./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -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/weaver/popl20-more-queue-add-2-nl.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 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 50 --traceabstraction.seed.for.random.criterion 213 -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 06:15:49,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 06:15:49,816 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 06:15:49,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 06:15:49,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 06:15:49,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 06:15:49,847 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 06:15:49,848 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 06:15:49,848 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 06:15:49,849 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 06:15:49,850 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 06:15:49,850 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 06:15:49,850 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 06:15:49,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 06:15:49,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 06:15:49,851 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 06:15:49,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 06:15:49,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 06:15:49,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 06:15:49,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 06:15:49,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 06:15:49,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 06:15:49,856 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 06:15:49,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 06:15:49,857 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 06:15:49,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 06:15:49,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 06:15:49,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 06:15:49,858 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 06:15:49,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 06:15:49,859 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 06:15:49,861 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 -> 613bf9314e4e3fb6e64527ec38c7e6b39400e524de37a5103e9f06d9db406d3d 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 -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 50 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 213 [2024-10-18 06:15:50,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 06:15:50,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 06:15:50,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 06:15:50,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 06:15:50,120 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 06:15:50,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-10-18 06:15:51,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 06:15:51,730 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 06:15:51,730 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-queue-add-2-nl.wvr.c [2024-10-18 06:15:51,737 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f464f6406/4bf20192dbd84967b922cd990eca5df0/FLAGfa841ebf1 [2024-10-18 06:15:52,103 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/f464f6406/4bf20192dbd84967b922cd990eca5df0 [2024-10-18 06:15:52,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 06:15:52,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 06:15:52,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 06:15:52,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 06:15:52,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 06:15:52,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb94196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52, skipping insertion in model container [2024-10-18 06:15:52,117 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,140 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 06:15:52,356 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-more-queue-add-2-nl.wvr.c[2896,2909] [2024-10-18 06:15:52,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 06:15:52,379 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 06:15:52,403 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-more-queue-add-2-nl.wvr.c[2896,2909] [2024-10-18 06:15:52,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 06:15:52,425 INFO L204 MainTranslator]: Completed translation [2024-10-18 06:15:52,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52 WrapperNode [2024-10-18 06:15:52,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 06:15:52,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 06:15:52,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 06:15:52,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 06:15:52,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,441 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,466 INFO L138 Inliner]: procedures = 24, calls = 29, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 159 [2024-10-18 06:15:52,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 06:15:52,470 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 06:15:52,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 06:15:52,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 06:15:52,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,481 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,512 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 06:15:52,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 06:15:52,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 06:15:52,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 06:15:52,514 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (1/1) ... [2024-10-18 06:15:52,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 06:15:52,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:15:52,548 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 06:15:52,553 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 06:15:52,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 06:15:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-18 06:15:52,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-18 06:15:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-18 06:15:52,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-18 06:15:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 06:15:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 06:15:52,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 06:15:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 06:15:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-18 06:15:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 06:15:52,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 06:15:52,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 06:15:52,608 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 06:15:52,702 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 06:15:52,704 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 06:15:52,913 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 06:15:52,914 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 06:15:53,175 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 06:15:53,179 INFO L314 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-18 06:15:53,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 06:15:53 BoogieIcfgContainer [2024-10-18 06:15:53,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 06:15:53,183 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 06:15:53,183 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 06:15:53,192 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 06:15:53,195 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 06:15:52" (1/3) ... [2024-10-18 06:15:53,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ab573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 06:15:53, skipping insertion in model container [2024-10-18 06:15:53,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 06:15:52" (2/3) ... [2024-10-18 06:15:53,197 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53ab573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 06:15:53, skipping insertion in model container [2024-10-18 06:15:53,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 06:15:53" (3/3) ... [2024-10-18 06:15:53,198 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-queue-add-2-nl.wvr.c [2024-10-18 06:15:53,215 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 06:15:53,231 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 06:15:53,232 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 06:15:53,276 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-18 06:15:53,314 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 06:15:53,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 06:15:53,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:15:53,317 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 06:15:53,318 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 06:15:53,399 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 06:15:53,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:53,420 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 06:15:53,427 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;@3fd715e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=50, mConComCheckerRandomSeed=213, mConComCheckerConditionCriterion=false [2024-10-18 06:15:53,428 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-10-18 06:15:53,869 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:15:53,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:53,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1104973994, now seen corresponding path program 1 times [2024-10-18 06:15:53,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:15:53,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387435312] [2024-10-18 06:15:53,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:53,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:15:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:54,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:54,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:15:54,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387435312] [2024-10-18 06:15:54,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387435312] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 06:15:54,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 06:15:54,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 06:15:54,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941815242] [2024-10-18 06:15:54,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 06:15:54,319 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-18 06:15:54,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:15:54,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-18 06:15:54,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-18 06:15:54,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:54,345 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:15:54,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 06:15:54,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:54,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:54,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-18 06:15:54,406 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:15:54,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:54,408 INFO L85 PathProgramCache]: Analyzing trace with hash -880676330, now seen corresponding path program 1 times [2024-10-18 06:15:54,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:15:54,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969643428] [2024-10-18 06:15:54,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:54,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:15:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:54,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:54,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:15:54,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969643428] [2024-10-18 06:15:54,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969643428] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:15:54,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092468797] [2024-10-18 06:15:54,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:54,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:15:54,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:15:54,804 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) [2024-10-18 06:15:54,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-18 06:15:54,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:54,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-18 06:15:54,906 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:15:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:54,999 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:15:55,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:55,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2092468797] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:15:55,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:15:55,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-10-18 06:15:55,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092963198] [2024-10-18 06:15:55,114 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:15:55,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-18 06:15:55,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:15:55,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-18 06:15:55,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-10-18 06:15:55,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:55,116 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:15:55,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 11 states have internal predecessors, (48), 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) [2024-10-18 06:15:55,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:55,117 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:55,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:55,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:15:55,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-18 06:15:55,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-18 06:15:55,449 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:15:55,450 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:55,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1988673066, now seen corresponding path program 2 times [2024-10-18 06:15:55,450 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:15:55,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4945913] [2024-10-18 06:15:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:55,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:15:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:56,103 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:56,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:15:56,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4945913] [2024-10-18 06:15:56,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4945913] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:15:56,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056554522] [2024-10-18 06:15:56,105 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 06:15:56,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:15:56,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:15:56,107 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) [2024-10-18 06:15:56,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-18 06:15:56,180 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 06:15:56,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:15:56,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-18 06:15:56,184 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:15:56,344 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 11 treesize of output 3 [2024-10-18 06:15:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:56,371 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:15:56,502 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-10-18 06:15:56,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 11 [2024-10-18 06:15:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:56,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056554522] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:15:56,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:15:56,693 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 21 [2024-10-18 06:15:56,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951442364] [2024-10-18 06:15:56,693 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:15:56,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-18 06:15:56,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:15:56,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-18 06:15:56,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=353, Unknown=0, NotChecked=0, Total=462 [2024-10-18 06:15:56,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:56,698 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:15:56,698 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.9545454545454546) internal successors, (65), 21 states have internal predecessors, (65), 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) [2024-10-18 06:15:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:15:56,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:57,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:57,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:15:57,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:15:57,068 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-18 06:15:57,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:15:57,252 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:15:57,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:57,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1802626050, now seen corresponding path program 1 times [2024-10-18 06:15:57,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:15:57,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582751636] [2024-10-18 06:15:57,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:57,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:15:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:58,643 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:15:58,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:15:58,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582751636] [2024-10-18 06:15:58,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582751636] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:15:58,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418828213] [2024-10-18 06:15:58,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:58,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:15:58,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:15:58,645 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) [2024-10-18 06:15:58,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-18 06:15:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:15:58,718 INFO L255 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-18 06:15:58,719 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:15:58,859 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 06:15:58,859 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:15:58,913 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-10-18 06:15:58,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 12 [2024-10-18 06:15:58,948 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-10-18 06:15:58,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418828213] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:15:58,948 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:15:58,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 5] total 21 [2024-10-18 06:15:58,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751877315] [2024-10-18 06:15:58,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:15:58,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-10-18 06:15:58,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:15:58,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-10-18 06:15:58,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=412, Unknown=0, NotChecked=0, Total=462 [2024-10-18 06:15:58,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:58,953 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:15:58,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 3.1363636363636362) internal successors, (69), 21 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 06:15:58,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:58,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:15:58,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:15:58,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:15:59,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:15:59,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:15:59,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:15:59,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:15:59,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-18 06:15:59,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:15:59,908 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:15:59,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:15:59,944 INFO L85 PathProgramCache]: Analyzing trace with hash 433983276, now seen corresponding path program 2 times [2024-10-18 06:15:59,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:15:59,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50176101] [2024-10-18 06:15:59,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:15:59,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:15:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 06:16:00,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:00,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50176101] [2024-10-18 06:16:00,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50176101] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:00,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553780157] [2024-10-18 06:16:00,210 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 06:16:00,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:00,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:00,214 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) [2024-10-18 06:16:00,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-18 06:16:00,331 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 06:16:00,332 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:16:00,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-18 06:16:00,341 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:16:00,645 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 06:16:00,645 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:16:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 24 proven. 47 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 06:16:00,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553780157] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:16:00,930 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:16:00,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 35 [2024-10-18 06:16:00,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547370643] [2024-10-18 06:16:00,930 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:16:00,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-10-18 06:16:00,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:16:00,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-10-18 06:16:00,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=976, Unknown=0, NotChecked=0, Total=1260 [2024-10-18 06:16:00,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:00,932 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:00,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5) internal successors, (126), 35 states have internal predecessors, (126), 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) [2024-10-18 06:16:00,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:00,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:00,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:00,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:00,933 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:01,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:01,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:01,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:01,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:01,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:01,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-18 06:16:01,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:01,304 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:01,430 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 12 treesize of output 4 [2024-10-18 06:16:01,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1477987638, now seen corresponding path program 1 times [2024-10-18 06:16:01,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:01,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:01,622 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-18 06:16:01,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:01,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:01,711 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-18 06:16:01,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-18 06:16:01,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-18 06:16:01,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-18 06:16:01,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:01,714 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:01,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:01,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:02,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:02,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:02,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:02,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-10-18 06:16:02,162 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:02,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:16:02,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1848125116, now seen corresponding path program 3 times [2024-10-18 06:16:02,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:16:02,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256165515] [2024-10-18 06:16:02,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:02,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:04,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:04,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256165515] [2024-10-18 06:16:04,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256165515] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:04,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [254812997] [2024-10-18 06:16:04,914 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 06:16:04,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:04,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:04,919 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) [2024-10-18 06:16:04,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-18 06:16:05,254 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-18 06:16:05,254 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:16:05,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-10-18 06:16:05,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:16:06,180 INFO L349 Elim1Store]: treesize reduction 17, result has 32.0 percent of original size [2024-10-18 06:16:06,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 18 [2024-10-18 06:16:08,621 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-18 06:16:08,622 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:16:10,797 INFO L349 Elim1Store]: treesize reduction 16, result has 67.3 percent of original size [2024-10-18 06:16:10,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 72 treesize of output 72 [2024-10-18 06:16:11,495 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-10-18 06:16:11,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [254812997] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:16:11,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:16:11,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 19, 19] total 64 [2024-10-18 06:16:11,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587451649] [2024-10-18 06:16:11,496 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:16:11,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-18 06:16:11,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:16:11,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-18 06:16:11,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=390, Invalid=3770, Unknown=0, NotChecked=0, Total=4160 [2024-10-18 06:16:11,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:11,501 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:11,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 1.6615384615384616) internal successors, (108), 64 states have internal predecessors, (108), 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) [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:11,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:16,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:16,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:16,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-18 06:16:16,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:16,324 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:16,325 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:16:16,325 INFO L85 PathProgramCache]: Analyzing trace with hash -920665512, now seen corresponding path program 4 times [2024-10-18 06:16:16,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:16:16,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470108013] [2024-10-18 06:16:16,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:16,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:20,984 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 24 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:20,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:20,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470108013] [2024-10-18 06:16:20,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470108013] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:20,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167937307] [2024-10-18 06:16:20,984 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 06:16:20,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:20,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:20,986 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) [2024-10-18 06:16:20,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-18 06:16:21,156 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 06:16:21,157 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:16:21,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 110 conjuncts are in the unsatisfiable core [2024-10-18 06:16:21,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:16:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 06:16:24,023 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:16:28,222 INFO L349 Elim1Store]: treesize reduction 100, result has 58.5 percent of original size [2024-10-18 06:16:28,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 147 treesize of output 199 [2024-10-18 06:16:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-10-18 06:16:28,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167937307] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:16:28,878 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:16:28,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 35, 28] total 105 [2024-10-18 06:16:28,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600649681] [2024-10-18 06:16:28,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:16:28,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2024-10-18 06:16:28,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:16:28,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2024-10-18 06:16:28,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=524, Invalid=10606, Unknown=0, NotChecked=0, Total=11130 [2024-10-18 06:16:28,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:28,888 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:28,888 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 1.679245283018868) internal successors, (178), 105 states have internal predecessors, (178), 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) [2024-10-18 06:16:28,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:28,888 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:28,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:43,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:43,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:16:43,094 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-18 06:16:43,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-10-18 06:16:43,280 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:43,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:16:43,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1893750844, now seen corresponding path program 5 times [2024-10-18 06:16:43,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:16:43,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099346498] [2024-10-18 06:16:43,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:43,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 208 proven. 176 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-18 06:16:43,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:43,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099346498] [2024-10-18 06:16:43,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099346498] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:43,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355371523] [2024-10-18 06:16:43,802 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 06:16:43,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:43,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:43,805 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) [2024-10-18 06:16:43,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-18 06:16:44,071 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-18 06:16:44,071 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:16:44,075 INFO L255 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-10-18 06:16:44,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:16:44,762 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 319 proven. 78 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 06:16:44,762 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:16:45,465 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 306 proven. 91 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 06:16:45,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355371523] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:16:45,465 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:16:45,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21, 21] total 59 [2024-10-18 06:16:45,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545257375] [2024-10-18 06:16:45,466 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:16:45,466 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-10-18 06:16:45,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:16:45,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-10-18 06:16:45,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=894, Invalid=2646, Unknown=0, NotChecked=0, Total=3540 [2024-10-18 06:16:45,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:45,468 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:45,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 4.216666666666667) internal successors, (253), 59 states have internal predecessors, (253), 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) [2024-10-18 06:16:45,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:16:45,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:45,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:45,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:45,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:45,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:16:45,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:45,831 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-18 06:16:46,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:46,015 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:46,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:16:46,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1971587652, now seen corresponding path program 6 times [2024-10-18 06:16:46,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:16:46,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563618698] [2024-10-18 06:16:46,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:46,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:46,524 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 346 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:46,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:46,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563618698] [2024-10-18 06:16:46,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563618698] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:46,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [53355161] [2024-10-18 06:16:46,525 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 06:16:46,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:46,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:46,526 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) [2024-10-18 06:16:46,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-18 06:16:47,016 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-10-18 06:16:47,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:16:47,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-10-18 06:16:47,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:16:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 365 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:47,596 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:16:48,239 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 272 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:48,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [53355161] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:16:48,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:16:48,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 24, 24] total 67 [2024-10-18 06:16:48,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562140078] [2024-10-18 06:16:48,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:16:48,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 68 states [2024-10-18 06:16:48,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:16:48,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2024-10-18 06:16:48,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=853, Invalid=3703, Unknown=0, NotChecked=0, Total=4556 [2024-10-18 06:16:48,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:48,243 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:16:48,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 68 states, 68 states have (on average 3.985294117647059) internal successors, (271), 67 states have internal predecessors, (271), 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) [2024-10-18 06:16:48,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:48,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:16:48,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:16:48,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:16:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:16:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:16:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:16:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:16:48,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:16:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:16:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:48,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:16:48,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-18 06:16:48,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:48,844 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:16:48,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:16:48,845 INFO L85 PathProgramCache]: Analyzing trace with hash 880457816, now seen corresponding path program 7 times [2024-10-18 06:16:48,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:16:48,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003297931] [2024-10-18 06:16:48,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:16:48,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:16:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:57,716 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 135 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:16:57,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:16:57,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003297931] [2024-10-18 06:16:57,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003297931] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:16:57,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2110185048] [2024-10-18 06:16:57,717 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-18 06:16:57,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:16:57,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:16:57,718 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:16:57,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-18 06:16:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:16:57,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 192 conjuncts are in the unsatisfiable core [2024-10-18 06:16:57,865 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:17:06,295 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 0 proven. 430 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 06:17:06,295 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:17:21,897 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 06:17:21,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 20 select indices, 20 select index equivalence classes, 0 disjoint index pairs (out of 190 index pairs), introduced 20 new quantified variables, introduced 190 case distinctions, treesize of input 251 treesize of output 1053 [2024-10-18 06:17:27,994 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 0 proven. 365 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-10-18 06:17:27,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2110185048] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:17:27,995 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:17:27,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [73, 59, 48] total 178 [2024-10-18 06:17:27,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062333091] [2024-10-18 06:17:27,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:17:27,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2024-10-18 06:17:27,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:17:27,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2024-10-18 06:17:28,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1445, Invalid=30417, Unknown=0, NotChecked=0, Total=31862 [2024-10-18 06:17:28,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:17:28,002 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:17:28,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 1.6256983240223464) internal successors, (291), 178 states have internal predecessors, (291), 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) [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:17:28,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:17:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:17:28,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:29,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:29,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:29,507 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-18 06:19:29,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-18 06:19:29,689 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:19:29,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:19:29,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1532496836, now seen corresponding path program 8 times [2024-10-18 06:19:29,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:19:29,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033030266] [2024-10-18 06:19:29,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:19:29,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:19:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:19:30,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 498 proven. 774 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-10-18 06:19:30,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:19:30,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033030266] [2024-10-18 06:19:30,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033030266] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:19:30,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1436818756] [2024-10-18 06:19:30,496 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 06:19:30,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:19:30,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:19:30,498 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:19:30,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-18 06:19:30,640 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 06:19:30,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:19:30,643 INFO L255 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-18 06:19:30,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:19:31,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 1152 proven. 135 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-10-18 06:19:31,441 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:19:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 1133 proven. 154 refuted. 0 times theorem prover too weak. 221 trivial. 0 not checked. [2024-10-18 06:19:32,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1436818756] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:19:32,353 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:19:32,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 28, 28] total 81 [2024-10-18 06:19:32,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403119454] [2024-10-18 06:19:32,354 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:19:32,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2024-10-18 06:19:32,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:19:32,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2024-10-18 06:19:32,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1687, Invalid=4955, Unknown=0, NotChecked=0, Total=6642 [2024-10-18 06:19:32,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:32,358 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:19:32,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 4.109756097560975) internal successors, (337), 81 states have internal predecessors, (337), 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) [2024-10-18 06:19:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:32,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:32,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:32,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:32,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:32,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:32,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:32,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-18 06:19:32,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:19:32,974 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:19:32,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:19:32,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1203845672, now seen corresponding path program 9 times [2024-10-18 06:19:32,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:19:32,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074720339] [2024-10-18 06:19:32,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:19:32,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:19:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:19:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 578 proven. 761 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2024-10-18 06:19:33,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:19:33,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074720339] [2024-10-18 06:19:33,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074720339] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:19:33,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1592429056] [2024-10-18 06:19:33,792 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 06:19:33,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:19:33,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:19:33,794 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:19:33,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-18 06:19:35,360 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2024-10-18 06:19:35,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:19:35,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-18 06:19:35,371 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:19:36,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 1269 proven. 91 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-10-18 06:19:36,143 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:19:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 542 proven. 818 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-10-18 06:19:37,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1592429056] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:19:37,004 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:19:37,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29, 29] total 83 [2024-10-18 06:19:37,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317968791] [2024-10-18 06:19:37,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:19:37,005 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-10-18 06:19:37,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:19:37,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-10-18 06:19:37,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1470, Invalid=5502, Unknown=0, NotChecked=0, Total=6972 [2024-10-18 06:19:37,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:37,009 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:19:37,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 4.059523809523809) internal successors, (341), 83 states have internal predecessors, (341), 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) [2024-10-18 06:19:37,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:37,010 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:37,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:37,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:37,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:37,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:37,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-10-18 06:19:37,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-18 06:19:37,427 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:19:37,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:19:37,428 INFO L85 PathProgramCache]: Analyzing trace with hash -131117500, now seen corresponding path program 10 times [2024-10-18 06:19:37,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:19:37,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199671507] [2024-10-18 06:19:37,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:19:37,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:19:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:19:38,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1535 backedges. 665 proven. 735 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2024-10-18 06:19:38,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:19:38,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199671507] [2024-10-18 06:19:38,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199671507] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:19:38,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412764487] [2024-10-18 06:19:38,292 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 06:19:38,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:19:38,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:19:38,293 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:19:38,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-18 06:19:38,489 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 06:19:38,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:19:38,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 673 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-10-18 06:19:38,497 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:19:39,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1535 backedges. 1334 proven. 201 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:19:39,995 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 06:19:41,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1535 backedges. 1318 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:19:41,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412764487] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 06:19:41,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 06:19:41,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 38, 38] total 105 [2024-10-18 06:19:41,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528184314] [2024-10-18 06:19:41,742 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 06:19:41,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 106 states [2024-10-18 06:19:41,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 06:19:41,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 106 interpolants. [2024-10-18 06:19:41,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3032, Invalid=8098, Unknown=0, NotChecked=0, Total=11130 [2024-10-18 06:19:41,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:41,746 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 06:19:41,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 106 states, 106 states have (on average 4.367924528301887) internal successors, (463), 105 states have internal predecessors, (463), 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) [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:41,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 06:19:42,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 06:19:42,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 06:19:42,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-18 06:19:42,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 185 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-18 06:19:42,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-18 06:19:42,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-18 06:19:42,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-18 06:19:42,874 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-10-18 06:19:42,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 06:19:42,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1368570840, now seen corresponding path program 11 times [2024-10-18 06:19:42,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 06:19:42,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982091206] [2024-10-18 06:19:42,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 06:19:42,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 06:19:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 06:20:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 123 proven. 1538 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:20:07,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 06:20:07,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982091206] [2024-10-18 06:20:07,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982091206] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 06:20:07,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91310041] [2024-10-18 06:20:07,105 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 06:20:07,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 06:20:07,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 06:20:07,107 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 06:20:07,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-18 06:20:07,678 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2024-10-18 06:20:07,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 06:20:07,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 357 conjuncts are in the unsatisfiable core [2024-10-18 06:20:07,701 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 06:21:53,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:53,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 06:21:54,624 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 06:21:54,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 34 select indices, 34 select index equivalence classes, 456 disjoint index pairs (out of 561 index pairs), introduced 34 new quantified variables, introduced 561 case distinctions, treesize of input 323 treesize of output 1103 [2024-10-18 06:21:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 1661 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 06:21:59,213 INFO L311 TraceCheckSpWp]: Computing backward predicates... Killed by 15