/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-NewStatesSleepPersistent-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 13:15:50,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 13:15:50,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 13:15:50,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 13:15:50,293 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-NewStatesSleepPersistent-NoLbe-Lockstep.epf [2021-07-14 13:15:50,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 13:15:50,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 13:15:50,325 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 13:15:50,326 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 13:15:50,328 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 13:15:50,328 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 13:15:50,328 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 13:15:50,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 13:15:50,329 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 13:15:50,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 13:15:50,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 13:15:50,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 13:15:50,330 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 13:15:50,330 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 13:15:50,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 13:15:50,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 13:15:50,331 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 13:15:50,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 13:15:50,332 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES [2021-07-14 13:15:50,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 13:15:50,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 13:15:50,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 13:15:50,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 13:15:50,658 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 13:15:50,660 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 13:15:50,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl [2021-07-14 13:15:50,660 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/barrier-loop.wvr.bpl' [2021-07-14 13:15:50,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 13:15:50,922 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 13:15:50,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 13:15:50,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 13:15:50,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 13:15:50,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 13:15:50,953 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 13:15:50,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 13:15:50,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 13:15:50,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,961 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... [2021-07-14 13:15:50,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 13:15:50,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 13:15:50,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 13:15:50,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 13:15:50,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 13:15:51,042 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 13:15:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 13:15:51,043 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 13:15:51,043 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 13:15:51,043 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 13:15:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 13:15:51,044 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 13:15:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 13:15:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 13:15:51,044 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-07-14 13:15:51,044 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-07-14 13:15:51,044 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-07-14 13:15:51,045 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-07-14 13:15:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-07-14 13:15:51,045 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-07-14 13:15:51,045 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-07-14 13:15:51,045 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-07-14 13:15:51,046 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-07-14 13:15:51,046 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-07-14 13:15:51,047 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-07-14 13:15:51,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-07-14 13:15:51,048 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 13:15:51,296 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 13:15:51,297 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-07-14 13:15:51,298 INFO L202 PluginConnector]: Adding new model barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:15:51 BoogieIcfgContainer [2021-07-14 13:15:51,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 13:15:51,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 13:15:51,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 13:15:51,302 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 13:15:51,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 01:15:50" (1/2) ... [2021-07-14 13:15:51,303 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385f166c and model type barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:15:51, skipping insertion in model container [2021-07-14 13:15:51,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:15:51" (2/2) ... [2021-07-14 13:15:51,304 INFO L111 eAbstractionObserver]: Analyzing ICFG barrier-loop.wvr.bpl [2021-07-14 13:15:51,321 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 13:15:51,321 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 13:15:51,321 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 13:15:51,322 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 13:15:51,454 INFO L149 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-07-14 13:15:51,475 INFO L255 AbstractCegarLoop]: Starting to check reachability of 2 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 13:15:51,562 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 13:15:51,562 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 13:15:51,562 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 13:15:51,562 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 13:15:51,562 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 13:15:51,563 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 13:15:51,563 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 13:15:51,563 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == thread4Thread1of1ForFork3======== [2021-07-14 13:15:51,749 INFO L301 ceAbstractionStarter]: Result for error location thread4Thread1of1ForFork3 was SAFE (1/3) [2021-07-14 13:15:51,751 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 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 13:15:51,765 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 13:15:51,765 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 13:15:51,766 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 13:15:51,766 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 13:15:51,766 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 13:15:51,766 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 13:15:51,766 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 13:15:51,766 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 13:15:52,098 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,102 INFO L82 PathProgramCache]: Analyzing trace with hash 668020472, now seen corresponding path program 1 times [2021-07-14 13:15:52,109 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537464752] [2021-07-14 13:15:52,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 13:15:52,295 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-07-14 13:15:52,296 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 13:15:52,296 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537464752] [2021-07-14 13:15:52,297 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537464752] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 13:15:52,297 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 13:15:52,297 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 13:15:52,297 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421425169] [2021-07-14 13:15:52,305 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 13:15:52,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 13:15:52,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 13:15:52,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 13:15:52,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,317 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 13:15:52,318 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 13:15:52,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 13:15:52,384 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1377917901, now seen corresponding path program 2 times [2021-07-14 13:15:52,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,392 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105332353] [2021-07-14 13:15:52,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 13:15:52,454 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-07-14 13:15:52,454 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 13:15:52,454 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105332353] [2021-07-14 13:15:52,455 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105332353] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 13:15:52,455 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 13:15:52,455 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 13:15:52,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168297634] [2021-07-14 13:15:52,456 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 13:15:52,456 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 13:15:52,457 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 13:15:52,457 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 13:15:52,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,457 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 13:15:52,458 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 13:15:52,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,499 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 13:15:52,499 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,500 INFO L82 PathProgramCache]: Analyzing trace with hash 394361757, now seen corresponding path program 1 times [2021-07-14 13:15:52,500 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,500 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933482802] [2021-07-14 13:15:52,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 13:15:52,527 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-07-14 13:15:52,527 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 13:15:52,527 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933482802] [2021-07-14 13:15:52,527 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933482802] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 13:15:52,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 13:15:52,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 13:15:52,528 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608689975] [2021-07-14 13:15:52,528 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 13:15:52,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 13:15:52,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 13:15:52,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 13:15:52,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,529 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 13:15:52,529 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 13:15:52,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 13:15:52,578 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,579 INFO L82 PathProgramCache]: Analyzing trace with hash 2058826264, now seen corresponding path program 2 times [2021-07-14 13:15:52,579 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,580 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491710950] [2021-07-14 13:15:52,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 13:15:52,622 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-14 13:15:52,622 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 13:15:52,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491710950] [2021-07-14 13:15:52,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491710950] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 13:15:52,622 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 13:15:52,623 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-14 13:15:52,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125834890] [2021-07-14 13:15:52,623 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 13:15:52,623 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 13:15:52,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 13:15:52,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 13:15:52,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,624 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 13:15:52,624 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 13:15:52,624 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 13:15:52,682 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1855612158, now seen corresponding path program 1 times [2021-07-14 13:15:52,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,684 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222648901] [2021-07-14 13:15:52,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 13:15:52,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 13:15:52,739 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 13:15:52,739 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222648901] [2021-07-14 13:15:52,739 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222648901] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 13:15:52,739 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 13:15:52,739 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 13:15:52,739 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001191374] [2021-07-14 13:15:52,740 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-14 13:15:52,740 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 13:15:52,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-14 13:15:52,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-14 13:15:52,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,741 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 13:15:52,741 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 13:15:52,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 13:15:52,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-14 13:15:52,820 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-14 13:15:52,820 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr6INUSE_VIOLATION, ULTIMATE.startErr5INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 13:15:52,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 13:15:52,820 INFO L82 PathProgramCache]: Analyzing trace with hash -1852147030, now seen corresponding path program 1 times [2021-07-14 13:15:52,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 13:15:52,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587486309] [2021-07-14 13:15:52,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 13:15:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 13:15:52,831 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 13:15:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-14 13:15:52,839 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-14 13:15:52,874 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-14 13:15:52,875 INFO L609 BasicCegarLoop]: Counterexample might be feasible [2021-07-14 13:15:52,875 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-14 13:15:52,889 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3) [2021-07-14 13:15:52,917 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 13:15:52,970 INFO L202 PluginConnector]: Adding new model barrier-loop.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 01:15:52 BasicIcfg [2021-07-14 13:15:52,971 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 13:15:52,972 INFO L168 Benchmark]: Toolchain (without parser) took 2049.83 ms. Allocated memory was 194.0 MB in the beginning and 275.8 MB in the end (delta: 81.8 MB). Free memory was 174.3 MB in the beginning and 251.4 MB in the end (delta: -77.1 MB). Peak memory consumption was 17.4 MB. Max. memory is 8.0 GB. [2021-07-14 13:15:52,972 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 194.0 MB. Free memory is still 175.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 13:15:52,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.72 ms. Allocated memory is still 194.0 MB. Free memory was 174.2 MB in the beginning and 172.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 13:15:52,973 INFO L168 Benchmark]: Boogie Preprocessor took 15.92 ms. Allocated memory is still 194.0 MB. Free memory was 172.7 MB in the beginning and 171.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 13:15:52,973 INFO L168 Benchmark]: RCFGBuilder took 329.28 ms. Allocated memory is still 194.0 MB. Free memory was 171.6 MB in the beginning and 156.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-07-14 13:15:52,973 INFO L168 Benchmark]: TraceAbstraction took 1670.89 ms. Allocated memory was 194.0 MB in the beginning and 275.8 MB in the end (delta: 81.8 MB). Free memory was 155.7 MB in the beginning and 251.4 MB in the end (delta: -95.7 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 13:15:52,974 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 0.16 ms. Allocated memory is still 194.0 MB. Free memory is still 175.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 24.72 ms. Allocated memory is still 194.0 MB. Free memory was 174.2 MB in the beginning and 172.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 15.92 ms. Allocated memory is still 194.0 MB. Free memory was 172.7 MB in the beginning and 171.6 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 329.28 ms. Allocated memory is still 194.0 MB. Free memory was 171.6 MB in the beginning and 156.2 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1670.89 ms. Allocated memory was 194.0 MB in the beginning and 275.8 MB in the end (delta: 81.8 MB). Free memory was 155.7 MB in the beginning and 251.4 MB in the end (delta: -95.7 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1074, positive: 1065, positive conditional: 5, positive unconditional: 1060, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1073, positive: 1065, positive conditional: 5, positive unconditional: 1060, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1073, positive: 1065, positive conditional: 0, positive unconditional: 1065, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 919, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 919, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1073, positive: 154, positive conditional: 0, positive unconditional: 154, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 919, unknown conditional: 0, unknown unconditional: 919] , Statistics on independence cache: Total cache size (in pairs): 919, Positive cache size: 911, Positive conditional cache size: 0, Positive unconditional cache size: 911, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 ], Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 137, Number of persistent set computation: 6, Number of trivial persistent sets: 2, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1074, positive: 1065, positive conditional: 5, positive unconditional: 1060, negative: 9, negative conditional: 1, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 1073, positive: 1065, positive conditional: 5, positive unconditional: 1060, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 1073, positive: 1065, positive conditional: 0, positive unconditional: 1065, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 919, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 919, positive: 911, positive conditional: 0, positive unconditional: 911, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 8, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 77, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 77, negative conditional: 0, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1073, positive: 154, positive conditional: 0, positive unconditional: 154, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 919, unknown conditional: 0, unknown unconditional: 919] , Statistics on independence cache: Total cache size (in pairs): 919, Positive cache size: 911, Positive conditional cache size: 0, Positive unconditional cache size: 911, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 ], Maximal queried relation: 0, Independence queries for same thread: 1 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16030, positive: 14147, positive conditional: 9553, positive unconditional: 4594, negative: 1883, negative conditional: 1729, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14433, positive: 14147, positive conditional: 9553, positive unconditional: 4594, negative: 286, negative conditional: 132, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14433, positive: 14134, positive conditional: 0, positive unconditional: 14134, negative: 299, negative conditional: 0, negative unconditional: 299, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2976, positive: 2924, positive conditional: 0, positive unconditional: 2924, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2976, positive: 2908, positive conditional: 0, positive unconditional: 2908, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14433, positive: 11210, positive conditional: 0, positive unconditional: 11210, negative: 247, negative conditional: 0, negative unconditional: 247, unknown: 2976, unknown conditional: 0, unknown unconditional: 2976] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300 ], Maximal queried relation: 5, Independence queries for same thread: 1597 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 251, Number of persistent set computation: 175, Number of trivial persistent sets: 78, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16030, positive: 14147, positive conditional: 9553, positive unconditional: 4594, negative: 1883, negative conditional: 1729, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 14433, positive: 14147, positive conditional: 9553, positive unconditional: 4594, negative: 286, negative conditional: 132, negative unconditional: 154, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 14433, positive: 14134, positive conditional: 0, positive unconditional: 14134, negative: 299, negative conditional: 0, negative unconditional: 299, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2976, positive: 2924, positive conditional: 0, positive unconditional: 2924, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2976, positive: 2908, positive conditional: 0, positive unconditional: 2908, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68, positive: 16, positive conditional: 0, positive unconditional: 16, negative: 52, negative conditional: 0, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14433, positive: 11210, positive conditional: 0, positive unconditional: 11210, negative: 247, negative conditional: 0, negative unconditional: 247, unknown: 2976, unknown conditional: 0, unknown unconditional: 2976] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300, SemanticConditionEliminator.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 371, positive: 13, positive conditional: 13, positive unconditional: 0, negative: 358, negative conditional: 40, negative unconditional: 318, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 80, positive: 20, positive conditional: 4, positive unconditional: 16, negative: 60, negative conditional: 8, negative unconditional: 52, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 164, positive: 14, positive conditional: 3, positive unconditional: 11, negative: 151, negative conditional: 8, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 371, positive: 9, positive conditional: 9, positive unconditional: 0, negative: 350, negative conditional: 32, negative unconditional: 318, unknown: 12, unknown conditional: 12, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 2988, Positive cache size: 2928, Positive conditional cache size: 4, Positive unconditional cache size: 2924, Negative cache size: 60, Negative conditional cache size: 8, Negative unconditional cache size: 52, Eliminated conditions: 300 ], Maximal queried relation: 5, Independence queries for same thread: 1597 - CounterExampleResult [Line: 121]: assertion can be violated assertion can be violated We found a FailurePath: [L115] 0 assume x_0 == x_8 && y_1 == y_9; VAL [x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L116] FORK 0 fork 1 thread1(); VAL [x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L117] FORK 0 fork 4, 4, 4, 4 thread4(); VAL [x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L60] 1 f1_2 := false; [L61] 1 f2_3 := false; VAL [f1_2=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L63] FORK 1 fork 2, 2 thread2(); VAL [f1_2=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L64] FORK 1 fork 3, 3, 3 thread3(); VAL [f1_2=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L103] 2 f1_10 := false; [L104] 2 f2_11 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L106] FORK 2 fork 5, 5, 5, 5, 5 thread5(); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L107] FORK 2 fork 6, 6, 6, 6, 6, 6 thread6(); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L30] 3 temp_4 := x_0; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L45] 4 temp_6 := y_1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_6=-1, x_0=-1, x_8=-1, y_1=-1, y_9=-1] [L31] 3 x_0 := temp_4 + 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=-1, y_9=-1] [L46] 4 y_1 := temp_6 + 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L32] 3 f1_2 := true; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=false, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L47] 4 f2_3 := true; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L33] 3 assume f2_3; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L48] 4 assume f1_2; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L34] 3 temp_5 := y_1; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_5=0, temp_6=-1, x_0=0, x_8=-1, y_1=0, y_9=-1] [L49] 4 temp_7 := x_0; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=0, x_8=-1, y_1=0, y_9=-1] [L35] 3 y_1 := temp_5 + 1; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=0, x_8=-1, y_1=1, y_9=-1] [L50] 4 x_0 := temp_7 + 1; VAL [f1_10=false, f1_2=true, f2_11=false, f2_3=true, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L36] 3 f1_2 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=true, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L51] 4 f2_3 := false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L37] 3 assume !f2_3; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L52] 4 assume !f1_2; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L65] JOIN 3 join 2, 2; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L66] JOIN 4 join 3, 3, 3; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L118] JOIN 1 join 1; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L108] JOIN 5 join 5, 5, 5, 5, 5; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L109] JOIN 6 join 6, 6, 6, 6, 6, 6; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L119] JOIN 2 join 4, 4, 4, 4; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L120] 0 assume !(x_0 == x_8 && y_1 == y_9); VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] [L121] 0 assert false; VAL [f1_10=false, f1_2=false, f2_11=false, f2_3=false, temp_4=-1, temp_5=0, temp_6=-1, temp_7=0, x_0=1, x_8=-1, y_1=1, y_9=-1] - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread4Thread1of1ForFork3 with 1 thread instances CFG has 13 procedures, 120 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 248.0ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 17.6ms, PartialOrderReductionTime: 157.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 13 procedures, 120 locations, 11 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1130.9ms, OverallIterations: 6, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 1.9ms, PartialOrderReductionTime: 617.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 15, 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: 19.7ms SsaConstructionTime, 80.1ms SatisfiabilityAnalysisTime, 217.5ms InterpolantComputationTime, 378 NumberOfCodeBlocks, 378 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 334 ConstructedInterpolants, 0 QuantifiedInterpolants, 460 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 188/188 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...