./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1d27b7f98ac68d2da6120346c107c87df7f6f708200f0d5d2c806741122116e --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-16 19:19:48,434 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-16 19:19:48,510 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-16 19:19:48,514 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-16 19:19:48,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-16 19:19:48,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-16 19:19:48,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-16 19:19:48,542 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-16 19:19:48,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-16 19:19:48,546 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-16 19:19:48,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-16 19:19:48,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-16 19:19:48,548 INFO L153 SettingsManager]: * Use SBE=true [2024-07-16 19:19:48,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-16 19:19:48,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-16 19:19:48,549 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-16 19:19:48,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-16 19:19:48,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-16 19:19:48,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-16 19:19:48,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-16 19:19:48,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-16 19:19:48,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-16 19:19:48,551 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-16 19:19:48,551 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-16 19:19:48,552 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-16 19:19:48,552 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-16 19:19:48,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-16 19:19:48,553 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-16 19:19:48,553 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-16 19:19:48,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-16 19:19:48,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-16 19:19:48,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-16 19:19:48,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-16 19:19:48,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-16 19:19:48,555 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-16 19:19:48,555 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-16 19:19:48,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-16 19:19:48,556 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-16 19:19:48,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-16 19:19:48,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-16 19:19:48,556 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-16 19:19:48,556 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-16 19:19:48,557 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d27b7f98ac68d2da6120346c107c87df7f6f708200f0d5d2c806741122116e [2024-07-16 19:19:48,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-16 19:19:48,862 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-16 19:19:48,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-16 19:19:48,866 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-16 19:19:48,866 INFO L274 PluginConnector]: CDTParser initialized [2024-07-16 19:19:48,867 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-07-16 19:19:49,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-16 19:19:50,178 INFO L384 CDTParser]: Found 1 translation units. [2024-07-16 19:19:50,179 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-07-16 19:19:50,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0119340a3/f3cb515fc0a1453c91a961d3e8aee1b3/FLAG5d6ac3fd7 [2024-07-16 19:19:50,196 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0119340a3/f3cb515fc0a1453c91a961d3e8aee1b3 [2024-07-16 19:19:50,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-16 19:19:50,199 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-16 19:19:50,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-16 19:19:50,200 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-16 19:19:50,203 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-16 19:19:50,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ccece52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50, skipping insertion in model container [2024-07-16 19:19:50,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-16 19:19:50,388 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2730,2743] [2024-07-16 19:19:50,395 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-16 19:19:50,403 INFO L202 MainTranslator]: Completed pre-run [2024-07-16 19:19:50,439 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2730,2743] [2024-07-16 19:19:50,454 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-16 19:19:50,473 INFO L206 MainTranslator]: Completed translation [2024-07-16 19:19:50,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50 WrapperNode [2024-07-16 19:19:50,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-16 19:19:50,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-07-16 19:19:50,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-07-16 19:19:50,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-07-16 19:19:50,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,536 INFO L138 Inliner]: procedures = 25, calls = 29, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 138 [2024-07-16 19:19:50,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-07-16 19:19:50,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-07-16 19:19:50,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-07-16 19:19:50,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-07-16 19:19:50,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,602 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-07-16 19:19:50,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-07-16 19:19:50,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-07-16 19:19:50,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-07-16 19:19:50,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (1/1) ... [2024-07-16 19:19:50,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-16 19:19:50,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:50,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-07-16 19:19:50,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-07-16 19:19:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-07-16 19:19:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-07-16 19:19:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-07-16 19:19:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-07-16 19:19:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-07-16 19:19:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-07-16 19:19:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-07-16 19:19:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-07-16 19:19:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-07-16 19:19:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-07-16 19:19:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-07-16 19:19:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-07-16 19:19:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-07-16 19:19:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-07-16 19:19:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-07-16 19:19:50,714 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-07-16 19:19:50,834 INFO L244 CfgBuilder]: Building ICFG [2024-07-16 19:19:50,836 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-07-16 19:19:51,109 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-07-16 19:19:51,110 INFO L293 CfgBuilder]: Performing block encoding [2024-07-16 19:19:51,366 INFO L315 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-07-16 19:19:51,366 INFO L320 CfgBuilder]: Removed 6 assume(true) statements. [2024-07-16 19:19:51,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.07 07:19:51 BoogieIcfgContainer [2024-07-16 19:19:51,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-07-16 19:19:51,370 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-07-16 19:19:51,370 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-07-16 19:19:51,373 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-07-16 19:19:51,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.07 07:19:50" (1/3) ... [2024-07-16 19:19:51,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1764ef8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.07 07:19:51, skipping insertion in model container [2024-07-16 19:19:51,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.07 07:19:50" (2/3) ... [2024-07-16 19:19:51,375 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1764ef8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.07 07:19:51, skipping insertion in model container [2024-07-16 19:19:51,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.07 07:19:51" (3/3) ... [2024-07-16 19:19:51,376 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-sum.wvr.c [2024-07-16 19:19:51,386 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-07-16 19:19:51,394 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-07-16 19:19:51,394 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-07-16 19:19:51,395 INFO L522 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-07-16 19:19:51,466 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-07-16 19:19:51,509 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-16 19:19:51,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-07-16 19:19:51,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:51,512 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-07-16 19:19:51,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-07-16 19:19:51,562 INFO L158 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-07-16 19:19:51,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-07-16 19:19:51,578 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@110197f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-07-16 19:19:51,579 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-07-16 19:19:51,864 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:51,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:51,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1349771057, now seen corresponding path program 1 times [2024-07-16 19:19:51,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:51,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765628978] [2024-07-16 19:19:51,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:51,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:52,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-07-16 19:19:52,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:52,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765628978] [2024-07-16 19:19:52,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765628978] provided 1 perfect and 0 imperfect interpolant sequences [2024-07-16 19:19:52,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-07-16 19:19:52,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-07-16 19:19:52,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522833752] [2024-07-16 19:19:52,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-07-16 19:19:52,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-07-16 19:19:52,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:52,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-07-16 19:19:52,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-07-16 19:19:52,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:52,408 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:52,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:52,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:52,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:52,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-07-16 19:19:52,554 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:52,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:52,555 INFO L85 PathProgramCache]: Analyzing trace with hash 754232205, now seen corresponding path program 1 times [2024-07-16 19:19:52,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:52,555 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544728193] [2024-07-16 19:19:52,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:52,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:52,848 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-07-16 19:19:52,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:52,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544728193] [2024-07-16 19:19:52,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544728193] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:52,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1222425936] [2024-07-16 19:19:52,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:52,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:52,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:52,893 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:52,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-07-16 19:19:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:53,008 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjunts are in the unsatisfiable core [2024-07-16 19:19:53,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:53,161 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-07-16 19:19:53,161 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:53,249 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-07-16 19:19:53,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1222425936] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:53,250 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:53,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-07-16 19:19:53,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606058666] [2024-07-16 19:19:53,251 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:53,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-07-16 19:19:53,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:53,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-07-16 19:19:53,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-07-16 19:19:53,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:53,255 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:53,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.0) internal successors, (70), 13 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:53,255 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:53,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:53,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:53,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:53,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-07-16 19:19:53,679 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:53,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:53,679 INFO L85 PathProgramCache]: Analyzing trace with hash -165695537, now seen corresponding path program 2 times [2024-07-16 19:19:53,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:53,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205201162] [2024-07-16 19:19:53,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:53,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:53,867 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-07-16 19:19:53,867 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:53,867 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205201162] [2024-07-16 19:19:53,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205201162] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:53,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660838641] [2024-07-16 19:19:53,868 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-07-16 19:19:53,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:53,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:53,869 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:53,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-07-16 19:19:54,003 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-07-16 19:19:54,003 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:19:54,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 8 conjunts are in the unsatisfiable core [2024-07-16 19:19:54,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-07-16 19:19:54,117 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-07-16 19:19:54,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660838641] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:54,199 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:54,199 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13 [2024-07-16 19:19:54,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606647995] [2024-07-16 19:19:54,200 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:54,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-07-16 19:19:54,201 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:54,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-07-16 19:19:54,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-07-16 19:19:54,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:54,206 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:54,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 13 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:54,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:54,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:54,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:54,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:54,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:54,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:54,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:54,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:54,617 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:54,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:54,617 INFO L85 PathProgramCache]: Analyzing trace with hash -492364431, now seen corresponding path program 3 times [2024-07-16 19:19:54,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:54,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256152831] [2024-07-16 19:19:54,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:54,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:54,897 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 17 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-07-16 19:19:54,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:54,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256152831] [2024-07-16 19:19:54,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256152831] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:54,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2105046725] [2024-07-16 19:19:54,899 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-07-16 19:19:54,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:54,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:54,900 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:54,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-07-16 19:19:55,018 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-07-16 19:19:55,019 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:19:55,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 8 conjunts are in the unsatisfiable core [2024-07-16 19:19:55,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:55,156 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-07-16 19:19:55,156 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-07-16 19:19:55,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2105046725] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:55,300 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:55,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2024-07-16 19:19:55,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727649117] [2024-07-16 19:19:55,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:55,301 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-07-16 19:19:55,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:55,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-07-16 19:19:55,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=202, Unknown=0, NotChecked=0, Total=240 [2024-07-16 19:19:55,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:55,302 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:55,302 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.625) internal successors, (90), 16 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:55,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:55,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:55,302 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:55,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:55,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:55,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:55,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:55,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:55,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:56,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:56,064 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:56,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:56,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1439571268, now seen corresponding path program 1 times [2024-07-16 19:19:56,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:56,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904824060] [2024-07-16 19:19:56,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:56,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:56,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-07-16 19:19:56,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:56,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904824060] [2024-07-16 19:19:56,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904824060] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:56,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099203390] [2024-07-16 19:19:56,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:56,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:56,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:56,318 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:56,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-07-16 19:19:56,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:56,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 10 conjunts are in the unsatisfiable core [2024-07-16 19:19:56,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:56,607 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 33 proven. 15 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-07-16 19:19:56,608 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:56,716 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-07-16 19:19:56,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099203390] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:56,719 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:56,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 19 [2024-07-16 19:19:56,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958012256] [2024-07-16 19:19:56,720 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:56,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-07-16 19:19:56,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:56,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-07-16 19:19:56,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=277, Unknown=0, NotChecked=0, Total=380 [2024-07-16 19:19:56,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:56,723 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:56,723 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 5.15) internal successors, (103), 19 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:56,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:56,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:56,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:56,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:56,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:56,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:56,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:19:56,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:57,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:57,189 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:57,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:57,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1391793675, now seen corresponding path program 2 times [2024-07-16 19:19:57,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:57,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15966024] [2024-07-16 19:19:57,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:57,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 69 proven. 16 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-07-16 19:19:57,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:57,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15966024] [2024-07-16 19:19:57,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15966024] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:57,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930140785] [2024-07-16 19:19:57,446 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-07-16 19:19:57,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:57,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:57,447 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:57,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-07-16 19:19:57,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-07-16 19:19:57,591 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:19:57,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 12 conjunts are in the unsatisfiable core [2024-07-16 19:19:57,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:57,807 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 79 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-07-16 19:19:57,807 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:57,972 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 79 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-07-16 19:19:57,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930140785] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:57,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:57,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-07-16 19:19:57,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120481226] [2024-07-16 19:19:57,973 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:57,974 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-07-16 19:19:57,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:57,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-07-16 19:19:57,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2024-07-16 19:19:57,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:57,975 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:57,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 5.125) internal successors, (123), 23 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:57,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:57,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:57,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:57,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:57,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:19:57,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:58,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:19:58,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-16 19:19:58,154 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:58,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:58,349 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:58,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:58,349 INFO L85 PathProgramCache]: Analyzing trace with hash -901132873, now seen corresponding path program 3 times [2024-07-16 19:19:58,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:58,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777716607] [2024-07-16 19:19:58,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:58,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:19:58,626 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 48 proven. 40 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-07-16 19:19:58,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:19:58,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777716607] [2024-07-16 19:19:58,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777716607] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:19:58,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741863313] [2024-07-16 19:19:58,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-07-16 19:19:58,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:19:58,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:19:58,629 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:19:58,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-07-16 19:19:58,759 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-07-16 19:19:58,759 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:19:58,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 6 conjunts are in the unsatisfiable core [2024-07-16 19:19:58,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:19:58,831 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-07-16 19:19:58,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:19:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-07-16 19:19:58,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741863313] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:19:58,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:19:58,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 16 [2024-07-16 19:19:58,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431972341] [2024-07-16 19:19:58,897 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:19:58,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-07-16 19:19:58,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:19:58,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-07-16 19:19:58,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2024-07-16 19:19:58,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:58,900 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:19:58,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.6875) internal successors, (107), 16 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:19:58,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:58,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:58,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:58,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:58,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:19:58,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-16 19:19:58,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:19:59,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:19:59,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:19:59,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:19:59,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:19:59,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:19:59,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-16 19:19:59,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-07-16 19:19:59,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-07-16 19:19:59,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-07-16 19:19:59,851 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:19:59,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:19:59,852 INFO L85 PathProgramCache]: Analyzing trace with hash 894380030, now seen corresponding path program 4 times [2024-07-16 19:19:59,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:19:59,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545423454] [2024-07-16 19:19:59,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:19:59,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:19:59,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:20:00,219 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 127 proven. 42 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-07-16 19:20:00,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:20:00,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545423454] [2024-07-16 19:20:00,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545423454] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:20:00,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015208437] [2024-07-16 19:20:00,220 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-07-16 19:20:00,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:20:00,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:20:00,221 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:20:00,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-07-16 19:20:00,360 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-07-16 19:20:00,361 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:20:00,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 12 conjunts are in the unsatisfiable core [2024-07-16 19:20:00,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:20:00,634 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 86 proven. 68 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-07-16 19:20:00,634 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-07-16 19:20:00,764 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 86 proven. 4 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-07-16 19:20:00,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015208437] provided 0 perfect and 2 imperfect interpolant sequences [2024-07-16 19:20:00,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-07-16 19:20:00,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 6] total 27 [2024-07-16 19:20:00,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949046661] [2024-07-16 19:20:00,765 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-07-16 19:20:00,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-07-16 19:20:00,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-07-16 19:20:00,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-07-16 19:20:00,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=608, Unknown=0, NotChecked=0, Total=702 [2024-07-16 19:20:00,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:20:00,767 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-07-16 19:20:00,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 5.851851851851852) internal successors, (158), 27 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-07-16 19:20:00,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-07-16 19:20:01,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-07-16 19:20:01,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-07-16 19:20:01,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-07-16 19:20:01,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:20:01,645 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-07-16 19:20:01,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-07-16 19:20:01,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1601392796, now seen corresponding path program 4 times [2024-07-16 19:20:01,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-07-16 19:20:01,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128607877] [2024-07-16 19:20:01,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-07-16 19:20:01,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-07-16 19:20:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-07-16 19:20:10,083 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-07-16 19:20:10,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-07-16 19:20:10,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128607877] [2024-07-16 19:20:10,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128607877] provided 0 perfect and 1 imperfect interpolant sequences [2024-07-16 19:20:10,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1492040169] [2024-07-16 19:20:10,084 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-07-16 19:20:10,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-07-16 19:20:10,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-07-16 19:20:10,086 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-07-16 19:20:10,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-07-16 19:20:10,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-07-16 19:20:10,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-07-16 19:20:10,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 101 conjunts are in the unsatisfiable core [2024-07-16 19:20:10,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-07-16 19:20:11,465 INFO L349 Elim1Store]: treesize reduction 28, result has 52.5 percent of original size [2024-07-16 19:20:11,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 36 treesize of output 46 [2024-07-16 19:20:12,344 INFO L349 Elim1Store]: treesize reduction 52, result has 37.3 percent of original size [2024-07-16 19:20:12,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 103 treesize of output 102 [2024-07-16 19:20:14,543 INFO L349 Elim1Store]: treesize reduction 76, result has 29.0 percent of original size [2024-07-16 19:20:14,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 3 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 30 case distinctions, treesize of input 278 treesize of output 206 [2024-07-16 19:20:17,208 INFO L349 Elim1Store]: treesize reduction 100, result has 23.7 percent of original size [2024-07-16 19:20:17,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 11 select indices, 11 select index equivalence classes, 6 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 57 case distinctions, treesize of input 365 treesize of output 262 [2024-07-16 19:20:20,234 INFO L349 Elim1Store]: treesize reduction 124, result has 20.0 percent of original size [2024-07-16 19:20:20,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 14 select indices, 14 select index equivalence classes, 10 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 93 case distinctions, treesize of input 461 treesize of output 331 [2024-07-16 19:22:04,879 WARN L293 SmtUtils]: Spent 1.66m on a formula simplification that was a NOOP. DAG size: 3175 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-07-16 19:22:04,881 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-07-16 19:22:04,886 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 115 select indices, 115 select index equivalence classes, 10 disjoint index pairs (out of 6555 index pairs), introduced 115 new quantified variables, introduced 6555 case distinctions, treesize of input 2130 treesize of output 10942 [2024-07-16 19:27:08,797 WARN L293 SmtUtils]: Spent 5.17s on a formula simplification. DAG size of input: 944 DAG size of output: 960 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) Killed by 15