/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-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 14:53:27,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 14:53:27,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 14:53:27,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-10 14:53:27,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-10 14:53:27,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-10 14:53:27,974 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-10 14:53:27,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-10 14:53:27,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-10 14:53:27,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-10 14:53:27,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-10 14:53:27,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-10 14:53:27,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-10 14:53:27,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-10 14:53:27,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-10 14:53:27,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-10 14:53:27,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-10 14:53:27,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-10 14:53:27,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-10 14:53:27,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-10 14:53:27,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-10 14:53:27,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-10 14:53:27,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-10 14:53:27,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-10 14:53:27,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-07-10 14:53:28,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-10 14:53:28,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-10 14:53:28,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-10 14:53:28,013 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-Random521.epf [2021-07-10 14:53:28,029 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 14:53:28,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 14:53:28,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 14:53:28,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 14:53:28,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 14:53:28,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 14:53:28,030 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 14:53:28,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 14:53:28,031 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 14:53:28,031 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 14:53:28,031 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 14:53:28,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 14:53:28,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 14:53:28,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 14:53:28,032 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 14:53:28,033 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 14:53:28,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 14:53:28,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 14:53:28,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 14:53:28,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 14:53:28,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-10 14:53:28,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-10 14:53:28,035 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 14:53:28,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 14:53:28,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 14:53:28,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 14:53:28,269 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 14:53:28,270 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 14:53:28,271 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl [2021-07-10 14:53:28,271 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr-alt.wvr.bpl' [2021-07-10 14:53:28,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 14:53:28,287 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 14:53:28,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 14:53:28,288 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 14:53:28,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 14:53:28,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,306 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 14:53:28,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 14:53:28,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 14:53:28,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 14:53:28,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,312 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/1) ... [2021-07-10 14:53:28,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 14:53:28,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 14:53:28,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 14:53:28,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 14:53:28,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (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 [2021-07-10 14:53:28,384 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 14:53:28,384 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 14:53:28,384 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 14:53:28,385 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 14:53:28,385 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 14:53:28,385 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 14:53:28,386 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 14:53:28,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 14:53:28,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 14:53:28,386 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 14:53:28,556 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 14:53:28,556 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-10 14:53:28,558 INFO L202 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:53:28 BoogieIcfgContainer [2021-07-10 14:53:28,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 14:53:28,559 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 14:53:28,559 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 14:53:28,561 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 14:53:28,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 02:53:28" (1/2) ... [2021-07-10 14:53:28,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60272847 and model type nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:53:28, skipping insertion in model container [2021-07-10 14:53:28,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:53:28" (2/2) ... [2021-07-10 14:53:28,563 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr-alt.wvr.bpl [2021-07-10 14:53:28,567 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 14:53:28,567 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 14:53:28,567 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 14:53:28,567 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 14:53:28,597 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 14:53:28,615 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 14:53:28,679 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 14:53:28,679 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 14:53:28,679 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 14:53:28,679 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 14:53:28,679 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 14:53:28,679 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 14:53:28,679 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 14:53:28,680 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 14:53:28,751 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:28,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:28,756 INFO L82 PathProgramCache]: Analyzing trace with hash 754791855, now seen corresponding path program 1 times [2021-07-10 14:53:28,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:28,762 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955250698] [2021-07-10 14:53:28,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:28,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:28,914 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:28,914 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955250698] [2021-07-10 14:53:28,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955250698] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:53:28,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:53:28,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-10 14:53:28,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45617041] [2021-07-10 14:53:28,918 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 14:53:28,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:28,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 14:53:28,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 14:53:28,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:28,931 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:28,945 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 3 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:53:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:28,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:28,995 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 14:53:28,995 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash -981518977, now seen corresponding path program 1 times [2021-07-10 14:53:28,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:28,996 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583362658] [2021-07-10 14:53:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:29,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:29,016 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:29,016 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583362658] [2021-07-10 14:53:29,017 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583362658] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 14:53:29,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 14:53:29,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-10 14:53:29,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339340286] [2021-07-10 14:53:29,018 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 14:53:29,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:29,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 14:53:29,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 14:53:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:29,019 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:29,019 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:53:29,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:29,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,043 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-10 14:53:29,043 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:29,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:29,044 INFO L82 PathProgramCache]: Analyzing trace with hash -739093303, now seen corresponding path program 1 times [2021-07-10 14:53:29,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:29,044 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550370787] [2021-07-10 14:53:29,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:29,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:29,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:29,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:29,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550370787] [2021-07-10 14:53:29,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550370787] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:29,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720753722] [2021-07-10 14:53:29,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:29,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 14:53:29,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:29,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:29,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720753722] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:29,588 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:29,588 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-07-10 14:53:29,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351684758] [2021-07-10 14:53:29,589 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-07-10 14:53:29,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:29,590 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-07-10 14:53:29,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2021-07-10 14:53:29,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:29,592 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:29,593 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 1.9444444444444444) internal successors, (35), 17 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:53:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:29,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:29,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:29,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:29,974 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:29,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:29,974 INFO L82 PathProgramCache]: Analyzing trace with hash 1940898311, now seen corresponding path program 2 times [2021-07-10 14:53:29,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:29,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483866754] [2021-07-10 14:53:29,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:30,116 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:30,116 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:30,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483866754] [2021-07-10 14:53:30,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483866754] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:30,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217312952] [2021-07-10 14:53:30,117 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 [2021-07-10 14:53:30,142 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 14:53:30,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:53:30,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-10 14:53:30,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:30,496 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [217312952] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:30,496 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:30,496 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-07-10 14:53:30,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731165966] [2021-07-10 14:53:30,496 INFO L462 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-07-10 14:53:30,502 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:30,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-07-10 14:53:30,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=350, Unknown=0, NotChecked=0, Total=420 [2021-07-10 14:53:30,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:30,503 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:30,503 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 1.9047619047619047) internal successors, (40), 20 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) [2021-07-10 14:53:30,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:30,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:30,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:30,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:30,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:30,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:30,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:30,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:31,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:31,019 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:31,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:31,020 INFO L82 PathProgramCache]: Analyzing trace with hash 368203469, now seen corresponding path program 3 times [2021-07-10 14:53:31,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:31,020 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828983365] [2021-07-10 14:53:31,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:31,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:31,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:31,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828983365] [2021-07-10 14:53:31,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828983365] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:31,219 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449312208] [2021-07-10 14:53:31,219 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 [2021-07-10 14:53:31,240 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 14:53:31,241 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:53:31,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-10 14:53:31,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:31,609 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:31,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449312208] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:31,609 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:31,609 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2021-07-10 14:53:31,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965716548] [2021-07-10 14:53:31,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 14:53:31,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:31,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 14:53:31,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2021-07-10 14:53:31,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:31,611 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:31,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.9130434782608696) internal successors, (44), 22 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:53:31,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:31,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:31,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:31,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:31,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:32,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:32,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:32,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-07-10 14:53:32,890 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:32,891 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:32,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:32,891 INFO L82 PathProgramCache]: Analyzing trace with hash 901206795, now seen corresponding path program 4 times [2021-07-10 14:53:32,891 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:32,891 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416336918] [2021-07-10 14:53:32,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-10 14:53:33,018 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:33,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416336918] [2021-07-10 14:53:33,018 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416336918] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:33,018 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [951290978] [2021-07-10 14:53:33,018 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 [2021-07-10 14:53:33,043 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 14:53:33,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:53:33,045 WARN L261 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 29 conjunts are in the unsatisfiable core [2021-07-10 14:53:33,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:33,288 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:33,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [951290978] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:33,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:33,289 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 13] total 22 [2021-07-10 14:53:33,289 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51595870] [2021-07-10 14:53:33,289 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-10 14:53:33,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:33,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-10 14:53:33,290 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2021-07-10 14:53:33,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:33,290 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:33,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.0) internal successors, (46), 22 states have internal predecessors, (46), 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) [2021-07-10 14:53:33,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:33,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:33,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:33,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:33,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-07-10 14:53:33,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:34,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:34,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:34,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-07-10 14:53:34,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-10 14:53:34,386 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:34,386 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:34,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:34,387 INFO L82 PathProgramCache]: Analyzing trace with hash -1916259057, now seen corresponding path program 5 times [2021-07-10 14:53:34,387 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:34,387 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315804685] [2021-07-10 14:53:34,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:34,437 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-10 14:53:34,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:34,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315804685] [2021-07-10 14:53:34,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315804685] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:34,438 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866691400] [2021-07-10 14:53:34,438 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 [2021-07-10 14:53:34,462 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-07-10 14:53:34,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:53:34,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 16 conjunts are in the unsatisfiable core [2021-07-10 14:53:34,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:34,539 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-07-10 14:53:34,539 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866691400] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:34,539 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:34,540 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 7 [2021-07-10 14:53:34,540 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535999504] [2021-07-10 14:53:34,541 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 14:53:34,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:34,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 14:53:34,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-07-10 14:53:34,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:34,541 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:34,541 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 3.142857142857143) internal successors, (22), 7 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 14:53:34,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:34,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:34,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-07-10 14:53:34,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-07-10 14:53:34,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:34,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-07-10 14:53:34,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-07-10 14:53:34,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-10 14:53:34,979 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 14:53:34,980 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 14:53:34,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 14:53:34,980 INFO L82 PathProgramCache]: Analyzing trace with hash -218788845, now seen corresponding path program 6 times [2021-07-10 14:53:34,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 14:53:34,980 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381552940] [2021-07-10 14:53:34,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 14:53:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 14:53:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-10 14:53:35,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 14:53:35,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381552940] [2021-07-10 14:53:35,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381552940] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:35,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952446817] [2021-07-10 14:53:35,215 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 [2021-07-10 14:53:35,244 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-07-10 14:53:35,244 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 14:53:35,245 WARN L261 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 42 conjunts are in the unsatisfiable core [2021-07-10 14:53:35,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 14:53:35,694 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 14:53:35,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952446817] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 14:53:35,695 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 14:53:35,695 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17] total 30 [2021-07-10 14:53:35,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673299098] [2021-07-10 14:53:35,695 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-07-10 14:53:35,695 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 14:53:35,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-07-10 14:53:35,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=797, Unknown=0, NotChecked=0, Total=930 [2021-07-10 14:53:35,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:35,696 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 14:53:35,696 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 1.967741935483871) internal successors, (61), 30 states have internal predecessors, (61), 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) [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-10 14:53:35,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 14:53:38,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-07-10 14:53:38,600 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-10 14:53:38,607 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-10 14:53:38,608 INFO L202 PluginConnector]: Adding new model nonblocking-cntr-alt.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:53:38 BasicIcfg [2021-07-10 14:53:38,608 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-10 14:53:38,609 INFO L168 Benchmark]: Toolchain (without parser) took 10321.52 ms. Allocated memory was 189.8 MB in the beginning and 336.6 MB in the end (delta: 146.8 MB). Free memory was 169.9 MB in the beginning and 161.1 MB in the end (delta: 8.7 MB). Peak memory consumption was 155.2 MB. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.09 ms. Allocated memory is still 189.8 MB. Free memory is still 170.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.78 ms. Allocated memory is still 189.8 MB. Free memory was 169.8 MB in the beginning and 168.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 INFO L168 Benchmark]: Boogie Preprocessor took 10.26 ms. Allocated memory is still 189.8 MB. Free memory was 168.3 MB in the beginning and 167.3 MB in the end (delta: 975.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 INFO L168 Benchmark]: RCFGBuilder took 240.47 ms. Allocated memory is still 189.8 MB. Free memory was 167.3 MB in the beginning and 156.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 INFO L168 Benchmark]: TraceAbstraction took 10049.14 ms. Allocated memory was 189.8 MB in the beginning and 336.6 MB in the end (delta: 146.8 MB). Free memory was 155.8 MB in the beginning and 161.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 141.6 MB. Max. memory is 8.0 GB. [2021-07-10 14:53:38,609 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 0.09 ms. Allocated memory is still 189.8 MB. Free memory is still 170.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 17.78 ms. Allocated memory is still 189.8 MB. Free memory was 169.8 MB in the beginning and 168.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.26 ms. Allocated memory is still 189.8 MB. Free memory was 168.3 MB in the beginning and 167.3 MB in the end (delta: 975.2 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 240.47 ms. Allocated memory is still 189.8 MB. Free memory was 167.3 MB in the beginning and 156.2 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 10049.14 ms. Allocated memory was 189.8 MB in the beginning and 336.6 MB in the end (delta: 146.8 MB). Free memory was 155.8 MB in the beginning and 161.1 MB in the end (delta: -5.4 MB). Peak memory consumption was 141.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 983, positive: 725, positive conditional: 614, positive unconditional: 111, negative: 258, negative conditional: 254, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 738, positive: 725, positive conditional: 614, positive unconditional: 111, negative: 13, negative conditional: 9, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 738, positive: 710, positive conditional: 0, positive unconditional: 710, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 90, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 90, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 738, positive: 622, positive conditional: 0, positive unconditional: 622, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 90, unknown conditional: 0, unknown unconditional: 90] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18 ], Maximal queried relation: 8, Independence queries for same thread: 245 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 57, Number of persistent set computation: 30, Number of trivial persistent sets: 24, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 983, positive: 725, positive conditional: 614, positive unconditional: 111, negative: 258, negative conditional: 254, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 738, positive: 725, positive conditional: 614, positive unconditional: 111, negative: 13, negative conditional: 9, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 738, positive: 710, positive conditional: 0, positive unconditional: 710, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 90, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 90, positive: 88, positive conditional: 0, positive unconditional: 88, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 738, positive: 622, positive conditional: 0, positive unconditional: 622, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 90, unknown conditional: 0, unknown unconditional: 90] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18, SemanticConditionEliminator.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 155, positive: 15, positive conditional: 15, positive unconditional: 0, negative: 140, negative conditional: 105, negative unconditional: 35, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 4, positive conditional: 4, positive unconditional: 0, negative: 30, negative conditional: 28, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 79, positive: 7, positive conditional: 7, positive unconditional: 0, negative: 72, negative conditional: 46, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 155, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 112, negative conditional: 77, negative unconditional: 35, unknown: 32, unknown conditional: 32, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 122, Positive cache size: 92, Positive conditional cache size: 4, Positive unconditional cache size: 88, Negative cache size: 30, Negative conditional cache size: 28, Negative unconditional cache size: 2, Eliminated conditions: 18 ], Maximal queried relation: 8, Independence queries for same thread: 245 - PositiveResult [Line: 50]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9969.1ms, OverallIterations: 8, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.4ms, PartialOrderReductionTime: 5477.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 188, 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: 36.5ms SsaConstructionTime, 123.6ms SatisfiabilityAnalysisTime, 2768.6ms InterpolantComputationTime, 332 NumberOfCodeBlocks, 332 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 318 ConstructedInterpolants, 0 QuantifiedInterpolants, 3856 SizeOfPredicates, 25 NumberOfNonLiveVariables, 318 ConjunctsInSsa, 145 ConjunctsInUnsatCore, 14 InterpolantComputations, 2 PerfectInterpolantSequences, 32/189 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...