/usr/bin/java -Xmx16000000000 -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-DelaySleepPersistent-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1-dsl.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-03 21:54:37,438 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-03 21:54:37,441 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-03 21:54:37,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-03 21:54:37,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-03 21:54:37,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-03 21:54:37,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-03 21:54:37,567 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-DelaySleepPersistent-NoLbe.epf [2021-05-03 21:54:37,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-03 21:54:37,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-03 21:54:37,604 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-03 21:54:37,604 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-03 21:54:37,607 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-03 21:54:37,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-03 21:54:37,607 INFO L138 SettingsManager]: * Use SBE=true [2021-05-03 21:54:37,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-03 21:54:37,607 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-03 21:54:37,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-03 21:54:37,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-03 21:54:37,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-03 21:54:37,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-03 21:54:37,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-03 21:54:37,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-03 21:54:37,609 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 21:54:37,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-03 21:54:37,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-03 21:54:37,611 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-03 21:54:37,611 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-03 21:54:37,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-03 21:54:37,611 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_DELAY_SET [2021-05-03 21:54:37,611 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-03 21:54:37,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-03 21:54:37,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-03 21:54:37,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-03 21:54:37,968 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-03 21:54:37,970 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-03 21:54:37,971 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1-dsl.wvr.bpl [2021-05-03 21:54:37,971 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/parallel/parallel-sum-1-dsl.wvr.bpl' [2021-05-03 21:54:38,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-03 21:54:38,027 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-03 21:54:38,028 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-03 21:54:38,028 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-03 21:54:38,028 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-03 21:54:38,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,047 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,054 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-03 21:54:38,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-03 21:54:38,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-03 21:54:38,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-03 21:54:38,064 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... [2021-05-03 21:54:38,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-03 21:54:38,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-03 21:54:38,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-03 21:54:38,082 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-03 21:54:38,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-03 21:54:38,157 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-03 21:54:38,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-03 21:54:38,157 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-03 21:54:38,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-03 21:54:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-03 21:54:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-03 21:54:38,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-03 21:54:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-03 21:54:38,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-03 21:54:38,158 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-03 21:54:38,158 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-03 21:54:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-03 21:54:38,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-05-03 21:54:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-05-03 21:54:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-05-03 21:54:38,159 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread5 given in one single declaration [2021-05-03 21:54:38,159 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-05-03 21:54:38,159 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-05-03 21:54:38,160 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread6 given in one single declaration [2021-05-03 21:54:38,160 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-05-03 21:54:38,160 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-05-03 21:54:38,161 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-03 21:54:38,462 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-03 21:54:38,463 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-05-03 21:54:38,464 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-05-03 21:54:38,464 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread3EXIT is neither atomic block end nor error location. [2021-05-03 21:54:38,464 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread5EXIT is neither atomic block end nor error location. [2021-05-03 21:54:38,464 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread6EXIT is neither atomic block end nor error location. [2021-05-03 21:54:38,466 INFO L202 PluginConnector]: Adding new model parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 09:54:38 BoogieIcfgContainer [2021-05-03 21:54:38,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-03 21:54:38,467 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-03 21:54:38,467 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-03 21:54:38,470 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-03 21:54:38,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.05 09:54:38" (1/2) ... [2021-05-03 21:54:38,471 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61bb28c9 and model type parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 09:54:38, skipping insertion in model container [2021-05-03 21:54:38,471 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 09:54:38" (2/2) ... [2021-05-03 21:54:38,472 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-sum-1-dsl.wvr.bpl [2021-05-03 21:54:38,494 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-03 21:54:38,494 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-03 21:54:38,498 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-03 21:54:38,499 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-03 21:54:38,687 INFO L149 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-05-03 21:54:38,705 INFO L253 AbstractCegarLoop]: Starting to check reachability of 11 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 [2021-05-03 21:54:38,779 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-03 21:54:38,780 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-03 21:54:38,780 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-03 21:54:38,780 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-03 21:54:38,780 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-03 21:54:38,780 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-03 21:54:38,780 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-03 21:54:38,780 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-03 21:54:39,003 INFO L428 AbstractCegarLoop]: === Iteration 1 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:39,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:39,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1555526030, now seen corresponding path program 1 times [2021-05-03 21:54:39,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:39,017 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490633959] [2021-05-03 21:54:39,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:39,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490633959] [2021-05-03 21:54:39,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 21:54:39,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-03 21:54:39,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592258076] [2021-05-03 21:54:39,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-03 21:54:39,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:39,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-03 21:54:39,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-03 21:54:39,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,257 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:39,259 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 21:54:39,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,315 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-03 21:54:39,315 INFO L428 AbstractCegarLoop]: === Iteration 2 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:39,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:39,319 INFO L82 PathProgramCache]: Analyzing trace with hash -371894955, now seen corresponding path program 1 times [2021-05-03 21:54:39,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:39,319 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585441199] [2021-05-03 21:54:39,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585441199] [2021-05-03 21:54:39,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 21:54:39,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-03 21:54:39,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973099257] [2021-05-03 21:54:39,377 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-03 21:54:39,377 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:39,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-03 21:54:39,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-03 21:54:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,378 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:39,378 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-05-03 21:54:39,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,407 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-03 21:54:39,407 INFO L428 AbstractCegarLoop]: === Iteration 3 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:39,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:39,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1828801615, now seen corresponding path program 1 times [2021-05-03 21:54:39,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:39,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768859344] [2021-05-03 21:54:39,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768859344] [2021-05-03 21:54:39,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 21:54:39,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-05-03 21:54:39,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863513634] [2021-05-03 21:54:39,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-05-03 21:54:39,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:39,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-05-03 21:54:39,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-05-03 21:54:39,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,450 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:39,450 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 states have internal predecessors, (24), 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) [2021-05-03 21:54:39,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,451 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:39,517 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-05-03 21:54:39,518 INFO L428 AbstractCegarLoop]: === Iteration 4 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:39,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:39,519 INFO L82 PathProgramCache]: Analyzing trace with hash -148228237, now seen corresponding path program 1 times [2021-05-03 21:54:39,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:39,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187861015] [2021-05-03 21:54:39,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187861015] [2021-05-03 21:54:39,552 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-03 21:54:39,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-03 21:54:39,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012623907] [2021-05-03 21:54:39,553 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-03 21:54:39,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:39,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-03 21:54:39,555 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-03 21:54:39,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,555 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:39,555 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-05-03 21:54:39,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:39,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:39,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,627 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-05-03 21:54:39,632 INFO L428 AbstractCegarLoop]: === Iteration 5 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:39,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:39,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1733603377, now seen corresponding path program 1 times [2021-05-03 21:54:39,632 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:39,633 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425211995] [2021-05-03 21:54:39,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,703 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425211995] [2021-05-03 21:54:39,704 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2094491573] [2021-05-03 21:54:39,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:39,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-05-03 21:54:39,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:39,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:39,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 6 [2021-05-03 21:54:39,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310835231] [2021-05-03 21:54:39,939 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-03 21:54:39,939 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:39,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-03 21:54:39,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-05-03 21:54:39,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:39,940 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:39,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 21:54:39,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:39,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:39,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:39,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:40,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:40,241 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:40,241 INFO L428 AbstractCegarLoop]: === Iteration 6 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:40,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:40,242 INFO L82 PathProgramCache]: Analyzing trace with hash 1586231886, now seen corresponding path program 1 times [2021-05-03 21:54:40,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:40,242 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530914797] [2021-05-03 21:54:40,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:40,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:40,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530914797] [2021-05-03 21:54:40,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060474185] [2021-05-03 21:54:40,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:40,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 21 conjunts are in the unsatisfiable core [2021-05-03 21:54:40,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:40,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-05-03 21:54:40,698 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 21:54:40,702 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:40,703 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 21:54:40,703 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:10 [2021-05-03 21:54:40,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:40,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:40,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-05-03 21:54:40,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212146376] [2021-05-03 21:54:40,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 21:54:40,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:40,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 21:54:40,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-05-03 21:54:40,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:40,755 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:40,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.3333333333333335) internal successors, (40), 12 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:40,755 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:40,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:41,157 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:41,157 INFO L428 AbstractCegarLoop]: === Iteration 7 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:41,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:41,158 INFO L82 PathProgramCache]: Analyzing trace with hash -229884275, now seen corresponding path program 2 times [2021-05-03 21:54:41,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:41,158 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576858309] [2021-05-03 21:54:41,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:41,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576858309] [2021-05-03 21:54:41,212 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006101957] [2021-05-03 21:54:41,212 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:41,256 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 21:54:41,256 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:41,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-03 21:54:41,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:41,342 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:41,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:41,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-05-03 21:54:41,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534593070] [2021-05-03 21:54:41,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-03 21:54:41,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:41,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-03 21:54:41,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-05-03 21:54:41,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:41,344 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:41,344 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 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) [2021-05-03 21:54:41,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:41,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:41,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:41,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:41,700 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:41,703 INFO L428 AbstractCegarLoop]: === Iteration 8 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:41,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:41,703 INFO L82 PathProgramCache]: Analyzing trace with hash 404956301, now seen corresponding path program 3 times [2021-05-03 21:54:41,704 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:41,704 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282363487] [2021-05-03 21:54:41,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:41,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282363487] [2021-05-03 21:54:41,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263090048] [2021-05-03 21:54:41,765 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:41,823 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-03 21:54:41,824 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:41,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-03 21:54:41,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:41,923 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:41,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:41,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2021-05-03 21:54:41,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591259796] [2021-05-03 21:54:41,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-05-03 21:54:41,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:41,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-05-03 21:54:41,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-05-03 21:54:41,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:41,925 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:41,926 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.111111111111111) internal successors, (37), 9 states have internal predecessors, (37), 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) [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:41,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:42,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:42,297 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:42,298 INFO L428 AbstractCegarLoop]: === Iteration 9 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:42,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:42,298 INFO L82 PathProgramCache]: Analyzing trace with hash -1564355316, now seen corresponding path program 4 times [2021-05-03 21:54:42,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:42,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553944727] [2021-05-03 21:54:42,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:42,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:42,640 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:42,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553944727] [2021-05-03 21:54:42,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [617935627] [2021-05-03 21:54:42,640 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:42,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 21:54:42,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:42,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 33 conjunts are in the unsatisfiable core [2021-05-03 21:54:42,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:42,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-05-03 21:54:42,883 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 21:54:42,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:42,885 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 21:54:42,885 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:7 [2021-05-03 21:54:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:42,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:42,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 23 [2021-05-03 21:54:42,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911674606] [2021-05-03 21:54:42,937 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-03 21:54:42,937 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:42,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-03 21:54:42,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=444, Unknown=0, NotChecked=0, Total=506 [2021-05-03 21:54:42,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:42,939 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:42,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.217391304347826) internal successors, (51), 23 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 21:54:42,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:42,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:42,939 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:42,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-03 21:54:43,731 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:43,731 INFO L428 AbstractCegarLoop]: === Iteration 10 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:43,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:43,732 INFO L82 PathProgramCache]: Analyzing trace with hash 7758283, now seen corresponding path program 5 times [2021-05-03 21:54:43,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:43,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411583159] [2021-05-03 21:54:43,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:43,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411583159] [2021-05-03 21:54:43,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529800670] [2021-05-03 21:54:43,785 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:43,831 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-05-03 21:54:43,832 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:43,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-03 21:54:43,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:43,945 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:43,945 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:43,945 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-05-03 21:54:43,946 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419084882] [2021-05-03 21:54:43,946 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-03 21:54:43,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:43,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-03 21:54:43,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2021-05-03 21:54:43,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:43,947 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:43,947 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 3.5833333333333335) internal successors, (43), 12 states have internal predecessors, (43), 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) [2021-05-03 21:54:43,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:43,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:43,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-03 21:54:43,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:44,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:44,720 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-05-03 21:54:44,721 INFO L428 AbstractCegarLoop]: === Iteration 11 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:44,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:44,721 INFO L82 PathProgramCache]: Analyzing trace with hash -1221680950, now seen corresponding path program 6 times [2021-05-03 21:54:44,721 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:44,721 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103928013] [2021-05-03 21:54:44,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:45,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103928013] [2021-05-03 21:54:45,132 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139969528] [2021-05-03 21:54:45,132 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:45,170 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-05-03 21:54:45,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:45,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-03 21:54:45,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:45,562 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:45,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 39 [2021-05-03 21:54:45,573 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-03 21:54:45,579 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:45,580 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 21:54:45,580 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:33, output treesize:17 [2021-05-03 21:54:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:45,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:45,681 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 32 [2021-05-03 21:54:45,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749365968] [2021-05-03 21:54:45,681 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-03 21:54:45,682 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:45,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-03 21:54:45,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=858, Unknown=0, NotChecked=0, Total=992 [2021-05-03 21:54:45,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:45,683 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:45,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 1.84375) internal successors, (59), 32 states have internal predecessors, (59), 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) [2021-05-03 21:54:45,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:45,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:45,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:45,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:45,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:47,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:47,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:47,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:47,409 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-03 21:54:47,409 INFO L428 AbstractCegarLoop]: === Iteration 12 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:47,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:47,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1394657783, now seen corresponding path program 7 times [2021-05-03 21:54:47,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:47,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243918886] [2021-05-03 21:54:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:47,476 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:47,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243918886] [2021-05-03 21:54:47,476 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [913370431] [2021-05-03 21:54:47,477 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:47,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-03 21:54:47,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:47,629 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:47,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:47,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2021-05-03 21:54:47,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042581876] [2021-05-03 21:54:47,630 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-03 21:54:47,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:47,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-03 21:54:47,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2021-05-03 21:54:47,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:47,631 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:47,632 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.2666666666666666) internal successors, (49), 15 states have internal predecessors, (49), 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) [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:47,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:48,259 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:49,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:49,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:49,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:49,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:49,220 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:49,221 INFO L428 AbstractCegarLoop]: === Iteration 13 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:49,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:49,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1085153912, now seen corresponding path program 8 times [2021-05-03 21:54:49,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:49,222 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435874137] [2021-05-03 21:54:49,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:49,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:49,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435874137] [2021-05-03 21:54:49,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [148241139] [2021-05-03 21:54:49,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:49,933 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-03 21:54:49,934 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:49,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 58 conjunts are in the unsatisfiable core [2021-05-03 21:54:49,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:50,475 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:50,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 33 treesize of output 49 [2021-05-03 21:54:50,491 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 2 xjuncts. [2021-05-03 21:54:50,499 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:50,500 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 21:54:50,500 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:17 [2021-05-03 21:54:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:50,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:50,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 40 [2021-05-03 21:54:50,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385958059] [2021-05-03 21:54:50,611 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-03 21:54:50,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:50,611 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-03 21:54:50,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=1362, Unknown=0, NotChecked=0, Total=1560 [2021-05-03 21:54:50,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:50,612 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:50,612 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 1.675) internal successors, (67), 40 states have internal predecessors, (67), 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) [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:52,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:52,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:52,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-03 21:54:52,896 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-05-03 21:54:52,920 INFO L428 AbstractCegarLoop]: === Iteration 14 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:52,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:52,921 INFO L82 PathProgramCache]: Analyzing trace with hash 958806855, now seen corresponding path program 9 times [2021-05-03 21:54:52,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:52,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622514538] [2021-05-03 21:54:52,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:52,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:53,011 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:53,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622514538] [2021-05-03 21:54:53,012 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [946042269] [2021-05-03 21:54:53,012 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:53,058 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-05-03 21:54:53,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:53,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-03 21:54:53,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:53,224 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:53,224 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:53,224 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 18 [2021-05-03 21:54:53,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831847759] [2021-05-03 21:54:53,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-03 21:54:53,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:53,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-03 21:54:53,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=223, Unknown=0, NotChecked=0, Total=306 [2021-05-03 21:54:53,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:53,226 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:53,226 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.0555555555555554) internal successors, (55), 18 states have internal predecessors, (55), 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) [2021-05-03 21:54:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:53,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-05-03 21:54:53,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:53,942 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:55,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-03 21:54:55,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-03 21:54:55,252 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:55,252 INFO L428 AbstractCegarLoop]: === Iteration 15 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:54:55,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:54:55,253 INFO L82 PathProgramCache]: Analyzing trace with hash -85259450, now seen corresponding path program 10 times [2021-05-03 21:54:55,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:54:55,253 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823649098] [2021-05-03 21:54:55,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:54:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:54:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:56,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823649098] [2021-05-03 21:54:56,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1968578029] [2021-05-03 21:54:56,043 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:54:56,092 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-03 21:54:56,093 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:54:56,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 69 conjunts are in the unsatisfiable core [2021-05-03 21:54:56,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:54:56,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 19 [2021-05-03 21:54:56,840 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-03 21:54:56,841 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:54:56,841 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-05-03 21:54:56,842 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:39, output treesize:7 [2021-05-03 21:54:56,900 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:54:56,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:54:56,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 24] total 47 [2021-05-03 21:54:56,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185257356] [2021-05-03 21:54:56,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-03 21:54:56,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:54:56,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-03 21:54:56,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=1980, Unknown=0, NotChecked=0, Total=2162 [2021-05-03 21:54:56,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:56,902 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:54:56,902 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.5957446808510638) internal successors, (75), 47 states have internal predecessors, (75), 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) [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:56,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-03 21:54:56,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-03 21:54:56,904 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:54:59,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:54:59,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:59,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:54:59,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:54:59,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-03 21:54:59,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-03 21:55:00,144 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:55:00,144 INFO L428 AbstractCegarLoop]: === Iteration 16 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:55:00,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:55:00,145 INFO L82 PathProgramCache]: Analyzing trace with hash -215289467, now seen corresponding path program 11 times [2021-05-03 21:55:00,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:55:00,145 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270939599] [2021-05-03 21:55:00,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:55:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:55:00,251 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:55:00,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270939599] [2021-05-03 21:55:00,252 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538217930] [2021-05-03 21:55:00,252 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:55:00,310 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-05-03 21:55:00,310 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:55:00,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-03 21:55:00,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:55:00,501 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:55:00,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-03 21:55:00,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 21 [2021-05-03 21:55:00,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338961527] [2021-05-03 21:55:00,504 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-03 21:55:00,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-03 21:55:00,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-03 21:55:00,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2021-05-03 21:55:00,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:55:00,506 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-03 21:55:00,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.9047619047619047) internal successors, (61), 21 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:55:00,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-05-03 21:55:00,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-03 21:55:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-03 21:55:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:55:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-03 21:55:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-03 21:55:03,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-03 21:55:03,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-05-03 21:55:03,391 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-03 21:55:03,391 INFO L428 AbstractCegarLoop]: === Iteration 17 === [thread1Thread1of1ForFork0Err4INUSE_VIOLATION, ULTIMATE.startErr9INUSE_VIOLATION, thread4Err0INUSE_VIOLATION, thread4Thread1of1ForFork1Err2INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, thread4Err5INUSE_VIOLATION, thread1Err7INUSE_VIOLATION, ULTIMATE.startErr6INUSE_VIOLATION, thread1Thread1of1ForFork0Err3INUSE_VIOLATION, thread4Thread1of1ForFork1Err1INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-03 21:55:03,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-03 21:55:03,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1510364668, now seen corresponding path program 12 times [2021-05-03 21:55:03,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-03 21:55:03,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527628223] [2021-05-03 21:55:03,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-03 21:55:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-03 21:55:04,271 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 8 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-03 21:55:04,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527628223] [2021-05-03 21:55:04,272 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460034499] [2021-05-03 21:55:04,272 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 21:55:04,319 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-03 21:55:04,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-03 21:55:04,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 79 conjunts are in the unsatisfiable core [2021-05-03 21:55:04,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-03 21:55:06,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-03 21:55:06,587 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-05-03 21:55:06,587 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-05-03 21:55:06,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 26 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 29 case distinctions, treesize of input 57 treesize of output 307 [2021-05-03 21:55:07,305 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 2365 DAG size of output: 1759 [2021-05-03 21:55:07,572 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 2386 DAG size of output: 1779 [2021-05-03 21:55:07,900 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 1676 DAG size of output: 1840 [2021-05-03 21:55:08,046 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 1625 DAG size of output: 1625 [2021-05-03 21:55:08,257 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 1175 DAG size of output: 1585 [2021-05-03 21:55:08,424 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 1338 [2021-05-03 21:55:08,710 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 720 DAG size of output: 724 [2021-05-03 21:55:10,752 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 2995 DAG size of output: 2359 [2021-05-03 21:55:10,943 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 3557 DAG size of output: 2822 [2021-05-03 21:55:11,206 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 4019 DAG size of output: 3196 [2021-05-03 21:55:12,840 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 2167 DAG size of output: 1775 [2021-05-03 21:55:12,995 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 2176 DAG size of output: 1784 [2021-05-03 21:55:13,212 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 3161 DAG size of output: 2642 [2021-05-03 21:55:13,682 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 6538 DAG size of output: 5350 [2021-05-03 21:55:14,216 WARN L205 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 7020 DAG size of output: 5846 [2021-05-03 21:55:14,837 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 7349 DAG size of output: 6112 [2021-05-03 21:55:17,357 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 3562 DAG size of output: 3172 [2021-05-03 21:55:17,546 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 3779 DAG size of output: 3392 [2021-05-03 21:55:17,790 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 4104 DAG size of output: 3664 [2021-05-03 21:55:18,043 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 4262 DAG size of output: 3796 [2021-05-03 21:55:18,358 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 4705 DAG size of output: 4185 [2021-05-03 21:55:19,355 WARN L205 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 10693 DAG size of output: 9207 [2021-05-03 21:55:20,380 WARN L205 SmtUtils]: Spent 970.00 ms on a formula simplification. DAG size of input: 11318 DAG size of output: 9766 [2021-05-03 21:55:21,440 WARN L205 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 11318 DAG size of output: 9766 [2021-05-03 21:55:22,655 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 11323 DAG size of output: 9771 [2021-05-03 21:55:23,632 WARN L205 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 9117 DAG size of output: 8978 [2021-05-03 21:55:24,462 WARN L205 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 8465 DAG size of output: 8478 [2021-05-03 21:55:26,192 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 2187 DAG size of output: 2111 [2021-05-03 21:55:27,028 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 2738 DAG size of output: 2658 [2021-05-03 21:55:27,240 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 3061 DAG size of output: 2973 [2021-05-03 21:55:27,483 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 3267 DAG size of output: 3162 [2021-05-03 21:55:28,003 WARN L205 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 5534 DAG size of output: 5551 [2021-05-03 21:55:28,870 WARN L205 SmtUtils]: Spent 820.00 ms on a formula simplification. DAG size of input: 5295 DAG size of output: 6952 [2021-05-03 21:55:32,907 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 2044 DAG size of output: 1908 [2021-05-03 21:55:36,103 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 1172 DAG size of output: 999 [2021-05-03 21:55:37,583 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 2384 DAG size of output: 2208 [2021-05-03 21:55:37,724 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 2428 DAG size of output: 2249 [2021-05-03 21:55:39,152 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 2080 DAG size of output: 1913 [2021-05-03 21:55:39,546 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 4037 DAG size of output: 3716 [2021-05-03 21:55:41,423 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 19176 DAG size of output: 16279 [2021-05-03 21:55:42,958 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 1690 DAG size of output: 1428 [2021-05-03 21:55:43,717 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 2685 DAG size of output: 2263 [2021-05-03 21:55:43,913 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 3185 DAG size of output: 2705 [2021-05-03 21:55:44,142 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 3238 DAG size of output: 2741 [2021-05-03 21:55:44,449 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 3834 DAG size of output: 3275 [2021-05-03 21:55:46,605 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 21508 DAG size of output: 18152 [2021-05-03 21:55:46,924 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 3596 DAG size of output: 3615 [2021-05-03 21:55:48,030 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 3487 DAG size of output: 3506 [2021-05-03 21:55:48,213 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 3241 DAG size of output: 3260 [2021-05-03 21:55:49,496 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 2364 DAG size of output: 2193 [2021-05-03 21:55:49,833 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 3023 DAG size of output: 3451 Received shutdown request... [2021-05-03 22:08:59,593 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-03 22:08:59,593 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-03 22:08:59,604 WARN L224 ceAbstractionStarter]: Timeout [2021-05-03 22:08:59,604 INFO L202 PluginConnector]: Adding new model parallel-sum-1-dsl.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 10:08:59 BasicIcfg [2021-05-03 22:08:59,604 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-03 22:08:59,605 INFO L168 Benchmark]: Toolchain (without parser) took 861578.67 ms. Allocated memory was 383.8 MB in the beginning and 4.3 GB in the end (delta: 3.9 GB). Free memory was 363.4 MB in the beginning and 3.7 GB in the end (delta: -3.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 383.8 MB. Free memory was 364.6 MB in the beginning and 364.5 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.37 ms. Allocated memory is still 383.8 MB. Free memory was 363.3 MB in the beginning and 361.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 INFO L168 Benchmark]: Boogie Preprocessor took 24.58 ms. Allocated memory is still 383.8 MB. Free memory was 361.8 MB in the beginning and 360.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 INFO L168 Benchmark]: RCFGBuilder took 384.17 ms. Allocated memory is still 383.8 MB. Free memory was 360.6 MB in the beginning and 365.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 INFO L168 Benchmark]: TraceAbstraction took 861137.07 ms. Allocated memory was 383.8 MB in the beginning and 4.3 GB in the end (delta: 3.9 GB). Free memory was 364.8 MB in the beginning and 3.7 GB in the end (delta: -3.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. [2021-05-03 22:08:59,605 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 383.8 MB. Free memory was 364.6 MB in the beginning and 364.5 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 27.37 ms. Allocated memory is still 383.8 MB. Free memory was 363.3 MB in the beginning and 361.8 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 24.58 ms. Allocated memory is still 383.8 MB. Free memory was 361.8 MB in the beginning and 360.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 384.17 ms. Allocated memory is still 383.8 MB. Free memory was 360.6 MB in the beginning and 365.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 861137.07 ms. Allocated memory was 383.8 MB in the beginning and 4.3 GB in the end (delta: 3.9 GB). Free memory was 364.8 MB in the beginning and 3.7 GB in the end (delta: -3.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3721, positive: 2840, positive conditional: 2840, positive unconditional: 0, negative: 881, negative conditional: 881, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2840, positive: 2840, positive conditional: 2840, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 3880, positive: 3870, positive conditional: 0, positive unconditional: 3870, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 794, positive: 784, positive conditional: 0, positive unconditional: 784, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 794, positive: 769, positive conditional: 0, positive unconditional: 769, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3880, positive: 3086, positive conditional: 0, positive unconditional: 3086, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 794, unknown conditional: 0, unknown unconditional: 794] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 881 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 229, Number of persistent set computation: 1455, Number of trivial persistent sets: 1427, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 3880, positive: 3870, positive conditional: 0, positive unconditional: 3870, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 794, positive: 784, positive conditional: 0, positive unconditional: 784, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 794, positive: 769, positive conditional: 0, positive unconditional: 769, negative: 25, negative conditional: 0, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, positive: 15, positive conditional: 0, positive unconditional: 15, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 162, positive: 129, positive conditional: 0, positive unconditional: 129, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 3880, positive: 3086, positive conditional: 0, positive unconditional: 3086, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 794, unknown conditional: 0, unknown unconditional: 794] , Statistics on independence cache: Total cache size (in pairs): 794, Positive cache size: 784, Positive conditional cache size: 0, Positive unconditional cache size: 784, Negative cache size: 10, Negative conditional cache size: 0, Negative unconditional cache size: 10 - TimeoutResultAtElement [Line: 110]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 110). Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 6,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while QuantifierPusher was running 270 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 860868.6ms, OverallIterations: 17, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 12.7ms, PartialOrderReductionTime: 14658.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 352, 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: 149.2ms SsaConstructionTime, 481.8ms SatisfiabilityAnalysisTime, 6297.6ms InterpolantComputationTime, 898 NumberOfCodeBlocks, 898 NumberOfCodeBlocksAsserted, 49 NumberOfCheckSat, 870 ConstructedInterpolants, 1 QuantifiedInterpolants, 8697 SizeOfPredicates, 67 NumberOfNonLiveVariables, 1707 ConjunctsInSsa, 287 ConjunctsInUnsatCore, 28 InterpolantComputations, 4 PerfectInterpolantSequences, 191/525 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown