./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 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/pthread-complex/bounded_buffer.i -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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 08:33:37,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 08:33:37,526 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 08:33:37,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 08:33:37,529 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 08:33:37,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 08:33:37,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 08:33:37,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 08:33:37,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 08:33:37,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 08:33:37,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 08:33:37,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 08:33:37,545 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 08:33:37,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 08:33:37,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 08:33:37,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 08:33:37,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 08:33:37,552 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 08:33:37,552 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 08:33:37,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 08:33:37,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 08:33:37,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 08:33:37,553 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 08:33:37,553 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 08:33:37,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 08:33:37,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 08:33:37,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 08:33:37,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 08:33:37,555 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 08:33:37,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 08:33:37,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 08:33:37,555 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 08:33:37,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 08:33:37,556 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 08:33:37,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 08:33:37,556 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 08:33:37,556 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 08:33:37,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 08:33:37,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 08:33:37,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 08:33:37,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 08:33:37,795 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 08:33:37,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-10-18 08:33:39,023 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 08:33:39,284 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 08:33:39,284 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-10-18 08:33:39,301 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/020f1975a/54958223eeee4ddcaf8090c551259d48/FLAG16151ecc8 [2024-10-18 08:33:39,590 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/020f1975a/54958223eeee4ddcaf8090c551259d48 [2024-10-18 08:33:39,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 08:33:39,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 08:33:39,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 08:33:39,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 08:33:39,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 08:33:39,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:33:39" (1/1) ... [2024-10-18 08:33:39,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211a8f4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:39, skipping insertion in model container [2024-10-18 08:33:39,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:33:39" (1/1) ... [2024-10-18 08:33:39,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 08:33:40,101 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-10-18 08:33:40,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 08:33:40,135 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 08:33:40,195 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-10-18 08:33:40,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 08:33:40,281 INFO L204 MainTranslator]: Completed translation [2024-10-18 08:33:40,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40 WrapperNode [2024-10-18 08:33:40,282 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 08:33:40,283 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 08:33:40,283 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 08:33:40,283 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 08:33:40,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,357 INFO L138 Inliner]: procedures = 429, calls = 134, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 473 [2024-10-18 08:33:40,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 08:33:40,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 08:33:40,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 08:33:40,361 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 08:33:40,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,393 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,401 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 08:33:40,405 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 08:33:40,405 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 08:33:40,405 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 08:33:40,406 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (1/1) ... [2024-10-18 08:33:40,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 08:33:40,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 08:33:40,442 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) [2024-10-18 08:33:40,444 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 [2024-10-18 08:33:40,474 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2024-10-18 08:33:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 08:33:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 08:33:40,475 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2024-10-18 08:33:40,475 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2024-10-18 08:33:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-18 08:33:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 08:33:40,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 08:33:40,477 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 08:33:40,604 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 08:33:40,606 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 08:33:41,075 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 08:33:41,076 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 08:33:41,422 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 08:33:41,422 INFO L314 CfgBuilder]: Removed 13 assume(true) statements. [2024-10-18 08:33:41,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:33:41 BoogieIcfgContainer [2024-10-18 08:33:41,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 08:33:41,424 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 08:33:41,425 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 08:33:41,428 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 08:33:41,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 08:33:39" (1/3) ... [2024-10-18 08:33:41,428 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2458a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:33:41, skipping insertion in model container [2024-10-18 08:33:41,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:33:40" (2/3) ... [2024-10-18 08:33:41,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2458a022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:33:41, skipping insertion in model container [2024-10-18 08:33:41,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:33:41" (3/3) ... [2024-10-18 08:33:41,430 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2024-10-18 08:33:41,444 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 08:33:41,444 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-18 08:33:41,444 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 08:33:41,512 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-18 08:33:41,555 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 08:33:41,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 08:33:41,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 08:33:41,558 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) [2024-10-18 08:33:41,559 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 [2024-10-18 08:33:41,657 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 08:33:41,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 08:33:41,673 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == producer_routineThread1of1ForFork0 ======== [2024-10-18 08:33:41,679 INFO L333 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, 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;@62337394, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 08:33:41,679 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-18 08:33:44,659 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting producer_routineErr0ASSERT_VIOLATIONUNKNOWN === [producer_routineErr0ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 08:33:44,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 08:33:44,661 INFO L85 PathProgramCache]: Analyzing trace with hash -160706516, now seen corresponding path program 1 times [2024-10-18 08:33:44,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 08:33:44,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382240138] [2024-10-18 08:33:44,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 08:33:44,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 08:33:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 08:33:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 08:33:45,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 08:33:45,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382240138] [2024-10-18 08:33:45,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382240138] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 08:33:45,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 08:33:45,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-18 08:33:45,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394487605] [2024-10-18 08:33:45,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 08:33:45,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-18 08:33:45,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 08:33:46,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10817 treesize of output 10385 [2024-10-18 08:33:46,659 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10752 treesize of output 10320 [2024-10-18 08:33:46,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2168 treesize of output 2114 [2024-10-18 08:33:46,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8659 treesize of output 8275 [2024-10-18 08:33:47,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 08:33:47,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2934 treesize of output 2910 [2024-10-18 08:33:47,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8724 treesize of output 8340 [2024-10-18 08:33:47,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 08:33:47,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3724 treesize of output 3676 [2024-10-18 08:33:47,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10859 treesize of output 10715 [2024-10-18 08:33:48,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8766 treesize of output 8670 [2024-10-18 08:33:49,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2158 treesize of output 2110 [2024-10-18 08:33:49,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 08:33:49,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2902 treesize of output 2878 [2024-10-18 08:33:49,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 08:33:49,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3691 treesize of output 3643 [2024-10-18 08:34:19,131 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:19,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:19,358 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:19,359 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10313 treesize of output 7657 [2024-10-18 08:34:19,496 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:19,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4763 treesize of output 4543 [2024-10-18 08:34:19,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2332 treesize of output 2220 [2024-10-18 08:34:19,704 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:19,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:19,883 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:19,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14414 treesize of output 10698 [2024-10-18 08:34:20,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2318 treesize of output 2210 [2024-10-18 08:34:20,125 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:20,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 7964 treesize of output 7608 [2024-10-18 08:34:20,385 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:20,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:20,603 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:20,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16500 treesize of output 12252 [2024-10-18 08:34:20,825 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:20,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:21,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2952 treesize of output 2196 [2024-10-18 08:34:21,126 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:21,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 7964 treesize of output 7608 [2024-10-18 08:34:21,362 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:21,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2764 treesize of output 2050 [2024-10-18 08:34:21,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3210 treesize of output 3058 [2024-10-18 08:34:21,575 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:21,578 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16508 treesize of output 12260 [2024-10-18 08:34:21,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8306 treesize of output 6178 [2024-10-18 08:34:21,918 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:21,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 11934 treesize of output 8918 [2024-10-18 08:34:22,056 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:22,057 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:22,058 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:22,058 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:22,060 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:22,067 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2330 treesize of output 2222 [2024-10-18 08:34:22,128 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:22,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12399 treesize of output 9211 [2024-10-18 08:34:22,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8314 treesize of output 6186 [2024-10-18 08:34:22,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2332 treesize of output 2220 [2024-10-18 08:34:22,593 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:22,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18507 treesize of output 13731 [2024-10-18 08:34:22,826 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:22,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:23,012 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,014 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,016 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,019 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:23,026 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,028 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,031 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:23,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2162 treesize of output 2060 [2024-10-18 08:34:23,090 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:23,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:23,275 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,278 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:23,282 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,285 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:23,289 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,290 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,292 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,293 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:23,296 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:23,314 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:23,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:23,562 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:23,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:23,829 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:23,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:24,029 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,031 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,033 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,036 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:24,061 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:24,062 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12415 treesize of output 9227 [2024-10-18 08:34:24,270 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:24,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:24,529 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,531 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,533 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,537 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:24,575 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:24,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:24,848 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:24,849 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:24,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8306 treesize of output 6178 [2024-10-18 08:34:25,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:25,012 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:25,016 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:25,067 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:25,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:25,340 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:25,340 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:25,596 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:25,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:25,878 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:25,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:26,074 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:26,075 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:26,075 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:26,077 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:26,127 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:26,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:26,367 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:26,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:26,539 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:26,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8314 treesize of output 6186 [2024-10-18 08:34:26,718 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:26,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:26,942 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:26,943 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:27,182 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:27,183 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:27,183 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:27,184 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:27,187 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:27,188 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:27,210 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:27,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10313 treesize of output 7657 [2024-10-18 08:34:27,423 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:27,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12399 treesize of output 9211 [2024-10-18 08:34:28,420 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:28,421 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:28,422 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:28,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-10-18 08:34:42,842 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:42,843 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9581 treesize of output 9117 [2024-10-18 08:34:42,965 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3672 treesize of output 3494 [2024-10-18 08:34:43,032 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:43,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14385 treesize of output 10651 [2024-10-18 08:34:43,151 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:43,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 19331 treesize of output 14351 [2024-10-18 08:34:43,288 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:43,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12399 treesize of output 9211 [2024-10-18 08:34:43,476 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:43,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 9581 treesize of output 9117 [2024-10-18 08:34:43,607 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:43,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18507 treesize of output 13731 [2024-10-18 08:34:43,786 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:43,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:43,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3210 treesize of output 3058 [2024-10-18 08:34:44,062 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:44,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:44,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15394 treesize of output 14682 [2024-10-18 08:34:44,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3672 treesize of output 3494 [2024-10-18 08:34:44,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13072 treesize of output 12456 [2024-10-18 08:34:44,425 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:44,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 6960 treesize of output 5095 [2024-10-18 08:34:44,593 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:44,594 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41624 treesize of output 31037 [2024-10-18 08:34:44,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3774 treesize of output 3590 [2024-10-18 08:34:44,825 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:44,831 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:44,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16229 treesize of output 15457 [2024-10-18 08:34:45,007 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:45,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:45,206 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:45,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:45,354 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3662 treesize of output 3484 [2024-10-18 08:34:45,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3660 treesize of output 3482 [2024-10-18 08:34:45,452 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:45,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:45,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1714 treesize of output 1625 [2024-10-18 08:34:45,646 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:45,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:45,871 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:45,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 4763 treesize of output 4543 [2024-10-18 08:34:45,991 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:45,998 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:45,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26267 treesize of output 25027 [2024-10-18 08:34:46,155 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:46,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:46,373 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:46,373 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16500 treesize of output 12252 [2024-10-18 08:34:46,589 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:46,596 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 08:34:46,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16229 treesize of output 15457 [2024-10-18 08:34:46,745 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:46,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12399 treesize of output 9211 [2024-10-18 08:34:46,903 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:46,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:47,075 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3210 treesize of output 3058 [2024-10-18 08:34:47,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1466 treesize of output 1389 [2024-10-18 08:34:47,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1466 treesize of output 1389 [2024-10-18 08:34:47,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1466 treesize of output 1389 [2024-10-18 08:34:47,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1466 treesize of output 1389 [2024-10-18 08:34:47,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3174 treesize of output 3018 [2024-10-18 08:34:47,478 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 3676 treesize of output 3498 [2024-10-18 08:34:47,530 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1722 treesize of output 1633 [2024-10-18 08:34:47,592 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,593 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,593 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,597 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,601 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,602 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,602 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,604 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,607 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,610 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,613 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,614 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,616 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,619 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,622 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,623 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,624 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,637 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:47,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:47,798 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,799 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8314 treesize of output 6186 [2024-10-18 08:34:47,892 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,893 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,895 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,897 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,899 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,902 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,902 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,903 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,904 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,904 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,905 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,907 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,909 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,911 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,915 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,916 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,917 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,918 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:47,919 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:47,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8314 treesize of output 6186 [2024-10-18 08:34:48,058 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:48,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:48,169 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:48,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:48,341 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:48,342 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12415 treesize of output 9227 [2024-10-18 08:34:48,518 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:48,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10313 treesize of output 7657 [2024-10-18 08:34:48,675 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:48,675 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:48,833 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,834 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,835 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,838 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,840 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,844 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,846 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,849 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,850 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,851 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,854 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,855 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,855 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,857 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,861 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,862 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,867 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,867 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,868 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,869 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,870 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,874 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,875 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,876 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:48,877 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:48,890 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:48,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10305 treesize of output 7649 [2024-10-18 08:34:49,052 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,052 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,053 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,053 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,054 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,056 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:49,092 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:49,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:49,256 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,258 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:49,289 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:49,290 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14406 treesize of output 10690 [2024-10-18 08:34:49,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8306 treesize of output 6178 [2024-10-18 08:34:49,614 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:49,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16508 treesize of output 12260 [2024-10-18 08:34:49,810 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:49,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 12407 treesize of output 9219 [2024-10-18 08:34:49,957 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,957 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,958 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,960 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:49,963 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,964 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:49,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:49,968 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:49,997 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:49,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:50,187 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:50,188 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14398 treesize of output 10682 [2024-10-18 08:34:50,322 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,324 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,326 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,327 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,327 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,329 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,332 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,332 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,333 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,334 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,368 INFO L349 Elim1Store]: treesize reduction 36, result has 26.5 percent of original size [2024-10-18 08:34:50,369 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 18499 treesize of output 13723 [2024-10-18 08:34:50,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8306 treesize of output 6178 [2024-10-18 08:34:50,709 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 08:34:50,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 10313 treesize of output 7657 [2024-10-18 08:34:50,809 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,811 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,816 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,818 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,821 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,821 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,822 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:50,824 WARN L214 Elim1Store]: Array PQE input equivalent to true [2024-10-18 08:34:50,854 INFO L349 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2024-10-18 08:34:50,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 14414 treesize of output 10698 [2024-10-18 08:34:51,788 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:51,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2024-10-18 08:34:51,793 INFO L173 IndexEqualityManager]: detected equality via solver [2024-10-18 08:34:51,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 12 [2024-10-18 08:36:20,219 WARN L286 SmtUtils]: Spent 1.05m on a formula simplification. DAG size of input: 116 DAG size of output: 81 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.abduction.Abducer.solveAbductionProblem) [2024-10-18 08:36:20,224 INFO L85 PathProgramCache]: Analyzing trace with hash 516475883, now seen corresponding path program 1 times [2024-10-18 08:36:20,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 08:36:20,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 08:36:20,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-18 08:36:20,264 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.PostConditionTraceChecker.checkTrace(PostConditionTraceChecker.java:110) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:222) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.checkTransitions(ConditionalCommutativityInterpolantChecker.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.checkState(ConditionalCommutativityInterpolantChecker.java:180) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.getInterpolants(ConditionalCommutativityInterpolantChecker.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.refineAbstraction(PartialOrderCegarLoop.java:243) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms at de.uni_freiburg.informatik.ultimate.logic.NoopScript.annotate(NoopScript.java:471) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.annotate(WrapperScript.java:282) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertCodeBlocks.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 32 more [2024-10-18 08:36:20,272 INFO L158 Benchmark]: Toolchain (without parser) took 160676.61ms. Allocated memory was 167.8MB in the beginning and 524.3MB in the end (delta: 356.5MB). Free memory was 131.2MB in the beginning and 368.6MB in the end (delta: -237.4MB). Peak memory consumption was 122.1MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,272 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 08:36:20,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 688.82ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 75.7MB in the end (delta: 55.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.39ms. Allocated memory is still 167.8MB. Free memory was 75.7MB in the beginning and 70.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,273 INFO L158 Benchmark]: Boogie Preprocessor took 43.78ms. Allocated memory is still 167.8MB. Free memory was 70.8MB in the beginning and 67.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,273 INFO L158 Benchmark]: RCFGBuilder took 1017.57ms. Allocated memory is still 167.8MB. Free memory was 67.3MB in the beginning and 104.9MB in the end (delta: -37.6MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,273 INFO L158 Benchmark]: TraceAbstraction took 158844.52ms. Allocated memory was 167.8MB in the beginning and 524.3MB in the end (delta: 356.5MB). Free memory was 103.8MB in the beginning and 368.6MB in the end (delta: -264.7MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2024-10-18 08:36:20,274 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 117.4MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 688.82ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 75.7MB in the end (delta: 55.5MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.39ms. Allocated memory is still 167.8MB. Free memory was 75.7MB in the beginning and 70.8MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.78ms. Allocated memory is still 167.8MB. Free memory was 70.8MB in the beginning and 67.3MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.57ms. Allocated memory is still 167.8MB. Free memory was 67.3MB in the beginning and 104.9MB in the end (delta: -37.6MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * TraceAbstraction took 158844.52ms. Allocated memory was 167.8MB in the beginning and 524.3MB in the end (delta: 356.5MB). Free memory was 103.8MB in the beginning and 368.6MB in the end (delta: -264.7MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot name open terms: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-18 08:36:20,299 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-18 08:36:20,683 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2024-10-18 08:36:20,772 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/pthread-complex/bounded_buffer.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 08:36:22,336 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 08:36:22,395 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-10-18 08:36:22,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 08:36:22,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 08:36:22,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 08:36:22,427 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 08:36:22,427 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 08:36:22,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 08:36:22,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 08:36:22,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 08:36:22,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 08:36:22,429 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 08:36:22,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 08:36:22,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 08:36:22,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 08:36:22,431 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 08:36:22,431 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 08:36:22,432 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 08:36:22,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 08:36:22,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 08:36:22,434 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-18 08:36:22,434 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 08:36:22,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 08:36:22,435 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 08:36:22,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 08:36:22,436 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 08:36:22,437 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-18 08:36:22,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 08:36:22,437 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-18 08:36:22,437 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 08:36:22,437 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 08:36:22,438 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 08:36:22,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 08:36:22,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 08:36:22,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 08:36:22,685 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 08:36:22,685 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 08:36:22,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-10-18 08:36:23,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 08:36:24,196 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 08:36:24,198 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i [2024-10-18 08:36:24,220 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/739101b35/a95d183eb55a4b3f9b64ede7df688ce2/FLAG5736ae3aa [2024-10-18 08:36:24,233 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/739101b35/a95d183eb55a4b3f9b64ede7df688ce2 [2024-10-18 08:36:24,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 08:36:24,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 08:36:24,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 08:36:24,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 08:36:24,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 08:36:24,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:24,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e641065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24, skipping insertion in model container [2024-10-18 08:36:24,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:24,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 08:36:24,754 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-10-18 08:36:24,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 08:36:24,798 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 08:36:24,841 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-complex/bounded_buffer.i[70002,70015] [2024-10-18 08:36:24,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 08:36:24,931 INFO L204 MainTranslator]: Completed translation [2024-10-18 08:36:24,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24 WrapperNode [2024-10-18 08:36:24,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 08:36:24,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 08:36:24,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 08:36:24,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 08:36:24,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:24,964 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:24,995 INFO L138 Inliner]: procedures = 432, calls = 134, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 469 [2024-10-18 08:36:24,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 08:36:24,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 08:36:24,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 08:36:24,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 08:36:25,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,060 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 08:36:25,061 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 08:36:25,061 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 08:36:25,061 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 08:36:25,062 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (1/1) ... [2024-10-18 08:36:25,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 08:36:25,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 08:36:25,087 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) [2024-10-18 08:36:25,089 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 [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2024-10-18 08:36:25,119 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 08:36:25,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 08:36:25,119 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2024-10-18 08:36:25,120 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2024-10-18 08:36:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-18 08:36:25,120 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-18 08:36:25,121 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 08:36:25,290 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 08:36:25,292 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 08:36:26,024 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 08:36:26,025 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 08:36:26,401 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 08:36:26,401 INFO L314 CfgBuilder]: Removed 13 assume(true) statements. [2024-10-18 08:36:26,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:36:26 BoogieIcfgContainer [2024-10-18 08:36:26,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 08:36:26,404 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 08:36:26,404 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 08:36:26,406 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 08:36:26,406 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 08:36:24" (1/3) ... [2024-10-18 08:36:26,408 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a0e5257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:36:26, skipping insertion in model container [2024-10-18 08:36:26,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 08:36:24" (2/3) ... [2024-10-18 08:36:26,409 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a0e5257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 08:36:26, skipping insertion in model container [2024-10-18 08:36:26,409 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 08:36:26" (3/3) ... [2024-10-18 08:36:26,410 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2024-10-18 08:36:26,425 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 08:36:26,426 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-10-18 08:36:26,426 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 08:36:26,517 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-10-18 08:36:26,552 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 08:36:26,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 08:36:26,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 08:36:26,554 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) [2024-10-18 08:36:26,556 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 [2024-10-18 08:36:26,640 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 08:36:26,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 08:36:26,656 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 08:36:26,661 INFO L333 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, 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;@53b9d6f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 08:36:26,661 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-18 08:36:32,681 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 08:36:32,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 08:36:32,682 INFO L85 PathProgramCache]: Analyzing trace with hash -83716300, now seen corresponding path program 1 times [2024-10-18 08:36:32,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 08:36:32,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [864434350] [2024-10-18 08:36:32,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 08:36:32,692 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-18 08:36:32,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 08:36:32,719 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-18 08:36:32,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-18 08:36:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 08:36:32,896 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-18 08:36:32,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 08:36:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 08:36:32,922 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 08:36:32,923 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 08:36:32,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [864434350] [2024-10-18 08:36:32,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [864434350] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 08:36:32,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 08:36:32,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-18 08:36:32,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802341193] [2024-10-18 08:36:32,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 08:36:32,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-18 08:36:32,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 08:36:35,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 487 treesize of output 375 [2024-10-18 08:36:40,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 527 treesize of output 509 [2024-10-18 08:36:40,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 558 [2024-10-18 08:36:40,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 9 [2024-10-18 08:36:43,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 527 treesize of output 509 [2024-10-18 08:36:43,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 648 treesize of output 558 [2024-10-18 08:36:45,814 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2131 treesize of output 2077 [2024-10-18 08:36:45,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1184 treesize of output 1004 [2024-10-18 08:36:50,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 4195 treesize of output 4093 [2024-10-18 08:36:50,267 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 337 treesize of output 283 [2024-10-18 08:36:50,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 681 treesize of output 573 [2024-10-18 08:36:50,766 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 527 treesize of output 509 [2024-10-18 08:36:53,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2483 treesize of output 2129 [2024-10-18 08:36:54,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1044 treesize of output 1014 [2024-10-18 08:36:58,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1295 treesize of output 1109 [2024-10-18 08:36:58,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 536 treesize of output 518 [2024-10-18 08:37:03,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 527 treesize of output 509 [2024-10-18 08:37:03,220 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 667 treesize of output 565 [2024-10-18 08:37:09,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2140 treesize of output 2086 [2024-10-18 08:37:09,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2423 treesize of output 2069 [2024-10-18 08:37:10,747 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 536 treesize of output 518 [2024-10-18 08:37:10,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 681 treesize of output 579 [2024-10-18 08:37:16,772 INFO L85 PathProgramCache]: Analyzing trace with hash 279867817, now seen corresponding path program 1 times [2024-10-18 08:37:16,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 08:37:16,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 08:37:16,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-18 08:37:17,129 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,SelfDestructingSolverStorable0 [2024-10-18 08:37:17,130 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraigSleepSetPOR.construct(IpTcStrategyModuleCraigSleepSetPOR.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.PostConditionTraceChecker.checkTrace(PostConditionTraceChecker.java:110) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityChecker.checkConditionalCommutativity(ConditionalCommutativityChecker.java:222) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.checkTransitions(ConditionalCommutativityInterpolantChecker.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.checkState(ConditionalCommutativityInterpolantChecker.java:180) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.ConditionalCommutativityInterpolantChecker.getInterpolants(ConditionalCommutativityInterpolantChecker.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.refineAbstraction(PartialOrderCegarLoop.java:243) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:463) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:421) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:307) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.TermCompiler.convertApplicationTerm(TermCompiler.java:562) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.smtinterpol.convert.Clausifier.addFormula(Clausifier.java:2655) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.assertTerm(SMTInterpol.java:660) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:143) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertNonCall(AnnotateAndAssertCodeBlocks.java:109) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:101) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 32 more [2024-10-18 08:37:17,134 INFO L158 Benchmark]: Toolchain (without parser) took 52897.36ms. Allocated memory was 67.1MB in the beginning and 255.9MB in the end (delta: 188.7MB). Free memory was 45.1MB in the beginning and 210.5MB in the end (delta: -165.4MB). Peak memory consumption was 174.3MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,134 INFO L158 Benchmark]: CDTParser took 0.90ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 08:37:17,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 693.54ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 44.9MB in the beginning and 51.5MB in the end (delta: -6.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.49ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 46.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,135 INFO L158 Benchmark]: Boogie Preprocessor took 64.16ms. Allocated memory is still 90.2MB. Free memory was 46.9MB in the beginning and 42.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,135 INFO L158 Benchmark]: RCFGBuilder took 1341.40ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 42.7MB in the beginning and 57.1MB in the end (delta: -14.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,138 INFO L158 Benchmark]: TraceAbstraction took 50729.96ms. Allocated memory was 115.3MB in the beginning and 255.9MB in the end (delta: 140.5MB). Free memory was 56.0MB in the beginning and 210.5MB in the end (delta: -154.5MB). Peak memory consumption was 136.7MB. Max. memory is 16.1GB. [2024-10-18 08:37:17,139 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 693.54ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 44.9MB in the beginning and 51.5MB in the end (delta: -6.6MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.49ms. Allocated memory is still 90.2MB. Free memory was 51.5MB in the beginning and 46.9MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.16ms. Allocated memory is still 90.2MB. Free memory was 46.9MB in the beginning and 42.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1341.40ms. Allocated memory was 90.2MB in the beginning and 115.3MB in the end (delta: 25.2MB). Free memory was 42.7MB in the beginning and 57.1MB in the end (delta: -14.4MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * TraceAbstraction took 50729.96ms. Allocated memory was 115.3MB in the beginning and 255.9MB in the end (delta: 140.5MB). Free memory was 56.0MB in the beginning and 210.5MB in the end (delta: -154.5MB). Peak memory consumption was 136.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-18 08:37:17,163 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-18 08:37:17,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Const is only supported for infinite index sort