./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-17 10:06:21,555 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 10:06:21,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 10:06:21,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 10:06:21,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 10:06:21,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 10:06:21,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 10:06:21,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 10:06:21,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 10:06:21,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 10:06:21,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 10:06:21,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 10:06:21,648 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 10:06:21,648 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 10:06:21,648 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 10:06:21,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 10:06:21,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 10:06:21,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 10:06:21,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 10:06:21,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 10:06:21,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 10:06:21,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 10:06:21,650 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 10:06:21,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 10:06:21,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 10:06:21,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 10:06:21,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 10:06:21,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 10:06:21,652 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 10:06:21,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 10:06:21,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 10:06:21,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 10:06:21,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 10:06:21,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 10:06:21,654 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 10:06:21,654 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 10:06:21,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 10:06:21,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 10:06:21,655 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 10:06:21,655 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 10:06:21,655 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 10:06:21,655 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 10:06:21,656 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 608e0c2870f111f9f6921442a1f1a544ee956a8de04c7629c0edf3e54cde4da3 [2024-07-17 10:06:21,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 10:06:21,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 10:06:21,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 10:06:21,862 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 10:06:21,863 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 10:06:21,863 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2024-07-17 10:06:22,797 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 10:06:22,935 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 10:06:22,936 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c [2024-07-17 10:06:22,941 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/622baff53/d22aff22815a4ae68c156ddfc29ad1e8/FLAGf7362e062 [2024-07-17 10:06:22,950 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/622baff53/d22aff22815a4ae68c156ddfc29ad1e8 [2024-07-17 10:06:22,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 10:06:22,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 10:06:22,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 10:06:22,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 10:06:22,957 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 10:06:22,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:06:22" (1/1) ... [2024-07-17 10:06:22,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bc33a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:22, skipping insertion in model container [2024-07-17 10:06:22,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 10:06:22" (1/1) ... [2024-07-17 10:06:22,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 10:06:23,096 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c[2464,2477] [2024-07-17 10:06:23,102 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 10:06:23,108 INFO L202 MainTranslator]: Completed pre-run [2024-07-17 10:06:23,122 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-simple-queue.wvr.c[2464,2477] [2024-07-17 10:06:23,124 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 10:06:23,135 INFO L206 MainTranslator]: Completed translation [2024-07-17 10:06:23,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23 WrapperNode [2024-07-17 10:06:23,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 10:06:23,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-17 10:06:23,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-17 10:06:23,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-17 10:06:23,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,160 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,176 INFO L138 Inliner]: procedures = 23, calls = 23, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 125 [2024-07-17 10:06:23,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-17 10:06:23,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-17 10:06:23,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-17 10:06:23,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-17 10:06:23,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,195 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-17 10:06:23,198 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-17 10:06:23,198 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-17 10:06:23,199 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-17 10:06:23,199 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (1/1) ... [2024-07-17 10:06:23,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 10:06:23,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:23,231 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-07-17 10:06:23,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-07-17 10:06:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-17 10:06:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-07-17 10:06:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-07-17 10:06:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-07-17 10:06:23,269 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-07-17 10:06:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-17 10:06:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-07-17 10:06:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-07-17 10:06:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-07-17 10:06:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-07-17 10:06:23,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-17 10:06:23,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-17 10:06:23,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-07-17 10:06:23,273 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-17 10:06:23,405 INFO L244 CfgBuilder]: Building ICFG [2024-07-17 10:06:23,407 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-17 10:06:23,558 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-17 10:06:23,558 INFO L293 CfgBuilder]: Performing block encoding [2024-07-17 10:06:23,676 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-17 10:06:23,676 INFO L320 CfgBuilder]: Removed 3 assume(true) statements. [2024-07-17 10:06:23,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:06:23 BoogieIcfgContainer [2024-07-17 10:06:23,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-17 10:06:23,678 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-17 10:06:23,678 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-17 10:06:23,680 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-17 10:06:23,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 10:06:22" (1/3) ... [2024-07-17 10:06:23,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584c7e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:06:23, skipping insertion in model container [2024-07-17 10:06:23,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 10:06:23" (2/3) ... [2024-07-17 10:06:23,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@584c7e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 10:06:23, skipping insertion in model container [2024-07-17 10:06:23,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:06:23" (3/3) ... [2024-07-17 10:06:23,682 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-simple-queue.wvr.c [2024-07-17 10:06:23,688 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-07-17 10:06:23,695 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-17 10:06:23,695 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-17 10:06:23,695 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-17 10:06:23,721 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-07-17 10:06:23,756 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 10:06:23,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-17 10:06:23,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:23,758 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-07-17 10:06:23,762 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-07-17 10:06:23,788 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-17 10:06:23,796 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-17 10:06:23,801 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1bbd8b0b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-17 10:06:23,801 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-07-17 10:06:23,864 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:23,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:23,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1173998549, now seen corresponding path program 1 times [2024-07-17 10:06:23,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:23,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237979447] [2024-07-17 10:06:23,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:23,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:23,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:23,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237979447] [2024-07-17 10:06:23,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237979447] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 10:06:23,993 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 10:06:23,993 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 10:06:23,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985417430] [2024-07-17 10:06:23,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 10:06:23,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-07-17 10:06:23,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:24,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-07-17 10:06:24,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-07-17 10:06:24,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:24,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2024-07-17 10:06:24,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-17 10:06:24,076 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:24,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:24,077 INFO L85 PathProgramCache]: Analyzing trace with hash -762643226, now seen corresponding path program 1 times [2024-07-17 10:06:24,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:24,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633095480] [2024-07-17 10:06:24,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:24,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:24,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:24,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:24,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633095480] [2024-07-17 10:06:24,160 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633095480] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 10:06:24,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 10:06:24,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 10:06:24,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294695301] [2024-07-17 10:06:24,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 10:06:24,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 10:06:24,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:24,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 10:06:24,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 10:06:24,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,163 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:24,163 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 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) [2024-07-17 10:06:24,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-07-17 10:06:24,218 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:24,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:24,218 INFO L85 PathProgramCache]: Analyzing trace with hash 322134182, now seen corresponding path program 1 times [2024-07-17 10:06:24,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:24,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930473542] [2024-07-17 10:06:24,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:24,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:24,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:24,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:24,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930473542] [2024-07-17 10:06:24,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930473542] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 10:06:24,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 10:06:24,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-07-17 10:06:24,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73753325] [2024-07-17 10:06:24,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 10:06:24,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-07-17 10:06:24,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:24,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-07-17 10:06:24,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-07-17 10:06:24,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,328 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:24,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 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) [2024-07-17 10:06:24,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-07-17 10:06:24,411 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:24,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:24,412 INFO L85 PathProgramCache]: Analyzing trace with hash -1530060435, now seen corresponding path program 1 times [2024-07-17 10:06:24,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:24,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368421836] [2024-07-17 10:06:24,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:24,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:24,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-07-17 10:06:24,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:24,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368421836] [2024-07-17 10:06:24,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368421836] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 10:06:24,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 10:06:24,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-07-17 10:06:24,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109860746] [2024-07-17 10:06:24,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 10:06:24,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-07-17 10:06:24,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:24,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-07-17 10:06:24,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-07-17 10:06:24,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,592 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:24,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-17 10:06:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:24,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:24,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-07-17 10:06:24,653 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:24,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:24,654 INFO L85 PathProgramCache]: Analyzing trace with hash -615233623, now seen corresponding path program 1 times [2024-07-17 10:06:24,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:24,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371492151] [2024-07-17 10:06:24,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:24,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:24,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371492151] [2024-07-17 10:06:24,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371492151] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-17 10:06:24,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913844233] [2024-07-17 10:06:24,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:24,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:24,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:25,041 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-17 10:06:25,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-07-17 10:06:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:25,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 19 conjunts are in the unsatisfiable core [2024-07-17 10:06:25,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-17 10:06:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:25,297 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-17 10:06:25,356 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-07-17 10:06:25,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-07-17 10:06:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:25,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913844233] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-17 10:06:25,474 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-17 10:06:25,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 14 [2024-07-17 10:06:25,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147578786] [2024-07-17 10:06:25,475 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-17 10:06:25,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-07-17 10:06:25,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:25,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-07-17 10:06:25,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-07-17 10:06:25,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:25,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.6666666666666665) internal successors, (55), 14 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) [2024-07-17 10:06:25,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:25,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:25,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:25,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:25,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:25,861 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:25,861 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:25,861 INFO L85 PathProgramCache]: Analyzing trace with hash 1100489535, now seen corresponding path program 2 times [2024-07-17 10:06:25,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:25,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492430796] [2024-07-17 10:06:25,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:25,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-07-17 10:06:25,932 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:25,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492430796] [2024-07-17 10:06:25,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492430796] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-17 10:06:25,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-17 10:06:25,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-07-17 10:06:25,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19198142] [2024-07-17 10:06:25,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-17 10:06:25,936 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-07-17 10:06:25,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:25,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-07-17 10:06:25,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-07-17 10:06:25,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,938 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:25,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 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) [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:25,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:25,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:25,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:25,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:25,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:26,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-07-17 10:06:26,000 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:26,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:26,000 INFO L85 PathProgramCache]: Analyzing trace with hash -2074170316, now seen corresponding path program 3 times [2024-07-17 10:06:26,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:26,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844858497] [2024-07-17 10:06:26,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:26,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:26,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:26,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844858497] [2024-07-17 10:06:26,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844858497] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-17 10:06:26,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134489354] [2024-07-17 10:06:26,450 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-07-17 10:06:26,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:26,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:26,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-17 10:06:26,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-07-17 10:06:26,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-07-17 10:06:26,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-17 10:06:26,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 25 conjunts are in the unsatisfiable core [2024-07-17 10:06:26,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-17 10:06:26,788 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:26,788 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-17 10:06:26,868 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-07-17 10:06:26,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-07-17 10:06:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:27,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134489354] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-17 10:06:27,141 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-17 10:06:27,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 23 [2024-07-17 10:06:27,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1692068373] [2024-07-17 10:06:27,141 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-17 10:06:27,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-07-17 10:06:27,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:27,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-07-17 10:06:27,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2024-07-17 10:06:27,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:27,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:27,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 3.1666666666666665) internal successors, (76), 23 states have internal predecessors, (76), 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) [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:27,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:27,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:27,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:27,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:27,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:27,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:27,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:27,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:27,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:27,759 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:27,760 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:27,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:27,760 INFO L85 PathProgramCache]: Analyzing trace with hash -2050755660, now seen corresponding path program 4 times [2024-07-17 10:06:27,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:27,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688573917] [2024-07-17 10:06:27,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:27,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:28,507 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:28,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:28,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688573917] [2024-07-17 10:06:28,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688573917] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-17 10:06:28,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1039299137] [2024-07-17 10:06:28,508 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-07-17 10:06:28,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:28,508 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:28,509 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-17 10:06:28,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-07-17 10:06:28,577 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-07-17 10:06:28,577 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-17 10:06:28,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 20 conjunts are in the unsatisfiable core [2024-07-17 10:06:28,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-17 10:06:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-07-17 10:06:28,676 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-17 10:06:28,695 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-07-17 10:06:28,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-07-17 10:06:28,715 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-07-17 10:06:28,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1039299137] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-17 10:06:28,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-17 10:06:28,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8, 5] total 17 [2024-07-17 10:06:28,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794295608] [2024-07-17 10:06:28,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-17 10:06:28,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-07-17 10:06:28,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:28,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-07-17 10:06:28,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2024-07-17 10:06:28,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:28,720 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:28,720 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.1666666666666665) internal successors, (57), 17 states have internal predecessors, (57), 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) [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:28,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:28,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:29,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-07-17 10:06:29,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:29,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:29,308 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:29,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:29,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1534225173, now seen corresponding path program 5 times [2024-07-17 10:06:29,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:29,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281030032] [2024-07-17 10:06:29,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:29,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:29,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:29,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:29,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281030032] [2024-07-17 10:06:29,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281030032] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-17 10:06:29,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887034984] [2024-07-17 10:06:29,792 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-07-17 10:06:29,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:29,792 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:29,793 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-17 10:06:29,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-07-17 10:06:29,881 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-07-17 10:06:29,881 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-17 10:06:29,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 40 conjunts are in the unsatisfiable core [2024-07-17 10:06:29,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-17 10:06:30,436 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 11 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:30,436 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-17 10:06:30,530 INFO L349 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2024-07-17 10:06:30,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 13 [2024-07-17 10:06:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:30,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887034984] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-17 10:06:30,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-17 10:06:30,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 17] total 45 [2024-07-17 10:06:30,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797292872] [2024-07-17 10:06:30,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-17 10:06:30,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2024-07-17 10:06:30,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:30,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2024-07-17 10:06:30,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=419, Invalid=1651, Unknown=0, NotChecked=0, Total=2070 [2024-07-17 10:06:30,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:30,980 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:30,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 3.0) internal successors, (138), 45 states have internal predecessors, (138), 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) [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:30,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-07-17 10:06:30,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-07-17 10:06:31,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-07-17 10:06:31,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:31,931 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-07-17 10:06:31,932 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-07-17 10:06:31,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-17 10:06:31,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1815256229, now seen corresponding path program 6 times [2024-07-17 10:06:31,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-17 10:06:31,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948219853] [2024-07-17 10:06:31,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-17 10:06:31,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-17 10:06:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-17 10:06:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 2 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-07-17 10:06:32,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-17 10:06:32,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948219853] [2024-07-17 10:06:32,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948219853] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-17 10:06:32,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1361945453] [2024-07-17 10:06:32,837 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-07-17 10:06:32,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-17 10:06:32,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-17 10:06:32,839 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-17 10:06:32,863 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-07-17 10:06:33,015 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-07-17 10:06:33,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-17 10:06:33,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 15 conjunts are in the unsatisfiable core [2024-07-17 10:06:33,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-17 10:06:33,237 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 15 proven. 49 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-07-17 10:06:33,238 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-17 10:06:33,414 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-07-17 10:06:33,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-07-17 10:06:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 79 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-07-17 10:06:33,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1361945453] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-17 10:06:33,653 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-17 10:06:33,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 8, 12] total 35 [2024-07-17 10:06:33,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884864598] [2024-07-17 10:06:33,654 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-17 10:06:33,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-07-17 10:06:33,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-17 10:06:33,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-07-17 10:06:33,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=1052, Unknown=0, NotChecked=0, Total=1260 [2024-07-17 10:06:33,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:33,657 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-17 10:06:33,657 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5833333333333335) internal successors, (129), 35 states have internal predecessors, (129), 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) [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-07-17 10:06:33,658 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:39,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-07-17 10:06:41,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-07-17 10:06:46,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0, 1] [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-07-17 10:06:52,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-07-17 10:06:52,962 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2024-07-17 10:06:52,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2024-07-17 10:06:52,963 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2024-07-17 10:06:52,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:53,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-07-17 10:06:53,168 INFO L445 BasicCegarLoop]: Path program histogram: [6, 1, 1, 1, 1] [2024-07-17 10:06:53,170 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-07-17 10:06:53,170 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-07-17 10:06:53,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 10:06:53 BasicIcfg [2024-07-17 10:06:53,172 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-07-17 10:06:53,172 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-07-17 10:06:53,172 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-07-17 10:06:53,172 INFO L274 PluginConnector]: Witness Printer initialized [2024-07-17 10:06:53,173 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 10:06:23" (3/4) ... [2024-07-17 10:06:53,178 INFO L137 WitnessPrinter]: Generating witness for correct program [2024-07-17 10:06:53,180 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-07-17 10:06:53,180 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-07-17 10:06:53,185 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 74 nodes and edges [2024-07-17 10:06:53,185 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-07-17 10:06:53,185 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-07-17 10:06:53,185 INFO L896 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-07-17 10:06:53,256 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-07-17 10:06:53,256 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-07-17 10:06:53,256 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-07-17 10:06:53,257 INFO L158 Benchmark]: Toolchain (without parser) took 30303.83ms. Allocated memory was 188.7MB in the beginning and 406.8MB in the end (delta: 218.1MB). Free memory was 139.8MB in the beginning and 289.1MB in the end (delta: -149.3MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,257 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 68.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 10:06:53,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 182.48ms. Allocated memory is still 188.7MB. Free memory was 139.8MB in the beginning and 127.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.81ms. Allocated memory is still 188.7MB. Free memory was 127.3MB in the beginning and 125.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,258 INFO L158 Benchmark]: Boogie Preprocessor took 20.83ms. Allocated memory is still 188.7MB. Free memory was 125.2MB in the beginning and 124.2MB in the end (delta: 976.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 10:06:53,258 INFO L158 Benchmark]: RCFGBuilder took 478.49ms. Allocated memory is still 188.7MB. Free memory was 123.6MB in the beginning and 129.9MB in the end (delta: -6.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,258 INFO L158 Benchmark]: TraceAbstraction took 29493.68ms. Allocated memory was 188.7MB in the beginning and 406.8MB in the end (delta: 218.1MB). Free memory was 128.8MB in the beginning and 294.4MB in the end (delta: -165.6MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,258 INFO L158 Benchmark]: Witness Printer took 84.33ms. Allocated memory is still 406.8MB. Free memory was 294.4MB in the beginning and 289.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-07-17 10:06:53,259 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory was 68.8MB in the beginning and 68.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 182.48ms. Allocated memory is still 188.7MB. Free memory was 139.8MB in the beginning and 127.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.81ms. Allocated memory is still 188.7MB. Free memory was 127.3MB in the beginning and 125.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.83ms. Allocated memory is still 188.7MB. Free memory was 125.2MB in the beginning and 124.2MB in the end (delta: 976.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 478.49ms. Allocated memory is still 188.7MB. Free memory was 123.6MB in the beginning and 129.9MB in the end (delta: -6.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29493.68ms. Allocated memory was 188.7MB in the beginning and 406.8MB in the end (delta: 218.1MB). Free memory was 128.8MB in the beginning and 294.4MB in the end (delta: -165.6MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Witness Printer took 84.33ms. Allocated memory is still 406.8MB. Free memory was 294.4MB in the beginning and 289.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11257, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 3368, dependent conditional: 3365, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 514, dependent unconditional: 237, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 334, independent: 279, independent conditional: 17, independent unconditional: 262, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 334, independent: 260, independent conditional: 0, independent unconditional: 260, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, independent: 86, independent conditional: 46, independent unconditional: 40, dependent: 164, dependent conditional: 153, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8640, independent: 7610, independent conditional: 79, independent unconditional: 7531, dependent: 696, dependent conditional: 344, dependent unconditional: 352, unknown: 334, unknown conditional: 69, unknown unconditional: 265] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 279, Positive conditional cache size: 17, Positive unconditional cache size: 262, Negative cache size: 55, Negative conditional cache size: 52, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 118, Maximal queried relation: 6, Independence queries for same thread: 3227 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 80, Number of trivial persistent sets: 65, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 331, independent: 328, independent conditional: 0, independent unconditional: 328, dependent: 3, dependent conditional: 0, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 11257, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 3368, dependent conditional: 3365, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8030, independent: 7889, independent conditional: 7561, independent unconditional: 328, dependent: 141, dependent conditional: 138, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 514, dependent unconditional: 237, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 8640, independent: 7889, independent conditional: 96, independent unconditional: 7793, dependent: 751, dependent conditional: 396, dependent unconditional: 355, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 334, independent: 279, independent conditional: 17, independent unconditional: 262, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 334, independent: 260, independent conditional: 0, independent unconditional: 260, dependent: 74, dependent conditional: 0, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 74, independent: 19, independent conditional: 17, independent unconditional: 2, dependent: 55, dependent conditional: 52, dependent unconditional: 3, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 250, independent: 86, independent conditional: 46, independent unconditional: 40, dependent: 164, dependent conditional: 153, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 8640, independent: 7610, independent conditional: 79, independent unconditional: 7531, dependent: 696, dependent conditional: 344, dependent unconditional: 352, unknown: 334, unknown conditional: 69, unknown unconditional: 265] , Statistics on independence cache: Total cache size (in pairs): 334, Positive cache size: 279, Positive conditional cache size: 17, Positive unconditional cache size: 262, Negative cache size: 55, Negative conditional cache size: 52, Negative unconditional cache size: 3, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 118, Maximal queried relation: 6, Independence queries for same thread: 3227 - PositiveResult [Line: 86]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 38 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 29.4s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 6, EmptinessCheckTime: 21.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 178, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 498 NumberOfCodeBlocks, 498 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 673 ConstructedInterpolants, 22 QuantifiedInterpolants, 6895 SizeOfPredicates, 42 NumberOfNonLiveVariables, 965 ConjunctsInSsa, 119 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 147/702 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-07-17 10:06:53,288 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-07-17 10:06:53,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE