free memory was 161.5 MB in the beginning and 160.4 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 196.11 ms. Allocated memory is still 183.5 MB. Free memory was 160.3 MB in the beginning and 144.9 MB in the end (delta: 15.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 889855.57 ms. Allocated memory was 183.5 MB in the beginning and 1.1 GB in the end (delta: 920.6 MB). Free memory was 144.4 MB in the beginning and 870.1 MB in the end (delta: -725.7 MB). Peak memory consumption was 664.0 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: 12986, positive: 11635, positive conditional: 10889, positive unconditional: 746, negative: 1351, negative conditional: 1335, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11736, positive: 11635, positive conditional: 10889, positive unconditional: 746, negative: 101, negative conditional: 85, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11736, positive: 11188, positive conditional: 0, positive unconditional: 11188, negative: 548, negative conditional: 0, negative unconditional: 548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 535, positive: 525, positive conditional: 0, positive unconditional: 525, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 535, positive: 515, positive conditional: 0, positive unconditional: 515, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11736, positive: 10663, positive conditional: 0, positive unconditional: 10663, negative: 538, negative conditional: 0, negative unconditional: 538, unknown: 535, unknown conditional: 0, unknown unconditional: 535] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569 ], Maximal queried relation: 7, Independence queries for same thread: 1250 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 156, Number of persistent set computation: 77, Number of trivial persistent sets: 21, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 12986, positive: 11635, positive conditional: 10889, positive unconditional: 746, negative: 1351, negative conditional: 1335, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11736, positive: 11635, positive conditional: 10889, positive unconditional: 746, negative: 101, negative conditional: 85, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11736, positive: 11188, positive conditional: 0, positive unconditional: 11188, negative: 548, negative conditional: 0, negative unconditional: 548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 535, positive: 525, positive conditional: 0, positive unconditional: 525, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 535, positive: 515, positive conditional: 0, positive unconditional: 515, negative: 20, negative conditional: 0, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20, positive: 10, positive conditional: 0, positive unconditional: 10, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11736, positive: 10663, positive conditional: 0, positive unconditional: 10663, negative: 538, negative conditional: 0, negative unconditional: 538, unknown: 535, unknown conditional: 0, unknown unconditional: 535] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569, SemanticConditionEliminator.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1190, positive: 447, positive conditional: 447, positive unconditional: 0, negative: 743, negative conditional: 171, negative unconditional: 572, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 32, positive: 17, positive conditional: 7, positive unconditional: 10, negative: 15, negative conditional: 5, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 113, positive: 36, positive conditional: 11, positive unconditional: 26, negative: 76, negative conditional: 10, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 1190, positive: 440, positive conditional: 440, positive unconditional: 0, negative: 738, negative conditional: 166, negative unconditional: 572, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 547, Positive cache size: 532, Positive conditional cache size: 7, Positive unconditional cache size: 525, Negative cache size: 15, Negative conditional cache size: 5, Negative unconditional cache size: 10, Eliminated conditions: 569 ], Maximal queried relation: 7, Independence queries for same thread: 1250 - TimeoutResultAtElement [Line: 83]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 50 with TraceHistMax 5,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while ExplicitLhsPolynomialRelations was build 0 of 1 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 54 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 889791.3ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 9.1ms, PartialOrderReductionTime: 1292.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 55, 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: 47.2ms SsaConstructionTime, 170.9ms SatisfiabilityAnalysisTime, 1335.1ms InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 436 ConstructedInterpolants, 0 QuantifiedInterpolants, 3439 SizeOfPredicates, 10 NumberOfNonLiveVariables, 585 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 12 InterpolantComputations, 4 PerfectInterpolantSequences, 152/299 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown