/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad [2021-06-14 15:40:09,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-14 15:40:09,374 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-14 15:40:09,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-14 15:40:09,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-06-14 15:40:09,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-14 15:40:09,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-14 15:40:09,500 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-14 15:40:09,500 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-14 15:40:09,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-14 15:40:09,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-14 15:40:09,502 INFO L138 SettingsManager]: * Use SBE=true [2021-06-14 15:40:09,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-14 15:40:09,502 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-14 15:40:09,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-14 15:40:09,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-14 15:40:09,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-14 15:40:09,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-14 15:40:09,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-14 15:40:09,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-14 15:40:09,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-14 15:40:09,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 15:40:09,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-06-14 15:40:09,505 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-14 15:40:09,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-14 15:40:09,738 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-14 15:40:09,740 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-14 15:40:09,741 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-14 15:40:09,742 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-14 15:40:09,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl [2021-06-14 15:40:09,742 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/mcr/example_7.bpl' [2021-06-14 15:40:09,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-14 15:40:09,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-14 15:40:09,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-14 15:40:09,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-14 15:40:09,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-14 15:40:09,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-14 15:40:09,791 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-14 15:40:09,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-14 15:40:09,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-14 15:40:09,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... [2021-06-14 15:40:09,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-14 15:40:09,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-14 15:40:09,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-14 15:40:09,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-14 15:40:09,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-14 15:40:09,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_1 given in one single declaration [2021-06-14 15:40:09,860 INFO L130 BoogieDeclarations]: Found specification of procedure set_1 [2021-06-14 15:40:09,860 INFO L138 BoogieDeclarations]: Found implementation of procedure set_1 [2021-06-14 15:40:09,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_2 given in one single declaration [2021-06-14 15:40:09,860 INFO L130 BoogieDeclarations]: Found specification of procedure set_2 [2021-06-14 15:40:09,860 INFO L138 BoogieDeclarations]: Found implementation of procedure set_2 [2021-06-14 15:40:09,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_3 given in one single declaration [2021-06-14 15:40:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_3 [2021-06-14 15:40:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_3 [2021-06-14 15:40:09,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_4 given in one single declaration [2021-06-14 15:40:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_4 [2021-06-14 15:40:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_4 [2021-06-14 15:40:09,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_0 given in one single declaration [2021-06-14 15:40:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure set_0 [2021-06-14 15:40:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure set_0 [2021-06-14 15:40:09,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-14 15:40:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-14 15:40:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-14 15:40:09,861 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_5 given in one single declaration [2021-06-14 15:40:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure set_5 [2021-06-14 15:40:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure set_5 [2021-06-14 15:40:09,862 INFO L124 BoogieDeclarations]: Specification and implementation of procedure set_6 given in one single declaration [2021-06-14 15:40:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure set_6 [2021-06-14 15:40:09,863 INFO L138 BoogieDeclarations]: Found implementation of procedure set_6 [2021-06-14 15:40:09,864 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-14 15:40:10,003 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-14 15:40:10,004 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-14 15:40:10,005 INFO L202 PluginConnector]: Adding new model example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 03:40:10 BoogieIcfgContainer [2021-06-14 15:40:10,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-14 15:40:10,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-14 15:40:10,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-14 15:40:10,012 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-14 15:40:10,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_7.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.06 03:40:09" (1/2) ... [2021-06-14 15:40:10,013 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d1233f2 and model type example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.06 03:40:10, skipping insertion in model container [2021-06-14 15:40:10,013 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.06 03:40:10" (2/2) ... [2021-06-14 15:40:10,014 INFO L111 eAbstractionObserver]: Analyzing ICFG example_7.bpl [2021-06-14 15:40:10,021 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-14 15:40:10,021 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-14 15:40:10,021 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-14 15:40:10,022 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-14 15:40:10,131 INFO L149 ThreadInstanceAdder]: Constructed 49 joinOtherThreadTransitions. [2021-06-14 15:40:10,153 INFO L255 AbstractCegarLoop]: Starting to check reachability of 8 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-14 15:40:10,202 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-14 15:40:10,202 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-14 15:40:10,202 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-14 15:40:10,203 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-14 15:40:10,203 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-14 15:40:10,203 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-14 15:40:10,203 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-14 15:40:10,203 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-14 15:40:10,411 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-14 15:40:10,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 15:40:10,418 INFO L82 PathProgramCache]: Analyzing trace with hash 268063909, now seen corresponding path program 1 times [2021-06-14 15:40:10,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 15:40:10,424 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169775853] [2021-06-14 15:40:10,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 15:40:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 15:40:10,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 15:40:10,556 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 15:40:10,556 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169775853] [2021-06-14 15:40:10,557 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169775853] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 15:40:10,557 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 15:40:10,557 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 15:40:10,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111849601] [2021-06-14 15:40:10,560 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 15:40:10,561 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 15:40:10,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 15:40:10,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 15:40:10,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,575 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 15:40:10,576 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 15:40:10,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-14 15:40:10,624 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-14 15:40:10,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 15:40:10,626 INFO L82 PathProgramCache]: Analyzing trace with hash -1367155863, now seen corresponding path program 1 times [2021-06-14 15:40:10,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 15:40:10,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997360215] [2021-06-14 15:40:10,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 15:40:10,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 15:40:10,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 15:40:10,662 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 15:40:10,662 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997360215] [2021-06-14 15:40:10,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997360215] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 15:40:10,663 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 15:40:10,663 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 15:40:10,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672627217] [2021-06-14 15:40:10,664 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 15:40:10,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 15:40:10,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 15:40:10,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 15:40:10,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,666 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 15:40:10,666 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 15:40:10,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,666 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,715 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-14 15:40:10,715 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-14 15:40:10,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 15:40:10,716 INFO L82 PathProgramCache]: Analyzing trace with hash 1292711631, now seen corresponding path program 1 times [2021-06-14 15:40:10,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 15:40:10,716 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126155591] [2021-06-14 15:40:10,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 15:40:10,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 15:40:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 15:40:10,734 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 15:40:10,734 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126155591] [2021-06-14 15:40:10,734 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126155591] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 15:40:10,734 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 15:40:10,734 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-14 15:40:10,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154262322] [2021-06-14 15:40:10,735 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-14 15:40:10,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 15:40:10,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-14 15:40:10,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-14 15:40:10,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,735 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 15:40:10,736 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 15:40:10,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,736 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:10,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:10,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-14 15:40:10,765 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4INUSE_VIOLATION]=== [2021-06-14 15:40:10,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-14 15:40:10,766 INFO L82 PathProgramCache]: Analyzing trace with hash -342392821, now seen corresponding path program 1 times [2021-06-14 15:40:10,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-14 15:40:10,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965117651] [2021-06-14 15:40:10,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-14 15:40:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-14 15:40:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-14 15:40:11,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-14 15:40:11,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965117651] [2021-06-14 15:40:11,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965117651] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-14 15:40:11,063 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-14 15:40:11,063 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-14 15:40:11,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147611125] [2021-06-14 15:40:11,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-14 15:40:11,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-14 15:40:11,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-14 15:40:11,067 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2021-06-14 15:40:11,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:11,067 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-14 15:40:11,068 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 8 states have (on average 3.625) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-14 15:40:11,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:11,068 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:11,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:11,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-14 15:40:14,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:14,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:14,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-14 15:40:14,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-14 15:40:14,751 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-14 15:40:14,759 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-14 15:40:14,760 INFO L202 PluginConnector]: Adding new model example_7.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.06 03:40:14 BasicIcfg [2021-06-14 15:40:14,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-14 15:40:14,761 INFO L168 Benchmark]: Toolchain (without parser) took 4990.15 ms. Allocated memory was 237.0 MB in the beginning and 1.0 GB in the end (delta: 807.4 MB). Free memory was 217.3 MB in the beginning and 862.2 MB in the end (delta: -645.0 MB). Peak memory consumption was 363.7 MB. Max. memory is 8.0 GB. [2021-06-14 15:40:14,762 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 237.0 MB. Free memory is still 218.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-06-14 15:40:14,762 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.89 ms. Allocated memory is still 237.0 MB. Free memory was 217.3 MB in the beginning and 215.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 15:40:14,770 INFO L168 Benchmark]: Boogie Preprocessor took 11.16 ms. Allocated memory is still 237.0 MB. Free memory was 215.7 MB in the beginning and 214.9 MB in the end (delta: 859.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-06-14 15:40:14,770 INFO L168 Benchmark]: RCFGBuilder took 201.84 ms. Allocated memory is still 237.0 MB. Free memory was 214.8 MB in the beginning and 203.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. [2021-06-14 15:40:14,771 INFO L168 Benchmark]: TraceAbstraction took 4754.79 ms. Allocated memory was 237.0 MB in the beginning and 1.0 GB in the end (delta: 807.4 MB). Free memory was 203.3 MB in the beginning and 862.2 MB in the end (delta: -659.0 MB). Peak memory consumption was 350.1 MB. Max. memory is 8.0 GB. [2021-06-14 15:40:14,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.11 ms. Allocated memory is still 237.0 MB. Free memory is still 218.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 18.89 ms. Allocated memory is still 237.0 MB. Free memory was 217.3 MB in the beginning and 215.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 11.16 ms. Allocated memory is still 237.0 MB. Free memory was 215.7 MB in the beginning and 214.9 MB in the end (delta: 859.5 kB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 201.84 ms. Allocated memory is still 237.0 MB. Free memory was 214.8 MB in the beginning and 203.7 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 4754.79 ms. Allocated memory was 237.0 MB in the beginning and 1.0 GB in the end (delta: 807.4 MB). Free memory was 203.3 MB in the beginning and 862.2 MB in the end (delta: -659.0 MB). Peak memory consumption was 350.1 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: 107663, positive: 96542, positive conditional: 90435, positive unconditional: 6107, negative: 11121, negative conditional: 11074, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 96589, positive: 96542, positive conditional: 90435, positive unconditional: 6107, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 96589, positive: 96542, positive conditional: 0, positive unconditional: 96542, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2686, positive: 2679, positive conditional: 0, positive unconditional: 2679, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2686, positive: 2679, positive conditional: 0, positive unconditional: 2679, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96589, positive: 93863, positive conditional: 0, positive unconditional: 93863, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 2686, unknown conditional: 0, unknown unconditional: 2686] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0 ], Maximal queried relation: 3, Independence queries for same thread: 11074 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 2321, Number of persistent set computation: 26314, Number of trivial persistent sets: 26314, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 107663, positive: 96542, positive conditional: 90435, positive unconditional: 6107, negative: 11121, negative conditional: 11074, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 96589, positive: 96542, positive conditional: 90435, positive unconditional: 6107, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 96589, positive: 96542, positive conditional: 0, positive unconditional: 96542, negative: 47, negative conditional: 0, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2686, positive: 2679, positive conditional: 0, positive unconditional: 2679, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2686, positive: 2679, positive conditional: 0, positive unconditional: 2679, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 96589, positive: 93863, positive conditional: 0, positive unconditional: 93863, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 2686, unknown conditional: 0, unknown unconditional: 2686] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 7, negative conditional: 0, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2686, Positive cache size: 2679, Positive conditional cache size: 0, Positive unconditional cache size: 2679, Negative cache size: 7, Negative conditional cache size: 0, Negative unconditional cache size: 7, Eliminated conditions: 0 ], Maximal queried relation: 3, Independence queries for same thread: 11074 - PositiveResult [Line: 27]: 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 15 procedures, 67 locations, 8 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4594.2ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.4ms, PartialOrderReductionTime: 3994.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 18, 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: 12.6ms SsaConstructionTime, 44.0ms SatisfiabilityAnalysisTime, 380.3ms InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 112 ConstructedInterpolants, 0 QuantifiedInterpolants, 1048 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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...